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(parent: 38417d3) | patch
* gcse.c (hash_scan_set): If cprop, see if REG_EQUAL or REG_EQUIV.
authorkenner <kenner@138bc75d-0d04-0410-961f-82ee72b054a4>
Fri, 16 Feb 2001 19:29:49 +0000 (19:29 +0000)
committerkenner <kenner@138bc75d-0d04-0410-961f-82ee72b054a4>
Fri, 16 Feb 2001 19:29:49 +0000 (19:29 +0000)
commit1b80ba0503f341b89786a5891dfd2174d78ac80f
tree9e827a88ee3e8c8964cf2f67d525acf57abbd4f0tree | snapshot
parent38417d3ec669bf401d61514a71b729f9d676f44dcommit | diff
* gcse.c (hash_scan_set): If cprop, see if REG_EQUAL or REG_EQUIV.
Don't CSE a nop.
(hash_scan_insn): Clean up calls to hash_scan_set.
(compute_kill_rd): REGNO now unsigned.
(try_replace_reg): Rework to use simplify_replace_rtx.
(cprop_jump, cprop_cc0_jump): Likewise.
(cprop_insn): Call find_reg_equal_equiv_note.
Reflect changes to cprop_jump and cprop_cc0_jump.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@39774 138bc75d-0d04-0410-961f-82ee72b054a4
gcc/ChangeLog diff | blob | history
gcc/gcse.c diff | blob | history
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