[PATCH 35/42] i386: Emulate MMX abs<mode>2 with SSE
H.J. Lu
hjl.tools@gmail.com
Sat Feb 16 00:43:00 GMT 2019
Emulate MMX abs<mode>2 with SSE. Only SSE register source operand is
allowed.
PR target/89021
* config/i386/sse.md (abs<mode>2): Add SSE emulation.
---
gcc/config/i386/sse.md | 15 +++++++++------
1 file changed, 9 insertions(+), 6 deletions(-)
diff --git a/gcc/config/i386/sse.md b/gcc/config/i386/sse.md
index ec68b5dc2ce..92f5ad17156 100644
--- a/gcc/config/i386/sse.md
+++ b/gcc/config/i386/sse.md
@@ -15942,16 +15942,19 @@
})
(define_insn "abs<mode>2"
- [(set (match_operand:MMXMODEI 0 "register_operand" "=y")
+ [(set (match_operand:MMXMODEI 0 "register_operand" "=y,Yv")
(abs:MMXMODEI
- (match_operand:MMXMODEI 1 "nonimmediate_operand" "ym")))]
- "TARGET_SSSE3"
- "pabs<mmxvecsize>\t{%1, %0|%0, %1}";
- [(set_attr "type" "sselog1")
+ (match_operand:MMXMODEI 1 "register_mmxmem_operand" "ym,Yv")))]
+ "(TARGET_MMX || TARGET_MMX_WITH_SSE) && TARGET_SSSE3"
+ "@
+ pabs<mmxvecsize>\t{%1, %0|%0, %1}
+ %vpabs<mmxvecsize>\t{%1, %0|%0, %1}"
+ [(set_attr "mmx_isa" "native,x64")
+ (set_attr "type" "sselog1")
(set_attr "prefix_rep" "0")
(set_attr "prefix_extra" "1")
(set (attr "prefix_rex") (symbol_ref "x86_extended_reg_mentioned_p (insn)"))
- (set_attr "mode" "DI")])
+ (set_attr "mode" "DI,TI")])
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;;
--
2.20.1
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