From 620414a1425ed46a2722bbe9289aee2a0117c41f Mon Sep 17 00:00:00 2001 From: amodra Date: Wed, 30 Nov 2005 23:58:16 +0000 Subject: [PATCH] * stacktrace.cc (UnwindTraceFn): Use UNWRAP_FUNCTION_DESCRIPTOR to compare _Jv_InterpMethod::run against current func. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@107746 138bc75d-0d04-0410-961f-82ee72b054a4 --- libjava/ChangeLog | 5 +++++ libjava/stacktrace.cc | 11 ++++++----- 2 files changed, 11 insertions(+), 5 deletions(-) diff --git a/libjava/ChangeLog b/libjava/ChangeLog index ddecdcdc8f2..5bd43c19a4e 100644 --- a/libjava/ChangeLog +++ b/libjava/ChangeLog @@ -1,3 +1,8 @@ +2005-12-01 Alan Modra + + * stacktrace.cc (UnwindTraceFn): Use UNWRAP_FUNCTION_DESCRIPTOR + to compare _Jv_InterpMethod::run against current func. + 2005-11-30 Andrew Haley * classpath/lib/Makefile.am (resources): Use `cp -p'. diff --git a/libjava/stacktrace.cc b/libjava/stacktrace.cc index bc1935f1a75..1bdabdfbd59 100644 --- a/libjava/stacktrace.cc +++ b/libjava/stacktrace.cc @@ -108,16 +108,17 @@ _Jv_StackTrace::UnwindTraceFn (struct _Unwind_Context *context, void *state_ptr) state->frames = (_Jv_StackFrame *) newFrames; state->length = newLength; } - - _Unwind_Ptr func_addr = _Unwind_GetRegionStart (context); - + + void *func_addr = (void *) _Unwind_GetRegionStart (context); + // If we see the interpreter's main function, "pop" an entry off the // interpreter stack and use that instead, so that the trace goes through // the java code and not the interpreter itself. This assumes a 1:1 // correspondance between call frames in the interpreted stack and occurances // of _Jv_InterpMethod::run() on the native stack. #ifdef INTERPRETER - if ((void (*)(void)) func_addr == (void (*)(void)) &_Jv_InterpMethod::run) + void *interp_run = (void *) &_Jv_InterpMethod::run; + if (func_addr == UNWRAP_FUNCTION_DESCRIPTOR (interp_run)) { state->frames[pos].type = frame_interpreter; state->frames[pos].interp.meth = state->interp_frame->self; @@ -129,7 +130,7 @@ _Jv_StackTrace::UnwindTraceFn (struct _Unwind_Context *context, void *state_ptr) { state->frames[pos].type = frame_native; state->frames[pos].ip = (void *) _Unwind_GetIP (context); - state->frames[pos].start_ip = (void *) func_addr; + state->frames[pos].start_ip = func_addr; } //printf ("unwind ip: %p\n", _Unwind_GetIP (context)); -- 2.11.0