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pa.c (pa_function_ok_for_sibcall): Remove special treatment of TARGET_ELF32. 

* config/pa/pa.c (pa_function_ok_for_sibcall): Remove special treatment
	of TARGET_ELF32.

From-SVN: r227933
This commit is contained in:
John David Anglin 2015-09-19 18:32:28 +00:00
parent 15eefe5738
commit b8b71bc0d8
2 changed files with 5 additions and 8 deletions
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gcc/ChangeLog
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@ -1,3 +1,8 @@
2015-09-19 John David Anglin <danglin@gcc.gnu.org>
* config/pa/pa.c (pa_function_ok_for_sibcall): Remove special treatment
of TARGET_ELF32.
2015-09-18 Jeff Law <law@redhat.com>
PR tree-optimization/47679

8
gcc/config/pa/pa.c
View File

@ -8510,14 +8510,6 @@ pa_function_ok_for_sibcall (tree decl, tree exp ATTRIBUTE_UNUSED)
if (TARGET_PORTABLE_RUNTIME)
return false;
/* Sibcalls are ok for TARGET_ELF32 as along as the linker is used in
single subspace mode and the call is not indirect. As far as I know,
there is no operating system support for the multiple subspace mode.
It might be possible to support indirect calls if we didn't use
$$dyncall (see the indirect sequence generated in pa_output_call). */
if (TARGET_ELF32)
return (decl != NULL_TREE);
/* Sibcalls are not ok because the arg pointer register is not a fixed
register. This prevents the sibcall optimization from occurring. In
addition, there are problems with stub placement using GNU ld. This