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libgcc-ia64.ver: Export _Unwind_GetBSP@@GCC_3.3.2.

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* config/ia64/libgcc-ia64.ver: Export _Unwind_GetBSP@@GCC_3.3.2.
	* config/ia64/unwind-ia64.c (_Unwind_GetBSP): New function.
	* unwind.h (_Unwind_GetBSP): New prototype.
	* libgcc-std.ver: Add empty GCC_3.3.2 version.
	* mkmap-symver.awk: For symbol versions with no exported symbols,
	don't put anything into version script, just change all symbol
	versions which inherit from it to inherit from its ancestor.

From-SVN: r71057
This commit is contained in:
Jakub Jelinek 2003-09-04 12:47:46 +02:00 committed by Jakub Jelinek
parent ec24a74030
commit bc93e287d0
6 changed files with 40 additions and 6 deletions
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10
gcc/ChangeLog
View File

@ -1,3 +1,13 @@
2003-09-04 Jakub Jelinek <jakub@redhat.com>
* config/ia64/libgcc-ia64.ver: Export _Unwind_GetBSP@@GCC_3.3.2.
* config/ia64/unwind-ia64.c (_Unwind_GetBSP): New function.
* unwind.h (_Unwind_GetBSP): New prototype.
* libgcc-std.ver: Add empty GCC_3.3.2 version.
* mkmap-symver.awk: For symbol versions with no exported symbols,
don't put anything into version script, just change all symbol
versions which inherit from it to inherit from its ancestor.
2003-09-04 Eric Christopher <echristo@redhat.com>
* config/mips/mips.c (mips_expand_prologue): Convert to

3
gcc/config/ia64/libgcc-ia64.ver
View File

@ -7,3 +7,6 @@ GCC_3.0 {
__ia64_trampoline
__ia64_backtrace
}
GCC_3.3.2 {
_Unwind_GetBSP
}

8
gcc/config/ia64/unwind-ia64.c
View File

@ -1667,6 +1667,14 @@ _Unwind_GetCFA (struct _Unwind_Context *context)
return (_Unwind_Ptr) context->psp;
}
/* Get the value of the Backing Store Pointer as saved in CONTEXT. */
_Unwind_Word
_Unwind_GetBSP (struct _Unwind_Context *context)
{
return (_Unwind_Ptr) context->bsp;
}
static _Unwind_Reason_Code
uw_frame_state_for (struct _Unwind_Context *context, _Unwind_FrameState *fs)

6
gcc/libgcc-std.ver
View File

@ -191,7 +191,11 @@ GCC_3.3.1 {
__gcc_personality_v0
}
%inherit GCC_3.4 GCC_3.3.1
%inherit GCC_3.3.2 GCC_3.3.1
GCC_3.3.2 {
}
%inherit GCC_3.4 GCC_3.3.2
GCC_3.4 {
# bit scanning and counting built-ins
__clzsi2

16
gcc/mkmap-symver.awk
View File

@ -95,22 +95,28 @@ function output(lib) {
if (inherit[lib])
output(inherit[lib]);
printf("%s {\n", lib);
sawglobal = 0;
empty=1
for (sym in ver)
if ((ver[sym] == lib) && (sym in def))
{
if (!sawglobal)
if (empty)
{
printf("%s {\n", lib);
printf(" global:\n");
sawglobal = 1;
empty = 0;
}
printf("\t%s;\n", sym);
if (dotsyms)
printf("\t.%s;\n", sym);
}
if (inherit[lib])
if (empty)
{
for (l in libs)
if (inherit[l] == lib)
inherit[l] = inherit[lib];
}
else if (inherit[lib])
printf("} %s;\n", inherit[lib]);
else
printf ("\n local:\n\t*;\n};\n");

3
gcc/unwind.h
View File

@ -210,6 +210,9 @@ _Unwind_GetTextRelBase (struct _Unwind_Context *_C __attribute__ ((__unused__)))
abort ();
return 0;
}
/* @@@ Retrieve the Backing Store Pointer of the given context. */
extern _Unwind_Word _Unwind_GetBSP (struct _Unwind_Context *);
#else
extern _Unwind_Ptr _Unwind_GetDataRelBase (struct _Unwind_Context *);
extern _Unwind_Ptr _Unwind_GetTextRelBase (struct _Unwind_Context *);