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| author | rth <rth@138bc75d-0d04-0410-961f-82ee72b054a4> | 2000-03-22 23:05:12 +0000 |
|---|---|---|
| committer | rth <rth@138bc75d-0d04-0410-961f-82ee72b054a4> | 2000-03-22 23:05:12 +0000 |
| commit | 1acb7bafee60357454b4300c0a3ec1c99bd8da1e (patch) | |
| tree | b95c435742f995411de347cbf399ff9cd389d453 | |
| parent | 45e08618f6f826d14150a11d4bc72ea11db0cb9a (diff) | |
| download | gcc-1acb7bafee60357454b4300c0a3ec1c99bd8da1e.tar.gz | |
* regmove.c (combine_stack_adjustments_for_block): Check that
the stack pointer is a valid memory address.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@32691 138bc75d-0d04-0410-961f-82ee72b054a4
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/regmove.c | 1 |
2 files changed, 6 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 820a0da78e7..9fe40d10a47 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2000-03-21 Stephane Carrez <stcarrez@worldnet.fr> + + * regmove.c (combine_stack_adjustments_for_block): Check that + the stack pointer is a valid memory address. + Wed Mar 22 11:44:50 MET 2000 Jan Hubicka <jh@suse.cz> * calls.c: re-install Mar 16 emit_library_call merge. diff --git a/gcc/regmove.c b/gcc/regmove.c index 8e59c69ce77..932e8503fce 100644 --- a/gcc/regmove.c +++ b/gcc/regmove.c @@ -2361,6 +2361,7 @@ combine_stack_adjustments_for_block (bb) && GET_CODE (XEXP (dest, 0)) == PRE_DEC && XEXP (XEXP (dest, 0), 0) == stack_pointer_rtx && ! reg_mentioned_p (stack_pointer_rtx, src) + && memory_address_p (GET_MODE (dest), stack_pointer_rtx) && validate_change (insn, &SET_DEST (set), change_address (dest, VOIDmode, stack_pointer_rtx), 0)) |