OpenE2K/gcc
2
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

libgcc-std.ver (_Unwind_GetCFA): New.

Browse Source 
* libgcc-std.ver (_Unwind_GetCFA): New.
        * unwind-dw2.c (_Unwind_GetCFA): New.
        * unwind-libunwind.c (_Unwind_GetCFA): New.
        * unwind-sjlj.c (_Unwind_GetCFA): New.
        * unwind.h: Declare it.

From-SVN: r65190
This commit is contained in:
Richard Henderson 2003-04-02 18:06:55 -08:00 committed by Richard Henderson
parent 63dfa9bb2a
commit 378683cf62
6 changed files with 38 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
gcc/ChangeLog
View File

@ -1,3 +1,11 @@
2003-04-02 Richard Henderson <rth@redhat.com>
* libgcc-std.ver (_Unwind_GetCFA): New.
* unwind-dw2.c (_Unwind_GetCFA): New.
* unwind-libunwind.c (_Unwind_GetCFA): New.
* unwind-sjlj.c (_Unwind_GetCFA): New.
* unwind.h: Declare it.
Thu Apr 3 00:31:21 CEST 2003 Jan Hubicka <jh@suse.cz>
PR inline-asm/8088

1
gcc/libgcc-std.ver
View File

@ -179,6 +179,7 @@ GCC_3.0 {
%inherit GCC_3.3 GCC_3.0
GCC_3.3 {
_Unwind_FindEnclosingFunction
_Unwind_GetCFA
}
%inherit GCC_3.4 GCC_3.3

8
gcc/unwind-dw2.c
View File

@ -173,6 +173,14 @@ _Unwind_GetGR (struct _Unwind_Context *context, int index)
return * (_Unwind_Word *) context->reg[index];
}
/* Get the value of the CFA as saved in CONTEXT. */
_Unwind_Word
_Unwind_GetCFA (struct _Unwind_Context *context)
{
return context->cfa;
}
/* Overwrite the saved value for register REG in CONTEXT with VAL. */
inline void

9
gcc/unwind-libunwind.c
View File

@ -105,6 +105,15 @@ _Unwind_GetGR (struct _Unwind_Context *context, int index)
return ret;
}
/* Get the value of the CFA as saved in CONTEXT. */
_Unwind_Word
_Unwind_GetCFA (struct _Unwind_Context *context)
{
/* ??? Is there any way to get this information? */
return NULL;
}
/* Overwrite the saved value for register REG in CONTEXT with VAL. */
void

9
gcc/unwind-sjlj.c
View File

@ -170,6 +170,15 @@ _Unwind_GetGR (struct _Unwind_Context *context, int index)
return context->fc->data[index];
}
/* Get the value of the CFA as saved in CONTEXT. */
_Unwind_Word
_Unwind_GetCFA (struct _Unwind_Context *context)
{
/* ??? Ideally __builtin_setjmp places the CFA in the jmpbuf. */
return NULL;
}
void
_Unwind_SetGR (struct _Unwind_Context *context, int index, _Unwind_Word val)
{

3
gcc/unwind.h
View File

@ -138,6 +138,9 @@ extern void _Unwind_SetGR (struct _Unwind_Context *, int, _Unwind_Word);
extern _Unwind_Ptr _Unwind_GetIP (struct _Unwind_Context *);
extern void _Unwind_SetIP (struct _Unwind_Context *, _Unwind_Ptr);
/* @@@ Retrieve the CFA of the given context. */
extern _Unwind_Word _Unwind_GetCFA (struct _Unwind_Context *);
extern void *_Unwind_GetLanguageSpecificData (struct _Unwind_Context *);
extern _Unwind_Ptr _Unwind_GetRegionStart (struct _Unwind_Context *);