Hi all,
This patch removes all redundant set in vnni patterns.
Ok for trunk?
Thx,
Haochen
gcc/ChangeLog:
* config/i386/sse.md (sdot_prod<mode>): Remove redundant SET.
(usdot_prod<mode>): Ditto.
(sdot_prod<mode>): Ditto.
(udot_prod<mode>): Ditto.
---
gcc/config/i386/sse.md | 4 ----
1 file changed, 4 deletions(-)
diff --git a/gcc/config/i386/sse.md b/gcc/config/i386/sse.md
index 532738dcf94..acd10908d76 100644
--- a/gcc/config/i386/sse.md
+++ b/gcc/config/i386/sse.md
@@ -16174,7 +16174,6 @@
operands[2] = lowpart_subreg (<sseunpackmode>mode,
force_reg (<MODE>mode, operands[2]),
<MODE>mode);
- emit_insn (gen_rtx_SET (operands[0], operands[3]));
emit_insn (gen_vpdpwssd_<SDOT_VPDP_SUF> (operands[0], operands[3],
operands[1], operands[2]));
}
@@ -29963,7 +29962,6 @@
operands[2] = lowpart_subreg (<ssedvecmode>mode,
force_reg (<MODE>mode, operands[2]),
<MODE>mode);
- emit_insn (gen_rtx_SET (operands[0], operands[3]));
emit_insn (gen_vpdpbusd_<ssedvecmodelower> (operands[0], operands[3],
operands[1], operands[2]));
DONE;
@@ -30780,7 +30778,6 @@
operands[2] = lowpart_subreg (<ssedvecmode>mode,
force_reg (<MODE>mode, operands[2]),
<MODE>mode);
- emit_insn (gen_rtx_SET (operands[0], operands[3]));
emit_insn (gen_vpdpbssd_<ssedvecmodelower> (operands[0], operands[3],
operands[1], operands[2]));
}
@@ -30857,7 +30854,6 @@
operands[2] = lowpart_subreg (<ssedvecmode>mode,
force_reg (<MODE>mode, operands[2]),
<MODE>mode);
- emit_insn (gen_rtx_SET (operands[0], operands[3]));
emit_insn (gen_vpdpbuud_<ssedvecmodelower> (operands[0], operands[3],
operands[1], operands[2]));
}
--
2.31.1
