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gcc/
authorbernds <bernds@138bc75d-0d04-0410-961f-82ee72b054a4>
Wed, 14 Apr 2010 20:42:02 +0000 (20:42 +0000)
committerMasaki Muranaka <monaka@monami-software.com>
Sun, 23 May 2010 05:32:32 +0000 (14:32 +0900)
commit7dcdb2bc50cfd8923e4bc111f973f790fa915245
tree40b7e0b722ca6bf252b689d1fb0c701f64533982
parent26efcb7afc5a64e2cd5b5f551c11e20a9cc4c1ae
gcc/
PR target/21803
* ifcvt.c (cond_exec_process_if_block): Look for identical sequences
at the start and end of the then/else blocks, and omit them from the
conversion.
* cfgcleanup.c (flow_find_cross_jump): No longer static.  Remove MODE
argument; all callers changed.  Pass zero to old_insns_match_p instead.
(flow_find_head_matching_sequence): New function.
(old_insns_match_p): Check REG_EH_REGION notes for calls.
* basic-block.h (flow_find_cross_jump,
flow_find_head_matching_sequence): Declare functions.

gcc/testsuite/
PR target/21803
* gcc.target/arm/pr42496.c: New test.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@158357 138bc75d-0d04-0410-961f-82ee72b054a4
gcc/ChangeLog
gcc/testsuite/ChangeLog