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Use test(reg, imm) when the operand is a register on ia32

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R=jkummerow@chromium.org

Review URL: https://codereview.chromium.org/21521002

Patch from Weiliang Lin <weiliang.lin2@gmail.com>.

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@16020 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
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jkummerow@chromium.org 2013-08-02 08:55:26 +00:00
parent 865582e02b
commit 15c1d23fbc
1 changed files with 4 additions and 0 deletions
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4
src/ia32/assembler-ia32.cc
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@ -1227,6 +1227,10 @@ void Assembler::test_b(Register reg, const Operand& op) {
void Assembler::test(const Operand& op, const Immediate& imm) {
if (op.is_reg_only()) {
test(op.reg(), imm);
return;
}
EnsureSpace ensure_space(this);
EMIT(0xF7);
emit_operand(eax, op);