On 2/10/19, H.J. Lu <hjl.to...@gmail.com> wrote:
> Emulate MMX mmx_eq/mmx_gt<mode>3 with SSE. Only SSE register source
> operand is allowed.
>
> PR target/89021
> * config/i386/mmx.md (mmx_eq<mode>3): Also allow
> TARGET_MMX_WITH_SSE.
> (*mmx_eq<mode>3): Also allow TARGET_MMX_WITH_SSE. Add SSE
> support.
> (mmx_gt<mode>3): Likewise.
OK.
Uros.
> ---
> gcc/config/i386/mmx.md | 39 ++++++++++++++++++++++++---------------
> 1 file changed, 24 insertions(+), 15 deletions(-)
>
> diff --git a/gcc/config/i386/mmx.md b/gcc/config/i386/mmx.md
> index 8945ece2a03..d360e97c98b 100644
> --- a/gcc/config/i386/mmx.md
> +++ b/gcc/config/i386/mmx.md
> @@ -1063,28 +1063,37 @@
> (eq:MMXMODEI
> (match_operand:MMXMODEI 1 "nonimmediate_operand")
> (match_operand:MMXMODEI 2 "nonimmediate_operand")))]
> - "TARGET_MMX"
> + "TARGET_MMX || TARGET_MMX_WITH_SSE"
> "ix86_fixup_binary_operands_no_copy (EQ, <MODE>mode, operands);")
>
> (define_insn "*mmx_eq<mode>3"
> - [(set (match_operand:MMXMODEI 0 "register_operand" "=y")
> + [(set (match_operand:MMXMODEI 0 "register_operand" "=y,x,Yv")
> (eq:MMXMODEI
> - (match_operand:MMXMODEI 1 "nonimmediate_operand" "%0")
> - (match_operand:MMXMODEI 2 "nonimmediate_operand" "ym")))]
> - "TARGET_MMX && ix86_binary_operator_ok (EQ, <MODE>mode, operands)"
> - "pcmpeq<mmxvecsize>\t{%2, %0|%0, %2}"
> - [(set_attr "type" "mmxcmp")
> - (set_attr "mode" "DI")])
> + (match_operand:MMXMODEI 1 "nonimmediate_operand" "%0,0,Yv")
> + (match_operand:MMXMODEI 2 "nonimmediate_operand" "ym,x,Yv")))]
> + "(TARGET_MMX || TARGET_MMX_WITH_SSE)
> + && ix86_binary_operator_ok (EQ, <MODE>mode, operands)"
> + "@
> + pcmpeq<mmxvecsize>\t{%2, %0|%0, %2}
> + pcmpeq<mmxvecsize>\t{%2, %0|%0, %2}
> + vpcmpeq<mmxvecsize>\t{%2, %1, %0|%0, %1, %2}"
> + [(set_attr "mmx_isa" "native,x64_noavx,x64_avx")
> + (set_attr "type" "mmxcmp,ssecmp,ssecmp")
> + (set_attr "mode" "DI,TI,TI")])
>
> (define_insn "mmx_gt<mode>3"
> - [(set (match_operand:MMXMODEI 0 "register_operand" "=y")
> + [(set (match_operand:MMXMODEI 0 "register_operand" "=y,x,Yv")
> (gt:MMXMODEI
> - (match_operand:MMXMODEI 1 "register_operand" "0")
> - (match_operand:MMXMODEI 2 "nonimmediate_operand" "ym")))]
> - "TARGET_MMX"
> - "pcmpgt<mmxvecsize>\t{%2, %0|%0, %2}"
> - [(set_attr "type" "mmxcmp")
> - (set_attr "mode" "DI")])
> + (match_operand:MMXMODEI 1 "register_operand" "0,0,Yv")
> + (match_operand:MMXMODEI 2 "nonimmediate_operand" "ym,x,Yv")))]
> + "TARGET_MMX || TARGET_MMX_WITH_SSE"
> + "@
> + pcmpgt<mmxvecsize>\t{%2, %0|%0, %2}
> + pcmpgt<mmxvecsize>\t{%2, %0|%0, %2}
> + vpcmpgt<mmxvecsize>\t{%2, %1, %0|%0, %1, %2}"
> + [(set_attr "mmx_isa" "native,x64_noavx,x64_avx")
> + (set_attr "type" "mmxcmp,ssecmp,ssecmp")
> + (set_attr "mode" "DI,TI,TI")])
>
> ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
> ;;
> --
> 2.20.1
>
>
