From 2a6e16fba0807c2bbf852c34966e0291997030d3 Mon Sep 17 00:00:00 2001 From: Jiaxun Yang Date: Tue, 12 May 2020 12:40:05 +0800 Subject: Bug 1323646 - IonMonkey: MIPS64: Fix range checking in ma_addTestOverflow Tag: #1542 --- js/src/jit/mips64/MacroAssembler-mips64.cpp | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'js/src/jit') diff --git a/js/src/jit/mips64/MacroAssembler-mips64.cpp b/js/src/jit/mips64/MacroAssembler-mips64.cpp index 7021d0f74..efdaac8d4 100644 --- a/js/src/jit/mips64/MacroAssembler-mips64.cpp +++ b/js/src/jit/mips64/MacroAssembler-mips64.cpp @@ -497,7 +497,7 @@ void MacroAssemblerMIPS64::ma_addTestOverflow(Register rd, Register rs, Imm32 imm, L overflow) { // Check for signed range because of as_daddiu - if (Imm16::IsInSignedRange(imm.value) && Imm16::IsInUnsignedRange(imm.value)) { + if (Imm16::IsInSignedRange(imm.value)) { as_daddiu(SecondScratchReg, rs, imm.value); as_addiu(rd, rs, imm.value); ma_b(rd, SecondScratchReg, overflow, Assembler::NotEqual); -- cgit v1.2.3