1 | ;;;-*- Mode: Lisp; Package: CCL -*- |
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2 | ;;; |
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3 | ;;; Copyright (C) 2010 Clozure Associates |
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4 | ;;; Copyright (C) 1994-2001 Digitool, Inc |
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5 | ;;; This file is part of Clozure CL. |
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6 | ;;; |
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7 | ;;; Clozure CL is licensed under the terms of the Lisp Lesser GNU Public |
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8 | ;;; License , known as the LLGPL and distributed with Clozure CL as the |
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9 | ;;; file "LICENSE". The LLGPL consists of a preamble and the LGPL, |
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10 | ;;; which is distributed with Clozure CL as the file "LGPL". Where these |
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11 | ;;; conflict, the preamble takes precedence. |
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12 | ;;; |
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13 | ;;; Clozure CL is referenced in the preamble as the "LIBRARY." |
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14 | ;;; |
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15 | ;;; The LLGPL is also available online at |
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16 | ;;; http://opensource.franz.com/preamble.html |
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17 | |
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18 | |
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19 | (in-package "CCL") |
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20 | |
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21 | (eval-when (:compile-toplevel :load-toplevel :execute) |
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22 | (require "VINSN") |
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23 | (require "ARM-BACKEND")) |
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24 | |
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25 | (eval-when (:compile-toplevel :execute) |
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26 | (require "ARMENV")) |
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27 | |
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28 | (defmacro define-arm-vinsn (vinsn-name (results args &optional temps) &body body) |
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29 | (%define-vinsn *arm-backend* vinsn-name results args temps body)) |
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30 | |
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31 | |
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32 | ;;; Index "scaling" and constant-offset misc-ref vinsns. |
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33 | |
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34 | (define-arm-vinsn scale-node-misc-index (((dest :u32)) |
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35 | ((idx :imm) ; A fixnum |
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36 | ) |
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37 | ()) |
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38 | (add dest idx (:$ arm::misc-data-offset))) |
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39 | |
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40 | (define-arm-vinsn scale-32bit-misc-index (((dest :u32)) |
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41 | ((idx :imm) ; A fixnum |
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42 | ) |
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43 | ()) |
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44 | (add dest idx (:$ arm::misc-data-offset))) |
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45 | |
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46 | (define-arm-vinsn scale-16bit-misc-index (((dest :u32)) |
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47 | ((idx :imm) ; A fixnum |
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48 | ) |
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49 | ()) |
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50 | (mov dest (:lsr idx (:$ 1))) |
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51 | (add dest dest (:$ arm::misc-data-offset))) |
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52 | |
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53 | (define-arm-vinsn scale-8bit-misc-index (((dest :u32)) |
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54 | ((idx :imm) ; A fixnum |
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55 | ) |
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56 | ()) |
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57 | (mov dest (:lsr idx (:$ 2))) |
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58 | (add dest dest (:$ arm::misc-data-offset))) |
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59 | |
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60 | (define-arm-vinsn scale-64bit-misc-index (((dest :u32)) |
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61 | ((idx :imm) ; A fixnum |
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62 | ) |
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63 | ()) |
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64 | (add dest idx idx) |
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65 | (add dest dest (:$ arm::misc-dfloat-offset))) |
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66 | |
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67 | |
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68 | (define-arm-vinsn scale-1bit-misc-index (((word-index :u32) |
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69 | (bitnum :u8)) ; (unsigned-byte 5) |
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70 | ((idx :imm) ; A fixnum |
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71 | ) |
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72 | ) |
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73 | (mov word-index (:lsr idx (:$ arm::fixnumshift))) |
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74 | (and bitnum word-index (:$ 31)) |
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75 | (mov word-index (:lsr word-index (:$ 5))) |
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76 | (add word-index word-index (:$ arm::misc-data-offset))) |
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77 | |
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78 | |
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79 | |
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80 | (define-arm-vinsn misc-ref-u32 (((dest :u32)) |
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81 | ((v :lisp) |
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82 | (scaled-idx :u32)) |
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83 | ()) |
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84 | (ldr dest (:+@ v scaled-idx))) |
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85 | |
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86 | |
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87 | (define-arm-vinsn misc-ref-c-u32 (((dest :u32)) |
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88 | ((v :lisp) |
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89 | (idx :u32const)) |
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90 | ()) |
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91 | (ldr dest (:@ v (:$ (:apply + arm::misc-data-offset (:apply ash idx 2)))))) |
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92 | |
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93 | (define-arm-vinsn misc-ref-s32 (((dest :s32)) |
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94 | ((v :lisp) |
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95 | (scaled-idx :u32)) |
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96 | ()) |
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97 | (ldr dest (:+@ v scaled-idx))) |
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98 | |
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99 | (define-arm-vinsn misc-ref-c-s32 (((dest :s32)) |
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100 | ((v :lisp) |
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101 | (idx :u32const)) |
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102 | ()) |
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103 | (ldr dest (:@ v (:$ (:apply + arm::misc-data-offset (:apply ash idx 2)))))) |
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104 | |
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105 | |
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106 | (define-arm-vinsn misc-set-c-u32 (() |
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107 | ((val :u32) |
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108 | (v :lisp) |
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109 | (idx :u32const))) |
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110 | (str val (:@ v (:$ (:apply + arm::misc-data-offset (:apply ash idx 2)))))) |
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111 | |
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112 | (define-arm-vinsn misc-set-c-s32 (() |
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113 | ((val :s32) |
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114 | (v :lisp) |
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115 | (idx :u32const))) |
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116 | (str val (:@ v (:$ (:apply + arm::misc-data-offset (:apply ash idx 2)))))) |
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117 | |
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118 | (define-arm-vinsn misc-set-u32 (() |
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119 | ((val :u32) |
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120 | (v :lisp) |
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121 | (scaled-idx :u32))) |
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122 | (str val (:+@ v scaled-idx))) |
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123 | |
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124 | (define-arm-vinsn misc-set-s32 (() |
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125 | ((val :s32) |
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126 | (v :lisp) |
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127 | (scaled-idx :u32))) |
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128 | (str val (:+@ v scaled-idx))) |
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129 | |
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130 | |
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131 | (define-arm-vinsn misc-ref-single-float (((dest :single-float)) |
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132 | ((v :lisp) |
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133 | (scaled-idx :u32)) |
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134 | ((temp :u32))) |
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135 | (ldr temp (:@ v scaled-idx)) |
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136 | (fmsr dest temp)) |
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137 | |
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138 | (define-arm-vinsn misc-ref-c-single-float (((dest :single-float)) |
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139 | ((v :lisp) |
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140 | (idx :u32const)) |
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141 | ((temp :u32))) |
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142 | (ldr temp (:@ v (:$ (:apply + arm::misc-data-offset (:apply ash idx 2))))) |
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143 | (fmsr dest temp)) |
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144 | |
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145 | (define-arm-vinsn misc-ref-double-float (((dest :double-float)) |
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146 | ((v :lisp) |
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147 | (scaled-idx :u32)) |
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148 | ((low (:u32 #.arm::imm0)) |
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149 | (high (:u32 #.arm::imm1)))) |
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150 | (ldrd low (:@ v scaled-idx)) |
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151 | (fmdrr dest low high)) |
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152 | |
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153 | |
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154 | (define-arm-vinsn misc-ref-c-double-float (((dest :double-float)) |
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155 | ((v :lisp) |
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156 | (idx :u32const)) |
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157 | ((low (:u32 #.arm::imm0)) |
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158 | (high (:u32 #.arm::imm1)))) |
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159 | (ldrd low (:@ v (:$ idx))) |
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160 | (fmdrr dest low high)) |
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161 | |
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162 | (define-arm-vinsn misc-set-c-double-float (((val :double-float)) |
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163 | ((v :lisp) |
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164 | (idx :u32const)) |
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165 | ((low (:u32 #.arm::imm0)) |
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166 | (high (:u32 #.arm::imm1)))) |
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167 | (fmrrd low high val) |
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168 | (strd low (:@ v (:$ (:apply + arm::misc-dfloat-offset (:apply ash idx 3)))))) |
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169 | |
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170 | (define-arm-vinsn misc-set-double-float (() |
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171 | ((val :double-float) |
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172 | (v :lisp) |
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173 | (scaled-idx :u32)) |
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174 | ((low (:u32 #.arm::imm0)) |
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175 | (high (:u32 #.arm::imm1)))) |
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176 | (fmrrd low high val) |
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177 | (strd low (:@ v scaled-idx))) |
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178 | |
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179 | (define-arm-vinsn misc-set-c-single-float (() |
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180 | ((val :single-float) |
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181 | (v :lisp) |
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182 | (idx :u32const)) |
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183 | ((temp :u32))) |
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184 | (fmrs temp val) |
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185 | (str temp (:@ v (:$ (:apply + arm::misc-data-offset (:apply ash idx 2)))))) |
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186 | |
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187 | |
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188 | |
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189 | (define-arm-vinsn misc-set-single-float (() |
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190 | ((val :single-float) |
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191 | (v :lisp) |
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192 | (scaled-idx :u32)) |
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193 | ((temp :u32))) |
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194 | (fmrs temp val) |
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195 | (str temp (:@ v scaled-idx))) |
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196 | |
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197 | |
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198 | (define-arm-vinsn misc-ref-u16 (((dest :u16)) |
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199 | ((v :lisp) |
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200 | (scaled-idx :u32)) |
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201 | ()) |
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202 | (ldrh dest (:+@ v scaled-idx))) |
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203 | |
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204 | (define-arm-vinsn misc-ref-c-u16 (((dest :u16)) |
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205 | ((v :lisp) |
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206 | (idx :u32const)) |
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207 | ()) |
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208 | (ldrh dest (:+@ v (:$ (:apply + arm::misc-data-offset (:apply ash idx 1)))))) |
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209 | |
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210 | (define-arm-vinsn misc-set-c-u16 (((val :u16)) |
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211 | ((v :lisp) |
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212 | (idx :u32const)) |
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213 | ()) |
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214 | (strh val (:+@ v (:$ (:apply + arm::misc-data-offset (:apply ash idx 1)))))) |
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215 | |
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216 | (define-arm-vinsn misc-set-u16 (((val :u16)) |
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217 | ((v :lisp) |
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218 | (scaled-idx :s32))) |
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219 | (strh val (:+@ v scaled-idx))) |
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220 | |
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221 | (define-arm-vinsn misc-ref-s16 (((dest :s16)) |
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222 | ((v :lisp) |
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223 | (scaled-idx :u32)) |
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224 | ()) |
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225 | (ldrsh dest (:@ v scaled-idx))) |
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226 | |
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227 | (define-arm-vinsn misc-ref-c-s16 (((dest :s16)) |
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228 | ((v :lisp) |
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229 | (idx :u32const)) |
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230 | ()) |
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231 | (ldrsh dest (:@ v (:$ (:apply + arm::misc-data-offset (:apply ash idx 1)))))) |
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232 | |
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233 | |
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234 | (define-arm-vinsn misc-set-c-s16 (((val :s16)) |
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235 | ((v :lisp) |
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236 | (idx :u32const)) |
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237 | ()) |
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238 | (strh val (:@ v (:$ (:apply + arm::misc-data-offset (:apply ash idx 1)))))) |
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239 | |
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240 | (define-arm-vinsn misc-set-s16 (((val :s16)) |
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241 | ((v :lisp) |
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242 | (scaled-idx :s32))) |
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243 | (strh val (:@ v scaled-idx))) |
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244 | |
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245 | (define-arm-vinsn misc-ref-u8 (((dest :u8)) |
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246 | ((v :lisp) |
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247 | (scaled-idx :u32)) |
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248 | ()) |
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249 | (ldrb dest (:@ v scaled-idx))) |
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250 | |
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251 | (define-arm-vinsn misc-ref-c-u8 (((dest :u8)) |
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252 | ((v :lisp) |
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253 | (idx :u32const)) |
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254 | ()) |
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255 | (ldrb dest (:@ v (:$ (:apply + arm::misc-data-offset idx))))) |
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256 | |
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257 | (define-arm-vinsn misc-set-c-u8 (((val :u8)) |
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258 | ((v :lisp) |
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259 | (idx :u32const)) |
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260 | ()) |
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261 | (strb val (:@ v (:$ (:apply + arm::misc-data-offset idx))))) |
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262 | |
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263 | (define-arm-vinsn misc-set-u8 (((val :u8)) |
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264 | ((v :lisp) |
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265 | (scaled-idx :u32)) |
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266 | ()) |
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267 | (strb val (:@ v scaled-idx))) |
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268 | |
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269 | (define-arm-vinsn misc-ref-s8 (((dest :s8)) |
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270 | ((v :lisp) |
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271 | (scaled-idx :u32)) |
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272 | ()) |
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273 | (ldrsb dest (:@ v scaled-idx))) |
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274 | |
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275 | (define-arm-vinsn misc-ref-c-s8 (((dest :s8)) |
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276 | ((v :lisp) |
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277 | (idx :u32const)) |
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278 | ()) |
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279 | (ldrsb dest (:@ v (:$ (:apply + arm::misc-data-offset idx))))) |
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280 | |
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281 | (define-arm-vinsn misc-set-c-s8 (((val :s8)) |
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282 | ((v :lisp) |
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283 | (idx :u32const)) |
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284 | ()) |
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285 | (strb val (:@ v (:$ (:apply + arm::misc-data-offset idx))))) |
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286 | |
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287 | (define-arm-vinsn misc-set-s8 (((val :s8)) |
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288 | ((v :lisp) |
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289 | (scaled-idx :u32)) |
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290 | ()) |
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291 | (strb val (:@ v scaled-idx))) |
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292 | |
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293 | #+notyet |
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294 | (define-arm-vinsn misc-ref-c-bit (((dest :u8)) |
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295 | ((v :lisp) |
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296 | (idx :u32const)) |
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297 | ()) |
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298 | (lwz dest (:apply + arm::misc-data-offset (:apply ash idx -5)) v) |
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299 | (rlwinm dest dest (:apply 1+ (:apply logand idx #x1f)) 31 31)) |
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300 | |
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301 | #+notyet |
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302 | (define-arm-vinsn misc-ref-c-bit-fixnum (((dest :imm)) |
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303 | ((v :lisp) |
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304 | (idx :u32const)) |
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305 | ((temp :u32))) |
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306 | (lwz temp (:apply + arm::misc-data-offset (:apply ash idx -5)) v) |
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307 | (rlwinm dest |
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308 | temp |
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309 | (:apply + 1 arm::fixnumshift (:apply logand idx #x1f)) |
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310 | (- arm::least-significant-bit arm::fixnumshift) |
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311 | (- arm::least-significant-bit arm::fixnumshift))) |
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312 | |
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313 | |
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314 | (define-arm-vinsn misc-ref-node (((dest :lisp)) |
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315 | ((v :lisp) |
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316 | (scaled-idx :s32)) |
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317 | ()) |
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318 | (ldr dest (:@ v scaled-idx))) |
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319 | |
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320 | |
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321 | |
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322 | |
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323 | (define-arm-vinsn misc-ref-c-node (((dest :lisp)) |
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324 | ((v :lisp) |
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325 | (idx :s16const)) |
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326 | ()) |
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327 | (ldr dest (:@ v (:$ (:apply + arm::misc-data-offset (:apply ash idx 2)))))) |
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328 | |
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329 | (define-arm-vinsn misc-set-node (() |
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330 | ((val :lisp) |
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331 | (v :lisp) |
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332 | (scaled-idx :u32))) |
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333 | (str val (:@ v scaled-idx))) |
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334 | |
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335 | ;;; This should only be used for initialization (when the value being |
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336 | ;;; stored is known to be older than the vector V.) |
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337 | (define-arm-vinsn misc-set-c-node (() |
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338 | ((val :lisp) |
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339 | (v :lisp) |
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340 | (idx :s16const)) |
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341 | ()) |
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342 | (str val (:@ v (:$ (:apply + arm::misc-data-offset (:apply ash idx 2)))))) |
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343 | |
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344 | |
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345 | (define-arm-vinsn misc-element-count-fixnum (((dest :imm)) |
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346 | ((v :lisp)) |
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347 | ((temp :u32))) |
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348 | (ldr temp (:@ v (:$ arm::misc-header-offset))) |
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349 | (bic temp temp (:$ arm::subtag-mask)) |
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350 | (mov dest (:lsr temp (:$ (- arm::num-subtag-bits arm::fixnum-shift))))) |
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351 | |
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352 | (define-arm-vinsn check-misc-bound (() |
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353 | ((idx :imm) |
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354 | (v :lisp)) |
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355 | ((temp :u32))) |
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356 | (ldr temp (:@ v (:$ arm::misc-header-offset))) |
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357 | (bic temp temp (:$ arm::subtag-mask)) |
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358 | (cmp idx (:lsr temp (:$ (- arm::num-subtag-bits arm::fixnum-shift)))) |
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359 | (uuo-error-vector-bounds (:? hs) idx v)) |
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360 | |
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361 | (define-arm-vinsn 2d-unscaled-index (((dest :imm) |
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362 | (dim1 :u32)) |
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363 | ((dim1 :u32) |
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364 | (i :imm) |
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365 | (j :imm))) |
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366 | (mul dim1 i dim1) |
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367 | (add dest dim1 j)) |
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368 | |
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369 | ;; dest <- (+ (* i dim1 dim2) (* j dim2) k) |
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370 | |
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371 | (define-arm-vinsn 3d-unscaled-index (((dest :imm) |
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372 | (dim1 :u32) |
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373 | (dim2 :u32)) |
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374 | ((dim1 :u32) |
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375 | (dim2 :u32) |
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376 | (i :imm) |
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377 | (j :imm) |
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378 | (k :imm))) |
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379 | (mul dim1 dim1 dim2) |
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380 | (mul dim2 j dim2) |
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381 | (mul dim1 i dim1) |
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382 | (add dim2 dim1 dim2) |
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383 | (add dest dim2 k)) |
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384 | |
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385 | |
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386 | (define-arm-vinsn 2d-dim1 (((dest :u32)) |
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387 | ((header :lisp))) |
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388 | (ldr dest (:@ header (:$ (+ arm::misc-data-offset (* 4 (1+ arm::arrayH.dim0-cell)))))) |
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389 | (mov dest (:asr dest (:$ arm::fixnumshift)))) |
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390 | |
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391 | |
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392 | |
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393 | (define-arm-vinsn 3d-dims (((dim1 :u32) |
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394 | (dim2 :u32)) |
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395 | ((header :lisp))) |
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396 | (ldr dim1 (:@ header (:$ (+ arm::misc-data-offset (* 4 (1+ arm::arrayH.dim0-cell)))))) |
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397 | (ldr dim2 (:@ header (:$ (+ arm::misc-data-offset (* 4 (+ 2 arm::arrayH.dim0-cell)))))) |
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398 | (mov dim1 (:asr dim1 (:$ arm::fixnumshift))) |
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399 | (mov dim2 (:asr dim2 (:$ arm::fixnumshift)))) |
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400 | |
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401 | ;; Return dim1 (unboxed) |
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402 | (define-arm-vinsn check-2d-bound (((dim :u32)) |
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403 | ((i :imm) |
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404 | (j :imm) |
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405 | (header :lisp))) |
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406 | (ldr dim (:@ header (:$ (+ arm::misc-data-offset (* 4 arm::arrayH.dim0-cell))))) |
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407 | (cmp i dim) |
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408 | (uuo-error-array-bounds (:? hs) i header) |
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409 | (ldr dim (:@ header (:$ (+ arm::misc-data-offset (* 4 (1+ arm::arrayH.dim0-cell)))))) |
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410 | (cmp j dim) |
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411 | (uuo-error-array-bounds (:? hs) j header) |
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412 | (mov dim (:asr dim (:$ arm::fixnumshift)))) |
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413 | |
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414 | (define-arm-vinsn check-3d-bound (((dim1 :u32) |
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415 | (dim2 :u32)) |
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416 | ((i :imm) |
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417 | (j :imm) |
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418 | (k :imm) |
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419 | (header :lisp))) |
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420 | (ldr dim1 (:@ header (:$ (+ arm::misc-data-offset (* 4 arm::arrayH.dim0-cell))))) |
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421 | (cmp i dim1) |
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422 | (uuo-error-array-bounds (:? hs) i header) |
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423 | (ldr dim1 (:@ header (:$ (+ arm::misc-data-offset (* 4 (1+ arm::arrayH.dim0-cell)))))) |
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424 | (cmp j dim1) |
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425 | (uuo-error-array-bounds (:? hs) i header) |
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426 | (ldr dim2 (:@ header (:$ (+ arm::misc-data-offset (* 4 (+ 2 arm::arrayH.dim0-cell)))))) |
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427 | (cmp k dim2) |
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428 | (uuo-error-array-bounds (:? hs) i header) |
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429 | (mov dim1 (:asr dim1 (:$ arm::fixnumshift))) |
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430 | (mov dim2 (:asr dim2 (:$ arm::fixnumshift)))) |
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431 | |
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432 | (define-arm-vinsn array-data-vector-ref (((dest :lisp)) |
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433 | ((header :lisp))) |
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434 | (ldr dest (:@ header (:$ arm::arrayH.data-vector)))) |
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435 | |
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436 | |
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437 | #+can-encode-array-rank-trap |
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438 | (define-arm-vinsn check-arrayH-rank (() |
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439 | ((header :lisp) |
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440 | (expected :u32const)) |
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441 | ((rank :imm))) |
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442 | (ldr rank (:@ header (:$ arm::arrayH.rank))) |
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443 | (cmp rank (:apply ash expected arm::fixnumshift)) |
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444 | (uuo-error-bad-array-rank (:? ne) expected header)) |
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445 | |
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446 | #+can-remember-what-this-means |
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447 | (define-arm-vinsn check-arrayH-flags (() |
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448 | ((header :lisp) |
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449 | (expected :u16const)) |
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450 | ((flags :imm) |
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451 | (xreg :u32))) |
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452 | (lis xreg (:apply ldb (byte 16 16) (:apply ash expected arm::fixnumshift))) |
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453 | (ori xreg xreg (:apply ldb (byte 16 0) (:apply ash expected arm::fixnumshift))) |
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454 | (lwz flags arm::arrayH.flags header) |
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455 | (tw 27 flags xreg)) |
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456 | |
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457 | |
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458 | |
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459 | |
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460 | |
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461 | (define-arm-vinsn node-slot-ref (((dest :lisp)) |
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462 | ((node :lisp) |
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463 | (cellno :u32const))) |
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464 | (ldr dest (:@ node (:$ (:apply + arm::misc-data-offset (:apply ash cellno 2)))))) |
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465 | |
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466 | |
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467 | |
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468 | (define-arm-vinsn %slot-ref (((dest :lisp)) |
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469 | ((instance (:lisp (:ne dest))) |
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470 | (index :lisp)) |
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471 | ((scaled :u32))) |
---|
472 | (add scaled index (:$ arm::misc-data-offset)) |
---|
473 | (ldr dest (:@ instance scaled)) |
---|
474 | (cmp dest (:$ arm::slot-unbound-marker)) |
---|
475 | (uuo-error-slot-unbound (:? eq) instance index)) |
---|
476 | |
---|
477 | |
---|
478 | ;;; Untagged memory reference & assignment. |
---|
479 | |
---|
480 | (define-arm-vinsn mem-ref-c-fullword (((dest :u32)) |
---|
481 | ((src :address) |
---|
482 | (index :s16const))) |
---|
483 | (ldr dest (:@ src (:$ index)))) |
---|
484 | |
---|
485 | |
---|
486 | (define-arm-vinsn mem-ref-c-signed-fullword (((dest :s32)) |
---|
487 | ((src :address) |
---|
488 | (index :s16const))) |
---|
489 | (ldr dest (:@ src (:$ index)))) |
---|
490 | |
---|
491 | (define-arm-vinsn mem-ref-c-natural (((dest :u32)) |
---|
492 | ((src :address) |
---|
493 | (index :s16const))) |
---|
494 | (ldr dest (:@ src (:$ index)))) |
---|
495 | |
---|
496 | |
---|
497 | (define-arm-vinsn mem-ref-fullword (((dest :u32)) |
---|
498 | ((src :address) |
---|
499 | (index :s32))) |
---|
500 | (ldr dest (:@ src index))) |
---|
501 | |
---|
502 | (define-arm-vinsn mem-ref-signed-fullword (((dest :u32)) |
---|
503 | ((src :address) |
---|
504 | (index :s32))) |
---|
505 | (ldr dest (:@ src index))) |
---|
506 | |
---|
507 | (define-arm-vinsn mem-ref-natural (((dest :u32)) |
---|
508 | ((src :address) |
---|
509 | (index :s32))) |
---|
510 | (ldr dest (:@ src index))) |
---|
511 | |
---|
512 | |
---|
513 | (define-arm-vinsn mem-ref-c-u16 (((dest :u16)) |
---|
514 | ((src :address) |
---|
515 | (index :s16const))) |
---|
516 | (ldrh dest (:@ src (:$ index)))) |
---|
517 | |
---|
518 | |
---|
519 | (define-arm-vinsn mem-ref-u16 (((dest :u16)) |
---|
520 | ((src :address) |
---|
521 | (index :s32))) |
---|
522 | (ldrh dest (:@ src index))) |
---|
523 | |
---|
524 | |
---|
525 | |
---|
526 | (define-arm-vinsn mem-ref-c-s16 (((dest :s16)) |
---|
527 | ((src :address) |
---|
528 | (index :s16const))) |
---|
529 | (ldrsh dest (:@ src (:$ index)))) |
---|
530 | |
---|
531 | (define-arm-vinsn mem-ref-s16 (((dest :s16)) |
---|
532 | ((src :address) |
---|
533 | (index :s32))) |
---|
534 | (ldrsh dest (:@ src index))) |
---|
535 | |
---|
536 | (define-arm-vinsn mem-ref-c-u8 (((dest :u8)) |
---|
537 | ((src :address) |
---|
538 | (index :s16const))) |
---|
539 | (ldrb dest (:@ src (:$ index)))) |
---|
540 | |
---|
541 | (define-arm-vinsn mem-ref-u8 (((dest :u8)) |
---|
542 | ((src :address) |
---|
543 | (index :s32))) |
---|
544 | (ldrb dest (:@ src index))) |
---|
545 | |
---|
546 | (define-arm-vinsn mem-ref-c-s8 (((dest :s8)) |
---|
547 | ((src :address) |
---|
548 | (index :s16const))) |
---|
549 | (ldrsb dest (:@ src (:$ index)))) |
---|
550 | |
---|
551 | (define-arm-vinsn mem-ref-s8 (((dest :s8)) |
---|
552 | ((src :address) |
---|
553 | (index :s32))) |
---|
554 | (ldrsb dest (:@ src index))) |
---|
555 | |
---|
556 | #+notyet |
---|
557 | (define-arm-vinsn mem-ref-c-bit (((dest :u8)) |
---|
558 | ((src :address) |
---|
559 | (byte-index :s16const) |
---|
560 | (bit-shift :u8const))) |
---|
561 | (lbz dest byte-index src) |
---|
562 | (rlwinm dest dest bit-shift 31 31)) |
---|
563 | |
---|
564 | |
---|
565 | #+notyet |
---|
566 | (define-arm-vinsn mem-ref-c-bit-fixnum (((dest :lisp)) |
---|
567 | ((src :address) |
---|
568 | (byte-index :s16const) |
---|
569 | (bit-shift :u8const)) |
---|
570 | ((byteval :u8))) |
---|
571 | (lbz byteval byte-index src) |
---|
572 | (rlwinm dest byteval bit-shift 29 29)) |
---|
573 | |
---|
574 | (define-arm-vinsn mem-ref-bit (((dest :u8)) |
---|
575 | ((src :address) |
---|
576 | (bit-index :lisp)) |
---|
577 | ((byte-index :s16) |
---|
578 | (bit-shift :u8))) |
---|
579 | |
---|
580 | (mov byte-index (:lsr bit-index (:$ arm::fixnumshift))) |
---|
581 | (and bit-shift byte-index (:$ 7)) |
---|
582 | (ldrb byte-index (:@ src (:lsr byte-index (:$ 5)))) |
---|
583 | (mov dest (:lsr byte-index bit-shift)) |
---|
584 | (and dest dest (:$ 1))) |
---|
585 | |
---|
586 | |
---|
587 | (define-arm-vinsn mem-ref-bit-fixnum (((dest :lisp)) |
---|
588 | ((src :address) |
---|
589 | (bit-index :lisp)) |
---|
590 | ((byte-index :s16) |
---|
591 | (bit-shift :u8))) |
---|
592 | (mov byte-index (:lsr bit-index (:$ arm::fixnumshift))) |
---|
593 | (and bit-shift byte-index (:$ 7)) |
---|
594 | (ldrb byte-index (:@ src (:lsr byte-index (:$ 3)))) |
---|
595 | (mov byte-index (:lsr byte-index bit-shift)) |
---|
596 | (mov dest (:$ arm::fixnumone)) |
---|
597 | (and dest dest (:lsl byte-index (:$ arm::fixnumshift)))) |
---|
598 | |
---|
599 | (define-arm-vinsn mem-ref-c-double-float (((dest :double-float)) |
---|
600 | ((src :address) |
---|
601 | (index :s16const)) |
---|
602 | ((low (:u32 #.arm::imm0)) |
---|
603 | (high (:u32 #.arm::imm1)))) |
---|
604 | (ldrd low (:@ src (:$ index))) |
---|
605 | (fmdrr dest low high)) |
---|
606 | |
---|
607 | (define-arm-vinsn mem-ref-double-float (((dest :double-float)) |
---|
608 | ((src :address) |
---|
609 | (index :s32)) |
---|
610 | ((low (:u32 #.arm::imm0)) |
---|
611 | (high (:u32 #.arm::imm1)))) |
---|
612 | (ldrd low (:@ src index)) |
---|
613 | (fmdrr dest low high)) |
---|
614 | |
---|
615 | (define-arm-vinsn mem-set-c-double-float (() |
---|
616 | ((val :double-float) |
---|
617 | (src :address) |
---|
618 | (index :s16const)) |
---|
619 | ((low (:u32 #.arm::imm0)) |
---|
620 | (high (:u32 #.arm::imm1)))) |
---|
621 | (fmrrd low high src) |
---|
622 | (strd low (:@ src (:$ index)))) |
---|
623 | |
---|
624 | (define-arm-vinsn mem-set-double-float (() |
---|
625 | ((val :double-float) |
---|
626 | (src :address) |
---|
627 | (index :s32)) ; imm2, I presume |
---|
628 | ((low (:u32 #.arm::imm0)) |
---|
629 | (high (:u32 #.arm::imm1)))) |
---|
630 | (fmrrd low high src) |
---|
631 | (strd low (:@ src index))) |
---|
632 | |
---|
633 | (define-arm-vinsn mem-ref-c-single-float (((dest :single-float)) |
---|
634 | ((src :address) |
---|
635 | (index :s16const)) |
---|
636 | ((temp :u32))) |
---|
637 | (ldr temp (:@ src (:$ index))) |
---|
638 | (fmsr dest temp)) |
---|
639 | |
---|
640 | (define-arm-vinsn mem-ref-single-float (((dest :single-float)) |
---|
641 | ((src :address) |
---|
642 | (index :s32)) |
---|
643 | ((temp :u32))) |
---|
644 | (ldr temp (:@ src index)) |
---|
645 | (fmsr dest temp)) |
---|
646 | |
---|
647 | (define-arm-vinsn mem-set-c-single-float (() |
---|
648 | ((val :single-float) |
---|
649 | (src :address) |
---|
650 | (index :s16const)) |
---|
651 | ((temp :u32))) |
---|
652 | (fmrs temp src) |
---|
653 | (str temp (:@ src (:$ index)))) |
---|
654 | |
---|
655 | (define-arm-vinsn mem-set-single-float (() |
---|
656 | ((val :single-float) |
---|
657 | (src :address) |
---|
658 | (index :s32)) |
---|
659 | ((temp :u32))) |
---|
660 | (fmrs temp src) |
---|
661 | (str temp (:@ src (:$ index)))) |
---|
662 | |
---|
663 | |
---|
664 | (define-arm-vinsn mem-set-c-address (() |
---|
665 | ((val :address) |
---|
666 | (src :address) |
---|
667 | (index :s16const))) |
---|
668 | (str val (:@ src (:$ index)))) |
---|
669 | |
---|
670 | (define-arm-vinsn mem-set-address (() |
---|
671 | ((val :address) |
---|
672 | (src :address) |
---|
673 | (index :s32))) |
---|
674 | (str val (:@ src index))) |
---|
675 | |
---|
676 | (define-arm-vinsn mem-set-c-fullword (() |
---|
677 | ((val :u32) |
---|
678 | (src :address) |
---|
679 | (index :s16const))) |
---|
680 | (str val (:@ src (:$ index)))) |
---|
681 | |
---|
682 | (define-arm-vinsn mem-set-fullword (() |
---|
683 | ((val :u32) |
---|
684 | (src :address) |
---|
685 | (index :s32))) |
---|
686 | (str val (:@ src index))) |
---|
687 | |
---|
688 | (define-arm-vinsn mem-set-c-halfword (() |
---|
689 | ((val :u16) |
---|
690 | (src :address) |
---|
691 | (index :s16const))) |
---|
692 | (strh val (:@ src (:$ index)))) |
---|
693 | |
---|
694 | (define-arm-vinsn mem-set-halfword (() |
---|
695 | ((val :u16) |
---|
696 | (src :address) |
---|
697 | (index :s32))) |
---|
698 | (strh val (:@ src index))) |
---|
699 | |
---|
700 | (define-arm-vinsn mem-set-c-byte (() |
---|
701 | ((val :u16) |
---|
702 | (src :address) |
---|
703 | (index :s16const))) |
---|
704 | (strb val (:@ src (:$ index)))) |
---|
705 | |
---|
706 | (define-arm-vinsn mem-set-byte (() |
---|
707 | ((val :u8) |
---|
708 | (src :address) |
---|
709 | (index :s32))) |
---|
710 | (strb val (:@ src index))) |
---|
711 | |
---|
712 | (define-arm-vinsn mem-set-c-bit-0 (() |
---|
713 | ((src :address) |
---|
714 | (byte-index :s16const) |
---|
715 | (mask :u8const)) |
---|
716 | ((val :u8))) |
---|
717 | (ldrb val (:@ src (:$ byte-index))) |
---|
718 | (bic val val (:$ mask)) |
---|
719 | (strb val (:@ src (:$ byte-index)))) |
---|
720 | |
---|
721 | |
---|
722 | (define-arm-vinsn mem-set-c-bit-1 (() |
---|
723 | ((src :address) |
---|
724 | (byte-index :s16const) |
---|
725 | (mask :u8const)) |
---|
726 | ((val :u8))) |
---|
727 | (ldrb val (:@ src (:$ byte-index))) |
---|
728 | (orr val val (:$ mask)) |
---|
729 | (strb val (:@ src (:$ byte-index)))) |
---|
730 | |
---|
731 | |
---|
732 | (define-arm-vinsn mem-set-c-bit (() |
---|
733 | ((src :address) |
---|
734 | (byte-index :s16const) |
---|
735 | (bit-index :u8const) |
---|
736 | (val :imm)) |
---|
737 | ((byteval :u8) |
---|
738 | (mask :u8))) |
---|
739 | (mov mask (:$ 1)) |
---|
740 | (mov mask (:lsl mask bit-index)) |
---|
741 | (cmp val (:$ 0)) |
---|
742 | (ldrb byteval (:@ src (:$ byte-index))) |
---|
743 | (orrne byteval byteval mask) |
---|
744 | (biceq byteval byteval mask) |
---|
745 | (strb byteval (:@ src (:$ byte-index))) |
---|
746 | ) |
---|
747 | |
---|
748 | ;;; Hey, they should be happy that it even works. Who cares how big it is or how |
---|
749 | ;;; long it takes ... |
---|
750 | (define-arm-vinsn mem-set-bit (() |
---|
751 | ((src :address) |
---|
752 | (bit-index :lisp) |
---|
753 | (val :lisp)) |
---|
754 | ((bit-shift :u32) |
---|
755 | (mask :u32))) |
---|
756 | (cmp val (:$ (ash 1 arm::fixnumshift))) |
---|
757 | (mov bit-shift (:$ 7)) |
---|
758 | (mov mask (:$ 1)) |
---|
759 | (and bit-shift bit-shift (:lsr bit-index (:$ arm::fixnumshift))) |
---|
760 | (mov mask (:lsl mask bit-shift)) |
---|
761 | (ldrb bit-shift (:@ src (:lsr bit-index (:$ (+ 3 arm::fixnumshift))))) |
---|
762 | (uuo-error-reg-not-xtype (:? hi) val (:$ arm::xtype-bit)) |
---|
763 | (orrne bit-shift bit-shift mask) |
---|
764 | (biceq bit-shift bit-shift mask) |
---|
765 | (strb bit-shift (:@ src (:lsr bit-index (:$ (+ 3 arm::fixnumshift)))))) |
---|
766 | |
---|
767 | ;;; Tag and subtag extraction, comparison, checking, trapping ... |
---|
768 | |
---|
769 | (define-arm-vinsn extract-tag (((tag :u8)) |
---|
770 | ((object :lisp)) |
---|
771 | ()) |
---|
772 | (and tag object (:$ arm::tagmask))) |
---|
773 | |
---|
774 | (define-arm-vinsn extract-tag-fixnum (((tag :imm)) |
---|
775 | ((object :lisp))) |
---|
776 | (and tag object (:$ arm::tagmask)) |
---|
777 | (mov tag (:lsl tag (:$ arm::fixnumshift)))) |
---|
778 | |
---|
779 | (define-arm-vinsn extract-fulltag (((tag :u8)) |
---|
780 | ((object :lisp)) |
---|
781 | ()) |
---|
782 | (and tag object (:$ arm::fulltagmask))) |
---|
783 | |
---|
784 | |
---|
785 | (define-arm-vinsn extract-fulltag-fixnum (((tag :imm)) |
---|
786 | ((object :lisp))) |
---|
787 | (and tag object (:$ arm::fulltagmask)) |
---|
788 | (mov tag (:lsl tag (:$ arm::fixnumshift)))) |
---|
789 | |
---|
790 | (define-arm-vinsn extract-typecode (((code :u8)) |
---|
791 | ((object :lisp)) |
---|
792 | ()) |
---|
793 | (and code object (:$ arm::tagmask)) |
---|
794 | (cmp code (:$ arm::tag-misc)) |
---|
795 | (ldrbeq code (:@ object (:$ arm::misc-subtag-offset)))) |
---|
796 | |
---|
797 | (define-arm-vinsn extract-typecode-fixnum (((code :imm)) |
---|
798 | ((object (:lisp (:ne code)))) |
---|
799 | ((subtag :u8))) |
---|
800 | (and subtag object (:$ arm::tagmask)) |
---|
801 | (cmp subtag (:$ arm::tag-misc)) |
---|
802 | (ldrbeq subtag (:@ object (:$ arm::misc-subtag-offset))) |
---|
803 | (mov code (:lsl subtag (:$ arm::fixnumshift)))) |
---|
804 | |
---|
805 | |
---|
806 | ;;; Can we assume that an error handler can retry this without our |
---|
807 | ;;; emitting a branch ? I'd like to think so. |
---|
808 | (define-arm-vinsn require-fixnum (() |
---|
809 | ((object :lisp)) |
---|
810 | ()) |
---|
811 | (tst object (:$ arm::tagmask)) |
---|
812 | (uuo-cerror-reg-not-lisptag (:? ne) object (:$ arm::tag-fixnum))) |
---|
813 | |
---|
814 | (define-arm-vinsn require-integer (() |
---|
815 | ((object :lisp)) |
---|
816 | ((tag :u8))) |
---|
817 | (ands tag object (:$ arm::tagmask)) |
---|
818 | (beq :got-it) |
---|
819 | (cmp tag (:$ arm::tag-misc)) |
---|
820 | (ldrbeq tag (:@ object (:$ arm::misc-subtag-offset))) |
---|
821 | (cmp tag (:$ arm::subtag-bignum)) |
---|
822 | (uuo-cerror-reg-not-xtype (:? ne) object (:$ arm::xtype-integer)) |
---|
823 | :got-it) |
---|
824 | |
---|
825 | (define-arm-vinsn require-simple-vector (() |
---|
826 | ((object :lisp)) |
---|
827 | ((tag :u8))) |
---|
828 | (and tag object (:$ arm::tagmask)) |
---|
829 | (cmp tag (:$ arm::tag-misc)) |
---|
830 | (ldrbeq tag (:@ object (:$ arm::misc-subtag-offset))) |
---|
831 | (cmp tag (:$ arm::subtag-simple-vector)) |
---|
832 | (uuo-cerror-reg-not-xtype (:? ne) object (:$ arm::subtag-simple-vector))) |
---|
833 | |
---|
834 | (define-arm-vinsn require-simple-string (() |
---|
835 | ((object :lisp)) |
---|
836 | ((tag :u8))) |
---|
837 | (and tag object (:$ arm::tagmask)) |
---|
838 | (cmp tag (:$ arm::tag-misc)) |
---|
839 | (ldrbeq tag (:@ object (:$ arm::misc-subtag-offset))) |
---|
840 | (cmp tag (:$ arm::subtag-simple-base-string)) |
---|
841 | (uuo-cerror-reg-not-xtype (:? ne) object (:$ arm::subtag-simple-base-string))) |
---|
842 | |
---|
843 | |
---|
844 | (define-arm-vinsn require-real (() |
---|
845 | ((object :lisp)) |
---|
846 | ((tag :u8))) |
---|
847 | (and tag object (:$ arm::tagmask)) |
---|
848 | (cmp tag (:$ arm::tag-misc)) |
---|
849 | (ldrbeq tag (:@ object (:$ arm::misc-subtag-offset))) |
---|
850 | (cmp tag (:$ arm::max-real-subtag)) |
---|
851 | (uuo-cerror-reg-not-xtype (:? hi) object (:$ arm::xtype-real))) |
---|
852 | |
---|
853 | (define-arm-vinsn require-number (() |
---|
854 | ((object :lisp)) |
---|
855 | ((tag :u8))) |
---|
856 | (and tag object (:$ arm::tagmask)) |
---|
857 | (cmp tag (:$ arm::tag-misc)) |
---|
858 | (ldrbeq tag (:@ object (:$ arm::misc-subtag-offset))) |
---|
859 | (cmp tag (:$ arm::max-numeric-subtag)) |
---|
860 | (uuo-cerror-reg-not-xtype (:? hi) object (:$ arm::xtype-number))) |
---|
861 | |
---|
862 | |
---|
863 | (define-arm-vinsn require-list (() |
---|
864 | ((object :lisp)) |
---|
865 | ((tag :u8))) |
---|
866 | (and tag object (:$ arm::tagmask)) |
---|
867 | (cmp tag (:$ arm::tag-list)) |
---|
868 | (uuo-cerror-reg-not-lisptag (:? ne) object (:$ arm::tag-list))) |
---|
869 | |
---|
870 | (define-arm-vinsn require-symbol (() |
---|
871 | ((object :lisp)) |
---|
872 | ((tag :u8))) |
---|
873 | (and tag object (:$ arm::tagmask)) |
---|
874 | (cmp tag (:$ arm::tag-misc)) |
---|
875 | (ldrbeq tag (:@ object (:$ arm::misc-subtag-offset))) |
---|
876 | (cmpeq tag (:$ arm::subtag-symbol)) |
---|
877 | (cmpne object (:$ arm::nil-value)) |
---|
878 | (uuo-cerror-reg-not-xtype (:? ne) object (:$ arm::subtag-symbol))) |
---|
879 | |
---|
880 | (define-arm-vinsn require-character (() |
---|
881 | ((object :lisp)) |
---|
882 | ((tag :u8))) |
---|
883 | (and tag object (:$ arm::subtag-mask)) |
---|
884 | (cmp tag (:$ arm::subtag-character)) |
---|
885 | (uuo-cerror-reg-not-xtype (:? ne) object (:$ arm::subtag-character))) |
---|
886 | |
---|
887 | |
---|
888 | (define-arm-vinsn require-s8 (() |
---|
889 | ((object :lisp)) |
---|
890 | ((tag :u32))) |
---|
891 | (mov tag (:lsl object (:$ (- arm::nbits-in-word (+ 8 arm::fixnumshift))))) |
---|
892 | (mov tag (:asr tag (:$ (- arm::nbits-in-word (+ 8 arm::fixnumshift))))) |
---|
893 | (cmp object (:lsl tag (:$ arm::fixnumshift))) |
---|
894 | (uuo-cerror-reg-not-xtype (:? ne) object (:$ arm::xtype-s8))) |
---|
895 | |
---|
896 | |
---|
897 | (define-arm-vinsn require-u8 (() |
---|
898 | ((object :lisp)) |
---|
899 | ((temp :u32))) |
---|
900 | (mov temp (:$ (lognot (ash #xff arm::fixnumshift)))) |
---|
901 | (tst object temp) |
---|
902 | (uuo-cerror-reg-not-xtype (:? ne) object (:$ arm::xtype-u8))) |
---|
903 | |
---|
904 | (define-arm-vinsn require-s16 (() |
---|
905 | ((object :lisp)) |
---|
906 | ( (tag :u32))) |
---|
907 | (mov tag (:lsl object (:$ (- arm::nbits-in-word (+ 16 arm::fixnumshift))))) |
---|
908 | (mov tag (:asr tag (:$ (- arm::nbits-in-word 16)))) |
---|
909 | (cmp object (:lsl tag (:$ arm::fixnumshift))) |
---|
910 | (uuo-cerror-reg-not-xtype (:? ne) object (:$ arm::xtype-s16))) |
---|
911 | |
---|
912 | (define-arm-vinsn require-u16 (() |
---|
913 | ((object :lisp)) |
---|
914 | ((tag :u32))) |
---|
915 | (mov tag (:$ (lognot (ash #xff arm::fixnumshift)))) |
---|
916 | (bic tag tag (:$ (ash #xff (+ 8 arm::fixnumshift)))) |
---|
917 | (tst object tag) |
---|
918 | (uuo-cerror-reg-not-xtype (:? ne) object (:$ arm::xtype-u16))) |
---|
919 | |
---|
920 | (define-arm-vinsn require-s32 (() |
---|
921 | ((src :lisp)) |
---|
922 | ((tag :u32) |
---|
923 | (header :u32))) |
---|
924 | (ands tag src (:$ arm::tagmask)) |
---|
925 | (beq :got-it) |
---|
926 | (cmp tag (:$ arm::tag-misc)) |
---|
927 | (mov tag (:$ arm::subtag-bignum)) |
---|
928 | (orr tag tag (:$ (ash 1 arm::num-subtag-bits))) |
---|
929 | (ldreq header (:@ src (:$ arm::misc-header-offset))) |
---|
930 | (cmpeq tag header) |
---|
931 | (uuo-cerror-reg-not-xtype (:? ne) src (:$ arm::xtype-s32)) |
---|
932 | :got-it) |
---|
933 | |
---|
934 | |
---|
935 | (define-arm-vinsn require-u32 (() |
---|
936 | ((src :lisp)) |
---|
937 | ((temp :u32))) |
---|
938 | :again |
---|
939 | (tst src (:$ (logior (ash 1 (1- arm::nbits-in-word)) arm::tagmask))) |
---|
940 | (beq :got-it) |
---|
941 | (and temp src (:$ arm::tagmask)) |
---|
942 | (cmp temp (:$ arm::tag-misc)) |
---|
943 | (ldrbeq temp (:@ src (:$ arm::misc-data-offset))) |
---|
944 | (cmp temp (:$ arm::subtag-bignum)) |
---|
945 | (bne :bad-if-ne) |
---|
946 | (ldr temp (:@ src (:$ arm::misc-header-offset))) |
---|
947 | (mov temp (:lsr temp (:$ arm::num-subtag-bits))) |
---|
948 | (cmp temp (:$ 2)) |
---|
949 | (beq :two) |
---|
950 | (cmp temp (:$ 1)) |
---|
951 | (bne :bad-if-ne) |
---|
952 | (ldr temp (:@ src (:$ arm::misc-data-offset))) |
---|
953 | (tst temp (:$ (ash 1 31))) |
---|
954 | (b :bad-if-ne) |
---|
955 | :two |
---|
956 | (ldr temp (:@ src (:$ (+ 4 arm::misc-data-offset)))) |
---|
957 | (cmp temp (:$ 0)) |
---|
958 | :bad-if-ne |
---|
959 | (uuo-cerror-reg-not-xtype (:? ne) src (:$ arm::xtype-u32)) |
---|
960 | :got-it) |
---|
961 | |
---|
962 | (define-arm-vinsn require-s64 (() |
---|
963 | ((src :lisp)) |
---|
964 | ((tag :u32) |
---|
965 | (header :u32))) |
---|
966 | (ands tag src (:$ arm::tag-mask)) |
---|
967 | (beq :got-it) |
---|
968 | (cmp tag (:$ arm::tag-misc)) |
---|
969 | (ldreq header (:@ src (:$ arm::misc-header-offset))) |
---|
970 | (andeq tag header (:$ arm::subtag-mask)) |
---|
971 | (cmp tag (:$ arm::subtag-bignum)) |
---|
972 | (mov header (:lsr header (:$ arm::num-subtag-bits))) |
---|
973 | (bne :bad-if-ne) |
---|
974 | (cmp header (:$ 1)) |
---|
975 | (beq :got-it) |
---|
976 | (cmp header (:$ 2)) |
---|
977 | :bad-if-ne |
---|
978 | (uuo-cerror-reg-not-xtype src (:$ arm::xtype-s64)) |
---|
979 | :got-it) |
---|
980 | |
---|
981 | (define-arm-vinsn require-u64 (() |
---|
982 | ((src :lisp)) |
---|
983 | ((temp :u32) |
---|
984 | (header :u32))) |
---|
985 | :again |
---|
986 | (tst src (:$ (logior (ash 1 31) arm::fixnum-mask))) |
---|
987 | (and temp src (:$ arm::fixnum-mask)) |
---|
988 | (beq :got-it) |
---|
989 | (cmp temp (:$ arm::tag-misc)) |
---|
990 | (ldreq header (:@ src (:$ arm::misc-header-offset))) |
---|
991 | (andeq temp src (:$ arm::subtag-mask)) |
---|
992 | (moveq header (:lsr header (:$ arm::num-subtag-bits))) |
---|
993 | (cmpeq temp (:$ arm::subtag-bignum)) |
---|
994 | (bne :bad-if-ne) |
---|
995 | (cmp header (:$ 3)) |
---|
996 | (ldreq temp (:@ src (:$ (+ arm::misc-data-offset 8)))) |
---|
997 | (beq :three) |
---|
998 | (cmp header (:$ 2)) |
---|
999 | (ldreq temp (:@ src (:$ (+ arm::misc-data-offset 4)))) |
---|
1000 | (beq :sign-of-highword) |
---|
1001 | (cmp header (:$ 1)) |
---|
1002 | (ldr temp (:@ src (:$ arm::misc-data-offset))) |
---|
1003 | (bne :bad-if-ne) |
---|
1004 | :sign-of-highword |
---|
1005 | (tst temp (:$ (ash 1 31))) |
---|
1006 | (b :bad-if-ne) |
---|
1007 | :three |
---|
1008 | (cmp temp (:$ 0)) |
---|
1009 | :bad-if-ne |
---|
1010 | (uuo-cerror-reg-not-xtype (:? ne) src (:$ arm::xtype-s64)) |
---|
1011 | :got-it) |
---|
1012 | |
---|
1013 | |
---|
1014 | |
---|
1015 | |
---|
1016 | (define-arm-vinsn require-char-code (() |
---|
1017 | ((object :lisp))) |
---|
1018 | (tst object (:$ arm::fixnum-mask)) |
---|
1019 | (bne :bad) |
---|
1020 | (cmp object (:$ (ash char-code-limit arm::fixnumshift))) |
---|
1021 | (bls :got-it) |
---|
1022 | :bad |
---|
1023 | (uuo-error-reg-not-xtype (:? al) object (:$ arm::xtype-char-code)) |
---|
1024 | :got-it) |
---|
1025 | |
---|
1026 | |
---|
1027 | (define-arm-vinsn box-fixnum (((dest :imm)) |
---|
1028 | ((src :s32))) |
---|
1029 | (mov dest (:lsl src (:$ arm::fixnumshift)))) |
---|
1030 | |
---|
1031 | (define-arm-vinsn fixnum->signed-natural (((dest :s32)) |
---|
1032 | ((src :imm))) |
---|
1033 | (mov dest (:asr src (:$ arm::fixnumshift)))) |
---|
1034 | |
---|
1035 | (define-arm-vinsn fixnum->unsigned-natural (((dest :u32)) |
---|
1036 | ((src :imm))) |
---|
1037 | (mov dest (:lsr src (:$ arm::fixnumshift)))) |
---|
1038 | |
---|
1039 | ;;; An object is of type (UNSIGNED-BYTE 32) iff |
---|
1040 | ;;; a) it's of type (UNSIGNED-BYTE 30) (e.g., an unsigned fixnum) |
---|
1041 | ;;; b) it's a bignum of length 1 and the 0'th digit is positive |
---|
1042 | ;;; c) it's a bignum of length 2 and the sign-digit is 0. |
---|
1043 | |
---|
1044 | (define-arm-vinsn unbox-u32 (((dest :u32)) |
---|
1045 | ((src :lisp)) |
---|
1046 | ((temp :u32))) |
---|
1047 | |
---|
1048 | (tst src (:$ #x80000003)) |
---|
1049 | (mov dest (:lsr src (:$ arm::fixnumshift))) |
---|
1050 | (beq :got-it) |
---|
1051 | (and temp src (:$ arm::tagmask)) |
---|
1052 | (cmp temp (:$ arm::tag-misc)) |
---|
1053 | (uuo-error-reg-not-xtype (:? ne) src (:$ arm::xtype-u32)) |
---|
1054 | (ldr dest (:@ src (:$ arm::misc-header-offset))) |
---|
1055 | (mov temp (:$ arm::subtag-bignum)) |
---|
1056 | (orr temp temp (:$ (ash 1 arm::num-subtag-bits))) |
---|
1057 | (cmp dest temp) |
---|
1058 | (bne :maybe-two-digit) |
---|
1059 | (ldr dest (:@ src (:$ arm::misc-data-offset))) |
---|
1060 | (tst dest (:$ 31)) |
---|
1061 | (uuo-error-reg-not-xtype (:? ne) src (:$ arm::xtype-u32)) |
---|
1062 | (b :got-it) |
---|
1063 | :maybe-two-digit |
---|
1064 | (add temp temp (:$ (ash 1 arm::num-subtag-bits))) |
---|
1065 | (cmp dest temp) |
---|
1066 | (ldreq temp (:@ src (:$ (+ arm::misc-data-offset 4)))) |
---|
1067 | (cmpeq temp (:$ 0)) |
---|
1068 | (ldreq dest (:@ src (:$ arm::misc-data-offset))) |
---|
1069 | (uuo-error-reg-not-xtype (:? ne) src (:$ arm::xtype-u32)) |
---|
1070 | :got-it) |
---|
1071 | |
---|
1072 | ;;; an object is of type (SIGNED-BYTE 32) iff |
---|
1073 | ;;; a) it's a fixnum |
---|
1074 | ;;; b) it's a bignum with exactly one digit. |
---|
1075 | |
---|
1076 | (define-arm-vinsn unbox-s32 (((dest :s32)) |
---|
1077 | ((src :lisp)) |
---|
1078 | ((tag :u32))) |
---|
1079 | (ands tag src (:$ arm::tagmask)) |
---|
1080 | (mov dest (:asr src (:$ arm::fixnumshift))) |
---|
1081 | (beq :got-it) |
---|
1082 | (mov dest (:$ arm::subtag-bignum)) |
---|
1083 | (orr dest dest (:$ (ash 1 arm::num-subtag-bits))) |
---|
1084 | (cmp tag (:$ arm::tag-misc)) |
---|
1085 | (ldreq tag (:@ src (:$ arm::misc-header-offset))) |
---|
1086 | (cmpeq dest tag) |
---|
1087 | (ldreq dest (:@ src (:$ arm::misc-data-offset))) |
---|
1088 | (uuo-error-reg-not-xtype (:? ne) src (:$ arm::xtype-s32)) |
---|
1089 | :got-it) |
---|
1090 | |
---|
1091 | |
---|
1092 | |
---|
1093 | (define-arm-vinsn unbox-u16 (((dest :u16)) |
---|
1094 | ((src :lisp))) |
---|
1095 | (mov dest (:lsl src (:$ (- 16 arm::fixnumshift)))) |
---|
1096 | (mov dest (:lsr dest (:$ 16))) |
---|
1097 | (cmp src (:lsl dest (:$ arm::fixnumshift))) |
---|
1098 | (uuo-error-reg-not-xtype (:? ne) src (:$ arm::xtype-u16))) |
---|
1099 | |
---|
1100 | (define-arm-vinsn unbox-s16 (((dest :s16)) |
---|
1101 | ((src :lisp))) |
---|
1102 | (mov dest (:lsl src (:$ (- arm::nbits-in-word (+ 16 arm::fixnumshift))))) |
---|
1103 | (mov dest (:asr dest (:$ 16))) |
---|
1104 | (cmp src (:lsl dest (:$ arm::fixnumshift))) |
---|
1105 | (uuo-error-reg-not-xtype (:? ne) src (:$ arm::xtype-s16))) |
---|
1106 | |
---|
1107 | |
---|
1108 | |
---|
1109 | (define-arm-vinsn unbox-u8 (((dest :u8)) |
---|
1110 | ((src :lisp))) |
---|
1111 | (mov dest (:lsl dest (:$ (- 24 arm::fixnumshift)))) |
---|
1112 | (mov dest (:asr dest (:$ 24))) |
---|
1113 | (cmp src (:lsl dest (:$ arm::fixnumshift))) |
---|
1114 | (uuo-error-reg-not-xtype (:? ne) src (:$ arm::xtype-u8))) |
---|
1115 | |
---|
1116 | (define-arm-vinsn %unbox-u8 (((dest :u8)) |
---|
1117 | ((src :lisp))) |
---|
1118 | (mov dest (:$ #xff)) |
---|
1119 | (and dest dest (:lsr src (:$ arm::fixnumshift)))) |
---|
1120 | |
---|
1121 | (define-arm-vinsn unbox-s8 (((dest :s8)) |
---|
1122 | ((src :lisp))) |
---|
1123 | (mov dest (:lsl dest (:$ (- 24 arm::fixnumshift)))) |
---|
1124 | (mov dest (:asr dest (:$ 24))) |
---|
1125 | (cmp src (:lsl dest (:$ arm::fixnumshift))) |
---|
1126 | (uuo-error-reg-not-xtype (:? ne) src (:$ arm::xtype-s8))) |
---|
1127 | |
---|
1128 | (define-arm-vinsn unbox-base-char (((dest :u32)) |
---|
1129 | ((src :lisp))) |
---|
1130 | (and dest src (:$ arm::subtag-mask)) |
---|
1131 | (cmp dest (:$ arm::subtag-character)) |
---|
1132 | (mov dest (:lsr src (:$ arm::charcode-shift))) |
---|
1133 | (uuo-error-reg-not-xtype (:? ne) src (:$ arm::subtag-character))) |
---|
1134 | |
---|
1135 | |
---|
1136 | (define-arm-vinsn unbox-bit (((dest :u32)) |
---|
1137 | ((src :lisp))) |
---|
1138 | (cmp src (:$ arm::fixnumone)) |
---|
1139 | (mov dest (:lsr src (:$ arm::fixnumshift))) |
---|
1140 | (uuo-error-reg-not-xtype (:? hi) src (:$ arm::xtype-bit))) |
---|
1141 | |
---|
1142 | |
---|
1143 | |
---|
1144 | (define-arm-vinsn fixnum->double (((dest :double-float)) |
---|
1145 | ((src :lisp)) |
---|
1146 | ((imm :s32) |
---|
1147 | (temp :single-float))) |
---|
1148 | (mov imm (:asr src (:$ arm::fixnumshift))) |
---|
1149 | (fmsr temp imm) |
---|
1150 | (fsitod dest temp)) |
---|
1151 | |
---|
1152 | (define-arm-vinsn fixnum->single (((dest :single-float)) |
---|
1153 | ((src :lisp)) |
---|
1154 | ((imm :s32))) |
---|
1155 | (mov imm (:asr src (:$ arm::fixnumshift))) |
---|
1156 | (fmsr dest imm) |
---|
1157 | (fsitos dest dest)) |
---|
1158 | |
---|
1159 | |
---|
1160 | (define-arm-vinsn shift-left-variable-word (((dest :u32)) |
---|
1161 | ((src :u32) |
---|
1162 | (sh :u32))) |
---|
1163 | (mov dest (:lsl src sh))) |
---|
1164 | |
---|
1165 | (define-arm-vinsn u32logandc2 (((dest :u32)) |
---|
1166 | ((x :u32) |
---|
1167 | (y :u32))) |
---|
1168 | (bic dest x y)) |
---|
1169 | |
---|
1170 | (define-arm-vinsn u32logior (((dest :u32)) |
---|
1171 | ((x :u32) |
---|
1172 | (y :u32))) |
---|
1173 | (orr dest x y)) |
---|
1174 | |
---|
1175 | (define-arm-vinsn set-or-clear-bit (((dest :u32)) |
---|
1176 | ((src :u32) |
---|
1177 | (mask :u32) |
---|
1178 | (crf :crf))) |
---|
1179 | (bicne dest src mask) |
---|
1180 | (orreq dest src mask)) |
---|
1181 | |
---|
1182 | (define-arm-vinsn complement-shift-count (((dest :u32)) |
---|
1183 | ((src :u32))) |
---|
1184 | (rsb dest src (:$ 32))) |
---|
1185 | |
---|
1186 | (define-arm-vinsn extract-lowbyte (((dest :u32)) |
---|
1187 | ((src :lisp))) |
---|
1188 | (and dest src (:$ arm::subtag-mask))) |
---|
1189 | |
---|
1190 | |
---|
1191 | |
---|
1192 | |
---|
1193 | (define-arm-vinsn trap-unless-fixnum (() |
---|
1194 | ((object :lisp))) |
---|
1195 | (tst object (:$ arm::fixnummask)) |
---|
1196 | (uuo-error-reg-not-lisptag (:? ne) object (:$ arm::tag-fixnum))) |
---|
1197 | |
---|
1198 | (define-arm-vinsn trap-unless-list (() |
---|
1199 | ((object :lisp)) |
---|
1200 | ((tag :u8))) |
---|
1201 | (and tag object (:$ arm::tagmask)) |
---|
1202 | (cmp tag (:$ arm::tag-list)) |
---|
1203 | (uuo-error-reg-not-lisptag (:? ne) object (:$ arm::tag-list))) |
---|
1204 | |
---|
1205 | (define-arm-vinsn trap-unless-single-float (() |
---|
1206 | ((object :lisp)) |
---|
1207 | ((tag :u8))) |
---|
1208 | (and tag object (:$ arm::tagmask)) |
---|
1209 | (cmp tag (:$ arm::tag-misc)) |
---|
1210 | (ldrbeq tag (:@ object (:$ arm::misc-subtag-offset))) |
---|
1211 | (cmp tag (:$ arm::subtag-single-float)) |
---|
1212 | (uuo-error-reg-not-xtype (:? ne) object (:$ arm::subtag-single-float))) |
---|
1213 | |
---|
1214 | (define-arm-vinsn trap-unless-double-float (() |
---|
1215 | ((object :lisp)) |
---|
1216 | ((tag :u8))) |
---|
1217 | (and tag object (:$ arm::tagmask)) |
---|
1218 | (cmp tag (:$ arm::tag-misc)) |
---|
1219 | (ldrbeq tag (:@ object (:$ arm::misc-subtag-offset))) |
---|
1220 | (cmp tag (:$ arm::subtag-double-float)) |
---|
1221 | (uuo-error-reg-not-xtype (:? ne) object (:$ arm::subtag-double-float))) |
---|
1222 | |
---|
1223 | |
---|
1224 | (define-arm-vinsn trap-unless-array-header (() |
---|
1225 | ((object :lisp)) |
---|
1226 | ((tag :u8))) |
---|
1227 | (and tag object (:$ arm::tagmask)) |
---|
1228 | (cmp tag (:$ arm::tag-misc)) |
---|
1229 | (ldrbeq tag (:@ object (:$ arm::misc-subtag-offset))) |
---|
1230 | (cmp tag (:$ arm::subtag-arrayH)) |
---|
1231 | (uuo-error-reg-not-xtype (:? ne) object (:$ arm::subtag-arrayH))) |
---|
1232 | |
---|
1233 | (define-arm-vinsn trap-unless-macptr (() |
---|
1234 | ((object :lisp)) |
---|
1235 | ((tag :u8))) |
---|
1236 | (and tag object (:$ arm::tagmask)) |
---|
1237 | (cmp tag (:$ arm::tag-misc)) |
---|
1238 | (ldrbeq tag (:@ object (:$ arm::misc-subtag-offset))) |
---|
1239 | (cmp tag (:$ arm::subtag-macptr)) |
---|
1240 | (uuo-error-reg-not-xtype (:? ne) object (:$ arm::subtag-macptr))) |
---|
1241 | |
---|
1242 | |
---|
1243 | |
---|
1244 | (define-arm-vinsn trap-unless-uvector (() |
---|
1245 | ((object :lisp)) |
---|
1246 | ((tag :u8))) |
---|
1247 | (and tag object (:$ arm::tagmask)) |
---|
1248 | (cmp tag (:$ arm::tag-misc)) |
---|
1249 | (uuo-error-reg-not-lisptag (:? ne) object (:$ arm::tag-misc))) |
---|
1250 | |
---|
1251 | |
---|
1252 | |
---|
1253 | (define-arm-vinsn trap-unless-character (() |
---|
1254 | ((object :lisp)) |
---|
1255 | ((tag :u8))) |
---|
1256 | (and tag object (:$ arm::subtag-mask)) |
---|
1257 | (cmp tag (:$ arm::subtag-character)) |
---|
1258 | (uuo-error-reg-not-xtype (:? ne) object (:$ arm::subtag-character))) |
---|
1259 | |
---|
1260 | (define-arm-vinsn trap-unless-cons (() |
---|
1261 | ((object :lisp)) |
---|
1262 | ((tag :u8))) |
---|
1263 | (and tag object (:$ arm::fulltagmask)) |
---|
1264 | (cmp tag (:$ arm::fulltag-cons)) |
---|
1265 | (uuo-error-reg-not-fulltag (:? ne) object (:$ arm::fulltag-cons))) |
---|
1266 | |
---|
1267 | (define-arm-vinsn trap-unless-typecode= (() |
---|
1268 | ((object :lisp) |
---|
1269 | (tagval :u16const)) |
---|
1270 | ((tag :u8))) |
---|
1271 | (and tag object (:$ arm::tagmask)) |
---|
1272 | (cmp tag (:$ arm::tag-misc)) |
---|
1273 | (ldrbeq tag (:@ object (:$ arm::misc-subtag-offset))) |
---|
1274 | (cmp tag (:$ tagval)) |
---|
1275 | (uuo-error-reg-not-xtype (:? ne) object (:$ tagval))) |
---|
1276 | |
---|
1277 | (define-arm-vinsn subtract-constant (((dest :imm)) |
---|
1278 | ((src :imm) |
---|
1279 | (const :s16const))) |
---|
1280 | (sub dest src (:$ const))) |
---|
1281 | |
---|
1282 | |
---|
1283 | |
---|
1284 | ;; Bit-extraction & boolean operations |
---|
1285 | |
---|
1286 | |
---|
1287 | ;; For some mind-numbing reason, IBM decided to call the most significant |
---|
1288 | ;; bit in a 32-bit word "bit 0" and the least significant bit "bit 31" |
---|
1289 | ;; (this despite the fact that it's essentially a big-endian architecture |
---|
1290 | ;; (it was exclusively big-endian when this decision was made.)) |
---|
1291 | ;; We'll probably be least confused if we consistently use this backwards |
---|
1292 | ;; bit ordering (letting things that have a "sane" bit-number worry about |
---|
1293 | ;; it at compile-time or run-time (subtracting the "sane" bit number from |
---|
1294 | ;; 31.)) |
---|
1295 | |
---|
1296 | #+later |
---|
1297 | (define-arm-vinsn extract-variable-bit (((dest :u8)) |
---|
1298 | ((src :u32) |
---|
1299 | (bitnum :u8)) |
---|
1300 | ()) |
---|
1301 | (rotlw dest src bitnum) |
---|
1302 | (extrwi dest dest 1 0)) |
---|
1303 | |
---|
1304 | |
---|
1305 | (define-arm-vinsn extract-variable-bit-fixnum (((dest :lisp)) |
---|
1306 | ((src :u32) |
---|
1307 | (bitnum :u8)) |
---|
1308 | ((temp :u32))) |
---|
1309 | (mov temp (:lsr src bitnum)) |
---|
1310 | (mov dest (:$ arm::fixnumone)) |
---|
1311 | (and dest dest (:lsl temp (:$ arm::fixnumshift)))) |
---|
1312 | |
---|
1313 | |
---|
1314 | |
---|
1315 | |
---|
1316 | |
---|
1317 | |
---|
1318 | |
---|
1319 | (define-arm-vinsn compare (((crf :crf)) |
---|
1320 | ((arg0 t) |
---|
1321 | (arg1 t)) |
---|
1322 | ()) |
---|
1323 | (cmp arg0 arg1)) |
---|
1324 | |
---|
1325 | (define-arm-vinsn compare-to-nil (((crf :crf)) |
---|
1326 | ((arg0 t))) |
---|
1327 | (cmp arg0 (:$ arm::nil-value))) |
---|
1328 | |
---|
1329 | (define-arm-vinsn compare-logical (((crf :crf)) |
---|
1330 | ((arg0 t) |
---|
1331 | (arg1 t)) |
---|
1332 | ()) |
---|
1333 | (cmp arg0 arg1)) |
---|
1334 | |
---|
1335 | (define-arm-vinsn compare-immediate (((crf :crf)) |
---|
1336 | ((arg t) |
---|
1337 | (imm :u32const))) |
---|
1338 | (cmp arg (:$ imm))) |
---|
1339 | |
---|
1340 | (define-arm-vinsn double-float-compare (((crf :crf)) |
---|
1341 | ((arg0 :double-float) |
---|
1342 | (arg1 :double-float)) |
---|
1343 | ()) |
---|
1344 | (fcmped arg0 arg1) |
---|
1345 | (fmstat)) |
---|
1346 | |
---|
1347 | |
---|
1348 | (define-arm-vinsn double-float+-2 (((result :double-float)) |
---|
1349 | ((x :double-float) |
---|
1350 | (y :double-float))) |
---|
1351 | (faddd result x y)) |
---|
1352 | |
---|
1353 | (define-arm-vinsn double-float--2 (((result :double-float)) |
---|
1354 | ((x :double-float) |
---|
1355 | (y :double-float))) |
---|
1356 | (fsubd result x y)) |
---|
1357 | |
---|
1358 | (define-arm-vinsn double-float*-2 (((result :double-float)) |
---|
1359 | ((x :double-float) |
---|
1360 | (y :double-float))) |
---|
1361 | (fmuld result x y)) |
---|
1362 | |
---|
1363 | (define-arm-vinsn double-float/-2 (((result :double-float)) |
---|
1364 | ((x :double-float) |
---|
1365 | (y :double-float))) |
---|
1366 | (fdivd result x y)) |
---|
1367 | |
---|
1368 | |
---|
1369 | (define-arm-vinsn single-float-compare (((crf :crf)) |
---|
1370 | ((arg0 :single-float) |
---|
1371 | (arg1 :single-float)) |
---|
1372 | ()) |
---|
1373 | (fcmpes arg0 arg1) |
---|
1374 | (fmstat)) |
---|
1375 | |
---|
1376 | (define-arm-vinsn single-float+-2 (((result :single-float)) |
---|
1377 | ((x :single-float) |
---|
1378 | (y :single-float)) |
---|
1379 | ()) |
---|
1380 | (fadds result x y)) |
---|
1381 | |
---|
1382 | (define-arm-vinsn single-float--2 (((result :single-float)) |
---|
1383 | ((x :single-float) |
---|
1384 | (y :single-float))) |
---|
1385 | (fsubs result x y)) |
---|
1386 | |
---|
1387 | (define-arm-vinsn single-float*-2 (((result :single-float)) |
---|
1388 | ((x :single-float) |
---|
1389 | (y :single-float))) |
---|
1390 | (fmuls result x y)) |
---|
1391 | |
---|
1392 | (define-arm-vinsn single-float/-2 (((result :single-float)) |
---|
1393 | ((x :single-float) |
---|
1394 | (y :single-float))) |
---|
1395 | (fdivs result x y)) |
---|
1396 | |
---|
1397 | |
---|
1398 | |
---|
1399 | |
---|
1400 | |
---|
1401 | (define-arm-vinsn compare-unsigned (() |
---|
1402 | ((arg0 :imm) |
---|
1403 | (arg1 :imm)) |
---|
1404 | ()) |
---|
1405 | (cmp arg0 arg1)) |
---|
1406 | |
---|
1407 | |
---|
1408 | |
---|
1409 | |
---|
1410 | |
---|
1411 | ;; Extract a constant bit (0-31) from src; make it be bit 31 of dest. |
---|
1412 | ;; Bitnum is treated mod 32. |
---|
1413 | #+later |
---|
1414 | (define-arm-vinsn extract-constant-arm-bit (((dest :u32)) |
---|
1415 | ((src :imm) |
---|
1416 | (bitnum :u16const)) |
---|
1417 | ()) |
---|
1418 | (rlwinm dest src (:apply + 1 bitnum) 31 31)) |
---|
1419 | |
---|
1420 | |
---|
1421 | |
---|
1422 | (define-arm-vinsn set-constant-arm-bit-to-variable-value (((dest :u32)) |
---|
1423 | ((src :u32) |
---|
1424 | (bitval :u32) ; 0 or 1 |
---|
1425 | (bitnum :u8const))) |
---|
1426 | (cmp bitval (:$ 0)) |
---|
1427 | (biceq dest src (:$ (:apply ash 1 bitnum))) |
---|
1428 | (orrne dest src (:$ (:apply ash 1 bitnum)))) |
---|
1429 | |
---|
1430 | (define-arm-vinsn set-constant-arm-bit-to-1 (((dest :u32)) |
---|
1431 | ((src :u32) |
---|
1432 | (bitnum :u8const))) |
---|
1433 | (orr dest src (:$ (:apply ash 1 bitnum)))) |
---|
1434 | |
---|
1435 | |
---|
1436 | (define-arm-vinsn set-constant-arm-bit-to-0 (((dest :u32)) |
---|
1437 | ((src :u32) |
---|
1438 | (bitnum :u8const))) |
---|
1439 | (bic dest src (:$ (:apply ash 1 bitnum)))) |
---|
1440 | |
---|
1441 | |
---|
1442 | #+later |
---|
1443 | (define-arm-vinsn insert-bit-0 (((dest :u32)) |
---|
1444 | ((src :u32) |
---|
1445 | (val :u32))) |
---|
1446 | (rlwimi dest val 0 0 0)) |
---|
1447 | |
---|
1448 | ;;; The bit number is boxed and wants to think of the least-significant bit as 0. |
---|
1449 | ;;; Imagine that. |
---|
1450 | ;;; To turn the boxed, lsb-0 bitnumber into an unboxed, msb-0 rotate count, |
---|
1451 | ;;; we (conceptually) unbox it, add arm::fixnumshift to it, subtract it from |
---|
1452 | ;;; 31, and add one. This can also be done as "unbox and subtract from 28", |
---|
1453 | ;;; I think ... |
---|
1454 | ;;; Actually, it'd be "unbox, then subtract from 30". |
---|
1455 | #+later |
---|
1456 | (define-arm-vinsn extract-variable-non-insane-bit (((dest :u32)) |
---|
1457 | ((src :imm) |
---|
1458 | (bit :imm)) |
---|
1459 | ((temp :u32))) |
---|
1460 | (srwi temp bit arm::fixnumshift) |
---|
1461 | (subfic temp temp (- 32 arm::fixnumshift)) |
---|
1462 | (rlwnm dest src temp 31 31)) |
---|
1463 | |
---|
1464 | ;;; Operations on lists and cons cells |
---|
1465 | |
---|
1466 | (define-arm-vinsn %cdr (((dest :lisp)) |
---|
1467 | ((src :lisp))) |
---|
1468 | (ldr dest (:@ src (:$ arm::cons.cdr)))) |
---|
1469 | |
---|
1470 | (define-arm-vinsn %car (((dest :lisp)) |
---|
1471 | ((src :lisp))) |
---|
1472 | (ldr dest (:@ src (:$ arm::cons.car)))) |
---|
1473 | |
---|
1474 | (define-arm-vinsn %set-car (() |
---|
1475 | ((cell :lisp) |
---|
1476 | (new :lisp))) |
---|
1477 | (str cell (:@ new (:$ arm::cons.car)))) |
---|
1478 | |
---|
1479 | (define-arm-vinsn %set-cdr (() |
---|
1480 | ((cell :lisp) |
---|
1481 | (new :lisp))) |
---|
1482 | (str cell (:@ new (:$ arm::cons.cdr)))) |
---|
1483 | |
---|
1484 | |
---|
1485 | (define-arm-vinsn load-adl (() |
---|
1486 | ((n :u32const))) |
---|
1487 | (mov nargs (:$ (:apply logand #x00ff0000 n))) |
---|
1488 | ((:not (:pred = 0 (:apply logand #xff000000 n))) |
---|
1489 | (orr nargs nargs (:$ (:apply logand #xff000000 n)))) |
---|
1490 | ((:not (:pred = 0 (:apply logand #x0000ff00 n))) |
---|
1491 | (orr nargs nargs (:$ (:apply logand #x0000ff00 n)))) |
---|
1492 | ((:not (:pred = 0 (:apply logand #x000000ff n))) |
---|
1493 | (orr nargs nargs (:$ (:apply logand #x000000ff n))))) |
---|
1494 | |
---|
1495 | (define-arm-vinsn set-nargs (() |
---|
1496 | ((n :s16const))) |
---|
1497 | (mov nargs (:$ (:apply ash n arm::word-shift)))) |
---|
1498 | |
---|
1499 | (define-arm-vinsn scale-nargs (() |
---|
1500 | ((nfixed :s16const))) |
---|
1501 | ((:pred > nfixed 0) |
---|
1502 | (add nargs nargs (:$ (:apply - (:apply ash nfixed arm::word-shift)))))) |
---|
1503 | |
---|
1504 | |
---|
1505 | |
---|
1506 | (define-arm-vinsn (vpush-register :push :node :vsp) |
---|
1507 | (() |
---|
1508 | ((reg :lisp))) |
---|
1509 | (str reg (:@! vsp (:$ (- arm::node-size))))) |
---|
1510 | |
---|
1511 | (define-arm-vinsn (vpush-register-arg :push :node :vsp :outgoing-argument) |
---|
1512 | (() |
---|
1513 | ((reg :lisp))) |
---|
1514 | (str reg (:@! vsp (:$ (- arm::node-size))))) |
---|
1515 | |
---|
1516 | (define-arm-vinsn (vpush-xyz :push :node :vsp) (() ()) |
---|
1517 | (stmdb (:! vsp) (arg_z arg_y arg_x))) |
---|
1518 | |
---|
1519 | (define-arm-vinsn (vpush-yz :push :node :vsp) (() ()) |
---|
1520 | (stmdb (:! vsp) (arg_z arg_y))) |
---|
1521 | |
---|
1522 | (define-arm-vinsn (vpush-argregs :push :node :vsp) (() |
---|
1523 | ((num-fixed-args :u16const))) |
---|
1524 | ((:pred = num-fixed-args 0) |
---|
1525 | (cmp nargs (:$ 0)) |
---|
1526 | (beq :done)) |
---|
1527 | ((:pred < num-fixed-args 2) |
---|
1528 | (cmp nargs (:$ (ash 2 arm::fixnumshift))) |
---|
1529 | (strlo arg_z (:@! vsp (:$ (- arm::node-size)))) |
---|
1530 | (stmdbeq (:! vsp) (arg_z arg_y)) |
---|
1531 | (stmdbhi (:! vsp) (arg_z arg_y arg_x)) |
---|
1532 | :done) |
---|
1533 | ((:pred = num-fixed-args 2) |
---|
1534 | (cmp nargs (:$ (ash 2 arm::fixnumshift))) |
---|
1535 | (stmdbeq (:! vsp) (arg_z arg_y)) |
---|
1536 | (stmdbhi (:! vsp) (arg_z arg_y arg_x))) |
---|
1537 | ((:pred > num-fixed-args 2) |
---|
1538 | (stmdb (:! vsp) (arg_z arg_y arg_x)))) |
---|
1539 | |
---|
1540 | |
---|
1541 | (define-arm-vinsn (vpop-register :pop :node :vsp) |
---|
1542 | (((dest :lisp)) |
---|
1543 | ()) |
---|
1544 | (ldr dest (:@+ vsp (:$ arm::node-size)))) |
---|
1545 | |
---|
1546 | (define-arm-vinsn (pop-argument-registers :pop :node :vsp) (() |
---|
1547 | ()) |
---|
1548 | (cmp nargs (:$ 0)) |
---|
1549 | (beq :done) |
---|
1550 | (cmp nargs (:$ (* 2 arm::fixnumshift))) |
---|
1551 | (ldrlt arg_z (:@+ vsp (:$ arm::node-size))) |
---|
1552 | (ldmiaeq (:! vsp) (arg_z arg_y)) |
---|
1553 | (ldmiagt (:! vsp) (arg_z arg_y arg_x)) |
---|
1554 | :done) |
---|
1555 | |
---|
1556 | |
---|
1557 | |
---|
1558 | (define-arm-vinsn copy-node-gpr (((dest :lisp)) |
---|
1559 | ((src :lisp))) |
---|
1560 | ((:not (:pred = |
---|
1561 | (:apply %hard-regspec-value dest) |
---|
1562 | (:apply %hard-regspec-value src))) |
---|
1563 | (mov dest src))) |
---|
1564 | |
---|
1565 | (define-arm-vinsn copy-gpr (((dest t)) |
---|
1566 | ((src t))) |
---|
1567 | ((:not (:pred = |
---|
1568 | (:apply %hard-regspec-value dest) |
---|
1569 | (:apply %hard-regspec-value src))) |
---|
1570 | (mov dest src))) |
---|
1571 | |
---|
1572 | |
---|
1573 | (define-arm-vinsn copy-fpr (((dest :double-float)) |
---|
1574 | ((src :double-float))) |
---|
1575 | ((:not (:pred = |
---|
1576 | (:apply %hard-regspec-value dest) |
---|
1577 | (:apply %hard-regspec-value src))) |
---|
1578 | (fcpyd dest src))) |
---|
1579 | |
---|
1580 | (define-arm-vinsn vcell-ref (((dest :lisp)) |
---|
1581 | ((vcell :lisp))) |
---|
1582 | (ldr dest (:@ vcell (:$ arm::misc-data-offset)))) |
---|
1583 | |
---|
1584 | |
---|
1585 | (define-arm-vinsn make-vcell (((dest :lisp)) |
---|
1586 | ((closed (:lisp :ne dest))) |
---|
1587 | ((header :u32))) |
---|
1588 | (mov header (:$ arm::subtag-value-cell)) |
---|
1589 | (orr header header (:$ (ash arm::value-cell.element-count arm::num-subtag-bits))) |
---|
1590 | (sub allocptr allocptr (:$ (- arm::value-cell.size arm::fulltag-misc))) |
---|
1591 | (ldr dest (:@ rcontext (:$ arm::tcr.save-allocbase))) |
---|
1592 | (cmp allocptr dest) |
---|
1593 | (uuo-alloc-trap (:? lo)) |
---|
1594 | (str header (:@ allocptr (:$ arm::misc-header-offset))) |
---|
1595 | (mov dest allocptr) |
---|
1596 | (bic allocptr allocptr (:$ arm::fulltagmask)) |
---|
1597 | (str closed (:@ dest (:$ arm::value-cell.value)))) |
---|
1598 | |
---|
1599 | (define-arm-vinsn make-stack-vcell (((dest :lisp)) |
---|
1600 | ((closed :lisp)) |
---|
1601 | ((header :u32))) |
---|
1602 | (mov header (:$ arm::subtag-value-cell)) |
---|
1603 | (orr header header (:$ (ash arm::value-cell.element-count arm::num-subtag-bits))) |
---|
1604 | (stmdb (:! sp) (closed header))) |
---|
1605 | |
---|
1606 | (define-arm-vinsn make-stack-cons (((dest :lisp)) |
---|
1607 | ((car :lisp) (cdr :lisp)) |
---|
1608 | ((header (:u32 #.arm::imm0)) |
---|
1609 | (zero (:u32 #.arm::imm1)))) |
---|
1610 | (mov header (:$ arm::subtag-simple-vector)) |
---|
1611 | (mov zero (:$ 0)) |
---|
1612 | (orr header header (:$ (ash 3 arm::num-subtag-bits))) |
---|
1613 | ((:pred < |
---|
1614 | (:apply %hard-regspec-value cdr) |
---|
1615 | (:apply %hard-regspec-value car)) |
---|
1616 | (stmdb (:! sp) (car cdr zero header))) |
---|
1617 | ((:not (:pred < |
---|
1618 | (:apply %hard-regspec-value cdr) |
---|
1619 | (:apply %hard-regspec-value car))) |
---|
1620 | (stmdb (:! sp) (cdr car zero header)) |
---|
1621 | (str car (:@ sp (:$ 12))) |
---|
1622 | (str cdr (:@ sp (:$ 8)))) |
---|
1623 | (add dest sp (:$ (+ arm::dnode-size arm::fulltag-cons)))) |
---|
1624 | |
---|
1625 | |
---|
1626 | (define-arm-vinsn %closure-code% (((dest :lisp)) |
---|
1627 | ()) |
---|
1628 | (mov dest (:$ arm::nil-value)) |
---|
1629 | (ldr dest (:@ dest (:$ (:apply + arm::symbol.vcell (arm::nrs-offset %closure-code%)))))) |
---|
1630 | |
---|
1631 | |
---|
1632 | (define-arm-vinsn single-float-bits (((dest :u32)) |
---|
1633 | ((src :lisp))) |
---|
1634 | (ldr dest (:@ src (:$ arm::single-float.value)))) |
---|
1635 | |
---|
1636 | (define-arm-vinsn (call-subprim :call :subprim-call) (() |
---|
1637 | ((spno :s32const))) |
---|
1638 | (bl spno)) |
---|
1639 | |
---|
1640 | (define-arm-vinsn (jump-subprim :jumpLR) (() |
---|
1641 | ((spno :s32const))) |
---|
1642 | (ba spno)) |
---|
1643 | |
---|
1644 | ;;; Same as "call-subprim", but gives us a place to |
---|
1645 | ;;; track args, results, etc. |
---|
1646 | (define-arm-vinsn (call-subprim-0 :call :subprim-call) (((dest t)) |
---|
1647 | ((spno :s32const))) |
---|
1648 | (bl spno)) |
---|
1649 | |
---|
1650 | (define-arm-vinsn (call-subprim-1 :call :subprim-call) (((dest t)) |
---|
1651 | ((spno :s32const) |
---|
1652 | (z t))) |
---|
1653 | (bl spno)) |
---|
1654 | |
---|
1655 | (define-arm-vinsn (call-subprim-2 :call :subprim-call) (((dest t)) |
---|
1656 | ((spno :s32const) |
---|
1657 | (y t) |
---|
1658 | (z t))) |
---|
1659 | (bl spno)) |
---|
1660 | |
---|
1661 | (define-arm-vinsn (call-subprim-3 :call :subprim-call) (((dest t)) |
---|
1662 | ((spno :s32const) |
---|
1663 | (x t) |
---|
1664 | (y t) |
---|
1665 | (z t))) |
---|
1666 | (bl spno)) |
---|
1667 | |
---|
1668 | |
---|
1669 | |
---|
1670 | (define-arm-vinsn ref-interrupt-level (((dest :imm)) |
---|
1671 | () |
---|
1672 | ((temp :u32))) |
---|
1673 | (ldr temp (:@ rcontext (:$ arm::tcr.tlb-pointer))) |
---|
1674 | (ldr dest (:@ temp (:$ arm::INTERRUPT-LEVEL-BINDING-INDEX)))) |
---|
1675 | |
---|
1676 | |
---|
1677 | ;;; Unconditional (pc-relative) branch |
---|
1678 | (define-arm-vinsn (jump :jump) (() |
---|
1679 | ((label :label))) |
---|
1680 | (b label)) |
---|
1681 | |
---|
1682 | (define-arm-vinsn (call-label :call) (() |
---|
1683 | ((label :label))) |
---|
1684 | (bl label)) |
---|
1685 | |
---|
1686 | ;;; just like JUMP, only (implicitly) asserts that the following |
---|
1687 | ;;; code is somehow reachable. |
---|
1688 | (define-arm-vinsn (non-barrier-jump :xref) (() |
---|
1689 | ((label :label))) |
---|
1690 | (b label)) |
---|
1691 | |
---|
1692 | |
---|
1693 | (define-arm-vinsn (cbranch-true :branch) (() |
---|
1694 | ((label :label) |
---|
1695 | (crf :crf) |
---|
1696 | (crbit :u8const))) |
---|
1697 | (b (:? crbit) label)) |
---|
1698 | |
---|
1699 | (define-arm-vinsn (cbranch-false :branch) (() |
---|
1700 | ((label :label) |
---|
1701 | (crf :crf) |
---|
1702 | (crbit :u8const))) |
---|
1703 | (b (:~ crbit) label)) |
---|
1704 | |
---|
1705 | (define-arm-vinsn cond->boolean (((dest :imm)) |
---|
1706 | ((cond :u8const))) |
---|
1707 | (mov dest (:$ arm::nil-value)) |
---|
1708 | (add (:? cond) dest dest (:$ arm::t-offset))) |
---|
1709 | |
---|
1710 | |
---|
1711 | |
---|
1712 | (define-arm-vinsn lisp-word-ref (((dest t)) |
---|
1713 | ((base t) |
---|
1714 | (offset t))) |
---|
1715 | (ldr dest (:@ base offset))) |
---|
1716 | |
---|
1717 | (define-arm-vinsn lisp-word-ref-c (((dest t)) |
---|
1718 | ((base t) |
---|
1719 | (offset :s16const))) |
---|
1720 | (ldr dest (:@ base (:$ offset)))) |
---|
1721 | |
---|
1722 | |
---|
1723 | |
---|
1724 | ;; Load an unsigned, 32-bit constant into a destination register. |
---|
1725 | (define-arm-vinsn (lri :constant-ref) (((dest :imm)) |
---|
1726 | ((intval :u32const)) |
---|
1727 | ()) |
---|
1728 | ((:pred arm::encode-arm-immediate intval) |
---|
1729 | (mov dest (:$ intval))) |
---|
1730 | ((:not (:pred arm::encode-arm-immediate intval)) |
---|
1731 | ((:pred arm::encode-arm-immediate (:apply lognot intval)) |
---|
1732 | (mvn dest (:$ (:apply lognot intval)))) |
---|
1733 | ((:not (:pred arm::encode-arm-immediate (:apply lognot intval))) |
---|
1734 | ((:and (:pred >= intval 0) |
---|
1735 | (:pred < intval #x10000)) |
---|
1736 | (mov dest (:$ (:apply logand #xff00 intval))) |
---|
1737 | ((:not (:pred = 0 (:apply logand #xff intval))))) |
---|
1738 | (orr dest dest (:$ (:apply logand #xff intval))))) |
---|
1739 | ((:not (:and (:pred >= intval 0) |
---|
1740 | (:pred < intval #x10000))) |
---|
1741 | (:data) |
---|
1742 | :const |
---|
1743 | (:word intval) |
---|
1744 | (:code) |
---|
1745 | (ldr dest :const))) |
---|
1746 | |
---|
1747 | |
---|
1748 | |
---|
1749 | |
---|
1750 | |
---|
1751 | (define-arm-vinsn alloc-eabi-c-frame (() |
---|
1752 | ((n-c-args :u16const)) |
---|
1753 | ((header :u32) |
---|
1754 | (size :imm) |
---|
1755 | (prevsp :imm))) |
---|
1756 | (mov header (:$ (:apply ash (:apply + 1 (:apply logandc2 (:apply + 4 1 n-c-args) 1)) arm::num-subtag-bits))) |
---|
1757 | (mov size (:lsr header (:$ (- arm::num-subtag-bits arm::word-shift)))) |
---|
1758 | (orr header header (:$ arm::subtag-u32-vector)) |
---|
1759 | (mov prevsp sp) |
---|
1760 | (add size size (:$ arm::node-size)) |
---|
1761 | (str header (:-@! sp size)) |
---|
1762 | (str prevsp (:@ sp (:$ 4)))) |
---|
1763 | |
---|
1764 | (define-arm-vinsn alloc-variable-c-frame (() |
---|
1765 | ((n-c-args :lisp)) |
---|
1766 | ((header :u32) |
---|
1767 | (size :imm) |
---|
1768 | (prevsp :imm))) |
---|
1769 | (add size n-c-args (:$ (ash (+ 4 1) arm::word-shift))) |
---|
1770 | (bic size size (:$ arm::fixnumone)) |
---|
1771 | (add size size (:$ arm::fixnumone)) |
---|
1772 | (mov prevsp sp) |
---|
1773 | (mov header (:lsl size (:$ (- arm::num-subtag-bits arm::fixnumshift)))) |
---|
1774 | (add size size (:$ arm::fixnumone)) |
---|
1775 | (orr header header (:$ arm::subtag-u32-vector)) |
---|
1776 | (str header (:-@! sp size)) |
---|
1777 | (str prevsp (:@ sp (:$ 4)))) |
---|
1778 | |
---|
1779 | |
---|
1780 | |
---|
1781 | ;;; We should rarely have to do this - (#_foo x y (if .. (return-from ...))) |
---|
1782 | ;;; is one of the few cases that I can think of - but if we ever do, we |
---|
1783 | ;;; might as well exploit the fact that we stored the previous sp at |
---|
1784 | ;;; offset 4 in the C frame. |
---|
1785 | (define-arm-vinsn (discard-c-frame :csp :pop :discard) (() |
---|
1786 | ()) |
---|
1787 | (ldr sp (:@ sp (:$ 4)))) |
---|
1788 | |
---|
1789 | |
---|
1790 | |
---|
1791 | |
---|
1792 | (define-arm-vinsn set-eabi-c-arg (() |
---|
1793 | ((argval :u32) |
---|
1794 | (argnum :u16const))) |
---|
1795 | (str argval (:@ sp (:$ (:apply + arm::dnode-size (:apply ash argnum arm::word-shift)))))) |
---|
1796 | |
---|
1797 | |
---|
1798 | (define-arm-vinsn set-single-eabi-c-arg (() |
---|
1799 | ((argval :single-float) |
---|
1800 | (argnum :u16const))) |
---|
1801 | (fsts argval (:@ sp (:$ (:apply + arm::dnode-size (:apply ash argnum arm::word-shift)))))) |
---|
1802 | |
---|
1803 | (define-arm-vinsn set-double-eabi-c-arg (() |
---|
1804 | ((argval :double-float) |
---|
1805 | (argnum :u16const))) |
---|
1806 | (fstd argval (:@ sp (:$ (:apply + arm::dnode-size (:apply ash argnum arm::word-shift)))))) |
---|
1807 | |
---|
1808 | |
---|
1809 | |
---|
1810 | (define-arm-vinsn (load-nil :constant-ref) (((dest t)) |
---|
1811 | ()) |
---|
1812 | (mov dest (:$ arm::nil-value))) |
---|
1813 | |
---|
1814 | (define-arm-vinsn (load-t :constant-ref) (((dest t)) |
---|
1815 | ()) |
---|
1816 | (mov dest (:$ arm::nil-value)) |
---|
1817 | (add dest dest (:$ arm::t-offset))) |
---|
1818 | |
---|
1819 | |
---|
1820 | |
---|
1821 | (define-arm-vinsn (ref-constant :constant-ref) (((dest :lisp)) |
---|
1822 | ((src :s16const))) |
---|
1823 | (ldr dest (:@ fn (:$ (:apply + arm::misc-data-offset (:apply ash (:apply + src 2) 2)))))) |
---|
1824 | |
---|
1825 | (define-arm-vinsn ref-indexed-constant (((dest :lisp)) |
---|
1826 | ((idxreg :s32))) |
---|
1827 | (ldr dest (:@ arm::fn idxreg))) |
---|
1828 | |
---|
1829 | |
---|
1830 | (define-arm-vinsn cons (((dest :lisp)) |
---|
1831 | ((newcar :lisp) |
---|
1832 | (newcdr :lisp)) |
---|
1833 | ((allocbase :imm))) |
---|
1834 | (sub allocptr allocptr (:$ (- arm::cons.size arm::fulltag-cons))) |
---|
1835 | (ldr allocbase (:@ rcontext (:$ arm::tcr.save-allocbase))) |
---|
1836 | (cmp allocptr allocbase) |
---|
1837 | (uuo-alloc-trap (:? lo)) |
---|
1838 | (str newcdr (:@ allocptr (:$ arm::cons.cdr))) |
---|
1839 | (str newcar (:@ allocptr (:$ arm::cons.car))) |
---|
1840 | (mov dest allocptr) |
---|
1841 | (bic allocptr allocptr (:$ arm::fulltagmask))) |
---|
1842 | |
---|
1843 | |
---|
1844 | |
---|
1845 | ;; subtag had better be a ARM-NODE-SUBTAG of some sort! |
---|
1846 | (define-arm-vinsn %arm-gvector (((dest :lisp)) |
---|
1847 | ((Rheader :u32) |
---|
1848 | (nbytes :u32const)) |
---|
1849 | ((immtemp0 :u32) |
---|
1850 | (nodetemp :lisp))) |
---|
1851 | |
---|
1852 | (sub allocptr allocptr (:$ (:apply logand #xff |
---|
1853 | (:apply - |
---|
1854 | (:apply logand (lognot 7) |
---|
1855 | (:apply + (+ 7 4) nbytes)) |
---|
1856 | arm::fulltag-misc)))) |
---|
1857 | ((:pred > (:apply - |
---|
1858 | (:apply logand (lognot 7) |
---|
1859 | (:apply + (+ 7 4) nbytes)) |
---|
1860 | arm::fulltag-misc) #xff) |
---|
1861 | (sub allocptr allocptr (:$ (:apply logand #xff00 |
---|
1862 | (:apply - |
---|
1863 | (:apply logand (lognot 7) |
---|
1864 | (:apply + (+ 7 4) nbytes)) |
---|
1865 | arm::fulltag-misc))))) |
---|
1866 | (ldr dest (:@ rcontext (:$ arm::tcr.save-allocbase))) |
---|
1867 | (cmp allocptr dest) |
---|
1868 | (uuo-alloc-trap (:? lo)) |
---|
1869 | (str Rheader (:@ allocptr (:$ arm::misc-header-offset))) |
---|
1870 | (mov dest allocptr) |
---|
1871 | (bic allocptr allocptr (:$ arm::fulltagmask)) |
---|
1872 | ((:not (:pred = nbytes 0)) |
---|
1873 | (mov immtemp0 (:$ (:apply logand #xff (:apply + arm::misc-data-offset nbytes)))) |
---|
1874 | ((:not (:pred = (:apply logand #xff00 (:apply + arm::misc-data-offset nbytes)) 0)) |
---|
1875 | (orr immtemp0 immtemp0 (:$ (:apply logand #xff00 (:apply + arm::misc-data-offset nbytes))))) |
---|
1876 | :loop |
---|
1877 | (sub immtemp0 immtemp0 (:$ 4)) |
---|
1878 | (cmp immtemp0 (:$ arm::misc-data-offset)) |
---|
1879 | (ldr nodetemp (:@+ vsp (:$ arm::node-size))) |
---|
1880 | (str nodetemp (:@ dest immtemp0)) |
---|
1881 | (bne :loop))) |
---|
1882 | |
---|
1883 | ;; allocate a small (phys size <= 32K bytes) misc obj of known size/subtag |
---|
1884 | (define-arm-vinsn %alloc-misc-fixed (((dest :lisp)) |
---|
1885 | ((Rheader :u32) |
---|
1886 | (nbytes :u32const))) |
---|
1887 | (sub allocptr allocptr (:$ (:apply |
---|
1888 | logand #xff |
---|
1889 | (:apply - (:apply logand (lognot 7) |
---|
1890 | (:apply + (+ 7 4) nbytes)) |
---|
1891 | arm::fulltag-misc)))) |
---|
1892 | ((:pred > (:apply - (:apply logand (lognot 7) |
---|
1893 | (:apply + (+ 7 4) nbytes)) |
---|
1894 | arm::fulltag-misc) #xff) |
---|
1895 | (sub allocptr allocptr (:$ (:apply logand #xff00 |
---|
1896 | (:apply - |
---|
1897 | (:apply logand (lognot 7) |
---|
1898 | (:apply + (+ 7 4) nbytes)) |
---|
1899 | arm::fulltag-misc))))) |
---|
1900 | (ldr dest (:@ rcontext (:$ arm::tcr.save-allocbase))) |
---|
1901 | (cmp allocptr dest) |
---|
1902 | (uuo-alloc-trap (:? lo)) |
---|
1903 | (str Rheader (:@ allocptr (:$ arm::misc-header-offset))) |
---|
1904 | (mov dest allocptr) |
---|
1905 | (bic allocptr allocptr (:$ arm::fulltagmask))) |
---|
1906 | |
---|
1907 | (define-arm-vinsn (vstack-discard :vsp :pop :discard) (() |
---|
1908 | ((nwords :u32const))) |
---|
1909 | ((:not (:pred = nwords 0)) |
---|
1910 | (add vsp vsp (:$ (:apply ash nwords arm::word-shift))))) |
---|
1911 | |
---|
1912 | |
---|
1913 | (define-arm-vinsn lcell-load (((dest :lisp)) |
---|
1914 | ((cell :lcell) |
---|
1915 | (top :lcell))) |
---|
1916 | (ldr dest (:@ vsp (:$ (:apply - |
---|
1917 | (:apply - (:apply calc-lcell-depth top) 4) |
---|
1918 | (:apply calc-lcell-offset cell)))))) |
---|
1919 | |
---|
1920 | (define-arm-vinsn vframe-load (((dest :lisp)) |
---|
1921 | ((frame-offset :u16const) |
---|
1922 | (cur-vsp :u16const))) |
---|
1923 | (ldr dest (:@ vsp (:$ (:apply - (:apply - cur-vsp 4) frame-offset))))) |
---|
1924 | |
---|
1925 | (define-arm-vinsn lcell-store (() |
---|
1926 | ((src :lisp) |
---|
1927 | (cell :lcell) |
---|
1928 | (top :lcell))) |
---|
1929 | (str src (:@ vsp (:$ (:apply - |
---|
1930 | (:apply - (:apply calc-lcell-depth top) 4) |
---|
1931 | (:apply calc-lcell-offset cell)))))) |
---|
1932 | |
---|
1933 | (define-arm-vinsn vframe-store (() |
---|
1934 | ((src :lisp) |
---|
1935 | (frame-offset :u16const) |
---|
1936 | (cur-vsp :u16const))) |
---|
1937 | (str src (:@ vsp (:$ (:apply - (:apply - cur-vsp 4) frame-offset))))) |
---|
1938 | |
---|
1939 | (define-arm-vinsn load-vframe-address (((dest :imm)) |
---|
1940 | ((offset :s16const))) |
---|
1941 | (add dest vsp (:$ offset))) |
---|
1942 | |
---|
1943 | (define-arm-vinsn copy-lexpr-argument (() |
---|
1944 | () |
---|
1945 | ((temp :lisp))) |
---|
1946 | (ldr temp (:@ vsp nargs)) |
---|
1947 | (str temp (:@! vsp (:$ (- arm::node-size))))) |
---|
1948 | |
---|
1949 | ;;; Boxing/unboxing of integers. |
---|
1950 | |
---|
1951 | ;;; Treat the low 8 bits of VAL as an unsigned integer; set RESULT to the equivalent fixnum. |
---|
1952 | (define-arm-vinsn u8->fixnum (((result :imm)) |
---|
1953 | ((val :u8)) |
---|
1954 | ()) |
---|
1955 | (mov result (:lsr val (:$ 24))) |
---|
1956 | (mov result (:lsr val (:$ (- 24 arm::fixnumshift))))) |
---|
1957 | |
---|
1958 | ;;; Treat the low 8 bits of VAL as a signed integer; set RESULT to the equivalent fixnum. |
---|
1959 | (define-arm-vinsn s8->fixnum (((result :imm)) |
---|
1960 | ((val :s8)) |
---|
1961 | ()) |
---|
1962 | (mov result (:lsr val (:$ 24))) |
---|
1963 | (mov result (:asr val (:$ (- 24 arm::fixnumshift))))) |
---|
1964 | |
---|
1965 | |
---|
1966 | ;;; Treat the low 16 bits of VAL as an unsigned integer; set RESULT to the equivalent fixnum. |
---|
1967 | (define-arm-vinsn u16->fixnum (((result :imm)) |
---|
1968 | ((val :u16)) |
---|
1969 | ()) |
---|
1970 | (mov result (:lsl val (:$ 16))) |
---|
1971 | (mov result (:lsr result (:$ (- 16 arm::fixnumshift))))) |
---|
1972 | |
---|
1973 | ;;; Treat the low 16 bits of VAL as a signed integer; set RESULT to the equivalent fixnum. |
---|
1974 | (define-arm-vinsn s16->fixnum (((result :imm)) |
---|
1975 | ((val :s16)) |
---|
1976 | ()) |
---|
1977 | (mov result (:lsl val (:$ 16))) |
---|
1978 | (mov result (:asr result (:$ (- 16 arm::fixnumshift))))) |
---|
1979 | |
---|
1980 | (define-arm-vinsn fixnum->s16 (((result :s16)) |
---|
1981 | ((src :imm))) |
---|
1982 | (mov result (:asr src (:$ arm::fixnumshift)))) |
---|
1983 | |
---|
1984 | ;;; A signed 32-bit untagged value can be at worst a 1-digit bignum. |
---|
1985 | ;;; There should be something very much like this that takes a stack-consed |
---|
1986 | ;;; bignum result ... |
---|
1987 | (define-arm-vinsn s32->integer (((result :lisp)) |
---|
1988 | ((src :s32)) |
---|
1989 | ((temp :s32))) |
---|
1990 | (adds temp src src) |
---|
1991 | (addsvc result temp temp) |
---|
1992 | (bvc :done) |
---|
1993 | (mov temp (:$ arm::subtag-bignum)) |
---|
1994 | (orr temp temp (:$ (ash 1 arm::num-subtag-bits))) |
---|
1995 | (add allocptr allocptr (:$ (- arm::fulltag-misc 8))) |
---|
1996 | (ldr result (:@ rcontext (:$ arm::tcr.save-allocbase))) |
---|
1997 | (cmp allocptr result) |
---|
1998 | (uuo-alloc-trap (:? lo)) |
---|
1999 | (str temp (:@ allocptr (:$ arm::misc-header-offset))) |
---|
2000 | (mov result allocptr) |
---|
2001 | (bic allocptr allocptr (:$ arm::fulltagmask)) |
---|
2002 | (str src (:@ result (:$ arm::misc-data-offset))) |
---|
2003 | :done) |
---|
2004 | |
---|
2005 | |
---|
2006 | ;;; An unsigned 32-bit untagged value can be either a 1 or a 2-digit bignum. |
---|
2007 | (define-arm-vinsn u32->integer (((result :lisp)) |
---|
2008 | ((src :u32)) |
---|
2009 | ((temp :s32) |
---|
2010 | (size :u32))) |
---|
2011 | (tst src (:$ #xe0000000)) |
---|
2012 | (moveq result (:lsr src (:$ arm::fixnumshift))) |
---|
2013 | (beq :done) |
---|
2014 | (cmp src (:$ 0)) |
---|
2015 | (mov temp (:$ arm::subtag-bignum)) |
---|
2016 | (movgt size (:$ (- (* 2 arm::dnode-size) arm::fulltag-misc))) |
---|
2017 | (orrgt temp temp (:$ (ash 2 arm::num-subtag-bits))) |
---|
2018 | (movlt size (:$ (- (* 1 arm::dnode-size) arm::fulltag-misc))) |
---|
2019 | (orrlt temp temp (:$ (ash 1 arm::num-subtag-bits))) |
---|
2020 | (sub allocptr allocptr size) |
---|
2021 | (ldr result (:@ rcontext (:$ arm::tcr.save-allocbase))) |
---|
2022 | (cmp allocptr result) |
---|
2023 | (uuo-alloc-trap (:? lo)) |
---|
2024 | (str temp (:@ allocptr (:$ arm::misc-header-offset))) |
---|
2025 | (mov result allocptr) |
---|
2026 | (bic allocptr allocptr (:$ arm::fulltagmask)) |
---|
2027 | (str src (:@ result (:$ arm::misc-data-offset))) |
---|
2028 | :done) |
---|
2029 | |
---|
2030 | (define-arm-vinsn u16->u32 (((dest :u32)) |
---|
2031 | ((src :u16))) |
---|
2032 | (mov dest (:$ #xff)) |
---|
2033 | (orr dest dest (:$ #xff00)) |
---|
2034 | (and dest dest src)) |
---|
2035 | |
---|
2036 | (define-arm-vinsn u8->u32 (((dest :u32)) |
---|
2037 | ((src :u8))) |
---|
2038 | (and dest src (:$ #xff))) |
---|
2039 | |
---|
2040 | |
---|
2041 | (define-arm-vinsn s16->s32 (((dest :s32)) |
---|
2042 | ((src :s16))) |
---|
2043 | (mov dest (:lsl src (:$ 16))) |
---|
2044 | (mov dest (:asr src (:$ 16)))) |
---|
2045 | |
---|
2046 | (define-arm-vinsn s8->s32 (((dest :s32)) |
---|
2047 | ((src :s8))) |
---|
2048 | (mov dest (:lsl src (:$ 24))) |
---|
2049 | (mov dest (:asr src (:$ 24)))) |
---|
2050 | |
---|
2051 | |
---|
2052 | ;;; ... of floats ... |
---|
2053 | |
---|
2054 | ;;; Heap-cons a double-float to store contents of FPREG. Hope that we don't do |
---|
2055 | ;;; this blindly. |
---|
2056 | (define-arm-vinsn double->heap (((result :lisp)) ; tagged as a double-float |
---|
2057 | ((fpreg :double-float)) |
---|
2058 | ((header-temp (:u32 #.arm::imm0)) |
---|
2059 | (high (:u32 #.arm::imm1)))) |
---|
2060 | (mov header-temp (:$ arm::subtag-double-float)) |
---|
2061 | (orr header-temp header-temp (:$ (ash arm::double-float.element-count arm::num-subtag-bits))) |
---|
2062 | (sub allocptr allocptr (:$ (- arm::double-float.size arm::fulltag-misc))) |
---|
2063 | (ldr result (:@ rcontext (:$ arm::tcr.save-allocbase))) |
---|
2064 | (cmp allocptr result) |
---|
2065 | (uuo-alloc-trap (:? lo)) |
---|
2066 | (str header-temp (:@ allocptr (:$ arm::misc-header-offset))) |
---|
2067 | (mov result allocptr) |
---|
2068 | (bic allocptr allocptr (:$ arm::fulltagmask)) |
---|
2069 | (fmrrd header-temp high fpreg) |
---|
2070 | (strd header-temp (:@ result (:$ arm::double-float.value)))) |
---|
2071 | |
---|
2072 | |
---|
2073 | ;;; This is about as bad as heap-consing a double-float. (In terms of |
---|
2074 | ;;; verbosity). Wouldn't kill us to do either/both out-of-line, but |
---|
2075 | ;;; need to make visible to compiler so unnecessary heap-consing can |
---|
2076 | ;;; be elided. |
---|
2077 | (define-arm-vinsn single->node (((result :lisp)) ; tagged as a single-float |
---|
2078 | ((fpreg :single-float)) |
---|
2079 | ((header-temp :u32))) |
---|
2080 | (mov header-temp (:$ arm::subtag-single-float)) |
---|
2081 | (orr header-temp header-temp (:$ (ash arm::single-float.element-count arm::num-subtag-bits))) |
---|
2082 | (sub allocptr allocptr (:$ (- arm::single-float.size arm::fulltag-misc))) |
---|
2083 | (ldr result (:@ rcontext (:$ arm::tcr.save-allocbase))) |
---|
2084 | (cmp allocptr result) |
---|
2085 | (uuo-alloc-trap (:? lo)) |
---|
2086 | (str header-temp (:@ allocptr (:$ arm::misc-header-offset))) |
---|
2087 | (mov result allocptr) |
---|
2088 | (bic allocptr allocptr (:$ arm::fulltagmask)) |
---|
2089 | (fmrs header-temp fpreg) |
---|
2090 | (str header-temp (:@ result (:$ arm::single-float.value)))) |
---|
2091 | |
---|
2092 | |
---|
2093 | |
---|
2094 | ;;; "dest" is preallocated, presumably on a stack somewhere. |
---|
2095 | (define-arm-vinsn store-double (() |
---|
2096 | ((dest :lisp) |
---|
2097 | (source :double-float)) |
---|
2098 | ((low (:u32 #.arm::imm0)) |
---|
2099 | (high (:u32 #.arm::imm1)))) |
---|
2100 | (fmrrd low high source) |
---|
2101 | (str low (:@ dest (:$ arm::double-float.value)))) |
---|
2102 | |
---|
2103 | (define-arm-vinsn get-double (((target :double-float)) |
---|
2104 | ((source :lisp)) |
---|
2105 | ((low (:u32 #.arm::imm0)) |
---|
2106 | (high (:u32 #.arm::imm1)))) |
---|
2107 | (ldrd low (:@ source (:$ arm::double-float.value))) |
---|
2108 | (fmdrr target low high)) |
---|
2109 | |
---|
2110 | ;;; Extract a double-float value, typechecking in the process. |
---|
2111 | ;;; IWBNI we could simply call the "trap-unless-typecode=" vinsn here, |
---|
2112 | ;;; instead of replicating it .. |
---|
2113 | |
---|
2114 | (define-arm-vinsn get-double? (((target :double-float)) |
---|
2115 | ((source :lisp)) |
---|
2116 | ((low (:u32 #.arm::imm0)) |
---|
2117 | (high (:u32 #.arm::imm1)))) |
---|
2118 | (and low source (:$ arm::tagmask)) |
---|
2119 | (cmp low (:$ arm::tag-misc)) |
---|
2120 | (ldrbeq low (:@ source (:$ arm::misc-subtag-offset))) |
---|
2121 | (cmp imm0 (:$ arm::subtag-double-float)) |
---|
2122 | (uuo-error-reg-not-xtype (:? ne) source (:$ arm::subtag-double-float)) |
---|
2123 | (ldrd imm0 (:@ source (:$ arm::double-float.value))) |
---|
2124 | (fmdrr target imm0 imm1)) |
---|
2125 | |
---|
2126 | |
---|
2127 | (define-arm-vinsn double-to-single (((result :single-float)) |
---|
2128 | ((arg :double-float))) |
---|
2129 | (fcvtsd result arg)) |
---|
2130 | |
---|
2131 | (define-arm-vinsn store-single (() |
---|
2132 | ((dest :lisp) |
---|
2133 | (source :single-float)) |
---|
2134 | ((temp :u32))) |
---|
2135 | (fmrs temp source) |
---|
2136 | (str temp (:@ dest (:$ arm::single-float.value)))) |
---|
2137 | |
---|
2138 | (define-arm-vinsn get-single (((target :single-float)) |
---|
2139 | ((source :lisp)) |
---|
2140 | ((temp :u32))) |
---|
2141 | (ldr temp (:@ source (:$ arm::single-float.value))) |
---|
2142 | (fmsr target temp)) |
---|
2143 | |
---|
2144 | ;;; ... of characters ... |
---|
2145 | |
---|
2146 | |
---|
2147 | (define-arm-vinsn character->fixnum (((dest :lisp)) |
---|
2148 | ((src :lisp)) |
---|
2149 | ()) |
---|
2150 | (bic dest src (:$ arm::subtag-mask)) |
---|
2151 | (mov dest (:lsr dest (:$ (- arm::ncharcodebits arm::fixnumshift))))) |
---|
2152 | |
---|
2153 | (define-arm-vinsn character->code (((dest :u32)) |
---|
2154 | ((src :lisp))) |
---|
2155 | (mov dest (:lsr src (:$ arm::charcode-shift)))) |
---|
2156 | |
---|
2157 | |
---|
2158 | (define-arm-vinsn fixnum->char (((dest :lisp)) |
---|
2159 | ((src :imm)) |
---|
2160 | ((temp :u32) |
---|
2161 | (temp2 :u32))) |
---|
2162 | (mov temp2 (:$ #x7f00)) |
---|
2163 | (mov temp (:lsr src (:$ (+ arm::fixnumshift 1)))) |
---|
2164 | (orr temp2 temp2 (:$ #xff)) |
---|
2165 | (cmp temp temp2) |
---|
2166 | (mov temp (:lsr src (:$ (+ arm::fixnumshift 11)))) |
---|
2167 | (beq :bad) |
---|
2168 | (cmp temp (:$ 27)) |
---|
2169 | (mov dest (:lsr src (:$ (- arm::charcode-shift arm::fixnumshift)))) |
---|
2170 | :bad |
---|
2171 | (moveq dest (:$ arm::nil-value)) |
---|
2172 | (addne dest dest (:$ arm::subtag-character))) |
---|
2173 | |
---|
2174 | ;;; src is known to be a code for which CODE-CHAR returns non-nil. |
---|
2175 | (define-arm-vinsn code-char->char (((dest :lisp)) |
---|
2176 | ((src :imm)) |
---|
2177 | ()) |
---|
2178 | (mov dest (:lsl src (:$ (- arm::charcode-shift arm::fixnum-shift)))) |
---|
2179 | (orr dest dest (:$ arm::subtag-character))) |
---|
2180 | |
---|
2181 | (define-arm-vinsn u32->char (((dest :lisp)) |
---|
2182 | ((src :u32)) |
---|
2183 | ()) |
---|
2184 | (mov dest (:lsl src (:$ arm::charcode-shift))) |
---|
2185 | (orr dest dest (:$ arm::subtag-character))) |
---|
2186 | |
---|
2187 | ;; ... Macptrs ... |
---|
2188 | |
---|
2189 | (define-arm-vinsn deref-macptr (((addr :address)) |
---|
2190 | ((src :lisp)) |
---|
2191 | ()) |
---|
2192 | (ldr addr (:@ src (:$ arm::macptr.address)))) |
---|
2193 | |
---|
2194 | (define-arm-vinsn set-macptr-address (() |
---|
2195 | ((addr :address) |
---|
2196 | (src :lisp)) |
---|
2197 | ()) |
---|
2198 | (str addr (:@ src (:$ arm::macptr.address)))) |
---|
2199 | |
---|
2200 | |
---|
2201 | (define-arm-vinsn macptr->heap (((dest :lisp)) |
---|
2202 | ((address :address)) |
---|
2203 | ((header :u32))) |
---|
2204 | (mov header (:$ arm::subtag-macptr)) |
---|
2205 | (orr header header (:$ (ash arm::macptr.element-count arm::num-subtag-bits))) |
---|
2206 | (sub allocptr allocptr (:$ (- arm::macptr.size arm::fulltag-misc))) |
---|
2207 | (ldr dest (:@ rcontext (:$ arm::tcr.save-allocbase))) |
---|
2208 | (cmp allocptr dest) |
---|
2209 | (uuo-alloc-trap (:? lo)) |
---|
2210 | (str header (:@ allocptr (:$ arm::misc-header-offset))) |
---|
2211 | (mov dest allocptr) |
---|
2212 | (bic allocptr allocptr (:$ arm::fulltagmask)) |
---|
2213 | ;; It's not necessary to zero out the domain/type fields, since newly |
---|
2214 | ;; heap-allocated memory's guaranteed to be 0-filled. |
---|
2215 | (str address (:@ dest (:$ arm::macptr.address)))) |
---|
2216 | |
---|
2217 | (define-arm-vinsn macptr->stack (((dest :lisp)) |
---|
2218 | ((address :address)) |
---|
2219 | ((header :u32))) |
---|
2220 | (mov header (:$ arm::subtag-macptr)) |
---|
2221 | (orr header header (:$ (ash arm::macptr.element-count arm::num-subtag-bits))) |
---|
2222 | (str header (:@! sp (:$ (- arm::macptr.size)))) |
---|
2223 | (mov header (:$ 0)) |
---|
2224 | (str header (:@ sp (:$ (+ arm::fulltag-misc arm::macptr.domain)))) |
---|
2225 | (str header (:@ sp (:$ (+ arm::fulltag-misc arm::macptr.type)))) |
---|
2226 | (str address (:@ sp (:$ (+ arm::fulltag-misc arm::macptr.address)))) |
---|
2227 | (add dest sp (:$ arm::fulltag-misc))) |
---|
2228 | |
---|
2229 | |
---|
2230 | |
---|
2231 | (define-arm-vinsn adjust-stack-register (() |
---|
2232 | ((reg t) |
---|
2233 | (amount :s16const))) |
---|
2234 | (add reg reg (:$ amount))) |
---|
2235 | |
---|
2236 | (define-arm-vinsn adjust-vsp (() |
---|
2237 | ((amount :s16const))) |
---|
2238 | (add vsp vsp (:$ amount))) |
---|
2239 | |
---|
2240 | (define-arm-vinsn adjust-sp (() |
---|
2241 | ((amount :s16const))) |
---|
2242 | (add sp sp (:$ amount))) |
---|
2243 | |
---|
2244 | ;; Arithmetic on fixnums & unboxed numbers |
---|
2245 | |
---|
2246 | (define-arm-vinsn u32-lognot (((dest :u32)) |
---|
2247 | ((src :u32)) |
---|
2248 | ()) |
---|
2249 | (mvn dest src)) |
---|
2250 | |
---|
2251 | (define-arm-vinsn fixnum-lognot (((dest :imm)) |
---|
2252 | ((src :imm)) |
---|
2253 | ((temp :u32))) |
---|
2254 | (mvn temp src) |
---|
2255 | (bic dest temp (:$ arm::fixnummask))) |
---|
2256 | |
---|
2257 | |
---|
2258 | (define-arm-vinsn negate-fixnum-overflow-inline (((dest :lisp)) |
---|
2259 | ((src :imm)) |
---|
2260 | ((unboxed :s32) |
---|
2261 | (header :u32))) |
---|
2262 | (rsbs dest src (:$ 0)) |
---|
2263 | (bvc :done) |
---|
2264 | (mov unboxed (:asr dest (:$ arm::fixnumshift))) |
---|
2265 | (eor unboxed unboxed (:$ #xc0000000)) |
---|
2266 | (mov header (:$ arm::subtag-bignum)) |
---|
2267 | (orr header header (:$ (ash 1 arm::num-subtag-bits))) |
---|
2268 | (sub allocptr allocptr (:$ (- arm::dnode-size arm::fulltag-misc))) |
---|
2269 | (ldr dest (:@ rcontext (:$ arm::tcr.save-allocbase))) |
---|
2270 | (cmp allocptr dest) |
---|
2271 | (uuo-alloc-trap (:? lo)) |
---|
2272 | (str header (:@ allocptr (:$ arm::misc-header-offset))) |
---|
2273 | (mov dest allocptr) |
---|
2274 | (bic allocptr allocptr (:$ arm::fulltagmask)) |
---|
2275 | (str unboxed (:@ dest (:$ arm::misc-data-offset))) |
---|
2276 | :done) |
---|
2277 | |
---|
2278 | (define-arm-vinsn negate-fixnum-overflow-ool (() |
---|
2279 | ((src :imm)) |
---|
2280 | ) |
---|
2281 | (rsbs arm::arg_z src (:$ 0)) |
---|
2282 | (blvs .SPfix-overflow)) |
---|
2283 | |
---|
2284 | |
---|
2285 | |
---|
2286 | (define-arm-vinsn negate-fixnum-no-ovf (((dest :lisp)) |
---|
2287 | ((src :imm))) |
---|
2288 | |
---|
2289 | (rsb dest src (:$ 0))) |
---|
2290 | |
---|
2291 | |
---|
2292 | (define-arm-vinsn logior-immediate (((dest :imm)) |
---|
2293 | ((src :imm) |
---|
2294 | (imm :u32const))) |
---|
2295 | (orr dest src (:$ imm))) |
---|
2296 | |
---|
2297 | |
---|
2298 | |
---|
2299 | (define-arm-vinsn %logior2 (((dest :imm)) |
---|
2300 | ((x :imm) |
---|
2301 | (y :imm)) |
---|
2302 | ()) |
---|
2303 | (orr dest x y)) |
---|
2304 | |
---|
2305 | (define-arm-vinsn logand-immediate (((dest :imm)) |
---|
2306 | ((src :imm) |
---|
2307 | (imm :u32const))) |
---|
2308 | (and dest src (:$ imm))) |
---|
2309 | |
---|
2310 | |
---|
2311 | (define-arm-vinsn %logand2 (((dest :imm)) |
---|
2312 | ((x :imm) |
---|
2313 | (y :imm)) |
---|
2314 | ()) |
---|
2315 | (and dest x y)) |
---|
2316 | |
---|
2317 | (define-arm-vinsn logxor-immediate (((dest :imm)) |
---|
2318 | ((src :imm) |
---|
2319 | (imm :u32const))) |
---|
2320 | (eor dest src (:$ imm))) |
---|
2321 | |
---|
2322 | |
---|
2323 | |
---|
2324 | |
---|
2325 | (define-arm-vinsn %logxor2 (((dest :imm)) |
---|
2326 | ((x :imm) |
---|
2327 | (y :imm)) |
---|
2328 | ()) |
---|
2329 | (eor dest x y)) |
---|
2330 | |
---|
2331 | ;;; ARM register shifts shift by the low byte of RS. |
---|
2332 | (define-arm-vinsn %ilsl (((dest :imm)) |
---|
2333 | ((count :imm) |
---|
2334 | (src :imm)) |
---|
2335 | ((temp :u32))) |
---|
2336 | (mov temp (:asr count (:$ arm::fixnumshift))) |
---|
2337 | (mov dest (:lsl src temp))) |
---|
2338 | |
---|
2339 | ;;; Shift by a constant = -> shift by 32. Don't do that. |
---|
2340 | (define-arm-vinsn %ilsl-c (((dest :imm)) |
---|
2341 | ((count :u8const) |
---|
2342 | (src :imm))) |
---|
2343 | ((:pred = count 0) |
---|
2344 | (mov dest src)) |
---|
2345 | ((:not (:pred = count 0)) |
---|
2346 | (mov dest (:lsl src (:$ (:apply logand count 31)))))) |
---|
2347 | |
---|
2348 | |
---|
2349 | (define-arm-vinsn %ilsr-c (((dest :imm)) |
---|
2350 | ((count :u8const) |
---|
2351 | (src :imm)) |
---|
2352 | ((temp :s32))) |
---|
2353 | (mov temp (:lsr src (:$ count))) |
---|
2354 | (bic dest temp (:$ arm::fixnummask))) |
---|
2355 | |
---|
2356 | |
---|
2357 | (define-arm-vinsn %iasr (((dest :imm)) |
---|
2358 | ((count :imm) |
---|
2359 | (src :imm)) |
---|
2360 | ((temp :s32))) |
---|
2361 | (mov temp (:asr count (:$ arm::fixnumshift))) |
---|
2362 | (mov temp (:asr src temp)) |
---|
2363 | (bic dest temp (:$ arm::fixnummask))) |
---|
2364 | |
---|
2365 | (define-arm-vinsn %iasr-c (((dest :imm)) |
---|
2366 | ((count :u8const) |
---|
2367 | (src :imm)) |
---|
2368 | ((temp :s32))) |
---|
2369 | ((:pred = count 0) |
---|
2370 | (mov dest src)) |
---|
2371 | ((:not (:pred = count 0)) |
---|
2372 | (mov temp (:asr src (:$ count))) |
---|
2373 | (bic dest src (:$ arm::fixnummask)))) |
---|
2374 | |
---|
2375 | (define-arm-vinsn %ilsr (((dest :imm)) |
---|
2376 | ((count :imm) |
---|
2377 | (src :imm)) |
---|
2378 | ((temp :s32))) |
---|
2379 | (mov temp (:asr count (:$ arm::fixnumshift))) |
---|
2380 | (mov temp (:lsr src temp)) |
---|
2381 | (bic dest temp (:$ arm::fixnummask))) |
---|
2382 | |
---|
2383 | |
---|
2384 | (define-arm-vinsn %ilsr-c (((dest :imm)) |
---|
2385 | ((count :u8const) |
---|
2386 | (src :imm)) |
---|
2387 | ((temp :s32))) |
---|
2388 | ((:pred = count 0) |
---|
2389 | (mov dest src)) |
---|
2390 | ((:not (:pred = count 0)) |
---|
2391 | (mov temp (:lsr src (:$ count))) |
---|
2392 | (bic dest temp (:$ arm::fixnummask)))) |
---|
2393 | |
---|
2394 | (define-arm-vinsn natural-shift-left (((dest :u32)) |
---|
2395 | ((src :u32) |
---|
2396 | (count :u8const))) |
---|
2397 | ((:pred = count 0) |
---|
2398 | (mov dest src)) |
---|
2399 | ((:not (:pred = count 0)) |
---|
2400 | (mov dest (:lsl src (:$ count))))) |
---|
2401 | |
---|
2402 | (define-arm-vinsn natural-shift-right (((dest :u32)) |
---|
2403 | ((src :u32) |
---|
2404 | (count :u8const))) |
---|
2405 | ((:pred = count 0) |
---|
2406 | (mov dest src)) |
---|
2407 | ((:not (:pred = count 0)) |
---|
2408 | (mov dest (:lsr src (:$ count))))) |
---|
2409 | |
---|
2410 | |
---|
2411 | (define-arm-vinsn trap-unless-simple-array-2 (() |
---|
2412 | ((object :lisp) |
---|
2413 | (expected-flags :u32const) |
---|
2414 | (type-error :u8const)) |
---|
2415 | ((tag :u8) |
---|
2416 | (flags :u32))) |
---|
2417 | (and tag object (:$ arm::tagmask)) |
---|
2418 | (cmp tag (:$ arm::tag-misc)) |
---|
2419 | (ldrbeq tag (:@ object (:$ arm::misc-subtag-offset))) |
---|
2420 | (cmp tag (:$ arm::subtag-arrayH)) |
---|
2421 | (bne :bad-if-ne) |
---|
2422 | (ldr tag (:@ object (:$ arm::arrayH.rank))) |
---|
2423 | (cmp tag (:$ (ash 2 arm::fixnumshift))) |
---|
2424 | (bne :bad-if-ne) |
---|
2425 | (mov tag (:$ (:apply ash (:apply logand expected-flags #xff00) arm::fixnumshift))) |
---|
2426 | (orr tag tag (:$ (:apply ash (:apply logand expected-flags #x00ff) arm::fixnumshift))) |
---|
2427 | (ldr flags (:@ object (:$ arm::arrayH.flags))) |
---|
2428 | (cmp tag flags) |
---|
2429 | :bad-if-ne |
---|
2430 | (uuo-error-reg-not-xtype (:? ne) object (:$ type-error))) |
---|
2431 | |
---|
2432 | (define-arm-vinsn trap-unless-simple-array-3 (() |
---|
2433 | ((object :lisp) |
---|
2434 | (expected-flags :u16const) |
---|
2435 | (type-error :u8const)) |
---|
2436 | ((tag :u8) |
---|
2437 | (flags :u32))) |
---|
2438 | (and tag object (:$ arm::tagmask)) |
---|
2439 | (cmp tag (:$ arm::tag-misc)) |
---|
2440 | (ldrbeq tag (:@ object (:$ arm::misc-subtag-offset))) |
---|
2441 | (cmp tag (:$ arm::subtag-arrayH)) |
---|
2442 | (bne :bad-if-ne) |
---|
2443 | (ldr tag (:@ object (:$ arm::arrayH.rank))) |
---|
2444 | (cmp tag (:$ (ash 3 arm::fixnumshift))) |
---|
2445 | (bne :bad-if-ne) |
---|
2446 | (mov tag (:$ (:apply ash (:apply logand expected-flags #xff00) arm::fixnumshift))) |
---|
2447 | (orr tag tag (:$ (:apply ash (:apply logand expected-flags #x00ff) arm::fixnumshift))) |
---|
2448 | (ldr flags (:@ object (:$ arm::arrayH.flags))) |
---|
2449 | (cmp tag flags) |
---|
2450 | :bad-if-ne |
---|
2451 | (uuo-error-reg-not-xtype (:? ne) object (:$ type-error))) |
---|
2452 | |
---|
2453 | |
---|
2454 | |
---|
2455 | |
---|
2456 | (define-arm-vinsn sign-extend-halfword (((dest :imm)) |
---|
2457 | ((src :imm))) |
---|
2458 | (mov dest (:lsl src (:$ (- 16 arm::fixnumshift)))) |
---|
2459 | (mov dest (:asr dest (:$ (- 16 arm::fixnumshift))))) |
---|
2460 | |
---|
2461 | |
---|
2462 | |
---|
2463 | |
---|
2464 | (define-arm-vinsn fixnum-add (((dest t)) |
---|
2465 | ((x t) |
---|
2466 | (y t))) |
---|
2467 | (add dest x y)) |
---|
2468 | |
---|
2469 | |
---|
2470 | (define-arm-vinsn fixnum-add-overflow-ool (() |
---|
2471 | ((x :imm) |
---|
2472 | (y :imm)) |
---|
2473 | ()) |
---|
2474 | (adds arm::arg_z x y) |
---|
2475 | (blvs .SPfix-overflow)) |
---|
2476 | |
---|
2477 | (define-arm-vinsn fixnum-add-overflow-inline (((dest :lisp)) |
---|
2478 | ((x :imm) |
---|
2479 | (y :imm)) |
---|
2480 | ((unboxed :s32) |
---|
2481 | (header :u32))) |
---|
2482 | (adds dest x y) |
---|
2483 | (bvc :done) |
---|
2484 | (mov unboxed (:asr dest (:$ arm::fixnumshift))) |
---|
2485 | (mov header (:$ arm::subtag-bignum)) |
---|
2486 | (orr header header (:$ (ash 1 arm::num-subtag-bits))) |
---|
2487 | (eor unboxed unboxed (:$ #xc0000000)) |
---|
2488 | (sub allocptr allocptr (:$ (- arm::dnode-size arm::fulltag-misc))) |
---|
2489 | (ldr dest (:@ rcontext (:$ arm::tcr.save-allocbase))) |
---|
2490 | (cmp allocptr dest) |
---|
2491 | (uuo-alloc-trap (:? lo)) |
---|
2492 | (str header (:@ allocptr (:$ arm::misc-header-offset))) |
---|
2493 | (mov dest allocptr) |
---|
2494 | (bic allocptr allocptr (:$ arm::fulltagmask)) |
---|
2495 | (str unboxed (:@ dest (:$ arm::misc-data-offset))) |
---|
2496 | :done) |
---|
2497 | |
---|
2498 | (define-arm-vinsn fixnum-add-overflow-inline-skip (((dest :lisp)) |
---|
2499 | ((x :imm) |
---|
2500 | (y :imm) |
---|
2501 | (target :label)) |
---|
2502 | ((unboxed :s32) |
---|
2503 | (header :u32))) |
---|
2504 | (adds dest x y) |
---|
2505 | (bvc target) |
---|
2506 | (mov unboxed (:asr dest (:$ arm::fixnumshift))) |
---|
2507 | (mov header (:$ arm::subtag-bignum)) |
---|
2508 | (orr header header (:$ (ash 1 arm::num-subtag-bits))) |
---|
2509 | (eor unboxed unboxed (:$ #xc0000000)) |
---|
2510 | (sub allocptr allocptr (:$ (- arm::dnode-size arm::fulltag-misc))) |
---|
2511 | (ldr dest (:@ rcontext (:$ arm::tcr.save-allocptr))) |
---|
2512 | (cmp allocptr dest) |
---|
2513 | (uuo-alloc-trap (:? lo)) |
---|
2514 | (str header (:@ allocptr (:$ arm::misc-header-offset))) |
---|
2515 | (mov dest allocptr) |
---|
2516 | (bic allocptr allocptr (:$ arm::fulltagmask)) |
---|
2517 | (str unboxed (:@ dest (:$ arm::misc-data-offset))) |
---|
2518 | (b target)) |
---|
2519 | |
---|
2520 | |
---|
2521 | |
---|
2522 | |
---|
2523 | ;;; (setq dest (- x y)) |
---|
2524 | (define-arm-vinsn fixnum-sub (((dest t)) |
---|
2525 | ((x t) |
---|
2526 | (y t))) |
---|
2527 | (sub dest x y)) |
---|
2528 | |
---|
2529 | (define-arm-vinsn fixnum-sub-from-constant (((dest :imm)) |
---|
2530 | ((x :s16const) |
---|
2531 | (y :imm))) |
---|
2532 | (rsb dest y (:$ (:apply ash x arm::fixnumshift)))) |
---|
2533 | |
---|
2534 | |
---|
2535 | |
---|
2536 | |
---|
2537 | (define-arm-vinsn fixnum-sub-overflow-ool (() |
---|
2538 | ((x :imm) |
---|
2539 | (y :imm))) |
---|
2540 | (subs arm::arg_z x y) |
---|
2541 | (blvs .SPfix-overflow)) |
---|
2542 | |
---|
2543 | (define-arm-vinsn fixnum-sub-overflow-inline (((dest :lisp)) |
---|
2544 | ((x :imm) |
---|
2545 | (y :imm)) |
---|
2546 | ((cr0 (:crf 0)) |
---|
2547 | (unboxed :s32) |
---|
2548 | (header :u32))) |
---|
2549 | (subs dest x y) |
---|
2550 | (bvc :done) |
---|
2551 | (mov unboxed (:asr dest (:$ arm::fixnumshift))) |
---|
2552 | (mov header (:$ arm::subtag-bignum)) |
---|
2553 | (orr header header (:$ (ash 1 arm::num-subtag-bits))) |
---|
2554 | (eor unboxed unboxed (:$ #xc0000000)) |
---|
2555 | (sub allocptr allocptr (:$ (- arm::dnode-size arm::fulltag-misc))) |
---|
2556 | (ldr dest (:@ rcontext (:$ arm::tcr.save-allocbase))) |
---|
2557 | (cmp allocptr dest) |
---|
2558 | (uuo-alloc-trap (:? lo)) |
---|
2559 | (str header (:@ allocptr (:$ arm::misc-header-offset))) |
---|
2560 | (mov dest allocptr) |
---|
2561 | (bic allocptr allocptr (:$ arm::fulltagmask)) |
---|
2562 | (str unboxed (:@ dest (:$ arm::misc-data-offset))) |
---|
2563 | :done) |
---|
2564 | |
---|
2565 | (define-arm-vinsn fixnum-sub-overflow-inline-skip (((dest :lisp)) |
---|
2566 | ((x :imm) |
---|
2567 | (y :imm) |
---|
2568 | (target :label)) |
---|
2569 | ((unboxed :s32) |
---|
2570 | (header :u32))) |
---|
2571 | (subs dest x y) |
---|
2572 | (bvc target) |
---|
2573 | (mov unboxed (:asr dest (:$ arm::fixnumshift))) |
---|
2574 | (mov header (:$ arm::subtag-bignum)) |
---|
2575 | (orr header header (:$ (ash 1 arm::num-subtag-bits))) |
---|
2576 | (eor unboxed unboxed (:$ #xc0000000)) |
---|
2577 | (sub allocptr allocptr (:$ (- arm::dnode-size arm::fulltag-misc))) |
---|
2578 | (ldr dest (:@ rcontext (:$ arm::tcr.save-allocbase))) |
---|
2579 | (cmp allocptr dest) |
---|
2580 | (uuo-alloc-trap (:? lo)) |
---|
2581 | (str header (:@ allocptr (:$ arm::misc-header-offset))) |
---|
2582 | (mov dest allocptr) |
---|
2583 | (bic allocptr allocptr (:$ arm::fulltagmask)) |
---|
2584 | (str unboxed (:@ dest (:$ arm::misc-data-offset))) |
---|
2585 | (b target)) |
---|
2586 | |
---|
2587 | ;;; This is, of course, also "subtract-immediate." |
---|
2588 | (define-arm-vinsn add-immediate (((dest t)) |
---|
2589 | ((src t) |
---|
2590 | (imm :s32const))) |
---|
2591 | (add dest src (:$ imm))) |
---|
2592 | |
---|
2593 | (define-arm-vinsn multiply-fixnums (((dest :imm)) |
---|
2594 | ((a :imm) |
---|
2595 | (b :imm)) |
---|
2596 | ((unboxed :s32))) |
---|
2597 | (mov unboxed (:asr b (:$ arm::fixnumshift))) |
---|
2598 | (mul dest a unboxed)) |
---|
2599 | |
---|
2600 | |
---|
2601 | |
---|
2602 | ;;; Mask out the code field of a base character; the result |
---|
2603 | ;;; should be EXACTLY = to subtag-base-char |
---|
2604 | (define-arm-vinsn mask-base-char (((dest :u32)) |
---|
2605 | ((src :imm))) |
---|
2606 | (and dest src (:$ arm::subtag-mask))) |
---|
2607 | |
---|
2608 | ;;; Set dest (of type :s32!) to 0 iff VAL is an istruct of type TYPE |
---|
2609 | (define-arm-vinsn istruct-typep (((dest :s32)) |
---|
2610 | ((val :lisp) |
---|
2611 | (type :lisp)) |
---|
2612 | ((temp :lisp))) |
---|
2613 | (and dest val (:$ arm::tagmask)) |
---|
2614 | (cmp dest (:$ arm::tag-misc)) |
---|
2615 | (ldrbeq dest (:@ val (:$ arm::misc-subtag-offset))) |
---|
2616 | (cmp dest (:$ arm::subtag-istruct)) |
---|
2617 | (movne dest (:$ -1)) |
---|
2618 | (ldreq temp (:@ val (:$ arm::misc-data-offset))) |
---|
2619 | (subeq dest type temp)) |
---|
2620 | |
---|
2621 | |
---|
2622 | ;; Boundp, fboundp stuff. |
---|
2623 | (define-arm-vinsn (ref-symbol-value :call :subprim-call) |
---|
2624 | (((val :lisp)) |
---|
2625 | ((sym (:lisp (:ne val))))) |
---|
2626 | (bl .SPspecrefcheck)) |
---|
2627 | |
---|
2628 | (define-arm-vinsn ref-symbol-value-inline (((dest :lisp)) |
---|
2629 | ((src (:lisp (:ne dest)))) |
---|
2630 | ((table :imm) |
---|
2631 | (idx :imm))) |
---|
2632 | (ldr idx (:@ src (:$ arm::symbol.binding-index))) |
---|
2633 | (ldr table (:@ rcontext (:$ arm::tcr.tlb-limit))) |
---|
2634 | (cmp idx table) |
---|
2635 | (ldr table (:@ rcontext (:$ arm::tcr.tlb-pointer))) |
---|
2636 | (movhs idx (:$ 0)) |
---|
2637 | (ldr dest (:@ table idx)) |
---|
2638 | (cmp dest (:$ arm::subtag-no-thread-local-binding)) |
---|
2639 | (ldreq dest (:@ src (:$ arm::symbol.vcell))) |
---|
2640 | (cmp dest (:$ arm::unbound-marker)) |
---|
2641 | (uuo-error-unbound (:? eq) src)) |
---|
2642 | |
---|
2643 | (define-arm-vinsn (%ref-symbol-value :call :subprim-call) |
---|
2644 | (((val :lisp)) |
---|
2645 | ((sym (:lisp (:ne val))))) |
---|
2646 | (bl .SPspecref)) |
---|
2647 | |
---|
2648 | (define-arm-vinsn %ref-symbol-value-inline (((dest :lisp)) |
---|
2649 | ((src (:lisp (:ne dest)))) |
---|
2650 | ((table :imm) |
---|
2651 | (idx :imm))) |
---|
2652 | (ldr idx (:@ src (:$ arm::symbol.binding-index))) |
---|
2653 | (ldr table (:@ rcontext (:$ arm::tcr.tlb-limit))) |
---|
2654 | (cmp idx table) |
---|
2655 | (ldr table (:@ rcontext (:$ arm::tcr.tlb-pointer))) |
---|
2656 | (movhs idx (:$ 0)) |
---|
2657 | (ldr dest (:@ table idx)) |
---|
2658 | (cmp dest (:$ arm::subtag-no-thread-local-binding)) |
---|
2659 | (ldreq dest (:@ src (:$ arm::symbol.vcell)))) |
---|
2660 | |
---|
2661 | (define-arm-vinsn (setq-special :call :subprim-call) |
---|
2662 | (() |
---|
2663 | ((sym :lisp) |
---|
2664 | (val :lisp))) |
---|
2665 | (bl .SPspecset)) |
---|
2666 | |
---|
2667 | |
---|
2668 | (define-arm-vinsn symbol-function (((val :lisp)) |
---|
2669 | ((sym (:lisp (:ne val)))) |
---|
2670 | ((crf :crf) |
---|
2671 | (tag :u32))) |
---|
2672 | (ldr val (:@ sym (:$ arm::symbol.fcell))) |
---|
2673 | (and tag val (:$ arm::tagmask)) |
---|
2674 | (cmp tag (:$ arm::tag-misc)) |
---|
2675 | (ldrbeq tag (:@ val (:$ arm::misc-subtag-offset))) |
---|
2676 | (cmp tag (:$ arm::subtag-function)) |
---|
2677 | (uuo-error-udf (:? ne) sym)) |
---|
2678 | |
---|
2679 | (define-arm-vinsn (temp-push-unboxed-word :push :word :sp) |
---|
2680 | (() |
---|
2681 | ((w :u32)) |
---|
2682 | ((header :u32))) |
---|
2683 | (mov header (:$ arm::subtag-u32-vector)) |
---|
2684 | (orr header header (:$ (ash 1 arm::num-subtag-bits))) |
---|
2685 | (str header (:@! sp (:$ (- arm::dnode-size)))) |
---|
2686 | (str w (:@ sp (:$ 4)))) |
---|
2687 | |
---|
2688 | (define-arm-vinsn (temp-pop-unboxed-word :pop :word :sp) |
---|
2689 | (((w :u32)) |
---|
2690 | ()) |
---|
2691 | (ldr w (:@ sp (:$ 4))) |
---|
2692 | (add sp sp (:$ arm::dnode-size))) |
---|
2693 | |
---|
2694 | (define-arm-vinsn (temp-push-double-float :push :doubleword :sp) |
---|
2695 | (() |
---|
2696 | ((d :double-float)) |
---|
2697 | ((header :u32))) |
---|
2698 | (mov header (:$ arm::subtag-double-float)) |
---|
2699 | (orr header header (:$ (ash arm::double-float.element-count arm::num-subtag-bits))) |
---|
2700 | (str header (:@! sp (:$ (- (* 2 arm::dnode-size))))) |
---|
2701 | (fstd d (:@ sp (:$ 8)))) |
---|
2702 | |
---|
2703 | (define-arm-vinsn (temp-pop-double-float :pop :doubleword :sp) |
---|
2704 | (() |
---|
2705 | ((d :double-float))) |
---|
2706 | (fldd d (:@ sp (:$ 8))) |
---|
2707 | (add sp sp (:$ (* 2 arm::dnode-size)))) |
---|
2708 | |
---|
2709 | |
---|
2710 | (define-arm-vinsn (temp-push-single-float :push :word :tsp) |
---|
2711 | (() |
---|
2712 | ((s :single-float)) |
---|
2713 | ((header :u32))) |
---|
2714 | (mov header (:$ arm::subtag-single-float)) |
---|
2715 | (orr header header (:$ (ash arm::single-float.element-count arm::num-subtag-bits))) |
---|
2716 | (str header (:@! sp (:$ (- arm::dnode-size)))) |
---|
2717 | (fsts s (:@ sp (:$ 4)))) |
---|
2718 | |
---|
2719 | |
---|
2720 | (define-arm-vinsn (temp-pop-single-float :pop :word :sp) |
---|
2721 | (() |
---|
2722 | ((s :single-float))) |
---|
2723 | (flds s (:@ sp (:$ 4))) |
---|
2724 | (add sp sp (:$ arm::dnode-size))) |
---|
2725 | |
---|
2726 | |
---|
2727 | |
---|
2728 | (define-arm-vinsn %current-frame-ptr (((dest :imm)) |
---|
2729 | ()) |
---|
2730 | (mov dest arm::sp)) |
---|
2731 | |
---|
2732 | (define-arm-vinsn %current-tcr (((dest :imm)) |
---|
2733 | ()) |
---|
2734 | (mov dest rcontext)) |
---|
2735 | |
---|
2736 | (define-arm-vinsn (dpayback :call :subprim-call) (() |
---|
2737 | ((n :s16const)) |
---|
2738 | ((temp (:u32 #.arm::imm0)))) |
---|
2739 | ((:pred > n 1) |
---|
2740 | (mov temp (:$ n)) |
---|
2741 | (bl .SPunbind-n)) |
---|
2742 | ((:pred = n 1) |
---|
2743 | (bl .SPunbind))) |
---|
2744 | |
---|
2745 | (define-arm-vinsn zero-double-float-register (((dest :double-float)) |
---|
2746 | () |
---|
2747 | ((temp :imm))) |
---|
2748 | (mov temp (:$ 0)) |
---|
2749 | (fmsr dest temp)) |
---|
2750 | |
---|
2751 | (define-arm-vinsn zero-single-float-register (((dest :single-float)) |
---|
2752 | () |
---|
2753 | ((temp :imm))) |
---|
2754 | (mov temp (:$ 0)) |
---|
2755 | (fmdrr dest temp temp)) |
---|
2756 | |
---|
2757 | (define-arm-vinsn load-double-float-constant (((dest :double-float)) |
---|
2758 | ((high :u32) |
---|
2759 | (low :u32))) |
---|
2760 | (fmdrr dest low high)) |
---|
2761 | |
---|
2762 | (define-arm-vinsn load-single-float-constant (((dest :single-float)) |
---|
2763 | ((src t))) |
---|
2764 | (fmsr dest src)) |
---|
2765 | |
---|
2766 | (define-arm-vinsn load-indexed-node (((node :lisp)) |
---|
2767 | ((base :lisp) |
---|
2768 | (offset :s16const))) |
---|
2769 | (ldr node (:@ base (:$ offset)))) |
---|
2770 | |
---|
2771 | (define-arm-vinsn check-exact-nargs (() |
---|
2772 | ((n :u16const))) |
---|
2773 | (cmp nargs (:$ (:apply ash n 2))) |
---|
2774 | (uuo-error-wrong-nargs (:? ne))) |
---|
2775 | |
---|
2776 | (define-arm-vinsn check-min-nargs (() |
---|
2777 | ((min :u16const))) |
---|
2778 | (cmp nargs (:$ (:apply ash min 2))) |
---|
2779 | (uuo-error-wrong-nargs (:? lo))) |
---|
2780 | |
---|
2781 | |
---|
2782 | (define-arm-vinsn check-max-nargs (() |
---|
2783 | ((max :u16const))) |
---|
2784 | (cmp nargs (:$ (:apply ash max 2))) |
---|
2785 | (uuo-error-wrong-nargs (:? hi))) |
---|
2786 | |
---|
2787 | ;;; Save context and establish FN. The current VSP is the the |
---|
2788 | ;;; same as the caller's, e.g., no arguments were vpushed. |
---|
2789 | (define-arm-vinsn save-lisp-context-vsp (() |
---|
2790 | () |
---|
2791 | ((imm :u32))) |
---|
2792 | (mov imm (:$ arm::lisp-frame-marker)) |
---|
2793 | (stmdb (:! sp) (imm vsp fn lr)) |
---|
2794 | (mov fn nfn)) |
---|
2795 | |
---|
2796 | |
---|
2797 | |
---|
2798 | (define-arm-vinsn save-lisp-context-offset (() |
---|
2799 | ((nbytes-vpushed :u16const)) |
---|
2800 | ((imm (:u32 #.arm::imm1)))) |
---|
2801 | (add imm vsp (:$ nbytes-vpushed)) |
---|
2802 | (mov imm0 (:$ arm::lisp-frame-marker)) |
---|
2803 | (stmdb (:! sp) (imm0 imm fn lr)) |
---|
2804 | (mov fn nfn)) |
---|
2805 | |
---|
2806 | (define-arm-vinsn save-lisp-context-variable (() |
---|
2807 | () |
---|
2808 | ((imm (:u32 #.arm::imm1)))) |
---|
2809 | (subs imm nargs (:$ (ash $numarmargregs arm::word-shift))) |
---|
2810 | (movmi imm (:$ 0)) |
---|
2811 | (add imm imm vsp) |
---|
2812 | (mov imm0 (:$ arm::lisp-frame-marker)) |
---|
2813 | (stmdb (:! sp) (imm0 imm fn lr)) |
---|
2814 | (mov fn nfn)) |
---|
2815 | |
---|
2816 | |
---|
2817 | |
---|
2818 | |
---|
2819 | (define-arm-vinsn save-cleanup-context (() |
---|
2820 | ()) |
---|
2821 | (mov temp2 (:$ 0)) |
---|
2822 | (mov imm0 (:$ arm::lisp-frame-marker)) |
---|
2823 | (stmdb (:! sp) (imm0 vsp fn lr)) |
---|
2824 | (str temp2 (:@ sp (:$ arm::lisp-frame.savefn)))) |
---|
2825 | |
---|
2826 | |
---|
2827 | |
---|
2828 | ;; Vpush the argument registers. We got at least "min-fixed" args; |
---|
2829 | ;; that knowledge may help us generate better code. |
---|
2830 | (define-arm-vinsn (save-lexpr-argregs :call :subprim-call) |
---|
2831 | (() |
---|
2832 | ((min-fixed :u16const)) |
---|
2833 | ((entry-vsp (:u32 #.arm::imm1)) |
---|
2834 | (arg-temp (:u32 #.arm::imm0)) |
---|
2835 | (other-temp :imm))) |
---|
2836 | ((:pred >= min-fixed $numarmargregs) |
---|
2837 | (stm (:! vsp) (arg_z arg_y arg_x))) |
---|
2838 | ((:pred = min-fixed 2) ; at least 2 args |
---|
2839 | (cmp nargs (:$ (ash 2 arm::word-shift))) |
---|
2840 | (strne arg_x (:@! vsp (:$ -4))) |
---|
2841 | (stm (:! vsp) (arg_z arg_y))) |
---|
2842 | ((:pred = min-fixed 1) ; at least one arg |
---|
2843 | (cmp nargs (:$ (ash 2 arm::word-shift))) |
---|
2844 | (strlo arg_z (:@! vsp (:$ (- arm::node-size)))) |
---|
2845 | (stmeq (:! vsp) (arg_z arg_y)) |
---|
2846 | (stmhi (:! vsp) (arg_z arg_y arg_x))) |
---|
2847 | ((:pred = min-fixed 0) |
---|
2848 | (cmp nargs (:$ 0)) |
---|
2849 | (beq :done) |
---|
2850 | (cmp nargs (:$ (ash 2 arm::word-shift))) |
---|
2851 | (strlo arg_z (:@! vsp (:$ (- arm::node-size)))) |
---|
2852 | (stmeq (:! vsp) (arg_z arg_y)) |
---|
2853 | (stmhi (:! vsp) (arg_z arg_y arg_x)) |
---|
2854 | :done |
---|
2855 | ) |
---|
2856 | ((:pred = min-fixed 0) |
---|
2857 | (str nargs (:@! vsp (:$ -4)))) |
---|
2858 | ((:not (:pred = min-fixed 0)) |
---|
2859 | (sub arg-temp nargs (:$ (:apply ash min-fixed arm::word-shift))) |
---|
2860 | (str arg-temp (:@! vsp (:$ -4)))) |
---|
2861 | (add entry-vsp vsp nargs) |
---|
2862 | (mov other-temp (:$ (- arm::nil-value arm::fulltag-nil))) |
---|
2863 | (ldr other-temp (:@ other-temp (:$ (arm::%kernel-global 'arm::ret1valaddr)))) |
---|
2864 | (add entry-vsp entry-vsp (:$ 4)) |
---|
2865 | (cmp other-temp lr) |
---|
2866 | (mov arg-temp (:$ arm::lisp-frame-marker)) |
---|
2867 | (stmdb (:! vsp) (arg-temp entry-vsp fn lr)) |
---|
2868 | (mov fn (:$ 0)) |
---|
2869 | (moveq lr (:$ (- arm::nil-value arm::fulltag-nil))) |
---|
2870 | (ldreq lr (:@ lr (:$ (arm::%kernel-global 'arm::lexpr-return)))) |
---|
2871 | (stmdbeq (:! vsp) (arg-temp entry-vsp fn lr)) |
---|
2872 | (moveq lr other-temp) |
---|
2873 | (movne lr (:$ (- arm::nil-value arm::fulltag-nil))) |
---|
2874 | (ldrne lr (:@ lr (:$ (arm::%kernel-global 'arm::lexpr-return1v)))) |
---|
2875 | ) |
---|
2876 | |
---|
2877 | |
---|
2878 | |
---|
2879 | (define-arm-vinsn (jump-return-pc :jumpLR) |
---|
2880 | (() |
---|
2881 | ()) |
---|
2882 | (bx lr)) |
---|
2883 | |
---|
2884 | (define-arm-vinsn (restore-full-lisp-context :lispcontext :pop :csp :lrRestore) |
---|
2885 | (() |
---|
2886 | ()) |
---|
2887 | (ldmia (:! sp) (imm0 vsp fn lr))) |
---|
2888 | |
---|
2889 | |
---|
2890 | |
---|
2891 | |
---|
2892 | |
---|
2893 | (define-arm-vinsn (popj :lispcontext :pop :csp :lrRestore :jumpLR) |
---|
2894 | (() |
---|
2895 | ()) |
---|
2896 | (ldmia (:! sp) (imm0 vsp fn pc))) |
---|
2897 | |
---|
2898 | ;;; Exiting from an UNWIND-PROTECT cleanup is similar to |
---|
2899 | ;;; (and a little simpler than) returning from a function. |
---|
2900 | (define-arm-vinsn restore-cleanup-context (() |
---|
2901 | ()) |
---|
2902 | (ldr lr (:@ sp (:$ arm::lisp-frame.savelr))) |
---|
2903 | (add sp sp (:$ arm::lisp-frame.size))) |
---|
2904 | |
---|
2905 | |
---|
2906 | |
---|
2907 | (define-arm-vinsn default-1-arg (() |
---|
2908 | ((min :u16const))) |
---|
2909 | (cmp nargs (:$ (:apply ash min 2))) |
---|
2910 | (bne :done) |
---|
2911 | ((:pred >= min 3) |
---|
2912 | (str arg_x (:@! vsp (:$ (- arm::node-size))))) |
---|
2913 | ((:pred >= min 2) |
---|
2914 | (mov arg_x arg_y)) |
---|
2915 | ((:pred >= min 1) |
---|
2916 | (mov arg_y arg_z)) |
---|
2917 | (mov arm::arg_z (:$ arm::nil-value)) |
---|
2918 | :done) |
---|
2919 | |
---|
2920 | (define-arm-vinsn default-2-args (() |
---|
2921 | ((min :u16const))) |
---|
2922 | (cmp nargs (:$ (:apply ash (:apply 1+ min) 2))) |
---|
2923 | (bgt :done) |
---|
2924 | (beq :one) |
---|
2925 | ;; We got "min" args; arg_y & arg_z default to nil |
---|
2926 | ((:pred >= min 3) |
---|
2927 | (str arg_x (:@! vsp (:$ (- arm::node-size))))) |
---|
2928 | ((:pred >= min 2) |
---|
2929 | (str arg_y (:@! vsp (:$ (- arm::node-size))))) |
---|
2930 | ((:pred >= min 1) |
---|
2931 | (mov arg_x (:$ arm::nil-value))) |
---|
2932 | (mov arg_y (:$ arm::nil-value)) |
---|
2933 | (b :last) |
---|
2934 | :one |
---|
2935 | ;; We got min+1 args: arg_y was supplied, arg_z defaults to nil. |
---|
2936 | ((:pred >= min 2) |
---|
2937 | (str arg_x (:@! vsp (:$ (- arm::node-size))))) |
---|
2938 | ((:pred >= min 1) |
---|
2939 | (mov arg_x arg_y)) |
---|
2940 | (mov arm::arg_y arm::arg_z) |
---|
2941 | :last |
---|
2942 | (mov arg_z (:$ arm::nil-value)) |
---|
2943 | :done) |
---|
2944 | |
---|
2945 | (define-arm-vinsn default-3-args (() |
---|
2946 | ((min :u16const))) |
---|
2947 | (cmp nargs (:$ (:apply ash min 2))) |
---|
2948 | (beq :none) |
---|
2949 | (cmp nargs (:$ (:apply ash (:apply + 2 min) 2))) |
---|
2950 | |
---|
2951 | (bgt :done) |
---|
2952 | (beq :two) |
---|
2953 | ;; The first (of three) &optional args was supplied. |
---|
2954 | ((:pred >= min 2) |
---|
2955 | (str arg_x (:@! vsp (:$ (- arm::node-size))))) |
---|
2956 | ((:pred >= min 1) |
---|
2957 | (str arg_y (:@! vsp (:$ (- arm::node-size))))) |
---|
2958 | (mov arg_x arg_z) |
---|
2959 | (b :last-2) |
---|
2960 | :two |
---|
2961 | ;; The first two (of three) &optional args were supplied. |
---|
2962 | ((:pred >= min 1) |
---|
2963 | (str arg_x (:@! vsp (:$ (- arm::node-size))))) |
---|
2964 | (mov arg_x arg_y) |
---|
2965 | (mov arg_y arg_z) |
---|
2966 | (b :last-1) |
---|
2967 | ;; None of the three &optional args was provided. |
---|
2968 | :none |
---|
2969 | ((:pred >= min 3) |
---|
2970 | (str arg_x (:@! vsp (:$ (- arm::node-size))))) |
---|
2971 | ((:pred >= min 2) |
---|
2972 | (str arg_y (:@! vsp (:$ (- arm::node-size))))) |
---|
2973 | ((:pred >= min 1) |
---|
2974 | (str arg_z (:@! vsp (:$ (- arm::node-size))))) |
---|
2975 | (mov arg_x (:$ arm::nil-value)) |
---|
2976 | :last-2 |
---|
2977 | (mov arg_y (:$ arm::nil-value)) |
---|
2978 | :last-1 |
---|
2979 | (mov arg_z (:$ arm::nil-value)) |
---|
2980 | :done) |
---|
2981 | |
---|
2982 | |
---|
2983 | |
---|
2984 | ;;; "n" is the sum of the number of required args + |
---|
2985 | ;;; the number of &optionals. |
---|
2986 | (define-arm-vinsn (default-optionals :call :subprim-call) (() |
---|
2987 | ((n :u16const))) |
---|
2988 | (mov imm0 (:$ (:apply ash n 2))) |
---|
2989 | (bl .SPdefault-optional-args)) |
---|
2990 | |
---|
2991 | ;;; fname contains a known symbol |
---|
2992 | (define-arm-vinsn (call-known-symbol :call) (((result (:lisp arm::arg_z))) |
---|
2993 | ()) |
---|
2994 | (ldr nfn (:@ fname (:$ arm::symbol.fcell))) |
---|
2995 | (ldr lr (:@ nfn (:$ arm::function.entrypoint))) |
---|
2996 | (blx lr)) |
---|
2997 | |
---|
2998 | (define-arm-vinsn (jump-known-symbol :jumplr) (() |
---|
2999 | ()) |
---|
3000 | (ldr nfn (:@ fname (:$ arm::symbol.fcell))) |
---|
3001 | (ldr pc (:@ nfn (:$ arm::function.entrypoint)))) |
---|
3002 | |
---|
3003 | (define-arm-vinsn (call-known-function :call) (() |
---|
3004 | ()) |
---|
3005 | (ldr lr (:@ nfn (:$ arm::function.entrypoint))) |
---|
3006 | (blx lr)) |
---|
3007 | |
---|
3008 | (define-arm-vinsn (jump-known-function :jumplr) (() |
---|
3009 | ()) |
---|
3010 | (ldr pc (:@ nfn (:$ arm::function.entrypoint)))) |
---|
3011 | |
---|
3012 | (define-arm-vinsn %schar8 (((char :imm)) |
---|
3013 | ((str :lisp) |
---|
3014 | (idx :imm)) |
---|
3015 | ((imm :u32))) |
---|
3016 | (mov imm (:lsr idx (:$ arm::fixnumshift))) |
---|
3017 | (add imm imm (:$ arm::misc-data-offset)) |
---|
3018 | (ldrb imm (:@ str imm)) |
---|
3019 | (mov imm (:lsl imm (:$ arm::charcode-shift))) |
---|
3020 | (orr char imm (:$ arm::subtag-character))) |
---|
3021 | |
---|
3022 | (define-arm-vinsn %schar32 (((char :imm)) |
---|
3023 | ((str :lisp) |
---|
3024 | (idx :imm)) |
---|
3025 | ((imm :u32))) |
---|
3026 | (add imm idx (:$ arm::misc-data-offset)) |
---|
3027 | (ldr imm (:@ str imm)) |
---|
3028 | (mov imm (:lsl imm (:$ arm::charcode-shift))) |
---|
3029 | (orr char imm (:$ arm::subtag-character))) |
---|
3030 | |
---|
3031 | |
---|
3032 | (define-arm-vinsn %set-schar8 (() |
---|
3033 | ((str :lisp) |
---|
3034 | (idx :imm) |
---|
3035 | (char :imm)) |
---|
3036 | ((imm :u32) |
---|
3037 | (imm1 :u32))) |
---|
3038 | (mov imm (:lsr idx (:$ arm::fixnumshift))) |
---|
3039 | (add imm imm (:$ arm::misc-data-offset)) |
---|
3040 | (mov imm1 (:lsr char (:$ arm::charcode-shift))) |
---|
3041 | (strb imm1 (:@ str imm))) |
---|
3042 | |
---|
3043 | (define-arm-vinsn %set-schar32 (() |
---|
3044 | ((str :lisp) |
---|
3045 | (idx :imm) |
---|
3046 | (char :imm)) |
---|
3047 | ((imm :u32) |
---|
3048 | (imm1 :u32))) |
---|
3049 | (add imm idx (:$ arm::misc-data-offset)) |
---|
3050 | (mov imm1 (:lsr char (:$ arm::charcode-shift))) |
---|
3051 | (str imm1 (:@ str imm))) |
---|
3052 | |
---|
3053 | (define-arm-vinsn %set-scharcode8 (() |
---|
3054 | ((str :lisp) |
---|
3055 | (idx :imm) |
---|
3056 | (code :imm)) |
---|
3057 | ((imm :u32) |
---|
3058 | (imm1 :u32))) |
---|
3059 | (mov imm (:lsr idx (:$ arm::fixnumshift))) |
---|
3060 | (add imm imm (:$ arm::misc-data-offset)) |
---|
3061 | (mov imm1 (:lsr code (:$ arm::fixnumshift))) |
---|
3062 | (strb imm1 (:@ str imm))) |
---|
3063 | |
---|
3064 | |
---|
3065 | (define-arm-vinsn %set-scharcode32 (() |
---|
3066 | ((str :lisp) |
---|
3067 | (idx :imm) |
---|
3068 | (code :imm)) |
---|
3069 | ((imm :u32) |
---|
3070 | (imm1 :u32))) |
---|
3071 | (add imm idx (:$ arm::misc-data-offset)) |
---|
3072 | (mov imm1 (:lsr code (:$ arm::fixnumshift))) |
---|
3073 | (str imm1 (:@ str imm))) |
---|
3074 | |
---|
3075 | (define-arm-vinsn %scharcode8 (((code :imm)) |
---|
3076 | ((str :lisp) |
---|
3077 | (idx :imm)) |
---|
3078 | ((imm :u32))) |
---|
3079 | (mov imm (:lsr idx (:$ arm::fixnumshift))) |
---|
3080 | (add imm imm (:$ arm::misc-data-offset)) |
---|
3081 | (ldrb imm (:@ str imm)) |
---|
3082 | (mov code (:lsl imm (:$ arm::fixnumshift)))) |
---|
3083 | |
---|
3084 | (define-arm-vinsn %scharcode32 (((code :imm)) |
---|
3085 | ((str :lisp) |
---|
3086 | (idx :imm)) |
---|
3087 | ((imm :u32))) |
---|
3088 | (add imm idx (:$ arm::misc-data-offset)) |
---|
3089 | (ldr imm (:@ str imm)) |
---|
3090 | (mov code (:lsl imm (:$ arm::fixnumshift)))) |
---|
3091 | |
---|
3092 | ;;; Clobbers LR |
---|
3093 | (define-arm-vinsn %debug-trap (() |
---|
3094 | ()) |
---|
3095 | (uuo-debug-trap)) |
---|
3096 | |
---|
3097 | |
---|
3098 | (define-arm-vinsn eep.address (((dest t)) |
---|
3099 | ((src (:lisp (:ne dest ))))) |
---|
3100 | (ldr dest (:@ src (:$ (+ (ash 1 2) arm::misc-data-offset)))) |
---|
3101 | (cmp dest (:$ arm::nil-value)) |
---|
3102 | (uuo-eep-unresolved (:? eq) src dest)) |
---|
3103 | |
---|
3104 | (define-arm-vinsn %natural+ (((dest :u32)) |
---|
3105 | ((x :u32) (y :u32))) |
---|
3106 | (add dest x y)) |
---|
3107 | |
---|
3108 | (define-arm-vinsn %natural+-c (((dest :u32)) |
---|
3109 | ((x :u32) (y :u16const))) |
---|
3110 | (add dest x (:$ y))) |
---|
3111 | |
---|
3112 | (define-arm-vinsn %natural- (((dest :u32)) |
---|
3113 | ((x :u32) (y :u32))) |
---|
3114 | (sub dest x y)) |
---|
3115 | |
---|
3116 | (define-arm-vinsn %natural--c (((dest :u32)) |
---|
3117 | ((x :u32) (y :u16const))) |
---|
3118 | (sub dest x (:$ y))) |
---|
3119 | |
---|
3120 | (define-arm-vinsn %natural-logior (((dest :u32)) |
---|
3121 | ((x :u32) (y :u32))) |
---|
3122 | (orr dest x y)) |
---|
3123 | |
---|
3124 | (define-arm-vinsn %natural-logior-c (((dest :u32)) |
---|
3125 | ((x :u32) (c :u32const))) |
---|
3126 | (orr dest x (:$ c))) |
---|
3127 | |
---|
3128 | (define-arm-vinsn %natural-logxor (((dest :u32)) |
---|
3129 | ((x :u32) (y :u32))) |
---|
3130 | (eor dest x y)) |
---|
3131 | |
---|
3132 | (define-arm-vinsn %natural-logxor-c (((dest :u32)) |
---|
3133 | ((x :u32) (c :u32const))) |
---|
3134 | (eor dest x (:$ c))) |
---|
3135 | |
---|
3136 | (define-arm-vinsn %natural-logand (((dest :u32)) |
---|
3137 | ((x :u32) (y :u32))) |
---|
3138 | (and dest x y)) |
---|
3139 | |
---|
3140 | (define-arm-vinsn %natural-logand-c (((dest :u32)) |
---|
3141 | ((x :u32) (c :u16const)) |
---|
3142 | ) |
---|
3143 | (and dest x (:$ c))) |
---|
3144 | |
---|
3145 | (define-arm-vinsn %ilogbitp-constant-bit (((dest :crf)) |
---|
3146 | ((fixnum :imm) |
---|
3147 | (bitnum :u8const))) |
---|
3148 | (tst fixnum (:$ (:apply ash 1 (:apply + bitnum arm::fixnumshift))))) |
---|
3149 | |
---|
3150 | (define-arm-vinsn %ilogbitp-variable-bit (((dest :crf)) |
---|
3151 | ((fixnum :imm) |
---|
3152 | (bitnum :u8)) |
---|
3153 | ((mask :imm) |
---|
3154 | (unboxed :u8))) |
---|
3155 | (mov unboxed (:asr bitnum (:$ arm::fixnumshift))) |
---|
3156 | (mov mask (:$ arm::fixnumone)) |
---|
3157 | (tst fixnum (:lsl mask unboxed))) |
---|
3158 | |
---|
3159 | |
---|
3160 | |
---|
3161 | |
---|
3162 | |
---|
3163 | (define-arm-vinsn disable-interrupts (((dest :lisp)) |
---|
3164 | () |
---|
3165 | ((temp :imm) |
---|
3166 | (temp2 :imm))) |
---|
3167 | (ldr temp2 (:@ rcontext (:$ arm::tcr.tlb-pointer))) |
---|
3168 | (mov temp (:$ -4)) |
---|
3169 | (ldr dest (:@ temp2 (:$ arm::interrupt-level-binding-index))) |
---|
3170 | (str temp (:@ temp2 (:$ arm::interrupt-level-binding-index)))) |
---|
3171 | |
---|
3172 | (define-arm-vinsn load-character-constant (((dest :lisp)) |
---|
3173 | ((code :u32const))) |
---|
3174 | (mov dest (:$ arm::subtag-character)) |
---|
3175 | ((:pred logtest #xff code) |
---|
3176 | (orr dest dest (:$ (:apply ash (:apply logand code #xff) 8)))) |
---|
3177 | ((:pred logtest #xff00 code) |
---|
3178 | (orr dest dest (:$ (:apply ash (:apply ldb (byte 8 8) code) 16)))) |
---|
3179 | ((:pred logtest #xff000 code) |
---|
3180 | (orr dest dest (:$ (:apply ash (:apply ldb (byte 8 16) code) 24))))) |
---|
3181 | |
---|
3182 | |
---|
3183 | (define-arm-vinsn %symbol->symptr (((dest :lisp)) |
---|
3184 | ((src :lisp)) |
---|
3185 | ((tag :u8))) |
---|
3186 | (cmp src (:$ arm::nil-value)) |
---|
3187 | (and tag src (:$ arm::tagmask)) |
---|
3188 | (beq :nilsym) |
---|
3189 | (cmp tag (:$ arm::tag-misc)) |
---|
3190 | (ldrbeq tag (:@ src (:$ arm::misc-subtag-offset))) |
---|
3191 | (cmp tag (:$ arm::subtag-symbol)) |
---|
3192 | (uuo-error-reg-not-xtype (:? ne) src (:$ arm::subtag-symbol)) |
---|
3193 | ((:not (:pred = |
---|
3194 | (:apply %hard-regspec-value dest) |
---|
3195 | (:apply %hard-regspec-value src))) |
---|
3196 | (mov dest src)) |
---|
3197 | (b :done) |
---|
3198 | :nilsym |
---|
3199 | (add dest src (:$ arm::nilsym-offset)) |
---|
3200 | :done) |
---|
3201 | |
---|
3202 | ;;; Subprim calls. Done this way for the benefit of VINSN-OPTIMIZE. |
---|
3203 | (defmacro define-arm-subprim-call-vinsn ((name &rest other-attrs) spno) |
---|
3204 | `(define-arm-vinsn (,name :call :subprim-call ,@other-attrs) (() ()) |
---|
3205 | (bl ,spno))) |
---|
3206 | |
---|
3207 | (defmacro define-arm-subprim-jump-vinsn ((name &rest other-attrs) spno) |
---|
3208 | `(define-arm-vinsn (,name :jumpLR ,@other-attrs) (() ()) |
---|
3209 | (ba ,spno))) |
---|
3210 | |
---|
3211 | |
---|
3212 | (define-arm-subprim-call-vinsn (save-values) .SPsave-values) |
---|
3213 | |
---|
3214 | (define-arm-subprim-call-vinsn (recover-values) .SPrecover-values) |
---|
3215 | |
---|
3216 | (define-arm-subprim-call-vinsn (add-values) .SPadd-values) |
---|
3217 | |
---|
3218 | |
---|
3219 | (define-arm-subprim-call-vinsn (pass-multiple-values) .SPmvpass) |
---|
3220 | |
---|
3221 | (define-arm-subprim-call-vinsn (pass-multiple-values-symbol) .SPmvpasssym) |
---|
3222 | |
---|
3223 | (define-arm-subprim-jump-vinsn (tail-call-sym-gen) .SPtcallsymgen) |
---|
3224 | |
---|
3225 | (define-arm-subprim-jump-vinsn (tail-call-fn-gen) .SPtcallnfngen) |
---|
3226 | |
---|
3227 | (define-arm-subprim-jump-vinsn (tail-call-sym-slide) .SPtcallsymslide) |
---|
3228 | |
---|
3229 | (define-arm-subprim-jump-vinsn (tail-call-fn-slide) .SPtcallnfnslide) |
---|
3230 | |
---|
3231 | |
---|
3232 | (define-arm-subprim-call-vinsn (funcall) .SPfuncall) |
---|
3233 | |
---|
3234 | (define-arm-subprim-jump-vinsn (tail-funcall-gen) .SPtfuncallgen) |
---|
3235 | |
---|
3236 | (define-arm-subprim-jump-vinsn (tail-funcall-slide) .SPtfuncallslide) |
---|
3237 | |
---|
3238 | (define-arm-subprim-jump-vinsn (tail-funcall-vsp) .SPtfuncallvsp) |
---|
3239 | |
---|
3240 | (define-arm-subprim-call-vinsn (spread-lexpr) .SPspread-lexprz) |
---|
3241 | |
---|
3242 | (define-arm-subprim-call-vinsn (spread-list) .SPspreadargz) |
---|
3243 | |
---|
3244 | |
---|
3245 | (define-arm-subprim-call-vinsn (getu32) .SPgetu32) |
---|
3246 | |
---|
3247 | (define-arm-subprim-call-vinsn (gets32) .SPgets32) |
---|
3248 | |
---|
3249 | |
---|
3250 | (define-arm-subprim-call-vinsn (stack-cons-list) .SPstkconslist) |
---|
3251 | |
---|
3252 | (define-arm-subprim-call-vinsn (list) .SPconslist) |
---|
3253 | |
---|
3254 | (define-arm-subprim-call-vinsn (stack-cons-list*) .SPstkconslist-star) |
---|
3255 | |
---|
3256 | (define-arm-subprim-call-vinsn (list*) .SPconslist-star) |
---|
3257 | |
---|
3258 | (define-arm-subprim-call-vinsn (make-stack-block) .SPmakestackblock) |
---|
3259 | |
---|
3260 | (define-arm-subprim-call-vinsn (make-stack-block0) .Spmakestackblock0) |
---|
3261 | |
---|
3262 | (define-arm-subprim-call-vinsn (make-stack-list) .Spmakestacklist) |
---|
3263 | |
---|
3264 | (define-arm-subprim-call-vinsn (make-stack-vector) .SPmkstackv) |
---|
3265 | |
---|
3266 | (define-arm-subprim-call-vinsn (make-stack-gvector) .SPstkgvector) |
---|
3267 | |
---|
3268 | (define-arm-subprim-call-vinsn (stack-misc-alloc) .SPstack-misc-alloc) |
---|
3269 | |
---|
3270 | (define-arm-subprim-call-vinsn (stack-misc-alloc-init) .SPstack-misc-alloc-init) |
---|
3271 | |
---|
3272 | (define-arm-subprim-call-vinsn (bind-nil) .SPbind-nil) |
---|
3273 | |
---|
3274 | (define-arm-subprim-call-vinsn (bind-self) .SPbind-self) |
---|
3275 | |
---|
3276 | (define-arm-subprim-call-vinsn (bind-self-boundp-check) .SPbind-self-boundp-check) |
---|
3277 | |
---|
3278 | (define-arm-subprim-call-vinsn (bind) .SPbind) |
---|
3279 | |
---|
3280 | (define-arm-subprim-jump-vinsn (nvalret :jumpLR) .SPnvalret) |
---|
3281 | |
---|
3282 | (define-arm-subprim-call-vinsn (nthrowvalues) .SPnthrowvalues) |
---|
3283 | |
---|
3284 | (define-arm-subprim-call-vinsn (nthrow1value) .SPnthrow1value) |
---|
3285 | |
---|
3286 | (define-arm-subprim-call-vinsn (slide-values) .SPmvslide) |
---|
3287 | |
---|
3288 | |
---|
3289 | (define-arm-subprim-call-vinsn (debind) .SPdebind) |
---|
3290 | |
---|
3291 | |
---|
3292 | (define-arm-subprim-call-vinsn (keyword-bind) .SPkeyword-bind) |
---|
3293 | |
---|
3294 | (define-arm-subprim-call-vinsn (stack-rest-arg) .SPstack-rest-arg) |
---|
3295 | |
---|
3296 | (define-arm-subprim-call-vinsn (req-stack-rest-arg) .SPreq-stack-rest-arg) |
---|
3297 | |
---|
3298 | (define-arm-subprim-call-vinsn (stack-cons-rest-arg) .SPstack-cons-rest-arg) |
---|
3299 | |
---|
3300 | (define-arm-subprim-call-vinsn (heap-rest-arg) .SPheap-rest-arg) |
---|
3301 | |
---|
3302 | (define-arm-subprim-call-vinsn (req-heap-rest-arg) .SPreq-heap-rest-arg) |
---|
3303 | |
---|
3304 | (define-arm-subprim-call-vinsn (heap-cons-rest-arg) .SPheap-cons-rest-arg) |
---|
3305 | |
---|
3306 | (define-arm-subprim-call-vinsn (opt-supplied-p) .SPopt-supplied-p) |
---|
3307 | |
---|
3308 | (define-arm-subprim-call-vinsn (gvector) .SPgvector) |
---|
3309 | |
---|
3310 | (define-arm-subprim-call-vinsn (discard-temp-frame) .SPdiscard_stack_object) |
---|
3311 | |
---|
3312 | (define-arm-vinsn (nth-value :call :subprim-call) (((result :lisp)) |
---|
3313 | ()) |
---|
3314 | (bl .SPnthvalue)) |
---|
3315 | |
---|
3316 | (define-arm-subprim-call-vinsn (fitvals) .SPfitvals) |
---|
3317 | |
---|
3318 | (define-arm-subprim-call-vinsn (misc-alloc) .SPmisc-alloc) |
---|
3319 | |
---|
3320 | (define-arm-subprim-call-vinsn (misc-alloc-init) .SPmisc-alloc-init) |
---|
3321 | |
---|
3322 | (define-arm-subprim-call-vinsn (integer-sign) .SPinteger-sign) |
---|
3323 | |
---|
3324 | ;;; Even though it's implemented by calling a subprim, THROW is really |
---|
3325 | ;;; a JUMP (to a possibly unknown destination). If the destination's |
---|
3326 | ;;; really known, it should probably be inlined (stack-cleanup, value |
---|
3327 | ;;; transfer & jump ...) |
---|
3328 | (define-arm-vinsn (throw :jump-unknown) (() |
---|
3329 | ()) |
---|
3330 | (bl .SPthrow)) |
---|
3331 | |
---|
3332 | (define-arm-subprim-call-vinsn (mkcatchmv) .SPmkcatchmv) |
---|
3333 | |
---|
3334 | (define-arm-subprim-call-vinsn (mkcatch1v) .SPmkcatch1v) |
---|
3335 | |
---|
3336 | (define-arm-subprim-call-vinsn (setqsym) .SPsetqsym) |
---|
3337 | |
---|
3338 | (define-arm-subprim-call-vinsn (ksignalerr) .SPksignalerr) |
---|
3339 | |
---|
3340 | (define-arm-subprim-call-vinsn (subtag-misc-ref) .SPsubtag-misc-ref) |
---|
3341 | |
---|
3342 | (define-arm-subprim-call-vinsn (subtag-misc-set) .SPsubtag-misc-set) |
---|
3343 | |
---|
3344 | (define-arm-subprim-call-vinsn (mkunwind) .SPmkunwind) |
---|
3345 | (define-arm-subprim-call-vinsn (nmkunwind) .SPmkunwind) |
---|
3346 | |
---|
3347 | |
---|
3348 | (define-arm-subprim-call-vinsn (progvsave) .SPprogvsave) |
---|
3349 | |
---|
3350 | (define-arm-subprim-jump-vinsn (progvrestore) .SPprogvrestore) |
---|
3351 | |
---|
3352 | |
---|
3353 | (define-arm-subprim-call-vinsn (misc-ref) .SPmisc-ref) |
---|
3354 | |
---|
3355 | (define-arm-subprim-call-vinsn (misc-set) .SPmisc-set) |
---|
3356 | |
---|
3357 | (define-arm-subprim-call-vinsn (gets64) .SPgets64) |
---|
3358 | |
---|
3359 | (define-arm-subprim-call-vinsn (getu64) .SPgetu64) |
---|
3360 | |
---|
3361 | (define-arm-subprim-call-vinsn (makeu64) .SPmakeu64) |
---|
3362 | |
---|
3363 | (define-arm-subprim-call-vinsn (makes64) .SPmakes64) |
---|
3364 | |
---|
3365 | |
---|
3366 | |
---|
3367 | |
---|
3368 | |
---|
3369 | |
---|
3370 | |
---|
3371 | (define-arm-subprim-call-vinsn (bind-interrupt-level-0) .SPbind-interrupt-level-0) |
---|
3372 | |
---|
3373 | #+notyet |
---|
3374 | (define-arm-vinsn bind-interrupt-level-0-inline (() |
---|
3375 | () |
---|
3376 | ((tlb :imm) |
---|
3377 | (value :imm) |
---|
3378 | (link :imm) |
---|
3379 | (temp :imm))) |
---|
3380 | (ldr tlb (:@ rcontext (:$ arm::tcr.tlb-pointer))) |
---|
3381 | (ldr value (:@ tlb (:$ arm::interrupt-level-binding-index))) |
---|
3382 | (ldr link (:@ rcontext (:$ arm::tcr.db-link))) |
---|
3383 | (cmpwi value 0) |
---|
3384 | (li temp arm::interrupt-level-binding-index) |
---|
3385 | (stwu value -4 vsp) |
---|
3386 | (stwu temp -4 vsp) |
---|
3387 | (stwu link -4 vsp) |
---|
3388 | (str arm::rzero (:@ tlb (:$ arm::interrupt-level-binding-index))) |
---|
3389 | (str vsp (:@ rcontext (:$ arm::tcr.db-link))) |
---|
3390 | (beq+ :done) |
---|
3391 | (mr nargs value) |
---|
3392 | (bgt :do-trap) |
---|
3393 | (ldr nargs (:@ rcontext (:$ arm::tcr.interrupt-pending))) |
---|
3394 | :do-trap |
---|
3395 | (twgti nargs 0) |
---|
3396 | :done) |
---|
3397 | |
---|
3398 | |
---|
3399 | |
---|
3400 | (define-arm-subprim-call-vinsn (bind-interrupt-level-m1) .SPbind-interrupt-level-m1) |
---|
3401 | |
---|
3402 | (define-arm-vinsn bind-interrupt-level-m1-inline (() |
---|
3403 | () |
---|
3404 | ((tlb :imm) |
---|
3405 | (oldvalue :imm) |
---|
3406 | (link :imm) |
---|
3407 | (newvalue :imm) |
---|
3408 | (idx :imm))) |
---|
3409 | (mov newvalue (:$ (ash -1 arm::fixnumshift))) |
---|
3410 | (mov idx (:$ arm::interrupt-level-binding-index)) |
---|
3411 | (ldr tlb (:@ rcontext (:$ arm::tcr.tlb-pointer))) |
---|
3412 | (ldr oldvalue (:@ tlb (:$ arm::interrupt-level-binding-index))) |
---|
3413 | (ldr link (:@ rcontext (:$ arm::tcr.db-link))) |
---|
3414 | (str oldvalue (:@! vsp (:$ (- arm::node-size)))) |
---|
3415 | (str idx (:@! vsp (:$ (- arm::node-size)))) |
---|
3416 | (str link (:@! vsp (:$ (- arm::node-size)))) |
---|
3417 | (str newvalue (:@ tlb (:$ arm::interrupt-level-binding-index))) |
---|
3418 | (str vsp (:@ rcontext (:$ arm::tcr.db-link)))) |
---|
3419 | |
---|
3420 | (define-arm-subprim-call-vinsn (bind-interrupt-level) .SPbind-interrupt-level) |
---|
3421 | |
---|
3422 | (define-arm-subprim-call-vinsn (unbind-interrupt-level) .SPunbind-interrupt-level) |
---|
3423 | |
---|
3424 | (define-arm-subprim-call-vinsn (eabi-ff-call) .SPeabi-ff-call) |
---|
3425 | |
---|
3426 | (define-arm-vinsn unbind-interrupt-level-inline (() |
---|
3427 | () |
---|
3428 | ((tlb :imm) |
---|
3429 | (link :imm) |
---|
3430 | (saved-value :imm) |
---|
3431 | (restored-value :imm))) |
---|
3432 | (ldr tlb (:@ rcontext (:$ arm::tcr.tlb-pointer))) |
---|
3433 | (ldr saved-value (:@ tlb (:$ arm::interrupt-level-binding-index))) |
---|
3434 | (ldr link (:@ rcontext (:$ arm::tcr.db-link))) |
---|
3435 | (ldr restored-value (:@ link (:$ 8))) |
---|
3436 | (ldr link (:@ link (:$ 0))) |
---|
3437 | (cmp restored-value (:$ 0)) |
---|
3438 | (str restored-value (:@ tlb (:$ arm::interrupt-level-binding-index))) |
---|
3439 | (str link (:@ rcontext (:$ arm::tcr.db-link))) |
---|
3440 | (blt :done) |
---|
3441 | (cmp saved-value (:$ 0)) |
---|
3442 | (bge :done) |
---|
3443 | (ldr link (:@ rcontext (:$ arm::tcr.interrupt-pending))) |
---|
3444 | (cmp link (:$ 0)) |
---|
3445 | (uuo-interrupt-now (:? ne)) |
---|
3446 | :done) |
---|
3447 | |
---|
3448 | |
---|
3449 | |
---|
3450 | (define-arm-vinsn branch-unless-arg-fixnum (() |
---|
3451 | ((arg :lisp) |
---|
3452 | (lab :label)) |
---|
3453 | ()) |
---|
3454 | (tst arg (:$ arm::fixnummask)) |
---|
3455 | (bne lab)) |
---|
3456 | |
---|
3457 | |
---|
3458 | |
---|
3459 | |
---|
3460 | (define-arm-vinsn branch-unless-both-args-fixnums (() |
---|
3461 | ((arg0 :lisp) |
---|
3462 | (arg1 :lisp) |
---|
3463 | (lab :label)) |
---|
3464 | ((tag :u8))) |
---|
3465 | (orr tag arg0 arg1) |
---|
3466 | (tst tag (:$ arm::fixnummask)) |
---|
3467 | (bne lab)) |
---|
3468 | |
---|
3469 | ;;; In case arm::*arm-opcodes* was changed since this file was compiled. |
---|
3470 | #+maybe-never |
---|
3471 | (queue-fixup |
---|
3472 | (fixup-vinsn-templates *arm-vinsn-templates* arm::*arm-opcode-numbers*)) |
---|
3473 | |
---|
3474 | (provide "ARM-VINSNS") |
---|
3475 | |
---|