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1 // Copyright 2012 the V8 project authors. All rights reserved. | 1 // Copyright 2012 the V8 project authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "src/v8.h" | 5 #include "src/v8.h" |
6 | 6 |
7 #if V8_TARGET_ARCH_IA32 | 7 #if V8_TARGET_ARCH_IA32 |
8 | 8 |
9 #include "src/base/bits.h" | 9 #include "src/base/bits.h" |
10 #include "src/code-factory.h" | 10 #include "src/code-factory.h" |
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3063 ExternalArrayOpRequiresTemp(instr->hydrogen()->key()->representation(), | 3063 ExternalArrayOpRequiresTemp(instr->hydrogen()->key()->representation(), |
3064 elements_kind)) { | 3064 elements_kind)) { |
3065 __ SmiUntag(ToRegister(key)); | 3065 __ SmiUntag(ToRegister(key)); |
3066 } | 3066 } |
3067 Operand operand(BuildFastArrayOperand( | 3067 Operand operand(BuildFastArrayOperand( |
3068 instr->elements(), | 3068 instr->elements(), |
3069 key, | 3069 key, |
3070 instr->hydrogen()->key()->representation(), | 3070 instr->hydrogen()->key()->representation(), |
3071 elements_kind, | 3071 elements_kind, |
3072 instr->base_offset())); | 3072 instr->base_offset())); |
3073 if (elements_kind == EXTERNAL_FLOAT32_ELEMENTS || | 3073 if (elements_kind == FLOAT32_ELEMENTS) { |
3074 elements_kind == FLOAT32_ELEMENTS) { | |
3075 XMMRegister result(ToDoubleRegister(instr->result())); | 3074 XMMRegister result(ToDoubleRegister(instr->result())); |
3076 __ movss(result, operand); | 3075 __ movss(result, operand); |
3077 __ cvtss2sd(result, result); | 3076 __ cvtss2sd(result, result); |
3078 } else if (elements_kind == EXTERNAL_FLOAT64_ELEMENTS || | 3077 } else if (elements_kind == FLOAT64_ELEMENTS) { |
3079 elements_kind == FLOAT64_ELEMENTS) { | |
3080 __ movsd(ToDoubleRegister(instr->result()), operand); | 3078 __ movsd(ToDoubleRegister(instr->result()), operand); |
3081 } else { | 3079 } else { |
3082 Register result(ToRegister(instr->result())); | 3080 Register result(ToRegister(instr->result())); |
3083 switch (elements_kind) { | 3081 switch (elements_kind) { |
3084 case EXTERNAL_INT8_ELEMENTS: | |
3085 case INT8_ELEMENTS: | 3082 case INT8_ELEMENTS: |
3086 __ movsx_b(result, operand); | 3083 __ movsx_b(result, operand); |
3087 break; | 3084 break; |
3088 case EXTERNAL_UINT8_CLAMPED_ELEMENTS: | |
3089 case EXTERNAL_UINT8_ELEMENTS: | |
3090 case UINT8_ELEMENTS: | 3085 case UINT8_ELEMENTS: |
3091 case UINT8_CLAMPED_ELEMENTS: | 3086 case UINT8_CLAMPED_ELEMENTS: |
3092 __ movzx_b(result, operand); | 3087 __ movzx_b(result, operand); |
3093 break; | 3088 break; |
3094 case EXTERNAL_INT16_ELEMENTS: | |
3095 case INT16_ELEMENTS: | 3089 case INT16_ELEMENTS: |
3096 __ movsx_w(result, operand); | 3090 __ movsx_w(result, operand); |
3097 break; | 3091 break; |
3098 case EXTERNAL_UINT16_ELEMENTS: | |
3099 case UINT16_ELEMENTS: | 3092 case UINT16_ELEMENTS: |
3100 __ movzx_w(result, operand); | 3093 __ movzx_w(result, operand); |
3101 break; | 3094 break; |
3102 case EXTERNAL_INT32_ELEMENTS: | |
3103 case INT32_ELEMENTS: | 3095 case INT32_ELEMENTS: |
3104 __ mov(result, operand); | 3096 __ mov(result, operand); |
3105 break; | 3097 break; |
3106 case EXTERNAL_UINT32_ELEMENTS: | |
3107 case UINT32_ELEMENTS: | 3098 case UINT32_ELEMENTS: |
3108 __ mov(result, operand); | 3099 __ mov(result, operand); |
3109 if (!instr->hydrogen()->CheckFlag(HInstruction::kUint32)) { | 3100 if (!instr->hydrogen()->CheckFlag(HInstruction::kUint32)) { |
3110 __ test(result, Operand(result)); | 3101 __ test(result, Operand(result)); |
3111 DeoptimizeIf(negative, instr, Deoptimizer::kNegativeValue); | 3102 DeoptimizeIf(negative, instr, Deoptimizer::kNegativeValue); |
3112 } | 3103 } |
3113 break; | 3104 break; |
3114 case EXTERNAL_FLOAT32_ELEMENTS: | |
3115 case EXTERNAL_FLOAT64_ELEMENTS: | |
3116 case FLOAT32_ELEMENTS: | 3105 case FLOAT32_ELEMENTS: |
3117 case FLOAT64_ELEMENTS: | 3106 case FLOAT64_ELEMENTS: |
3118 case FAST_SMI_ELEMENTS: | 3107 case FAST_SMI_ELEMENTS: |
3119 case FAST_ELEMENTS: | 3108 case FAST_ELEMENTS: |
3120 case FAST_DOUBLE_ELEMENTS: | 3109 case FAST_DOUBLE_ELEMENTS: |
3121 case FAST_HOLEY_SMI_ELEMENTS: | 3110 case FAST_HOLEY_SMI_ELEMENTS: |
3122 case FAST_HOLEY_ELEMENTS: | 3111 case FAST_HOLEY_ELEMENTS: |
3123 case FAST_HOLEY_DOUBLE_ELEMENTS: | 3112 case FAST_HOLEY_DOUBLE_ELEMENTS: |
3124 case DICTIONARY_ELEMENTS: | 3113 case DICTIONARY_ELEMENTS: |
3125 case FAST_SLOPPY_ARGUMENTS_ELEMENTS: | 3114 case FAST_SLOPPY_ARGUMENTS_ELEMENTS: |
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3185 Immediate(Smi::FromInt(Isolate::kArrayProtectorValid))); | 3174 Immediate(Smi::FromInt(Isolate::kArrayProtectorValid))); |
3186 DeoptimizeIf(not_equal, instr, Deoptimizer::kHole); | 3175 DeoptimizeIf(not_equal, instr, Deoptimizer::kHole); |
3187 } | 3176 } |
3188 __ mov(result, isolate()->factory()->undefined_value()); | 3177 __ mov(result, isolate()->factory()->undefined_value()); |
3189 __ bind(&done); | 3178 __ bind(&done); |
3190 } | 3179 } |
3191 } | 3180 } |
3192 | 3181 |
3193 | 3182 |
3194 void LCodeGen::DoLoadKeyed(LLoadKeyed* instr) { | 3183 void LCodeGen::DoLoadKeyed(LLoadKeyed* instr) { |
3195 if (instr->is_typed_elements()) { | 3184 if (instr->is_fixed_typed_array()) { |
3196 DoLoadKeyedExternalArray(instr); | 3185 DoLoadKeyedExternalArray(instr); |
3197 } else if (instr->hydrogen()->representation().IsDouble()) { | 3186 } else if (instr->hydrogen()->representation().IsDouble()) { |
3198 DoLoadKeyedFixedDoubleArray(instr); | 3187 DoLoadKeyedFixedDoubleArray(instr); |
3199 } else { | 3188 } else { |
3200 DoLoadKeyedFixedArray(instr); | 3189 DoLoadKeyedFixedArray(instr); |
3201 } | 3190 } |
3202 } | 3191 } |
3203 | 3192 |
3204 | 3193 |
3205 Operand LCodeGen::BuildFastArrayOperand( | 3194 Operand LCodeGen::BuildFastArrayOperand( |
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4200 ExternalArrayOpRequiresTemp(instr->hydrogen()->key()->representation(), | 4189 ExternalArrayOpRequiresTemp(instr->hydrogen()->key()->representation(), |
4201 elements_kind)) { | 4190 elements_kind)) { |
4202 __ SmiUntag(ToRegister(key)); | 4191 __ SmiUntag(ToRegister(key)); |
4203 } | 4192 } |
4204 Operand operand(BuildFastArrayOperand( | 4193 Operand operand(BuildFastArrayOperand( |
4205 instr->elements(), | 4194 instr->elements(), |
4206 key, | 4195 key, |
4207 instr->hydrogen()->key()->representation(), | 4196 instr->hydrogen()->key()->representation(), |
4208 elements_kind, | 4197 elements_kind, |
4209 instr->base_offset())); | 4198 instr->base_offset())); |
4210 if (elements_kind == EXTERNAL_FLOAT32_ELEMENTS || | 4199 if (elements_kind == FLOAT32_ELEMENTS) { |
4211 elements_kind == FLOAT32_ELEMENTS) { | |
4212 XMMRegister xmm_scratch = double_scratch0(); | 4200 XMMRegister xmm_scratch = double_scratch0(); |
4213 __ cvtsd2ss(xmm_scratch, ToDoubleRegister(instr->value())); | 4201 __ cvtsd2ss(xmm_scratch, ToDoubleRegister(instr->value())); |
4214 __ movss(operand, xmm_scratch); | 4202 __ movss(operand, xmm_scratch); |
4215 } else if (elements_kind == EXTERNAL_FLOAT64_ELEMENTS || | 4203 } else if (elements_kind == FLOAT64_ELEMENTS) { |
4216 elements_kind == FLOAT64_ELEMENTS) { | |
4217 __ movsd(operand, ToDoubleRegister(instr->value())); | 4204 __ movsd(operand, ToDoubleRegister(instr->value())); |
4218 } else { | 4205 } else { |
4219 Register value = ToRegister(instr->value()); | 4206 Register value = ToRegister(instr->value()); |
4220 switch (elements_kind) { | 4207 switch (elements_kind) { |
4221 case EXTERNAL_UINT8_CLAMPED_ELEMENTS: | |
4222 case EXTERNAL_UINT8_ELEMENTS: | |
4223 case EXTERNAL_INT8_ELEMENTS: | |
4224 case UINT8_ELEMENTS: | 4208 case UINT8_ELEMENTS: |
4225 case INT8_ELEMENTS: | 4209 case INT8_ELEMENTS: |
4226 case UINT8_CLAMPED_ELEMENTS: | 4210 case UINT8_CLAMPED_ELEMENTS: |
4227 __ mov_b(operand, value); | 4211 __ mov_b(operand, value); |
4228 break; | 4212 break; |
4229 case EXTERNAL_INT16_ELEMENTS: | |
4230 case EXTERNAL_UINT16_ELEMENTS: | |
4231 case UINT16_ELEMENTS: | 4213 case UINT16_ELEMENTS: |
4232 case INT16_ELEMENTS: | 4214 case INT16_ELEMENTS: |
4233 __ mov_w(operand, value); | 4215 __ mov_w(operand, value); |
4234 break; | 4216 break; |
4235 case EXTERNAL_INT32_ELEMENTS: | |
4236 case EXTERNAL_UINT32_ELEMENTS: | |
4237 case UINT32_ELEMENTS: | 4217 case UINT32_ELEMENTS: |
4238 case INT32_ELEMENTS: | 4218 case INT32_ELEMENTS: |
4239 __ mov(operand, value); | 4219 __ mov(operand, value); |
4240 break; | 4220 break; |
4241 case EXTERNAL_FLOAT32_ELEMENTS: | |
4242 case EXTERNAL_FLOAT64_ELEMENTS: | |
4243 case FLOAT32_ELEMENTS: | 4221 case FLOAT32_ELEMENTS: |
4244 case FLOAT64_ELEMENTS: | 4222 case FLOAT64_ELEMENTS: |
4245 case FAST_SMI_ELEMENTS: | 4223 case FAST_SMI_ELEMENTS: |
4246 case FAST_ELEMENTS: | 4224 case FAST_ELEMENTS: |
4247 case FAST_DOUBLE_ELEMENTS: | 4225 case FAST_DOUBLE_ELEMENTS: |
4248 case FAST_HOLEY_SMI_ELEMENTS: | 4226 case FAST_HOLEY_SMI_ELEMENTS: |
4249 case FAST_HOLEY_ELEMENTS: | 4227 case FAST_HOLEY_ELEMENTS: |
4250 case FAST_HOLEY_DOUBLE_ELEMENTS: | 4228 case FAST_HOLEY_DOUBLE_ELEMENTS: |
4251 case DICTIONARY_ELEMENTS: | 4229 case DICTIONARY_ELEMENTS: |
4252 case FAST_SLOPPY_ARGUMENTS_ELEMENTS: | 4230 case FAST_SLOPPY_ARGUMENTS_ELEMENTS: |
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4318 kSaveFPRegs, | 4296 kSaveFPRegs, |
4319 EMIT_REMEMBERED_SET, | 4297 EMIT_REMEMBERED_SET, |
4320 check_needed, | 4298 check_needed, |
4321 instr->hydrogen()->PointersToHereCheckForValue()); | 4299 instr->hydrogen()->PointersToHereCheckForValue()); |
4322 } | 4300 } |
4323 } | 4301 } |
4324 | 4302 |
4325 | 4303 |
4326 void LCodeGen::DoStoreKeyed(LStoreKeyed* instr) { | 4304 void LCodeGen::DoStoreKeyed(LStoreKeyed* instr) { |
4327 // By cases...external, fast-double, fast | 4305 // By cases...external, fast-double, fast |
4328 if (instr->is_typed_elements()) { | 4306 if (instr->is_fixed_typed_array()) { |
4329 DoStoreKeyedExternalArray(instr); | 4307 DoStoreKeyedExternalArray(instr); |
4330 } else if (instr->hydrogen()->value()->representation().IsDouble()) { | 4308 } else if (instr->hydrogen()->value()->representation().IsDouble()) { |
4331 DoStoreKeyedFixedDoubleArray(instr); | 4309 DoStoreKeyedFixedDoubleArray(instr); |
4332 } else { | 4310 } else { |
4333 DoStoreKeyedFixedArray(instr); | 4311 DoStoreKeyedFixedArray(instr); |
4334 } | 4312 } |
4335 } | 4313 } |
4336 | 4314 |
4337 | 4315 |
4338 void LCodeGen::DoStoreKeyedGeneric(LStoreKeyedGeneric* instr) { | 4316 void LCodeGen::DoStoreKeyedGeneric(LStoreKeyedGeneric* instr) { |
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5869 RecordSafepoint(Safepoint::kNoLazyDeopt); | 5847 RecordSafepoint(Safepoint::kNoLazyDeopt); |
5870 } | 5848 } |
5871 | 5849 |
5872 | 5850 |
5873 #undef __ | 5851 #undef __ |
5874 | 5852 |
5875 } // namespace internal | 5853 } // namespace internal |
5876 } // namespace v8 | 5854 } // namespace v8 |
5877 | 5855 |
5878 #endif // V8_TARGET_ARCH_IA32 | 5856 #endif // V8_TARGET_ARCH_IA32 |
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