diff options
| author | bstarynk <bstarynk@138bc75d-0d04-0410-961f-82ee72b054a4> | 2010-11-18 10:33:36 +0000 |
|---|---|---|
| committer | bstarynk <bstarynk@138bc75d-0d04-0410-961f-82ee72b054a4> | 2010-11-18 10:33:36 +0000 |
| commit | 0f15bf2ebe4b001a06ab7869f0c7bcbb74b5469e (patch) | |
| tree | 7393ac7f037f04ea997b60a08f0eba639c9798d6 /gcc/var-tracking.c | |
| parent | 80135bd9bbf06da9d0214ece3c59c301d3af3a2b (diff) | |
| download | gcc-0f15bf2ebe4b001a06ab7869f0c7bcbb74b5469e.tar.gz | |
2010-11-18 Basile Starynkevitch <basile@starynkevitch.net>
MELT branch merged with trunk rev 166897
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/melt-branch@166899 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/var-tracking.c')
| -rw-r--r-- | gcc/var-tracking.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/gcc/var-tracking.c b/gcc/var-tracking.c index b9c6908e2b3..85847f0263f 100644 --- a/gcc/var-tracking.c +++ b/gcc/var-tracking.c @@ -92,6 +92,7 @@ #include "tm.h" #include "rtl.h" #include "tree.h" +#include "tm_p.h" #include "hard-reg-set.h" #include "basic-block.h" #include "flags.h" @@ -8229,6 +8230,11 @@ vt_init_cfa_base (void) if (!MAY_HAVE_DEBUG_INSNS) return; + /* Tell alias analysis that cfa_base_rtx should share + find_base_term value with stack pointer or hard frame pointer. */ + vt_equate_reg_base_value (cfa_base_rtx, + frame_pointer_needed + ? hard_frame_pointer_rtx : stack_pointer_rtx); val = cselib_lookup_from_insn (cfa_base_rtx, GET_MODE (cfa_base_rtx), 1, get_insns ()); preserve_value (val); |