diff options
| author | hjl <hjl@138bc75d-0d04-0410-961f-82ee72b054a4> | 2008-08-01 16:05:50 +0000 |
|---|---|---|
| committer | hjl <hjl@138bc75d-0d04-0410-961f-82ee72b054a4> | 2008-08-01 16:05:50 +0000 |
| commit | f67544691ecb19956ec1966d4535e93ffe441ca1 (patch) | |
| tree | 300beb980cbb2fa21be5dba1b56cc5721243aaab /gcc/cfgexpand.c | |
| parent | f00b5e356b0d32c82a91371060636a9a3278caac (diff) | |
| download | gcc-f67544691ecb19956ec1966d4535e93ffe441ca1.tar.gz | |
2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
* cfgexpand.c (expand_stack_alignment): Assert that
stack_realign_drap and drap_rtx must match.
* function.c (instantiate_new_reg): If DRAP is used to realign
stack, replace virtual_incoming_args_rtx with internal arg
pointer.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138524 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/cfgexpand.c')
| -rw-r--r-- | gcc/cfgexpand.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/gcc/cfgexpand.c b/gcc/cfgexpand.c index c9faa49d4ab..a943eff6ec1 100644 --- a/gcc/cfgexpand.c +++ b/gcc/cfgexpand.c @@ -2226,6 +2226,9 @@ expand_stack_alignment (void) gcc_assert (targetm.calls.get_drap_rtx != NULL); drap_rtx = targetm.calls.get_drap_rtx (); + /* stack_realign_drap and drap_rtx must match. */ + gcc_assert ((stack_realign_drap != 0) == (drap_rtx != NULL)); + /* Do nothing if NULL is returned, which means DRAP is not needed. */ if (NULL != drap_rtx) { |