[PATCH 25/41] i386: Emulate MMX movntq with SSE2 movntidi

[H.J. Lu]

Emulate MMX movntq with SSE2 movntidi.  Only register source operand is
allowed.

        PR target/89021
        * config/i386/mmx.md (sse_movntq): Add SSE2 emulation.
---
 gcc/config/i386/mmx.md | 14 +++++++++-----
 1 file changed, 9 insertions(+), 5 deletions(-)

diff --git a/gcc/config/i386/mmx.md b/gcc/config/i386/mmx.md
index 098e41e19c3..b06f0af984a 100644
--- a/gcc/config/i386/mmx.md
+++ b/gcc/config/i386/mmx.md
@@ -214,12 +214,16 @@
 })
 
 (define_insn "sse_movntq"
-  [(set (match_operand:DI 0 "memory_operand" "=m")
-       (unspec:DI [(match_operand:DI 1 "register_operand" "y")]
+  [(set (match_operand:DI 0 "memory_operand" "=m,m")
+       (unspec:DI [(match_operand:DI 1 "register_operand" "y,r")]
                   UNSPEC_MOVNTQ))]
-  "TARGET_SSE || TARGET_3DNOW_A"
-  "movntq\t{%1, %0|%0, %1}"
-  [(set_attr "type" "mmxmov")
+  "(TARGET_MMX || TARGET_MMX_WITH_SSE)
+   && (TARGET_SSE || TARGET_3DNOW_A)"
+  "@
+   movntq\t{%1, %0|%0, %1}
+   movnti\t{%1, %0|%0, %1}"
+  [(set_attr "mmx_isa" "native,x64")
+   (set_attr "type" "mmxmov,ssemov")
    (set_attr "mode" "DI")])
 
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-- 
2.20.1