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authorDavid S. Miller <davem@redhat.com>2002-05-10 05:50:11 -0700
committerDavid S. Miller <davem@gcc.gnu.org>2002-05-10 05:50:11 -0700
commitcf40ea15f61a4535859ca50195eb58a63e3de1ba (patch)
treeb339206e3fbe7651c9692cd72f387b4671880f3f /gcc/reorg.c
parent1a499b9250dfd05a03485d281e873b437d67bc9e (diff)
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rtl.h (struct rtx_def): Document unchanging and in_struct flags more accurately.
2002-05-09 David S. Miller <davem@redhat.com> * rtl.h (struct rtx_def): Document unchanging and in_struct flags more accurately. (INSN_ANNULLED_BRANCH_P): Only valid for JUMP_INSN and CALL_INSN, fix comment. (INSN_FROM_TARGET_P): Valid also for CALL_INSN. * doc/rtl.texi: Document these macros more accurately. * recog.c (whole file): Only mess with INSN_ANNULLED_BRANCH_P for JUMP_INSNs and CALL_INSNs. * resource.c (whole file): Only mess with INSN_ANNULLED_BRANCH_P or INSN_FROM_TARGET_P if the code is appropriate. From-SVN: r53360
Diffstat (limited to 'gcc/reorg.c')
-rw-r--r--gcc/reorg.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/gcc/reorg.c b/gcc/reorg.c
index 659fc00..e6793ed 100644
--- a/gcc/reorg.c
+++ b/gcc/reorg.c
@@ -617,7 +617,8 @@ delete_from_delay_slot (insn)
annul flag. */
if (delay_list)
trial = emit_delay_sequence (trial, delay_list, XVECLEN (seq, 0) - 2);
- else
+ else if (GET_CODE (trial) == JUMP_INSN
+ || GET_CODE (trial) == CALL_INSN)
INSN_ANNULLED_BRANCH_P (trial) = 0;
INSN_FROM_TARGET_P (insn) = 0;
@@ -3628,7 +3629,9 @@ dbr_schedule (first, file)
{
rtx target;
- INSN_ANNULLED_BRANCH_P (insn) = 0;
+ if (GET_CODE (insn) == JUMP_INSN
+ || GET_CODE (insn) == CALL_INSN)
+ INSN_ANNULLED_BRANCH_P (insn) = 0;
INSN_FROM_TARGET_P (insn) = 0;
/* Skip vector tables. We can't get attributes for them. */