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commit f399329d5bada2720b595fb74b800156aad199f5 Author: Iain Ireland iireland@mozilla.com AuthorDate: Wed Mar 16 14:02:10 2022 +0000
Bug 1757476: Align spills of ARM64 double registers r=jseward a=RyanVM
Differential Revision: https://phabricator.services.mozilla.com/D140372 --- js/src/jit/JitFrames.cpp | 6 ++++-- js/src/jit/JitFrames.h | 4 ++-- 2 files changed, 6 insertions(+), 4 deletions(-)
diff --git a/js/src/jit/JitFrames.cpp b/js/src/jit/JitFrames.cpp index 77cfe6a9cd43b..879a2b64fdb51 100644 --- a/js/src/jit/JitFrames.cpp +++ b/js/src/jit/JitFrames.cpp @@ -1030,13 +1030,15 @@ static void TraceIonICCallFrame(JSTracer* trc, const JSJitFrameIter& frame) { TraceRoot(trc, layout->stubCode(), "ion-ic-call-code"); }
-#ifdef JS_CODEGEN_MIPS32 +#if defined(JS_CODEGEN_ARM64) || defined(JS_CODEGEN_MIPS32) uint8_t* alignDoubleSpill(uint8_t* pointer) { uintptr_t address = reinterpret_cast<uintptr_t>(pointer); - address &= ~(ABIStackAlignment - 1); + address &= ~(uintptr_t(ABIStackAlignment) - 1); return reinterpret_cast<uint8_t*>(address); } +#endif
+#ifdef JS_CODEGEN_MIPS32 static void TraceJitExitFrameCopiedArguments(JSTracer* trc, const VMFunctionData* f, ExitFooterFrame* footer) { diff --git a/js/src/jit/JitFrames.h b/js/src/jit/JitFrames.h index 40c661d146cc9..b0a95222914a1 100644 --- a/js/src/jit/JitFrames.h +++ b/js/src/jit/JitFrames.h @@ -196,11 +196,11 @@ static inline uint32_t MakeFrameDescriptor(uint32_t frameSize, FrameType type, // Returns the JSScript associated with the topmost JIT frame. JSScript* GetTopJitJSScript(JSContext* cx);
-#ifdef JS_CODEGEN_MIPS32 +#if defined(JS_CODEGEN_MIPS32) || defined(JS_CODEGEN_ARM64) uint8_t* alignDoubleSpill(uint8_t* pointer); #else inline uint8_t* alignDoubleSpill(uint8_t* pointer) { - // This is NO-OP on non-MIPS platforms. + // This is a no-op on most platforms. return pointer; } #endif