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1 // Copyright 2011 the V8 project authors. All rights reserved. | 1 // Copyright 2011 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/ia32/lithium-codegen-ia32.h" | 9 #include "src/ia32/lithium-codegen-ia32.h" |
10 #include "src/ia32/lithium-gap-resolver-ia32.h" | 10 #include "src/ia32/lithium-gap-resolver-ia32.h" |
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285 Register dst = cgen_->ToRegister(destination); | 285 Register dst = cgen_->ToRegister(destination); |
286 Representation r = cgen_->IsSmi(constant_source) | 286 Representation r = cgen_->IsSmi(constant_source) |
287 ? Representation::Smi() : Representation::Integer32(); | 287 ? Representation::Smi() : Representation::Integer32(); |
288 if (cgen_->IsInteger32(constant_source)) { | 288 if (cgen_->IsInteger32(constant_source)) { |
289 __ Move(dst, cgen_->ToImmediate(constant_source, r)); | 289 __ Move(dst, cgen_->ToImmediate(constant_source, r)); |
290 } else { | 290 } else { |
291 __ LoadObject(dst, cgen_->ToHandle(constant_source)); | 291 __ LoadObject(dst, cgen_->ToHandle(constant_source)); |
292 } | 292 } |
293 } else if (destination->IsDoubleRegister()) { | 293 } else if (destination->IsDoubleRegister()) { |
294 double v = cgen_->ToDouble(constant_source); | 294 double v = cgen_->ToDouble(constant_source); |
295 uint64_t int_val = BitCast<uint64_t, double>(v); | 295 uint64_t int_val = bit_cast<uint64_t, double>(v); |
296 int32_t lower = static_cast<int32_t>(int_val); | 296 int32_t lower = static_cast<int32_t>(int_val); |
297 int32_t upper = static_cast<int32_t>(int_val >> kBitsPerInt); | 297 int32_t upper = static_cast<int32_t>(int_val >> kBitsPerInt); |
298 XMMRegister dst = cgen_->ToDoubleRegister(destination); | 298 XMMRegister dst = cgen_->ToDoubleRegister(destination); |
299 if (int_val == 0) { | 299 if (int_val == 0) { |
300 __ xorps(dst, dst); | 300 __ xorps(dst, dst); |
301 } else { | 301 } else { |
302 __ push(Immediate(upper)); | 302 __ push(Immediate(upper)); |
303 __ push(Immediate(lower)); | 303 __ push(Immediate(lower)); |
304 __ movsd(dst, Operand(esp, 0)); | 304 __ movsd(dst, Operand(esp, 0)); |
305 __ add(esp, Immediate(kDoubleSize)); | 305 __ add(esp, Immediate(kDoubleSize)); |
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473 } else if (destination->IsRegister()) { | 473 } else if (destination->IsRegister()) { |
474 source_uses_[destination->index()] = CountSourceUses(destination); | 474 source_uses_[destination->index()] = CountSourceUses(destination); |
475 } | 475 } |
476 } | 476 } |
477 | 477 |
478 #undef __ | 478 #undef __ |
479 | 479 |
480 } } // namespace v8::internal | 480 } } // namespace v8::internal |
481 | 481 |
482 #endif // V8_TARGET_ARCH_IA32 | 482 #endif // V8_TARGET_ARCH_IA32 |
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