blob: b4ff08cd2543c50b2def89bb9bd66ccce1438db1 [file] [log] [blame]
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mtriple=x86_64-unknown -mattr=+ssse3 | FileCheck %s --check-prefixes=SSSE3,SSSE3-SLOW
; RUN: llc < %s -mtriple=x86_64-unknown -mattr=+ssse3,fast-hops | FileCheck %s --check-prefixes=SSSE3,SSSE3-FAST
; RUN: llc < %s -mtriple=x86_64-unknown -mattr=+avx | FileCheck %s --check-prefixes=AVX,AVX-SLOW
; RUN: llc < %s -mtriple=x86_64-unknown -mattr=+avx,fast-hops | FileCheck %s --check-prefixes=AVX,AVX-FAST
define <8 x i16> @phaddw1(<8 x i16> %x, <8 x i16> %y) {
; SSSE3-LABEL: phaddw1:
; SSSE3: # %bb.0:
; SSSE3-NEXT: phaddw %xmm1, %xmm0
; SSSE3-NEXT: retq
;
; AVX-LABEL: phaddw1:
; AVX: # %bb.0:
; AVX-NEXT: vphaddw %xmm1, %xmm0, %xmm0
; AVX-NEXT: retq
%a = shufflevector <8 x i16> %x, <8 x i16> %y, <8 x i32> <i32 0, i32 2, i32 4, i32 6, i32 8, i32 10, i32 12, i32 14>
%b = shufflevector <8 x i16> %x, <8 x i16> %y, <8 x i32> <i32 1, i32 3, i32 5, i32 7, i32 9, i32 11, i32 13, i32 15>
%r = add <8 x i16> %a, %b
ret <8 x i16> %r
}
define <8 x i16> @phaddw2(<8 x i16> %x, <8 x i16> %y) {
; SSSE3-LABEL: phaddw2:
; SSSE3: # %bb.0:
; SSSE3-NEXT: phaddw %xmm1, %xmm0
; SSSE3-NEXT: retq
;
; AVX-LABEL: phaddw2:
; AVX: # %bb.0:
; AVX-NEXT: vphaddw %xmm1, %xmm0, %xmm0
; AVX-NEXT: retq
%a = shufflevector <8 x i16> %x, <8 x i16> %y, <8 x i32> <i32 1, i32 2, i32 5, i32 6, i32 9, i32 10, i32 13, i32 14>
%b = shufflevector <8 x i16> %y, <8 x i16> %x, <8 x i32> <i32 8, i32 11, i32 12, i32 15, i32 0, i32 3, i32 4, i32 7>
%r = add <8 x i16> %a, %b
ret <8 x i16> %r
}
define <4 x i32> @phaddd1(<4 x i32> %x, <4 x i32> %y) {
; SSSE3-LABEL: phaddd1:
; SSSE3: # %bb.0:
; SSSE3-NEXT: phaddd %xmm1, %xmm0
; SSSE3-NEXT: retq
;
; AVX-LABEL: phaddd1:
; AVX: # %bb.0:
; AVX-NEXT: vphaddd %xmm1, %xmm0, %xmm0
; AVX-NEXT: retq
%a = shufflevector <4 x i32> %x, <4 x i32> %y, <4 x i32> <i32 0, i32 2, i32 4, i32 6>
%b = shufflevector <4 x i32> %x, <4 x i32> %y, <4 x i32> <i32 1, i32 3, i32 5, i32 7>
%r = add <4 x i32> %a, %b
ret <4 x i32> %r
}
define <4 x i32> @phaddd2(<4 x i32> %x, <4 x i32> %y) {
; SSSE3-LABEL: phaddd2:
; SSSE3: # %bb.0:
; SSSE3-NEXT: phaddd %xmm1, %xmm0
; SSSE3-NEXT: retq
;
; AVX-LABEL: phaddd2:
; AVX: # %bb.0:
; AVX-NEXT: vphaddd %xmm1, %xmm0, %xmm0
; AVX-NEXT: retq
%a = shufflevector <4 x i32> %x, <4 x i32> %y, <4 x i32> <i32 1, i32 2, i32 5, i32 6>
%b = shufflevector <4 x i32> %y, <4 x i32> %x, <4 x i32> <i32 4, i32 7, i32 0, i32 3>
%r = add <4 x i32> %a, %b
ret <4 x i32> %r
}
define <4 x i32> @phaddd3(<4 x i32> %x) {
; SSSE3-SLOW-LABEL: phaddd3:
; SSSE3-SLOW: # %bb.0:
; SSSE3-SLOW-NEXT: pshufd {{.*#+}} xmm1 = xmm0[2,2,3,3]
; SSSE3-SLOW-NEXT: pshufd {{.*#+}} xmm0 = xmm0[2,3,0,1]
; SSSE3-SLOW-NEXT: paddd %xmm1, %xmm0
; SSSE3-SLOW-NEXT: retq
;
; SSSE3-FAST-LABEL: phaddd3:
; SSSE3-FAST: # %bb.0:
; SSSE3-FAST-NEXT: phaddd %xmm0, %xmm0
; SSSE3-FAST-NEXT: retq
;
; AVX-SLOW-LABEL: phaddd3:
; AVX-SLOW: # %bb.0:
; AVX-SLOW-NEXT: vpshufd {{.*#+}} xmm1 = xmm0[2,2,3,3]
; AVX-SLOW-NEXT: vpshufd {{.*#+}} xmm0 = xmm0[2,3,0,1]
; AVX-SLOW-NEXT: vpaddd %xmm0, %xmm1, %xmm0
; AVX-SLOW-NEXT: retq
;
; AVX-FAST-LABEL: phaddd3:
; AVX-FAST: # %bb.0:
; AVX-FAST-NEXT: vphaddd %xmm0, %xmm0, %xmm0
; AVX-FAST-NEXT: retq
%a = shufflevector <4 x i32> %x, <4 x i32> undef, <4 x i32> <i32 undef, i32 2, i32 4, i32 6>
%b = shufflevector <4 x i32> %x, <4 x i32> undef, <4 x i32> <i32 undef, i32 3, i32 5, i32 7>
%r = add <4 x i32> %a, %b
ret <4 x i32> %r
}
define <4 x i32> @phaddd4(<4 x i32> %x) {
; SSSE3-SLOW-LABEL: phaddd4:
; SSSE3-SLOW: # %bb.0:
; SSSE3-SLOW-NEXT: pshufd {{.*#+}} xmm1 = xmm0[0,2,2,3]
; SSSE3-SLOW-NEXT: pshufd {{.*#+}} xmm0 = xmm0[1,3,2,3]
; SSSE3-SLOW-NEXT: paddd %xmm1, %xmm0
; SSSE3-SLOW-NEXT: retq
;
; SSSE3-FAST-LABEL: phaddd4:
; SSSE3-FAST: # %bb.0:
; SSSE3-FAST-NEXT: phaddd %xmm0, %xmm0
; SSSE3-FAST-NEXT: retq
;
; AVX-SLOW-LABEL: phaddd4:
; AVX-SLOW: # %bb.0:
; AVX-SLOW-NEXT: vpshufd {{.*#+}} xmm1 = xmm0[0,2,2,3]
; AVX-SLOW-NEXT: vpshufd {{.*#+}} xmm0 = xmm0[1,3,2,3]
; AVX-SLOW-NEXT: vpaddd %xmm0, %xmm1, %xmm0
; AVX-SLOW-NEXT: retq
;
; AVX-FAST-LABEL: phaddd4:
; AVX-FAST: # %bb.0:
; AVX-FAST-NEXT: vphaddd %xmm0, %xmm0, %xmm0
; AVX-FAST-NEXT: retq
%a = shufflevector <4 x i32> %x, <4 x i32> undef, <4 x i32> <i32 0, i32 2, i32 undef, i32 undef>
%b = shufflevector <4 x i32> %x, <4 x i32> undef, <4 x i32> <i32 1, i32 3, i32 undef, i32 undef>
%r = add <4 x i32> %a, %b
ret <4 x i32> %r
}
define <4 x i32> @phaddd5(<4 x i32> %x) {
; SSSE3-SLOW-LABEL: phaddd5:
; SSSE3-SLOW: # %bb.0:
; SSSE3-SLOW-NEXT: pshufd {{.*#+}} xmm1 = xmm0[0,3,2,3]
; SSSE3-SLOW-NEXT: pshufd {{.*#+}} xmm0 = xmm0[1,2,2,3]
; SSSE3-SLOW-NEXT: paddd %xmm1, %xmm0
; SSSE3-SLOW-NEXT: retq
;
; SSSE3-FAST-LABEL: phaddd5:
; SSSE3-FAST: # %bb.0:
; SSSE3-FAST-NEXT: phaddd %xmm0, %xmm0
; SSSE3-FAST-NEXT: retq
;
; AVX-SLOW-LABEL: phaddd5:
; AVX-SLOW: # %bb.0:
; AVX-SLOW-NEXT: vpshufd {{.*#+}} xmm1 = xmm0[0,3,2,3]
; AVX-SLOW-NEXT: vpshufd {{.*#+}} xmm0 = xmm0[1,2,2,3]
; AVX-SLOW-NEXT: vpaddd %xmm0, %xmm1, %xmm0
; AVX-SLOW-NEXT: retq
;
; AVX-FAST-LABEL: phaddd5:
; AVX-FAST: # %bb.0:
; AVX-FAST-NEXT: vphaddd %xmm0, %xmm0, %xmm0
; AVX-FAST-NEXT: retq
%a = shufflevector <4 x i32> %x, <4 x i32> undef, <4 x i32> <i32 0, i32 3, i32 undef, i32 undef>
%b = shufflevector <4 x i32> %x, <4 x i32> undef, <4 x i32> <i32 1, i32 2, i32 undef, i32 undef>
%r = add <4 x i32> %a, %b
ret <4 x i32> %r
}
define <4 x i32> @phaddd6(<4 x i32> %x) {
; SSSE3-SLOW-LABEL: phaddd6:
; SSSE3-SLOW: # %bb.0:
; SSSE3-SLOW-NEXT: pshufd {{.*#+}} xmm1 = xmm0[1,1,2,3]
; SSSE3-SLOW-NEXT: paddd %xmm1, %xmm0
; SSSE3-SLOW-NEXT: retq
;
; SSSE3-FAST-LABEL: phaddd6:
; SSSE3-FAST: # %bb.0:
; SSSE3-FAST-NEXT: phaddd %xmm0, %xmm0
; SSSE3-FAST-NEXT: retq
;
; AVX-SLOW-LABEL: phaddd6:
; AVX-SLOW: # %bb.0:
; AVX-SLOW-NEXT: vpshufd {{.*#+}} xmm1 = xmm0[1,1,2,3]
; AVX-SLOW-NEXT: vpaddd %xmm1, %xmm0, %xmm0
; AVX-SLOW-NEXT: retq
;
; AVX-FAST-LABEL: phaddd6:
; AVX-FAST: # %bb.0:
; AVX-FAST-NEXT: vphaddd %xmm0, %xmm0, %xmm0
; AVX-FAST-NEXT: retq
%a = shufflevector <4 x i32> %x, <4 x i32> undef, <4 x i32> <i32 0, i32 undef, i32 undef, i32 undef>
%b = shufflevector <4 x i32> %x, <4 x i32> undef, <4 x i32> <i32 1, i32 undef, i32 undef, i32 undef>
%r = add <4 x i32> %a, %b
ret <4 x i32> %r
}
define <4 x i32> @phaddd7(<4 x i32> %x) {
; SSSE3-SLOW-LABEL: phaddd7:
; SSSE3-SLOW: # %bb.0:
; SSSE3-SLOW-NEXT: pshufd {{.*#+}} xmm1 = xmm0[2,3,0,1]
; SSSE3-SLOW-NEXT: pshufd {{.*#+}} xmm0 = xmm0[2,2,3,3]
; SSSE3-SLOW-NEXT: paddd %xmm1, %xmm0
; SSSE3-SLOW-NEXT: retq
;
; SSSE3-FAST-LABEL: phaddd7:
; SSSE3-FAST: # %bb.0:
; SSSE3-FAST-NEXT: phaddd %xmm0, %xmm0
; SSSE3-FAST-NEXT: retq
;
; AVX-SLOW-LABEL: phaddd7:
; AVX-SLOW: # %bb.0:
; AVX-SLOW-NEXT: vpshufd {{.*#+}} xmm1 = xmm0[2,3,0,1]
; AVX-SLOW-NEXT: vpshufd {{.*#+}} xmm0 = xmm0[2,2,3,3]
; AVX-SLOW-NEXT: vpaddd %xmm0, %xmm1, %xmm0
; AVX-SLOW-NEXT: retq
;
; AVX-FAST-LABEL: phaddd7:
; AVX-FAST: # %bb.0:
; AVX-FAST-NEXT: vphaddd %xmm0, %xmm0, %xmm0
; AVX-FAST-NEXT: retq
%a = shufflevector <4 x i32> %x, <4 x i32> undef, <4 x i32> <i32 undef, i32 3, i32 undef, i32 undef>
%b = shufflevector <4 x i32> %x, <4 x i32> undef, <4 x i32> <i32 undef, i32 2, i32 undef, i32 undef>
%r = add <4 x i32> %a, %b
ret <4 x i32> %r
}
define <8 x i16> @phsubw1(<8 x i16> %x, <8 x i16> %y) {
; SSSE3-LABEL: phsubw1:
; SSSE3: # %bb.0:
; SSSE3-NEXT: phsubw %xmm1, %xmm0
; SSSE3-NEXT: retq
;
; AVX-LABEL: phsubw1:
; AVX: # %bb.0:
; AVX-NEXT: vphsubw %xmm1, %xmm0, %xmm0
; AVX-NEXT: retq
%a = shufflevector <8 x i16> %x, <8 x i16> %y, <8 x i32> <i32 0, i32 2, i32 4, i32 6, i32 8, i32 10, i32 12, i32 14>
%b = shufflevector <8 x i16> %x, <8 x i16> %y, <8 x i32> <i32 1, i32 3, i32 5, i32 7, i32 9, i32 11, i32 13, i32 15>
%r = sub <8 x i16> %a, %b
ret <8 x i16> %r
}
define <4 x i32> @phsubd1(<4 x i32> %x, <4 x i32> %y) {
; SSSE3-LABEL: phsubd1:
; SSSE3: # %bb.0:
; SSSE3-NEXT: phsubd %xmm1, %xmm0
; SSSE3-NEXT: retq
;
; AVX-LABEL: phsubd1:
; AVX: # %bb.0:
; AVX-NEXT: vphsubd %xmm1, %xmm0, %xmm0
; AVX-NEXT: retq
%a = shufflevector <4 x i32> %x, <4 x i32> %y, <4 x i32> <i32 0, i32 2, i32 4, i32 6>
%b = shufflevector <4 x i32> %x, <4 x i32> %y, <4 x i32> <i32 1, i32 3, i32 5, i32 7>
%r = sub <4 x i32> %a, %b
ret <4 x i32> %r
}
define <4 x i32> @phsubd2(<4 x i32> %x) {
; SSSE3-SLOW-LABEL: phsubd2:
; SSSE3-SLOW: # %bb.0:
; SSSE3-SLOW-NEXT: pshufd {{.*#+}} xmm1 = xmm0[2,2,3,3]
; SSSE3-SLOW-NEXT: pshufd {{.*#+}} xmm0 = xmm0[2,3,0,1]
; SSSE3-SLOW-NEXT: psubd %xmm0, %xmm1
; SSSE3-SLOW-NEXT: movdqa %xmm1, %xmm0
; SSSE3-SLOW-NEXT: retq
;
; SSSE3-FAST-LABEL: phsubd2:
; SSSE3-FAST: # %bb.0:
; SSSE3-FAST-NEXT: phsubd %xmm0, %xmm0
; SSSE3-FAST-NEXT: retq
;
; AVX-SLOW-LABEL: phsubd2:
; AVX-SLOW: # %bb.0:
; AVX-SLOW-NEXT: vpshufd {{.*#+}} xmm1 = xmm0[2,2,3,3]
; AVX-SLOW-NEXT: vpshufd {{.*#+}} xmm0 = xmm0[2,3,0,1]
; AVX-SLOW-NEXT: vpsubd %xmm0, %xmm1, %xmm0
; AVX-SLOW-NEXT: retq
;
; AVX-FAST-LABEL: phsubd2:
; AVX-FAST: # %bb.0:
; AVX-FAST-NEXT: vphsubd %xmm0, %xmm0, %xmm0
; AVX-FAST-NEXT: retq
%a = shufflevector <4 x i32> %x, <4 x i32> undef, <4 x i32> <i32 undef, i32 2, i32 4, i32 6>
%b = shufflevector <4 x i32> %x, <4 x i32> undef, <4 x i32> <i32 undef, i32 3, i32 5, i32 7>
%r = sub <4 x i32> %a, %b
ret <4 x i32> %r
}
define <4 x i32> @phsubd3(<4 x i32> %x) {
; SSSE3-SLOW-LABEL: phsubd3:
; SSSE3-SLOW: # %bb.0:
; SSSE3-SLOW-NEXT: pshufd {{.*#+}} xmm1 = xmm0[0,2,2,3]
; SSSE3-SLOW-NEXT: pshufd {{.*#+}} xmm0 = xmm0[1,3,2,3]
; SSSE3-SLOW-NEXT: psubd %xmm0, %xmm1
; SSSE3-SLOW-NEXT: movdqa %xmm1, %xmm0
; SSSE3-SLOW-NEXT: retq
;
; SSSE3-FAST-LABEL: phsubd3:
; SSSE3-FAST: # %bb.0:
; SSSE3-FAST-NEXT: phsubd %xmm0, %xmm0
; SSSE3-FAST-NEXT: retq
;
; AVX-SLOW-LABEL: phsubd3:
; AVX-SLOW: # %bb.0:
; AVX-SLOW-NEXT: vpshufd {{.*#+}} xmm1 = xmm0[0,2,2,3]
; AVX-SLOW-NEXT: vpshufd {{.*#+}} xmm0 = xmm0[1,3,2,3]
; AVX-SLOW-NEXT: vpsubd %xmm0, %xmm1, %xmm0
; AVX-SLOW-NEXT: retq
;
; AVX-FAST-LABEL: phsubd3:
; AVX-FAST: # %bb.0:
; AVX-FAST-NEXT: vphsubd %xmm0, %xmm0, %xmm0
; AVX-FAST-NEXT: retq
%a = shufflevector <4 x i32> %x, <4 x i32> undef, <4 x i32> <i32 0, i32 2, i32 undef, i32 undef>
%b = shufflevector <4 x i32> %x, <4 x i32> undef, <4 x i32> <i32 1, i32 3, i32 undef, i32 undef>
%r = sub <4 x i32> %a, %b
ret <4 x i32> %r
}
define <4 x i32> @phsubd4(<4 x i32> %x) {
; SSSE3-SLOW-LABEL: phsubd4:
; SSSE3-SLOW: # %bb.0:
; SSSE3-SLOW-NEXT: pshufd {{.*#+}} xmm1 = xmm0[1,1,2,3]
; SSSE3-SLOW-NEXT: psubd %xmm1, %xmm0
; SSSE3-SLOW-NEXT: retq
;
; SSSE3-FAST-LABEL: phsubd4:
; SSSE3-FAST: # %bb.0:
; SSSE3-FAST-NEXT: phsubd %xmm0, %xmm0
; SSSE3-FAST-NEXT: retq
;
; AVX-SLOW-LABEL: phsubd4:
; AVX-SLOW: # %bb.0:
; AVX-SLOW-NEXT: vpshufd {{.*#+}} xmm1 = xmm0[1,1,2,3]
; AVX-SLOW-NEXT: vpsubd %xmm1, %xmm0, %xmm0
; AVX-SLOW-NEXT: retq
;
; AVX-FAST-LABEL: phsubd4:
; AVX-FAST: # %bb.0:
; AVX-FAST-NEXT: vphsubd %xmm0, %xmm0, %xmm0
; AVX-FAST-NEXT: retq
%a = shufflevector <4 x i32> %x, <4 x i32> undef, <4 x i32> <i32 0, i32 undef, i32 undef, i32 undef>
%b = shufflevector <4 x i32> %x, <4 x i32> undef, <4 x i32> <i32 1, i32 undef, i32 undef, i32 undef>
%r = sub <4 x i32> %a, %b
ret <4 x i32> %r
}
define <8 x i16> @phsubw1_reverse(<8 x i16> %x, <8 x i16> %y) {
; SSSE3-LABEL: phsubw1_reverse:
; SSSE3: # %bb.0:
; SSSE3-NEXT: movdqa {{.*#+}} xmm3 = [2,3,6,7,10,11,14,15,14,15,10,11,12,13,14,15]
; SSSE3-NEXT: movdqa %xmm1, %xmm4
; SSSE3-NEXT: pshufb %xmm3, %xmm4
; SSSE3-NEXT: movdqa %xmm0, %xmm2
; SSSE3-NEXT: pshufb %xmm3, %xmm2
; SSSE3-NEXT: punpcklqdq {{.*#+}} xmm2 = xmm2[0],xmm4[0]
; SSSE3-NEXT: movdqa {{.*#+}} xmm3 = [0,1,4,5,8,9,12,13,8,9,12,13,12,13,14,15]
; SSSE3-NEXT: pshufb %xmm3, %xmm1
; SSSE3-NEXT: pshufb %xmm3, %xmm0
; SSSE3-NEXT: punpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm1[0]
; SSSE3-NEXT: psubw %xmm0, %xmm2
; SSSE3-NEXT: movdqa %xmm2, %xmm0
; SSSE3-NEXT: retq
;
; AVX-LABEL: phsubw1_reverse:
; AVX: # %bb.0:
; AVX-NEXT: vmovdqa {{.*#+}} xmm2 = [2,3,6,7,10,11,14,15,14,15,10,11,12,13,14,15]
; AVX-NEXT: vpshufb %xmm2, %xmm1, %xmm3
; AVX-NEXT: vpshufb %xmm2, %xmm0, %xmm2
; AVX-NEXT: vpunpcklqdq {{.*#+}} xmm2 = xmm2[0],xmm3[0]
; AVX-NEXT: vmovdqa {{.*#+}} xmm3 = [0,1,4,5,8,9,12,13,8,9,12,13,12,13,14,15]
; AVX-NEXT: vpshufb %xmm3, %xmm1, %xmm1
; AVX-NEXT: vpshufb %xmm3, %xmm0, %xmm0
; AVX-NEXT: vpunpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm1[0]
; AVX-NEXT: vpsubw %xmm0, %xmm2, %xmm0
; AVX-NEXT: retq
%a = shufflevector <8 x i16> %x, <8 x i16> %y, <8 x i32> <i32 1, i32 3, i32 5, i32 7, i32 9, i32 11, i32 13, i32 15>
%b = shufflevector <8 x i16> %x, <8 x i16> %y, <8 x i32> <i32 0, i32 2, i32 4, i32 6, i32 8, i32 10, i32 12, i32 14>
%r = sub <8 x i16> %a, %b
ret <8 x i16> %r
}
define <4 x i32> @phsubd1_reverse(<4 x i32> %x, <4 x i32> %y) {
; SSSE3-LABEL: phsubd1_reverse:
; SSSE3: # %bb.0:
; SSSE3-NEXT: movaps %xmm0, %xmm2
; SSSE3-NEXT: shufps {{.*#+}} xmm2 = xmm2[1,3],xmm1[1,3]
; SSSE3-NEXT: shufps {{.*#+}} xmm0 = xmm0[0,2],xmm1[0,2]
; SSSE3-NEXT: psubd %xmm0, %xmm2
; SSSE3-NEXT: movdqa %xmm2, %xmm0
; SSSE3-NEXT: retq
;
; AVX-LABEL: phsubd1_reverse:
; AVX: # %bb.0:
; AVX-NEXT: vshufps {{.*#+}} xmm2 = xmm0[1,3],xmm1[1,3]
; AVX-NEXT: vshufps {{.*#+}} xmm0 = xmm0[0,2],xmm1[0,2]
; AVX-NEXT: vpsubd %xmm0, %xmm2, %xmm0
; AVX-NEXT: retq
%a = shufflevector <4 x i32> %x, <4 x i32> %y, <4 x i32> <i32 1, i32 3, i32 5, i32 7>
%b = shufflevector <4 x i32> %x, <4 x i32> %y, <4 x i32> <i32 0, i32 2, i32 4, i32 6>
%r = sub <4 x i32> %a, %b
ret <4 x i32> %r
}
define <4 x i32> @phaddd_single_source1(<4 x i32> %x) {
; SSSE3-SLOW-LABEL: phaddd_single_source1:
; SSSE3-SLOW: # %bb.0:
; SSSE3-SLOW-NEXT: pshufd {{.*#+}} xmm1 = xmm0[0,1,0,2]
; SSSE3-SLOW-NEXT: pshufd {{.*#+}} xmm0 = xmm0[0,1,1,3]
; SSSE3-SLOW-NEXT: paddd %xmm1, %xmm0
; SSSE3-SLOW-NEXT: retq
;
; SSSE3-FAST-LABEL: phaddd_single_source1:
; SSSE3-FAST: # %bb.0:
; SSSE3-FAST-NEXT: phaddd %xmm0, %xmm0
; SSSE3-FAST-NEXT: retq
;
; AVX-SLOW-LABEL: phaddd_single_source1:
; AVX-SLOW: # %bb.0:
; AVX-SLOW-NEXT: vpshufd {{.*#+}} xmm1 = xmm0[0,1,0,2]
; AVX-SLOW-NEXT: vpshufd {{.*#+}} xmm0 = xmm0[0,1,1,3]
; AVX-SLOW-NEXT: vpaddd %xmm0, %xmm1, %xmm0
; AVX-SLOW-NEXT: retq
;
; AVX-FAST-LABEL: phaddd_single_source1:
; AVX-FAST: # %bb.0:
; AVX-FAST-NEXT: vphaddd %xmm0, %xmm0, %xmm0
; AVX-FAST-NEXT: retq
%l = shufflevector <4 x i32> %x, <4 x i32> undef, <4 x i32> <i32 undef, i32 undef, i32 0, i32 2>
%r = shufflevector <4 x i32> %x, <4 x i32> undef, <4 x i32> <i32 undef, i32 undef, i32 1, i32 3>
%add = add <4 x i32> %l, %r
ret <4 x i32> %add
}
define <4 x i32> @phaddd_single_source2(<4 x i32> %x) {
; SSSE3-SLOW-LABEL: phaddd_single_source2:
; SSSE3-SLOW: # %bb.0:
; SSSE3-SLOW-NEXT: pshufd {{.*#+}} xmm1 = xmm0[0,1,0,2]
; SSSE3-SLOW-NEXT: pshufd {{.*#+}} xmm0 = xmm0[0,1,1,3]
; SSSE3-SLOW-NEXT: paddd %xmm1, %xmm0
; SSSE3-SLOW-NEXT: pshufd {{.*#+}} xmm0 = xmm0[3,2,2,3]
; SSSE3-SLOW-NEXT: retq
;
; SSSE3-FAST-LABEL: phaddd_single_source2:
; SSSE3-FAST: # %bb.0:
; SSSE3-FAST-NEXT: phaddd %xmm0, %xmm0
; SSSE3-FAST-NEXT: pshufd {{.*#+}} xmm0 = xmm0[3,2,2,3]
; SSSE3-FAST-NEXT: retq
;
; AVX-SLOW-LABEL: phaddd_single_source2:
; AVX-SLOW: # %bb.0:
; AVX-SLOW-NEXT: vpshufd {{.*#+}} xmm1 = xmm0[0,1,0,2]
; AVX-SLOW-NEXT: vpshufd {{.*#+}} xmm0 = xmm0[0,1,1,3]
; AVX-SLOW-NEXT: vpaddd %xmm0, %xmm1, %xmm0
; AVX-SLOW-NEXT: vpshufd {{.*#+}} xmm0 = xmm0[3,2,2,3]
; AVX-SLOW-NEXT: retq
;
; AVX-FAST-LABEL: phaddd_single_source2:
; AVX-FAST: # %bb.0:
; AVX-FAST-NEXT: vphaddd %xmm0, %xmm0, %xmm0
; AVX-FAST-NEXT: vpshufd {{.*#+}} xmm0 = xmm0[3,2,2,3]
; AVX-FAST-NEXT: retq
%l = shufflevector <4 x i32> %x, <4 x i32> undef, <4 x i32> <i32 undef, i32 undef, i32 0, i32 2>
%r = shufflevector <4 x i32> %x, <4 x i32> undef, <4 x i32> <i32 undef, i32 undef, i32 1, i32 3>
%add = add <4 x i32> %l, %r
%shuffle2 = shufflevector <4 x i32> %add, <4 x i32> undef, <4 x i32> <i32 3, i32 2, i32 undef, i32 undef>
ret <4 x i32> %shuffle2
}
define <4 x i32> @phaddd_single_source3(<4 x i32> %x) {
; SSSE3-SLOW-LABEL: phaddd_single_source3:
; SSSE3-SLOW: # %bb.0:
; SSSE3-SLOW-NEXT: pshufd {{.*#+}} xmm1 = xmm0[0,1,0,1]
; SSSE3-SLOW-NEXT: pshufd {{.*#+}} xmm0 = xmm0[0,1,1,3]
; SSSE3-SLOW-NEXT: paddd %xmm1, %xmm0
; SSSE3-SLOW-NEXT: retq
;
; SSSE3-FAST-LABEL: phaddd_single_source3:
; SSSE3-FAST: # %bb.0:
; SSSE3-FAST-NEXT: phaddd %xmm0, %xmm0
; SSSE3-FAST-NEXT: retq
;
; AVX-SLOW-LABEL: phaddd_single_source3:
; AVX-SLOW: # %bb.0:
; AVX-SLOW-NEXT: vpshufd {{.*#+}} xmm1 = xmm0[0,1,0,1]
; AVX-SLOW-NEXT: vpmovzxdq {{.*#+}} xmm0 = xmm0[0],zero,xmm0[1],zero
; AVX-SLOW-NEXT: vpaddd %xmm0, %xmm1, %xmm0
; AVX-SLOW-NEXT: retq
;
; AVX-FAST-LABEL: phaddd_single_source3:
; AVX-FAST: # %bb.0:
; AVX-FAST-NEXT: vphaddd %xmm0, %xmm0, %xmm0
; AVX-FAST-NEXT: retq
%l = shufflevector <4 x i32> %x, <4 x i32> undef, <4 x i32> <i32 undef, i32 undef, i32 0, i32 undef>
%r = shufflevector <4 x i32> %x, <4 x i32> undef, <4 x i32> <i32 undef, i32 undef, i32 1, i32 undef>
%add = add <4 x i32> %l, %r
ret <4 x i32> %add
}
define <4 x i32> @phaddd_single_source4(<4 x i32> %x) {
; SSSE3-SLOW-LABEL: phaddd_single_source4:
; SSSE3-SLOW: # %bb.0:
; SSSE3-SLOW-NEXT: pshufd {{.*#+}} xmm1 = xmm0[0,1,2,2]
; SSSE3-SLOW-NEXT: paddd %xmm1, %xmm0
; SSSE3-SLOW-NEXT: retq
;
; SSSE3-FAST-LABEL: phaddd_single_source4:
; SSSE3-FAST: # %bb.0:
; SSSE3-FAST-NEXT: phaddd %xmm0, %xmm0
; SSSE3-FAST-NEXT: retq
;
; AVX-SLOW-LABEL: phaddd_single_source4:
; AVX-SLOW: # %bb.0:
; AVX-SLOW-NEXT: vpshufd {{.*#+}} xmm1 = xmm0[0,1,2,2]
; AVX-SLOW-NEXT: vpaddd %xmm0, %xmm1, %xmm0
; AVX-SLOW-NEXT: retq
;
; AVX-FAST-LABEL: phaddd_single_source4:
; AVX-FAST: # %bb.0:
; AVX-FAST-NEXT: vphaddd %xmm0, %xmm0, %xmm0
; AVX-FAST-NEXT: retq
%l = shufflevector <4 x i32> %x, <4 x i32> undef, <4 x i32> <i32 undef, i32 undef, i32 undef, i32 2>
%add = add <4 x i32> %l, %x
ret <4 x i32> %add
}
define <4 x i32> @phaddd_single_source5(<4 x i32> %x) {
; SSSE3-SLOW-LABEL: phaddd_single_source5:
; SSSE3-SLOW: # %bb.0:
; SSSE3-SLOW-NEXT: pshufd {{.*#+}} xmm1 = xmm0[0,1,2,2]
; SSSE3-SLOW-NEXT: paddd %xmm0, %xmm1
; SSSE3-SLOW-NEXT: pshufd {{.*#+}} xmm0 = xmm1[3,1,2,3]
; SSSE3-SLOW-NEXT: retq
;
; SSSE3-FAST-LABEL: phaddd_single_source5:
; SSSE3-FAST: # %bb.0:
; SSSE3-FAST-NEXT: phaddd %xmm0, %xmm0
; SSSE3-FAST-NEXT: pshufd {{.*#+}} xmm0 = xmm0[3,1,2,3]
; SSSE3-FAST-NEXT: retq
;
; AVX-SLOW-LABEL: phaddd_single_source5:
; AVX-SLOW: # %bb.0:
; AVX-SLOW-NEXT: vpshufd {{.*#+}} xmm1 = xmm0[0,1,2,2]
; AVX-SLOW-NEXT: vpaddd %xmm0, %xmm1, %xmm0
; AVX-SLOW-NEXT: vpshufd {{.*#+}} xmm0 = xmm0[3,1,2,3]
; AVX-SLOW-NEXT: retq
;
; AVX-FAST-LABEL: phaddd_single_source5:
; AVX-FAST: # %bb.0:
; AVX-FAST-NEXT: vphaddd %xmm0, %xmm0, %xmm0
; AVX-FAST-NEXT: vpshufd {{.*#+}} xmm0 = xmm0[3,1,2,3]
; AVX-FAST-NEXT: retq
%l = shufflevector <4 x i32> %x, <4 x i32> undef, <4 x i32> <i32 undef, i32 undef, i32 undef, i32 2>
%add = add <4 x i32> %l, %x
%shuffle2 = shufflevector <4 x i32> %add, <4 x i32> undef, <4 x i32> <i32 3, i32 undef, i32 undef, i32 undef>
ret <4 x i32> %shuffle2
}
define <4 x i32> @phaddd_single_source6(<4 x i32> %x) {
; SSSE3-SLOW-LABEL: phaddd_single_source6:
; SSSE3-SLOW: # %bb.0:
; SSSE3-SLOW-NEXT: pshufd {{.*#+}} xmm1 = xmm0[0,1,0,1]
; SSSE3-SLOW-NEXT: pshufd {{.*#+}} xmm0 = xmm0[0,1,1,3]
; SSSE3-SLOW-NEXT: paddd %xmm1, %xmm0
; SSSE3-SLOW-NEXT: pshufd {{.*#+}} xmm0 = xmm0[2,2,3,3]
; SSSE3-SLOW-NEXT: retq
;
; SSSE3-FAST-LABEL: phaddd_single_source6:
; SSSE3-FAST: # %bb.0:
; SSSE3-FAST-NEXT: phaddd %xmm0, %xmm0
; SSSE3-FAST-NEXT: pshufd {{.*#+}} xmm0 = xmm0[2,2,3,3]
; SSSE3-FAST-NEXT: retq
;
; AVX-SLOW-LABEL: phaddd_single_source6:
; AVX-SLOW: # %bb.0:
; AVX-SLOW-NEXT: vpshufd {{.*#+}} xmm1 = xmm0[0,1,0,1]
; AVX-SLOW-NEXT: vpmovzxdq {{.*#+}} xmm0 = xmm0[0],zero,xmm0[1],zero
; AVX-SLOW-NEXT: vpaddd %xmm0, %xmm1, %xmm0
; AVX-SLOW-NEXT: vpshufd {{.*#+}} xmm0 = xmm0[2,2,3,3]
; AVX-SLOW-NEXT: retq
;
; AVX-FAST-LABEL: phaddd_single_source6:
; AVX-FAST: # %bb.0:
; AVX-FAST-NEXT: vphaddd %xmm0, %xmm0, %xmm0
; AVX-FAST-NEXT: vpshufd {{.*#+}} xmm0 = xmm0[2,2,3,3]
; AVX-FAST-NEXT: retq
%l = shufflevector <4 x i32> %x, <4 x i32> undef, <4 x i32> <i32 undef, i32 undef, i32 0, i32 undef>
%r = shufflevector <4 x i32> %x, <4 x i32> undef, <4 x i32> <i32 undef, i32 undef, i32 1, i32 undef>
%add = add <4 x i32> %l, %r
%shuffle2 = shufflevector <4 x i32> %add, <4 x i32> undef, <4 x i32> <i32 undef, i32 2, i32 undef, i32 undef>
ret <4 x i32> %shuffle2
}
define <8 x i16> @phaddw_single_source1(<8 x i16> %x) {
; SSSE3-SLOW-LABEL: phaddw_single_source1:
; SSSE3-SLOW: # %bb.0:
; SSSE3-SLOW-NEXT: movdqa %xmm0, %xmm1
; SSSE3-SLOW-NEXT: pshufb {{.*#+}} xmm1 = xmm1[0,1,4,5,4,5,6,7,0,1,4,5,8,9,12,13]
; SSSE3-SLOW-NEXT: pshufb {{.*#+}} xmm0 = xmm0[6,7,2,3,4,5,6,7,2,3,6,7,10,11,14,15]
; SSSE3-SLOW-NEXT: paddw %xmm1, %xmm0
; SSSE3-SLOW-NEXT: retq
;
; SSSE3-FAST-LABEL: phaddw_single_source1:
; SSSE3-FAST: # %bb.0:
; SSSE3-FAST-NEXT: phaddw %xmm0, %xmm0
; SSSE3-FAST-NEXT: retq
;
; AVX-SLOW-LABEL: phaddw_single_source1:
; AVX-SLOW: # %bb.0:
; AVX-SLOW-NEXT: vpshufb {{.*#+}} xmm1 = xmm0[0,1,4,5,4,5,6,7,0,1,4,5,8,9,12,13]
; AVX-SLOW-NEXT: vpshufb {{.*#+}} xmm0 = xmm0[6,7,2,3,4,5,6,7,2,3,6,7,10,11,14,15]
; AVX-SLOW-NEXT: vpaddw %xmm0, %xmm1, %xmm0
; AVX-SLOW-NEXT: retq
;
; AVX-FAST-LABEL: phaddw_single_source1:
; AVX-FAST: # %bb.0:
; AVX-FAST-NEXT: vphaddw %xmm0, %xmm0, %xmm0
; AVX-FAST-NEXT: retq
%l = shufflevector <8 x i16> %x, <8 x i16> undef, <8 x i32> <i32 undef, i32 undef, i32 undef, i32 undef, i32 0, i32 2, i32 4, i32 6>
%r = shufflevector <8 x i16> %x, <8 x i16> undef, <8 x i32> <i32 undef, i32 undef, i32 undef, i32 undef, i32 1, i32 3, i32 5, i32 7>
%add = add <8 x i16> %l, %r
ret <8 x i16> %add
}
define <8 x i16> @phaddw_single_source2(<8 x i16> %x) {
; SSSE3-SLOW-LABEL: phaddw_single_source2:
; SSSE3-SLOW: # %bb.0:
; SSSE3-SLOW-NEXT: pshuflw {{.*#+}} xmm1 = xmm0[0,2,2,3,4,5,6,7]
; SSSE3-SLOW-NEXT: pshufd {{.*#+}} xmm1 = xmm1[0,1,0,3]
; SSSE3-SLOW-NEXT: pshuflw {{.*#+}} xmm0 = xmm0[1,3,2,3,4,5,6,7]
; SSSE3-SLOW-NEXT: pshufd {{.*#+}} xmm0 = xmm0[0,1,0,3]
; SSSE3-SLOW-NEXT: paddw %xmm1, %xmm0
; SSSE3-SLOW-NEXT: pshufhw {{.*#+}} xmm0 = xmm0[0,1,2,3,5,4,6,7]
; SSSE3-SLOW-NEXT: pshufd {{.*#+}} xmm0 = xmm0[2,1,2,3]
; SSSE3-SLOW-NEXT: retq
;
; SSSE3-FAST-LABEL: phaddw_single_source2:
; SSSE3-FAST: # %bb.0:
; SSSE3-FAST-NEXT: phaddw %xmm0, %xmm0
; SSSE3-FAST-NEXT: pshufhw {{.*#+}} xmm0 = xmm0[0,1,2,3,5,4,6,7]
; SSSE3-FAST-NEXT: pshufd {{.*#+}} xmm0 = xmm0[2,1,2,3]
; SSSE3-FAST-NEXT: retq
;
; AVX-SLOW-LABEL: phaddw_single_source2:
; AVX-SLOW: # %bb.0:
; AVX-SLOW-NEXT: vpshuflw {{.*#+}} xmm1 = xmm0[0,2,2,3,4,5,6,7]
; AVX-SLOW-NEXT: vpshufd {{.*#+}} xmm1 = xmm1[0,1,0,3]
; AVX-SLOW-NEXT: vpshuflw {{.*#+}} xmm0 = xmm0[1,3,2,3,4,5,6,7]
; AVX-SLOW-NEXT: vpshufd {{.*#+}} xmm0 = xmm0[0,1,0,3]
; AVX-SLOW-NEXT: vpaddw %xmm0, %xmm1, %xmm0
; AVX-SLOW-NEXT: vpshufhw {{.*#+}} xmm0 = xmm0[0,1,2,3,5,4,6,7]
; AVX-SLOW-NEXT: vpshufd {{.*#+}} xmm0 = xmm0[2,1,2,3]
; AVX-SLOW-NEXT: retq
;
; AVX-FAST-LABEL: phaddw_single_source2:
; AVX-FAST: # %bb.0:
; AVX-FAST-NEXT: vphaddw %xmm0, %xmm0, %xmm0
; AVX-FAST-NEXT: vpshufhw {{.*#+}} xmm0 = xmm0[0,1,2,3,5,4,6,7]
; AVX-FAST-NEXT: vpshufd {{.*#+}} xmm0 = xmm0[2,1,2,3]
; AVX-FAST-NEXT: retq
%l = shufflevector <8 x i16> %x, <8 x i16> undef, <8 x i32> <i32 undef, i32 undef, i32 undef, i32 undef, i32 0, i32 2, i32 4, i32 6>
%r = shufflevector <8 x i16> %x, <8 x i16> undef, <8 x i32> <i32 undef, i32 undef, i32 undef, i32 undef, i32 1, i32 3, i32 5, i32 7>
%add = add <8 x i16> %l, %r
%shuffle2 = shufflevector <8 x i16> %add, <8 x i16> undef, <8 x i32> <i32 5, i32 4, i32 3, i32 2, i32 undef, i32 undef, i32 undef, i32 undef>
ret <8 x i16> %shuffle2
}
define <8 x i16> @phaddw_single_source3(<8 x i16> %x) {
; SSSE3-SLOW-LABEL: phaddw_single_source3:
; SSSE3-SLOW: # %bb.0:
; SSSE3-SLOW-NEXT: pshuflw {{.*#+}} xmm1 = xmm0[0,2,2,3,4,5,6,7]
; SSSE3-SLOW-NEXT: pshufd {{.*#+}} xmm1 = xmm1[0,1,0,3]
; SSSE3-SLOW-NEXT: pshuflw {{.*#+}} xmm0 = xmm0[1,3,2,3,4,5,6,7]
; SSSE3-SLOW-NEXT: pshufd {{.*#+}} xmm0 = xmm0[0,1,0,3]
; SSSE3-SLOW-NEXT: paddw %xmm1, %xmm0
; SSSE3-SLOW-NEXT: retq
;
; SSSE3-FAST-LABEL: phaddw_single_source3:
; SSSE3-FAST: # %bb.0:
; SSSE3-FAST-NEXT: phaddw %xmm0, %xmm0
; SSSE3-FAST-NEXT: retq
;
; AVX-SLOW-LABEL: phaddw_single_source3:
; AVX-SLOW: # %bb.0:
; AVX-SLOW-NEXT: vpshuflw {{.*#+}} xmm1 = xmm0[0,2,2,3,4,5,6,7]
; AVX-SLOW-NEXT: vpshufd {{.*#+}} xmm1 = xmm1[0,1,0,3]
; AVX-SLOW-NEXT: vpshuflw {{.*#+}} xmm0 = xmm0[1,3,2,3,4,5,6,7]
; AVX-SLOW-NEXT: vpshufd {{.*#+}} xmm0 = xmm0[0,1,0,3]
; AVX-SLOW-NEXT: vpaddw %xmm0, %xmm1, %xmm0
; AVX-SLOW-NEXT: retq
;
; AVX-FAST-LABEL: phaddw_single_source3:
; AVX-FAST: # %bb.0:
; AVX-FAST-NEXT: vphaddw %xmm0, %xmm0, %xmm0
; AVX-FAST-NEXT: retq
%l = shufflevector <8 x i16> %x, <8 x i16> undef, <8 x i32> <i32 undef, i32 undef, i32 undef, i32 undef, i32 0, i32 2, i32 undef, i32 undef>
%r = shufflevector <8 x i16> %x, <8 x i16> undef, <8 x i32> <i32 undef, i32 undef, i32 undef, i32 undef, i32 1, i32 3, i32 undef, i32 undef>
%add = add <8 x i16> %l, %r
ret <8 x i16> %add
}
define <8 x i16> @phaddw_single_source4(<8 x i16> %x) {
; SSSE3-SLOW-LABEL: phaddw_single_source4:
; SSSE3-SLOW: # %bb.0:
; SSSE3-SLOW-NEXT: movdqa %xmm0, %xmm1
; SSSE3-SLOW-NEXT: pslld $16, %xmm1
; SSSE3-SLOW-NEXT: paddw %xmm0, %xmm1
; SSSE3-SLOW-NEXT: movdqa %xmm1, %xmm0
; SSSE3-SLOW-NEXT: retq
;
; SSSE3-FAST-LABEL: phaddw_single_source4:
; SSSE3-FAST: # %bb.0:
; SSSE3-FAST-NEXT: phaddw %xmm0, %xmm0
; SSSE3-FAST-NEXT: retq
;
; AVX-SLOW-LABEL: phaddw_single_source4:
; AVX-SLOW: # %bb.0:
; AVX-SLOW-NEXT: vpslld $16, %xmm0, %xmm1
; AVX-SLOW-NEXT: vpaddw %xmm0, %xmm1, %xmm0
; AVX-SLOW-NEXT: retq
;
; AVX-FAST-LABEL: phaddw_single_source4:
; AVX-FAST: # %bb.0:
; AVX-FAST-NEXT: vphaddw %xmm0, %xmm0, %xmm0
; AVX-FAST-NEXT: retq
%l = shufflevector <8 x i16> %x, <8 x i16> undef, <8 x i32> <i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 6>
%add = add <8 x i16> %l, %x
ret <8 x i16> %add
}
define <8 x i16> @phaddw_single_source6(<8 x i16> %x) {
; SSSE3-SLOW-LABEL: phaddw_single_source6:
; SSSE3-SLOW: # %bb.0:
; SSSE3-SLOW-NEXT: pshufd {{.*#+}} xmm1 = xmm0[0,1,0,1]
; SSSE3-SLOW-NEXT: pshufd {{.*#+}} xmm0 = xmm0[0,1,0,3]
; SSSE3-SLOW-NEXT: pshufhw {{.*#+}} xmm0 = xmm0[0,1,2,3,5,5,6,7]
; SSSE3-SLOW-NEXT: paddw %xmm1, %xmm0
; SSSE3-SLOW-NEXT: psrldq {{.*#+}} xmm0 = xmm0[6,7,8,9,10,11,12,13,14,15],zero,zero,zero,zero,zero,zero
; SSSE3-SLOW-NEXT: retq
;
; SSSE3-FAST-LABEL: phaddw_single_source6:
; SSSE3-FAST: # %bb.0:
; SSSE3-FAST-NEXT: phaddw %xmm0, %xmm0
; SSSE3-FAST-NEXT: psrldq {{.*#+}} xmm0 = xmm0[6,7,8,9,10,11,12,13,14,15],zero,zero,zero,zero,zero,zero
; SSSE3-FAST-NEXT: retq
;
; AVX-SLOW-LABEL: phaddw_single_source6:
; AVX-SLOW: # %bb.0:
; AVX-SLOW-NEXT: vpshufd {{.*#+}} xmm1 = xmm0[0,1,0,1]
; AVX-SLOW-NEXT: vpmovzxwq {{.*#+}} xmm0 = xmm0[0],zero,zero,zero,xmm0[1],zero,zero,zero
; AVX-SLOW-NEXT: vpaddw %xmm0, %xmm1, %xmm0
; AVX-SLOW-NEXT: vpsrldq {{.*#+}} xmm0 = xmm0[6,7,8,9,10,11,12,13,14,15],zero,zero,zero,zero,zero,zero
; AVX-SLOW-NEXT: retq
;
; AVX-FAST-LABEL: phaddw_single_source6:
; AVX-FAST: # %bb.0:
; AVX-FAST-NEXT: vphaddw %xmm0, %xmm0, %xmm0
; AVX-FAST-NEXT: vpsrldq {{.*#+}} xmm0 = xmm0[6,7,8,9,10,11,12,13,14,15],zero,zero,zero,zero,zero,zero
; AVX-FAST-NEXT: retq
%l = shufflevector <8 x i16> %x, <8 x i16> undef, <8 x i32> <i32 undef, i32 undef, i32 undef, i32 undef, i32 0, i32 undef, i32 undef, i32 undef>
%r = shufflevector <8 x i16> %x, <8 x i16> undef, <8 x i32> <i32 undef, i32 undef, i32 undef, i32 undef, i32 1, i32 undef, i32 undef, i32 undef>
%add = add <8 x i16> %l, %r
%shuffle2 = shufflevector <8 x i16> %add, <8 x i16> undef, <8 x i32> <i32 undef, i32 4, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef>
ret <8 x i16> %shuffle2
}