src/compiler/ia32/code-generator-ia32.cc - Issue 1628133002: [turbofan] Add RoundUint32ToFloat32 operator to Turbofan.

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Unified Diff: src/compiler/ia32/code-generator-ia32.cc

Issue 1628133002: [turbofan] Add RoundUint32ToFloat32 operator to Turbofan. (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master

Patch Set: add arm/arm64 implementation Created 4 years, 11 months ago

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Index: src/compiler/ia32/code-generator-ia32.cc

diff --git a/src/compiler/ia32/code-generator-ia32.cc b/src/compiler/ia32/code-generator-ia32.cc

index b52146b4d24a2c08d970a56951df08947d123ff4..c8b61f6c9f093f9adbe911b11948f05260c505ed 100644

--- a/src/compiler/ia32/code-generator-ia32.cc

+++ b/src/compiler/ia32/code-generator-ia32.cc

@@ -755,6 +755,13 @@ void CodeGenerator::AssembleArchInstruction(Instruction* instr) {

case kSSEInt32ToFloat32:

__ cvtsi2ss(i.OutputDoubleRegister(), i.InputOperand(0));

break;

+ case kSSEUint32ToFloat32: {

+ Register scratch0 = i.TempRegister(0);

+ Register scratch1 = i.TempRegister(1);

+ __ mov(scratch0, i.InputOperand(0));

+ __ Cvtui2ss(i.OutputDoubleRegister(), scratch0, scratch1);

+ break;

+ }

case kSSEInt32ToFloat64:

__ cvtsi2sd(i.OutputDoubleRegister(), i.InputOperand(0));

break;