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Issue #3049 - Remove loongarch64 native call IC fallback

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Basilisk-Dev 2026-04-24 21:40:45 -04:00 • committed by wuggy
commit 38a42b7a14
1 changed files with 0 additions and 12 deletions
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12
js/src/jit/BaselineIC.cpp
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@ -6939,18 +6939,6 @@ ICCall_Native::Compiler::generateStubCode(MacroAssembler& masm)
Register callee = masm.extractObject(R1, ExtractTemp0);
Address expectedCallee(ICStubReg, ICCall_Native::offsetOfCallee());
masm.branchPtr(Assembler::NotEqual, expectedCallee, callee, &failure);
#ifdef JS_CODEGEN_LOONGARCH64
// The loongarch64 Ion/baseline call IC interaction is still being
// stabilized. If a scripted function ever reaches this native-call stub,
// JSFunction::nativeOrScript contains script data instead of a callable
// native pointer, so fail back instead of branching into garbage.
MOZ_ASSERT(JSFunction::offsetOfFlags() == JSFunction::offsetOfNargs() + 2);
Address flagsAddr(callee, JSFunction::offsetOfNargs());
int32_t scriptedBits =
IMM32_16ADJ(JSFunction::INTERPRETED | JSFunction::INTERPRETED_LAZY);
masm.branchTest32(Assembler::NonZero, flagsAddr, Imm32(scriptedBits),
&failure);
#endif
regs.add(R1);
regs.takeUnchecked(callee);