summaryrefslogtreecommitdiff
path: root/gcc/config/pa
diff options
context:
space:
mode:
authorbstarynk <bstarynk@138bc75d-0d04-0410-961f-82ee72b054a4>2011-12-01 06:24:29 +0000
committerbstarynk <bstarynk@138bc75d-0d04-0410-961f-82ee72b054a4>2011-12-01 06:24:29 +0000
commitf24329deac63d825805147fd7c084816af66c318 (patch)
tree3c6094673888e95f2c66b8a07e514ddf36be3d53 /gcc/config/pa
parent7c57630f83df248e0ed7fb5c8447c0be30852296 (diff)
downloadgcc-f24329deac63d825805147fd7c084816af66c318.tar.gz
2011-12-01 Basile Starynkevitch <basile@starynkevitch.net>
MELT branch merged with trunk rev 181872 using svnmerge git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/melt-branch@181873 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/config/pa')
-rw-r--r--gcc/config/pa/pa.md12
1 files changed, 8 insertions, 4 deletions
diff --git a/gcc/config/pa/pa.md b/gcc/config/pa/pa.md
index 1be614c3241..d5417febe8b 100644
--- a/gcc/config/pa/pa.md
+++ b/gcc/config/pa/pa.md
@@ -121,10 +121,12 @@
;; Attributes for instruction and branch scheduling
-;; For conditional branches.
+;; For conditional branches. Frame related instructions are not allowed
+;; because they confuse the unwind support.
(define_attr "in_branch_delay" "false,true"
(if_then_else (and (eq_attr "type" "!uncond_branch,btable_branch,branch,cbranch,fbranch,call,dyncall,multi,milli,parallel_branch")
- (eq_attr "length" "4"))
+ (eq_attr "length" "4")
+ (not (match_test "RTX_FRAME_RELATED_P (insn)")))
(const_string "true")
(const_string "false")))
@@ -132,7 +134,8 @@
;; even if the instruction is nullified.
(define_attr "in_nullified_branch_delay" "false,true"
(if_then_else (and (eq_attr "type" "!uncond_branch,btable_branch,branch,cbranch,fbranch,call,dyncall,multi,milli,fpcc,fpalu,fpmulsgl,fpmuldbl,fpdivsgl,fpdivdbl,fpsqrtsgl,fpsqrtdbl,parallel_branch")
- (eq_attr "length" "4"))
+ (eq_attr "length" "4")
+ (not (match_test "RTX_FRAME_RELATED_P (insn)")))
(const_string "true")
(const_string "false")))
@@ -140,7 +143,8 @@
;; delay slot.
(define_attr "in_call_delay" "false,true"
(cond [(and (eq_attr "type" "!uncond_branch,btable_branch,branch,cbranch,fbranch,call,dyncall,multi,milli,parallel_branch")
- (eq_attr "length" "4"))
+ (eq_attr "length" "4")
+ (not (match_test "RTX_FRAME_RELATED_P (insn)")))
(const_string "true")
(eq_attr "type" "uncond_branch")
(if_then_else (match_test "TARGET_JUMP_IN_DELAY")