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| author | aoliva <aoliva@138bc75d-0d04-0410-961f-82ee72b054a4> | 2001-05-09 13:40:49 +0000 |
|---|---|---|
| committer | aoliva <aoliva@138bc75d-0d04-0410-961f-82ee72b054a4> | 2001-05-09 13:40:49 +0000 |
| commit | d95244df86628c2fafc30dd91fab48636e4a183e (patch) | |
| tree | 8c07938788b37a64952f4c5e4a7153e4c84f3f8d /gcc/regclass.c | |
| parent | 68a760821f693304ebdbfdc96d36563978df4316 (diff) | |
| download | ppe42-gcc-d95244df86628c2fafc30dd91fab48636e4a183e.tar.gz ppe42-gcc-d95244df86628c2fafc30dd91fab48636e4a183e.zip | |
* regclass.c (scan_one_insn): Update REG_N_REFS when optimizing
handling of two-address insns.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@41925 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/regclass.c')
| -rw-r--r-- | gcc/regclass.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/gcc/regclass.c b/gcc/regclass.c index 001015f7c2e..82d90faa525 100644 --- a/gcc/regclass.c +++ b/gcc/regclass.c @@ -1058,11 +1058,16 @@ scan_one_insn (insn, pass) /* This makes one more setting of new insns's dest. */ REG_N_SETS (REGNO (recog_data.operand[0]))++; + REG_N_REFS (REGNO (recog_data.operand[0]))++; *recog_data.operand_loc[1] = recog_data.operand[0]; + REG_N_REFS (REGNO (recog_data.operand[0]))++; for (i = recog_data.n_dups - 1; i >= 0; i--) if (recog_data.dup_num[i] == 1) - *recog_data.dup_loc[i] = recog_data.operand[0]; + { + *recog_data.dup_loc[i] = recog_data.operand[0]; + REG_N_REFS (REGNO (recog_data.operand[0]))++; + } return PREV_INSN (newinsn); } |
