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| author | amylaar <amylaar@138bc75d-0d04-0410-961f-82ee72b054a4> | 2013-04-08 16:03:05 +0000 |
|---|---|---|
| committer | amylaar <amylaar@138bc75d-0d04-0410-961f-82ee72b054a4> | 2013-04-08 16:03:05 +0000 |
| commit | 9d8aebe9999f5a1a51d1f1e6e275b1a4af2c0cc6 (patch) | |
| tree | 634de7ea68528ea0010941438503fde4c98be4ef /gcc/config/epiphany | |
| parent | 2467b38475275dbb53e078100a686cd1dbc53802 (diff) | |
| download | gcc-9d8aebe9999f5a1a51d1f1e6e275b1a4af2c0cc6.tar.gz | |
* config/epiphany/epiphany.md (<insn_opname>v2si3):
Use gen_addsi3_i / gen_subsi3_i.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@197592 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/config/epiphany')
| -rw-r--r-- | gcc/config/epiphany/epiphany.md | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/gcc/config/epiphany/epiphany.md b/gcc/config/epiphany/epiphany.md index 4bb8da39511..7b63ef25da6 100644 --- a/gcc/config/epiphany/epiphany.md +++ b/gcc/config/epiphany/epiphany.md @@ -2429,6 +2429,11 @@ [(plus "add") (minus "sub") (mult "mul") (div "div") (and "and") (ior "ior") (xor "xor")]) +; The addsi3 / subsi3 do checks that we don't want when splitting V2SImode +; operations into two SImode operations. +(define_code_attr si_pattern_suffix + [(plus "_i") (minus "_i") (and "") (ior "") (xor "")]) + ; You might think that this would work better as a define_expand, but ; again lower_subreg pessimizes the code if it sees indiviudual operations. ; We need to keep inputs and outputs as register pairs if we want to @@ -2455,8 +2460,8 @@ o1h = copy_to_mode_reg (SImode, o1h); if (reg_overlap_mentioned_p (o0l, o2h)) o2h = copy_to_mode_reg (SImode, o2h); - emit_insn (gen_<insn_opname>si3 (o0l, o1l, o2l)); - emit_insn (gen_<insn_opname>si3 (o0h, o1h, o2h)); + emit_insn (gen_<insn_opname>si3<si_pattern_suffix> (o0l, o1l, o2l)); + emit_insn (gen_<insn_opname>si3<si_pattern_suffix> (o0h, o1h, o2h)); DONE; } [(set_attr "length" "8")]) |