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| author | ebotcazou <ebotcazou@138bc75d-0d04-0410-961f-82ee72b054a4> | 2003-11-02 08:32:23 +0000 |
|---|---|---|
| committer | ebotcazou <ebotcazou@138bc75d-0d04-0410-961f-82ee72b054a4> | 2003-11-02 08:32:23 +0000 |
| commit | df41fe2ee93d13e2e6f7f9eb5565417636525297 (patch) | |
| tree | f9f98447bfc855ed01ad956bcc0821924a93fa02 /gcc/postreload.c | |
| parent | cc7530fdf232c93cc219eabe7e52a17f2022b88d (diff) | |
| download | gcc-df41fe2ee93d13e2e6f7f9eb5565417636525297.tar.gz | |
PR optimization/12799
* postreload.c (reload_cse_move2add): Generate the add2
patterns manually.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@73195 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/postreload.c')
| -rw-r--r-- | gcc/postreload.c | 23 |
1 files changed, 11 insertions, 12 deletions
diff --git a/gcc/postreload.c b/gcc/postreload.c index 362b50ebc13..b55c4476f2d 100644 --- a/gcc/postreload.c +++ b/gcc/postreload.c @@ -1199,14 +1199,12 @@ reload_cse_move2add (rtx first) else if (rtx_cost (new_src, PLUS) < rtx_cost (src, SET) && have_add2_insn (reg, new_src)) { - rtx newpat = gen_add2_insn (reg, new_src); - if (INSN_P (newpat) && NEXT_INSN (newpat) == NULL_RTX) - newpat = PATTERN (newpat); - /* If it was the first insn of a sequence or - some other emitted insn, validate_change will - reject it. */ - validate_change (insn, &PATTERN (insn), - newpat, 0); + rtx newpat = gen_rtx_SET (VOIDmode, + reg, + gen_rtx_PLUS (GET_MODE (reg), + reg, + new_src)); + validate_change (insn, &PATTERN (insn), newpat, 0); } else { @@ -1288,10 +1286,11 @@ reload_cse_move2add (rtx first) < COSTS_N_INSNS (1) + rtx_cost (src3, SET)) && have_add2_insn (reg, new_src)) { - rtx newpat = gen_add2_insn (reg, new_src); - if (INSN_P (newpat) - && NEXT_INSN (newpat) == NULL_RTX) - newpat = PATTERN (newpat); + rtx newpat = gen_rtx_SET (VOIDmode, + reg, + gen_rtx_PLUS (GET_MODE (reg), + reg, + new_src)); success = validate_change (next, &PATTERN (next), newpat, 0); |