diff --git a/gcc/config/i386/i386-expand.c b/gcc/config/i386/i386-expand.c index 61b2f921f41..e9f11bca78a 100644 --- a/gcc/config/i386/i386-expand.c +++ b/gcc/config/i386/i386-expand.c @@ -3702,6 +3702,19 @@ ix86_expand_sse_movcc (rtx dest, rtx cmp, rtx op_true, rtx op_false) op_true = force_reg (mode, op_true); } break; + case E_V8QImode: + case E_V4HImode: + case E_V2SImode: + if (TARGET_SSE4_1) + { + gen = gen_mmx_pblendvb; + if (mode != V8QImode) + d = gen_reg_rtx (V8QImode); + op_false = gen_lowpart (V8QImode, op_false); + op_true = gen_lowpart (V8QImode, op_true); + cmp = gen_lowpart (V8QImode, cmp); + } + break; case E_V16QImode: case E_V8HImode: case E_V4SImode: diff --git a/gcc/config/i386/i386.md b/gcc/config/i386/i386.md index f79fd122f56..74e924f3c04 100644 --- a/gcc/config/i386/i386.md +++ b/gcc/config/i386/i386.md @@ -118,6 +118,7 @@ UNSPEC_FIX_NOTRUNC UNSPEC_MASKMOV UNSPEC_MOVMSK + UNSPEC_BLENDV UNSPEC_RCP UNSPEC_RSQRT UNSPEC_PSADBW diff --git a/gcc/config/i386/mmx.md b/gcc/config/i386/mmx.md index 295501dec2f..f08570856f9 100644 --- a/gcc/config/i386/mmx.md +++ b/gcc/config/i386/mmx.md @@ -1700,6 +1700,26 @@ DONE; }) +(define_insn "mmx_pblendvb" + [(set (match_operand:V8QI 0 "register_operand" "=Yr,*x,x") + (unspec:V8QI + [(match_operand:V8QI 1 "register_operand" "0,0,x") + (match_operand:V8QI 2 "register_operand" "Yr,*x,x") + (match_operand:V8QI 3 "register_operand" "Yz,Yz,x")] + UNSPEC_BLENDV))] + "TARGET_SSE4_1 && TARGET_MMX_WITH_SSE" + "@ + pblendvb\t{%3, %2, %0|%0, %2, %3} + pblendvb\t{%3, %2, %0|%0, %2, %3} + vpblendvb\t{%3, %2, %1, %0|%0, %1, %2, %3}" + [(set_attr "isa" "noavx,noavx,avx") + (set_attr "type" "ssemov") + (set_attr "prefix_extra" "1") + (set_attr "length_immediate" "*,*,1") + (set_attr "prefix" "orig,orig,vex") + (set_attr "btver2_decode" "vector") + (set_attr "mode" "TI")]) + ;; XOP parallel XMM conditional moves (define_insn "*xop_pcmov_" [(set (match_operand:MMXMODEI 0 "register_operand" "=x") diff --git a/gcc/config/i386/sse.md b/gcc/config/i386/sse.md index 897cf3eaea9..244fb13e97a 100644 --- a/gcc/config/i386/sse.md +++ b/gcc/config/i386/sse.md @@ -39,7 +39,6 @@ UNSPEC_INSERTQ ;; For SSE4.1 support - UNSPEC_BLENDV UNSPEC_INSERTPS UNSPEC_DP UNSPEC_MOVNTDQA