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Unified Diff: src/ia32/lithium-codegen-ia32.cc

Issue 425943002: Inline Math.fround in optimized code. (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: arm64 port Created 6 years, 5 months ago
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Index: src/ia32/lithium-codegen-ia32.cc
diff --git a/src/ia32/lithium-codegen-ia32.cc b/src/ia32/lithium-codegen-ia32.cc
index ced3a235839893e5c542a26fe703c83c8b300ef5..c1881b6cbb6a03711dab3d90a17ec79d17039a19 100644
--- a/src/ia32/lithium-codegen-ia32.cc
+++ b/src/ia32/lithium-codegen-ia32.cc
@@ -3724,6 +3724,14 @@ void LCodeGen::DoMathRound(LMathRound* instr) {
}
+void LCodeGen::DoMathFround(LMathFround* instr) {
+ XMMRegister input_reg = ToDoubleRegister(instr->value());
+ XMMRegister output_reg = ToDoubleRegister(instr->result());
+ __ cvtsd2ss(output_reg, input_reg);
+ __ cvtss2sd(output_reg, output_reg);
+}
+
+
void LCodeGen::DoMathSqrt(LMathSqrt* instr) {
Operand input = ToOperand(instr->value());
XMMRegister output = ToDoubleRegister(instr->result());
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