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| author | rth <rth@138bc75d-0d04-0410-961f-82ee72b054a4> | 2000-10-29 05:41:44 +0000 |
|---|---|---|
| committer | rth <rth@138bc75d-0d04-0410-961f-82ee72b054a4> | 2000-10-29 05:41:44 +0000 |
| commit | 8f7583621634f0d25e25c4047ed37d9bb52ce23d (patch) | |
| tree | bad41af96deb3bd6dbfff17257cb8ebc7be57132 | |
| parent | c9c8f775a6992e5d0779d625004b302420ec24a2 (diff) | |
| download | ppe42-gcc-8f7583621634f0d25e25c4047ed37d9bb52ce23d.tar.gz ppe42-gcc-8f7583621634f0d25e25c4047ed37d9bb52ce23d.zip | |
* regrename.c (scan_rtx_address): Frob action, not class,
when trying to disable optimization.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@37117 138bc75d-0d04-0410-961f-82ee72b054a4
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/regrename.c | 4 |
2 files changed, 8 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 876b6671baf..9472fa0df4c 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2000-10-28 Richard Henderson <rth@redhat.com> + + * regrename.c (scan_rtx_address): Frob action, not class, + when trying to disable optimization. + 2000-10-28 Mark Mitchell <mark@codesourcery.com> * c-semantics.c (make_rtl_for_local_static): Don't clobber diff --git a/gcc/regrename.c b/gcc/regrename.c index ffe6d422b39..5078585647e 100644 --- a/gcc/regrename.c +++ b/gcc/regrename.c @@ -475,7 +475,9 @@ scan_rtx_address (insn, loc, class, action, mode) case PRE_DEC: case PRE_MODIFY: #ifndef AUTO_INC_DEC - class = NO_REGS; + /* If the target doesn't claim to handle autoinc, this must be + something special, like a stack push. Kill this chain. */ + action = terminate_all_read; #endif break; |
