diff options
Diffstat (limited to 'src/pal')
-rw-r--r-- | src/pal/src/exception/seh-unwind.cpp | 30 | ||||
-rw-r--r-- | src/pal/src/exception/signal.cpp | 4 | ||||
-rw-r--r-- | src/pal/src/include/pal/context.h | 22 |
3 files changed, 29 insertions, 27 deletions
diff --git a/src/pal/src/exception/seh-unwind.cpp b/src/pal/src/exception/seh-unwind.cpp index 322515ad5e..c69c3e1504 100644 --- a/src/pal/src/exception/seh-unwind.cpp +++ b/src/pal/src/exception/seh-unwind.cpp @@ -209,28 +209,6 @@ static void GetContextPointers(unw_cursor_t *cursor, unw_context_t *unwContext, #endif } -static DWORD64 GetPc(CONTEXT *context) -{ -#if defined(_AMD64_) - return context->Rip; -#elif defined(_ARM64_) || defined(_ARM_) - return context->Pc; -#else -#error don't know how to get the program counter for this architecture -#endif -} - -static void SetPc(CONTEXT *context, DWORD64 pc) -{ -#if defined(_AMD64_) - context->Rip = pc; -#elif defined(_ARM64_) || defined(_ARM_) - context->Pc = pc; -#else -#error don't know how to set the program counter for this architecture -#endif -} - BOOL PAL_VirtualUnwind(CONTEXT *context, KNONVOLATILE_CONTEXT_POINTERS *contextPointers) { int st; @@ -250,7 +228,7 @@ BOOL PAL_VirtualUnwind(CONTEXT *context, KNONVOLATILE_CONTEXT_POINTERS *contextP // So we compensate it by incrementing the PC before passing it to the unwinder. // Without it, the unwinder would not find unwind info if the hardware exception // happened in the first instruction of a function. - SetPc(context, GetPc(context) + 1); + SetProgramCounterOnCONTEXT(context, GetProgramCounterFromCONTEXT(context) + 1); } #if UNWIND_CONTEXT_IS_UCONTEXT_T @@ -282,7 +260,7 @@ BOOL PAL_VirtualUnwind(CONTEXT *context, KNONVOLATILE_CONTEXT_POINTERS *contextP // The behaviour of libunwind from nongnu.org is to null the PC // So we bank the original PC here, so we can compare it after // the step - curPc = GetPc(context); + curPc = GetProgramCounterFromCONTEXT(context); #endif st = unw_step(&cursor); @@ -307,9 +285,9 @@ BOOL PAL_VirtualUnwind(CONTEXT *context, KNONVOLATILE_CONTEXT_POINTERS *contextP // UnwindContextToWinContext(&cursor, context); #if defined(__APPLE__) || defined(__FreeBSD__) || defined(_ARM64_) - if (st == 0 && GetPc(context) == curPc) + if (st == 0 && GetProgramCounterFromCONTEXT(context) == curPc) { - SetPc(context, 0); + SetProgramCounterOnCONTEXT(context, 0); } #endif diff --git a/src/pal/src/exception/signal.cpp b/src/pal/src/exception/signal.cpp index d11d5ffd2c..27fadc9b9d 100644 --- a/src/pal/src/exception/signal.cpp +++ b/src/pal/src/exception/signal.cpp @@ -101,6 +101,8 @@ int g_signalPipe[2] = { 0, 0 }; DWORD g_dwExternalSignalHandlerThreadId = 0; + + /* public function definitions ************************************************/ /*++ @@ -594,7 +596,7 @@ static void inject_activation_handler(int code, siginfo_t *siginfo, void *contex &winContext, CONTEXT_CONTROL | CONTEXT_INTEGER | CONTEXT_FLOATING_POINT); - if (g_safeActivationCheckFunction(winContext.Rip)) + if (g_safeActivationCheckFunction(GetProgramCounterFromCONTEXT(&winContext))) { g_activationFunction(&winContext); } diff --git a/src/pal/src/include/pal/context.h b/src/pal/src/include/pal/context.h index 51dcedfcd2..e94c1a0ac1 100644 --- a/src/pal/src/include/pal/context.h +++ b/src/pal/src/include/pal/context.h @@ -336,6 +336,28 @@ typedef ucontext_t native_context_t; #endif // HAVE_BSD_REGS_T +inline static DWORD64 GetProgramCounterFromCONTEXT(LPCONTEXT pContext) +{ +#if defined(_AMD64_) + return pContext->Rip; +#elif defined(_ARM64_) || defined(_ARM_) + return pContext->Pc; +#else +#error don't know how to get the program counter for this architecture +#endif +} + +inline static void SetProgramCounterOnCONTEXT(LPCONTEXT pContext, DWORD64 pc) +{ +#if defined(_AMD64_) + pContext->Rip = pc; +#elif defined(_ARM64_) || defined(_ARM_) + pContext->Pc = pc; +#else +#error don't know how to set the program counter for this architecture +#endif +} + /*++ Function : CONTEXT_CaptureContext |