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[compiler-rt][sanitizer] Add Windows MIPS32 support #145110

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Merged
merged 1 commit into from
Jul 10, 2025
+10 −0
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[compiler-rt][sanitizer] Add Windows MIPS32 support #145110

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2 changes: 2 additions & 0 deletions compiler-rt/lib/sanitizer_common/sanitizer_stoptheworld_win.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -49,6 +49,8 @@ struct SuspendedThreadsListWindows final : public SuspendedThreadsList {
# define SP_REG Esp
# elif SANITIZER_ARM | SANITIZER_ARM64
# define SP_REG Sp
# elif SANITIZER_MIPS32
# define SP_REG IntSp
# else
# error Architecture not supported!
# endif
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5 changes: 5 additions & 0 deletions compiler-rt/lib/sanitizer_common/sanitizer_unwind_win.cpp
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Expand Up @@ -75,6 +75,11 @@ void BufferedStackTrace::UnwindSlow(uptr pc, void *context, u32 max_depth) {
stack_frame.AddrPC.Offset = ctx.Pc;
stack_frame.AddrFrame.Offset = ctx.R11;
stack_frame.AddrStack.Offset = ctx.Sp;
# elif SANITIZER_MIPS32
int machine_type = IMAGE_FILE_MACHINE_R4000;
stack_frame.AddrPC.Offset = ctx.Fir;
stack_frame.AddrFrame.Offset = ctx.IntS8;
stack_frame.AddrStack.Offset = ctx.IntSp;
# else
int machine_type = IMAGE_FILE_MACHINE_I386;
stack_frame.AddrPC.Offset = ctx.Eip;
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3 changes: 3 additions & 0 deletions compiler-rt/lib/sanitizer_common/sanitizer_win.cpp
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Expand Up @@ -1011,6 +1011,9 @@ void SignalContext::InitPcSpBp() {
# if SANITIZER_ARM
bp = (uptr)context_record->R11;
sp = (uptr)context_record->Sp;
# elif SANITIZER_MIPS32
bp = (uptr)context_record->IntS8;
sp = (uptr)context_record->IntSp;
# else
bp = (uptr)context_record->Ebp;
sp = (uptr)context_record->Esp;
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