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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 // Redistribution and use in source and binary forms, with or without | 2 // Redistribution and use in source and binary forms, with or without |
3 // modification, are permitted provided that the following conditions are | 3 // modification, are permitted provided that the following conditions are |
4 // met: | 4 // met: |
5 // | 5 // |
6 // * Redistributions of source code must retain the above copyright | 6 // * Redistributions of source code must retain the above copyright |
7 // notice, this list of conditions and the following disclaimer. | 7 // notice, this list of conditions and the following disclaimer. |
8 // * Redistributions in binary form must reproduce the above | 8 // * Redistributions in binary form must reproduce the above |
9 // copyright notice, this list of conditions and the following | 9 // copyright notice, this list of conditions and the following |
10 // disclaimer in the documentation and/or other materials provided | 10 // disclaimer in the documentation and/or other materials provided |
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302 __ mov(dst, tmp); | 302 __ mov(dst, tmp); |
303 } | 303 } |
304 | 304 |
305 } else if (source->IsConstantOperand()) { | 305 } else if (source->IsConstantOperand()) { |
306 LConstantOperand* constant_source = LConstantOperand::cast(source); | 306 LConstantOperand* constant_source = LConstantOperand::cast(source); |
307 if (destination->IsRegister()) { | 307 if (destination->IsRegister()) { |
308 Register dst = cgen_->ToRegister(destination); | 308 Register dst = cgen_->ToRegister(destination); |
309 Representation r = cgen_->IsSmi(constant_source) | 309 Representation r = cgen_->IsSmi(constant_source) |
310 ? Representation::Smi() : Representation::Integer32(); | 310 ? Representation::Smi() : Representation::Integer32(); |
311 if (cgen_->IsInteger32(constant_source)) { | 311 if (cgen_->IsInteger32(constant_source)) { |
312 __ Set(dst, cgen_->ToImmediate(constant_source, r)); | 312 __ Move(dst, cgen_->ToImmediate(constant_source, r)); |
313 } else { | 313 } else { |
314 __ LoadObject(dst, cgen_->ToHandle(constant_source)); | 314 __ LoadObject(dst, cgen_->ToHandle(constant_source)); |
315 } | 315 } |
316 } else if (destination->IsDoubleRegister()) { | 316 } else if (destination->IsDoubleRegister()) { |
317 double v = cgen_->ToDouble(constant_source); | 317 double v = cgen_->ToDouble(constant_source); |
318 uint64_t int_val = BitCast<uint64_t, double>(v); | 318 uint64_t int_val = BitCast<uint64_t, double>(v); |
319 int32_t lower = static_cast<int32_t>(int_val); | 319 int32_t lower = static_cast<int32_t>(int_val); |
320 int32_t upper = static_cast<int32_t>(int_val >> kBitsPerInt); | 320 int32_t upper = static_cast<int32_t>(int_val >> kBitsPerInt); |
321 if (CpuFeatures::IsSupported(SSE2)) { | 321 if (CpuFeatures::IsSupported(SSE2)) { |
322 CpuFeatureScope scope(cgen_->masm(), SSE2); | 322 CpuFeatureScope scope(cgen_->masm(), SSE2); |
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335 X87Register dst = cgen_->ToX87Register(destination); | 335 X87Register dst = cgen_->ToX87Register(destination); |
336 cgen_->X87Mov(dst, MemOperand(esp, 0)); | 336 cgen_->X87Mov(dst, MemOperand(esp, 0)); |
337 __ add(esp, Immediate(kDoubleSize)); | 337 __ add(esp, Immediate(kDoubleSize)); |
338 } | 338 } |
339 } else { | 339 } else { |
340 ASSERT(destination->IsStackSlot()); | 340 ASSERT(destination->IsStackSlot()); |
341 Operand dst = cgen_->ToOperand(destination); | 341 Operand dst = cgen_->ToOperand(destination); |
342 Representation r = cgen_->IsSmi(constant_source) | 342 Representation r = cgen_->IsSmi(constant_source) |
343 ? Representation::Smi() : Representation::Integer32(); | 343 ? Representation::Smi() : Representation::Integer32(); |
344 if (cgen_->IsInteger32(constant_source)) { | 344 if (cgen_->IsInteger32(constant_source)) { |
345 __ Set(dst, cgen_->ToImmediate(constant_source, r)); | 345 __ Move(dst, cgen_->ToImmediate(constant_source, r)); |
346 } else { | 346 } else { |
347 Register tmp = EnsureTempRegister(); | 347 Register tmp = EnsureTempRegister(); |
348 __ LoadObject(tmp, cgen_->ToHandle(constant_source)); | 348 __ LoadObject(tmp, cgen_->ToHandle(constant_source)); |
349 __ mov(dst, tmp); | 349 __ mov(dst, tmp); |
350 } | 350 } |
351 } | 351 } |
352 | 352 |
353 } else if (source->IsDoubleRegister()) { | 353 } else if (source->IsDoubleRegister()) { |
354 if (CpuFeatures::IsSupported(SSE2)) { | 354 if (CpuFeatures::IsSupported(SSE2)) { |
355 CpuFeatureScope scope(cgen_->masm(), SSE2); | 355 CpuFeatureScope scope(cgen_->masm(), SSE2); |
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540 } else if (destination->IsRegister()) { | 540 } else if (destination->IsRegister()) { |
541 source_uses_[destination->index()] = CountSourceUses(destination); | 541 source_uses_[destination->index()] = CountSourceUses(destination); |
542 } | 542 } |
543 } | 543 } |
544 | 544 |
545 #undef __ | 545 #undef __ |
546 | 546 |
547 } } // namespace v8::internal | 547 } } // namespace v8::internal |
548 | 548 |
549 #endif // V8_TARGET_ARCH_IA32 | 549 #endif // V8_TARGET_ARCH_IA32 |
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