src/x64/lithium-x64.h - Issue 225393005: x64: Make sure that the upper half of a 64bit register contains 0 for int32 values.

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Unified Diff: src/x64/lithium-x64.h

Issue 225393005: x64: Make sure that the upper half of a 64bit register contains 0 for int32 values. (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge

Patch Set: Rebased. Added comment. Created 6 years, 8 months ago

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Index: src/x64/lithium-x64.h

diff --git a/src/x64/lithium-x64.h b/src/x64/lithium-x64.h

index 1c8bb0d381d23f749849636136134ef03500c6aa..43a676c8b49241dbe8183483328b33b3c73e11dd 100644

--- a/src/x64/lithium-x64.h

+++ b/src/x64/lithium-x64.h

@@ -1246,6 +1246,9 @@ class LBitI V8_FINAL : public LTemplateInstruction<1, 2, 0> {

LOperand* right() { return inputs_[1]; }

Token::Value op() const { return hydrogen()->op(); }

+ bool IsInteger32() const {

+ return hydrogen()->representation().IsInteger32();

+ }

DECLARE_CONCRETE_INSTRUCTION(BitI, "bit-i")

DECLARE_HYDROGEN_ACCESSOR(Bitwise)

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