Emulate MMX umulv1siv1di3 with SSE2. Only SSE register source operand
is allowed.
PR target/89021
* config/i386/mmx.md (*sse2_umulv1siv1di3): Add SSE2 emulation.
---
gcc/config/i386/mmx.md | 17 +++++++++++------
1 file changed, 11 insertions(+), 6 deletions(-)
diff --git a/gcc/config/i386/mmx.md b/gcc/config/i386/mmx.md
index 569aeae98ab..8dc17f0241f 100644
--- a/gcc/config/i386/mmx.md
+++ b/gcc/config/i386/mmx.md
@@ -949,20 +949,25 @@
"ix86_fixup_binary_operands_no_copy (MULT, V2SImode, operands);")
(define_insn "*sse2_umulv1siv1di3"
- [(set (match_operand:V1DI 0 "register_operand" "=y")
+ [(set (match_operand:V1DI 0 "register_operand" "=y,Yx,Yy")
(mult:V1DI
(zero_extend:V1DI
(vec_select:V1SI
- (match_operand:V2SI 1 "nonimmediate_operand" "%0")
+ (match_operand:V2SI 1 "nonimmediate_operand" "%0,0,Yy")
(parallel [(const_int 0)])))
(zero_extend:V1DI
(vec_select:V1SI
- (match_operand:V2SI 2 "nonimmediate_operand" "ym")
+ (match_operand:V2SI 2 "nonimmediate_operand" "ym,Yx,Yy")
(parallel [(const_int 0)])))))]
"TARGET_SSE2 && ix86_binary_operator_ok (MULT, V2SImode, operands)"
- "pmuludq\t{%2, %0|%0, %2}"
- [(set_attr "type" "mmxmul")
- (set_attr "mode" "DI")])
+ "@
+ pmuludq\t{%2, %0|%0, %2}
+ pmuludq\t{%2, %0|%0, %2}
+ vpmuludq\t{%2, %1, %0|%0, %1, %2}"
+ [(set_attr "isa" "*,noavx,avx")
+ (set_attr "type" "mmxmul,ssemul,ssemul")
+ (set_attr "mode" "DI,TI,TI")])
+
(define_expand "mmx_<code>v4hi3"
[(set (match_operand:V4HI 0 "register_operand")
--
2.20.1
