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| author | John Wehle <john@feith.com> | 2001-04-04 05:03:29 +0000 |
|---|---|---|
| committer | John Wehle <wehle@gcc.gnu.org> | 2001-04-04 05:03:29 +0000 |
| commit | 7142e318454d40004a3b1b3fe86faf5f1c12fefb (patch) | |
| tree | 540dcb2ec38a4d7571f50545eadd91725b7f7b97 /gcc/rtl.h | |
| parent | 0c918ce59cdb3039f78d82bf848a311cac7cc5a3 (diff) | |
| download | gcc-7142e318454d40004a3b1b3fe86faf5f1c12fefb.zip gcc-7142e318454d40004a3b1b3fe86faf5f1c12fefb.tar.gz gcc-7142e318454d40004a3b1b3fe86faf5f1c12fefb.tar.bz2 | |
rtl.h (set_noop_p): Declare.
* rtl.h (set_noop_p): Declare.
* flow.c (set_noop_p): Move from here ...
* rtlanal.c (set_noop_p): ... to here and enhance.
* cse.c (delete_trivially_dead_insns): Use it.
* gcse.c (hash_scan_set): Likewise.
* jump.c (delete_noop_moves): Likewise.
* recog.c (split_all_insns): Likewise.
From-SVN: r41077
Diffstat (limited to 'gcc/rtl.h')
| -rw-r--r-- | gcc/rtl.h | 1 |
1 files changed, 1 insertions, 0 deletions
@@ -1401,6 +1401,7 @@ extern int insn_dependent_p PARAMS ((rtx, rtx)); extern int reg_set_p PARAMS ((rtx, rtx)); extern rtx single_set_2 PARAMS ((rtx, rtx)); extern int multiple_sets PARAMS ((rtx)); +extern int set_noop_p PARAMS ((rtx)); extern rtx find_last_value PARAMS ((rtx, rtx *, rtx, int)); extern int refers_to_regno_p PARAMS ((unsigned int, unsigned int, rtx, rtx *)); |