llvm-6502/test/CodeGen/X86/vector-shuffle-128-v16.ll
Chandler Carruth 3ff76847ba [x86] Initial step of teaching the new vector shuffle lowering about
PALIGNR. This just adds it to the v8i16 and v16i8 lowering steps where
it is completely unmatched. It also introduces the logic for detecting
rotation shuffle masks even in the presence of single input or blend
masks and arbitrarily undef lanes.

I've added fairly comprehensive tests for the matching logic in v8i16
because the tests at that size are much easier to write and manage.

I've not checked the SSE2 code generated for these tests because the
code is *horrible*. It is absolute madness. Testing it will just make
the test brittle without giving any interesting improvements in the
correctness confidence.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@218013 91177308-0d34-0410-b5e6-96231b3b80d8
2014-09-18 04:11:29 +00:00

431 lines
25 KiB
LLVM

; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mcpu=x86-64 -x86-experimental-vector-shuffle-lowering | FileCheck %s --check-prefix=ALL --check-prefix=SSE2
; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mcpu=x86-64 -mattr=+ssse3 -x86-experimental-vector-shuffle-lowering | FileCheck %s --check-prefix=ALL --check-prefix=SSSE3
target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-unknown"
define <16 x i8> @shuffle_v16i8_00_00_00_00_00_00_00_00_00_00_00_00_00_00_00_00(<16 x i8> %a, <16 x i8> %b) {
; FIXME-LABEL: @shuffle_v16i8_00_00_00_00_00_00_00_00_00_00_00_00_00_00_00_00
; FIXME: # BB#0:
; FIXME-NEXT: punpcklbw %xmm0, %xmm0
; FIXME-NEXT: pshuflw {{.*}} # xmm0 = xmm0[0,0,0,0,4,5,6,7]
; FIXME-NEXT: pshufd {{.*}} # xmm0 = xmm0[0,1,0,1]
; FIXME-NEXT: retq
; FIXME-LABEL: @shuffle_v16i8_00_00_00_00_00_00_00_00_00_00_00_00_00_00_00_00
;
; SSE2-LABEL: @shuffle_v16i8_00_00_00_00_00_00_00_00_00_00_00_00_00_00_00_00
; SSE2: # BB#0:
; SSE2-NEXT: punpcklbw %xmm0, %xmm0
; SSE2-NEXT: pshufd {{.*}} # xmm0 = xmm0[0,1,0,3]
; SSE2-NEXT: pshuflw {{.*}} # xmm0 = xmm0[0,0,0,0,4,5,6,7]
; SSE2-NEXT: pshufhw {{.*}} # xmm0 = xmm0[0,1,2,3,4,4,4,4]
; SSE2-NEXT: retq
;
; SSSE3-LABEL: @shuffle_v16i8_00_00_00_00_00_00_00_00_00_00_00_00_00_00_00_00
; SSSE3: # BB#0:
; SSSE3-NEXT: pxor %xmm1, %xmm1
; SSSE3-NEXT: pshufb %xmm1, %xmm0
; SSSE3-NEXT: retq
%shuffle = shufflevector <16 x i8> %a, <16 x i8> %b, <16 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0>
ret <16 x i8> %shuffle
}
define <16 x i8> @shuffle_v16i8_00_00_00_00_00_00_00_00_01_01_01_01_01_01_01_01(<16 x i8> %a, <16 x i8> %b) {
; SSE2-LABEL: @shuffle_v16i8_00_00_00_00_00_00_00_00_01_01_01_01_01_01_01_01
; SSE2: # BB#0:
; SSE2-NEXT: punpcklbw %xmm0, %xmm0
; SSE2-NEXT: pshufd {{.*}} # xmm0 = xmm0[0,1,0,3]
; SSE2-NEXT: pshuflw {{.*}} # xmm0 = xmm0[0,0,0,0,4,5,6,7]
; SSE2-NEXT: pshufhw {{.*}} # xmm0 = xmm0[0,1,2,3,5,5,5,5]
; SSE2-NEXT: retq
;
; SSSE3-LABEL: @shuffle_v16i8_00_00_00_00_00_00_00_00_01_01_01_01_01_01_01_01
; SSSE3: # BB#0:
; SSSE3-NEXT: pshufb {{.*}} # xmm0 = xmm0[0,0,0,0,0,0,0,0,1,1,1,1,1,1,1,1]
; SSSE3-NEXT: retq
%shuffle = shufflevector <16 x i8> %a, <16 x i8> %b, <16 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1, i32 1>
ret <16 x i8> %shuffle
}
define <16 x i8> @shuffle_v16i8_00_00_00_00_00_00_00_00_08_08_08_08_08_08_08_08(<16 x i8> %a, <16 x i8> %b) {
; SSE2-LABEL: @shuffle_v16i8_00_00_00_00_00_00_00_00_08_08_08_08_08_08_08_08
; SSE2: # BB#0:
; SSE2-NEXT: pshufd {{.*}} # xmm0 = xmm0[0,2,2,3]
; SSE2-NEXT: pshuflw {{.*}} # xmm0 = xmm0[0,2,2,2,4,5,6,7]
; SSE2-NEXT: punpcklbw %xmm0, %xmm0
; SSE2-NEXT: pshuflw {{.*}} # xmm0 = xmm0[0,0,0,0,4,5,6,7]
; SSE2-NEXT: pshufhw {{.*}} # xmm0 = xmm0[0,1,2,3,6,6,6,6]
; SSE2-NEXT: retq
;
; SSSE3-LABEL: @shuffle_v16i8_00_00_00_00_00_00_00_00_08_08_08_08_08_08_08_08
; SSSE3: # BB#0:
; SSSE3-NEXT: pshufb {{.*}} # xmm0 = xmm0[0,0,0,0,0,0,0,0,8,8,8,8,8,8,8,8]
; SSSE3-NEXT: retq
%shuffle = shufflevector <16 x i8> %a, <16 x i8> %b, <16 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 8, i32 8, i32 8, i32 8, i32 8, i32 8, i32 8, i32 8>
ret <16 x i8> %shuffle
}
define <16 x i8> @shuffle_v16i8_00_00_00_00_01_01_01_01_02_02_02_02_03_03_03_03(<16 x i8> %a, <16 x i8> %b) {
; ALL-LABEL: @shuffle_v16i8_00_00_00_00_01_01_01_01_02_02_02_02_03_03_03_03
; ALL: # BB#0:
; ALL-NEXT: punpcklbw %xmm0, %xmm0
; ALL-NEXT: punpcklwd %xmm0, %xmm0
; ALL-NEXT: retq
%shuffle = shufflevector <16 x i8> %a, <16 x i8> %b, <16 x i32> <i32 0, i32 0, i32 0, i32 0, i32 1, i32 1, i32 1, i32 1, i32 2, i32 2, i32 2, i32 2, i32 3, i32 3, i32 3, i32 3>
ret <16 x i8> %shuffle
}
define <16 x i8> @shuffle_v16i8_04_04_04_04_05_05_05_05_06_06_06_06_07_07_07_07(<16 x i8> %a, <16 x i8> %b) {
; ALL-LABEL: @shuffle_v16i8_04_04_04_04_05_05_05_05_06_06_06_06_07_07_07_07
; ALL: # BB#0:
; ALL-NEXT: punpcklbw %xmm0, %xmm0
; ALL-NEXT: punpckhwd %xmm0, %xmm0
; ALL-NEXT: retq
%shuffle = shufflevector <16 x i8> %a, <16 x i8> %b, <16 x i32> <i32 4, i32 4, i32 4, i32 4, i32 5, i32 5, i32 5, i32 5, i32 6, i32 6, i32 6, i32 6, i32 7, i32 7, i32 7, i32 7>
ret <16 x i8> %shuffle
}
define <16 x i8> @shuffle_v16i8_00_00_00_00_04_04_04_04_08_08_08_08_12_12_12_12(<16 x i8> %a, <16 x i8> %b) {
; SSE2-LABEL: @shuffle_v16i8_00_00_00_00_04_04_04_04_08_08_08_08_12_12_12_12
; SSE2: # BB#0:
; SSE2-NEXT: pshuflw {{.*}} # xmm0 = xmm0[0,2,2,3,4,5,6,7]
; SSE2-NEXT: pshufhw {{.*}} # xmm0 = xmm0[0,1,2,3,4,6,6,7]
; SSE2-NEXT: pshufd {{.*}} # xmm0 = xmm0[0,2,2,3]
; SSE2-NEXT: punpcklbw %xmm0, %xmm0
; SSE2-NEXT: pshuflw {{.*}} # xmm0 = xmm0[0,0,2,2,4,5,6,7]
; SSE2-NEXT: pshufhw {{.*}} # xmm0 = xmm0[0,1,2,3,4,4,6,6]
; SSE2-NEXT: retq
;
; SSSE3-LABEL: @shuffle_v16i8_00_00_00_00_04_04_04_04_08_08_08_08_12_12_12_12
; SSSE3: # BB#0:
; SSSE3-NEXT: pshufb {{.*}} # xmm0 = xmm0[0,0,0,0,4,4,4,4,8,8,8,8,12,12,12,12]
; SSSE3-NEXT: retq
%shuffle = shufflevector <16 x i8> %a, <16 x i8> %b, <16 x i32> <i32 0, i32 0, i32 0, i32 0, i32 4, i32 4, i32 4, i32 4, i32 8, i32 8, i32 8, i32 8, i32 12, i32 12, i32 12, i32 12>
ret <16 x i8> %shuffle
}
define <16 x i8> @shuffle_v16i8_00_00_01_01_02_02_03_03_04_04_05_05_06_06_07_07(<16 x i8> %a, <16 x i8> %b) {
; ALL-LABEL: @shuffle_v16i8_00_00_01_01_02_02_03_03_04_04_05_05_06_06_07_07
; ALL: # BB#0:
; ALL-NEXT: punpcklbw %xmm0, %xmm0
; ALL-NEXT: retq
%shuffle = shufflevector <16 x i8> %a, <16 x i8> %b, <16 x i32> <i32 0, i32 0, i32 1, i32 1, i32 2, i32 2, i32 3, i32 3, i32 4, i32 4, i32 5, i32 5, i32 6, i32 6, i32 7, i32 7>
ret <16 x i8> %shuffle
}
define <16 x i8> @shuffle_v16i8_0101010101010101(<16 x i8> %a, <16 x i8> %b) {
; FIXME-LABEL: @shuffle_v16i8_0101010101010101
; FIXME: # BB#0:
; FIXME-NEXT: pshuflw {{.*}} # xmm0 = xmm0[0,0,0,0,4,5,6,7]
; FIXME-NEXT: pshufd {{.*}} # xmm0 = xmm0[0,1,0,1]
; FIXME-NEXT: retq
;
; SSE2-LABEL: @shuffle_v16i8_0101010101010101
; SSE2: # BB#0:
; SSE2-NEXT: pshufd {{.*}} # xmm0 = xmm0[0,1,0,3]
; SSE2-NEXT: pshuflw {{.*}} # xmm0 = xmm0[0,0,0,0,4,5,6,7]
; SSE2-NEXT: pshufhw {{.*}} # xmm0 = xmm0[0,1,2,3,4,4,4,4]
; SSE2-NEXT: retq
;
; SSSE3-LABEL: @shuffle_v16i8_0101010101010101
; SSSE3: # BB#0:
; SSSE3-NEXT: pshufb {{.*}} # xmm0 = xmm0[0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1]
; SSSE3-NEXT: retq
%shuffle = shufflevector <16 x i8> %a, <16 x i8> %b, <16 x i32> <i32 0, i32 1, i32 0, i32 1, i32 0, i32 1, i32 0, i32 1, i32 0, i32 1, i32 0, i32 1, i32 0, i32 1, i32 0, i32 1>
ret <16 x i8> %shuffle
}
define <16 x i8> @shuffle_v16i8_00_16_01_17_02_18_03_19_04_20_05_21_06_22_07_23(<16 x i8> %a, <16 x i8> %b) {
; ALL-LABEL: @shuffle_v16i8_00_16_01_17_02_18_03_19_04_20_05_21_06_22_07_23
; ALL: punpcklbw %xmm1, %xmm0
; ALL-NEXT: retq
%shuffle = shufflevector <16 x i8> %a, <16 x i8> %b, <16 x i32> <i32 0, i32 16, i32 1, i32 17, i32 2, i32 18, i32 3, i32 19, i32 4, i32 20, i32 5, i32 21, i32 6, i32 22, i32 7, i32 23>
ret <16 x i8> %shuffle
}
define <16 x i8> @shuffle_v16i8_16_00_16_01_16_02_16_03_16_04_16_05_16_06_16_07(<16 x i8> %a, <16 x i8> %b) {
; SSE2-LABEL: @shuffle_v16i8_16_00_16_01_16_02_16_03_16_04_16_05_16_06_16_07
; SSE2: # BB#0:
; SSE2-NEXT: punpcklbw %xmm1, %xmm1
; SSE2-NEXT: pshuflw {{.*}} # xmm1 = xmm1[0,0,0,0,4,5,6,7]
; SSE2-NEXT: punpcklbw %xmm0, %xmm1
; SSE2-NEXT: movdqa %xmm1, %xmm0
; SSE2-NEXT: retq
;
; SSSE3-LABEL: @shuffle_v16i8_16_00_16_01_16_02_16_03_16_04_16_05_16_06_16_07
; SSSE3: # BB#0:
; SSSE3-NEXT: punpcklbw %xmm1, %xmm1
; SSSE3-NEXT: pshuflw {{.*}} # xmm1 = xmm1[0,0,0,0,4,5,6,7]
; SSSE3-NEXT: punpcklbw %xmm0, %xmm1
; SSSE3-NEXT: movdqa %xmm1, %xmm0
; SSSE3-NEXT: retq
%shuffle = shufflevector <16 x i8> %a, <16 x i8> %b, <16 x i32> <i32 16, i32 0, i32 16, i32 1, i32 16, i32 2, i32 16, i32 3, i32 16, i32 4, i32 16, i32 5, i32 16, i32 6, i32 16, i32 7>
ret <16 x i8> %shuffle
}
define <16 x i8> @shuffle_v16i8_03_02_01_00_07_06_05_04_11_10_09_08_15_14_13_12(<16 x i8> %a, <16 x i8> %b) {
; SSE2-LABEL: @shuffle_v16i8_03_02_01_00_07_06_05_04_11_10_09_08_15_14_13_12
; SSE2: # BB#0:
; SSE2-NEXT: pxor %xmm1, %xmm1
; SSE2-NEXT: movdqa %xmm0, %xmm2
; SSE2-NEXT: punpckhbw %xmm1, %xmm2
; SSE2-NEXT: pshuflw {{.*}} # xmm2 = xmm2[3,2,1,0,4,5,6,7]
; SSE2-NEXT: pshufhw {{.*}} # xmm2 = xmm2[0,1,2,3,7,6,5,4]
; SSE2-NEXT: punpcklbw %xmm1, %xmm0
; SSE2-NEXT: pshuflw {{.*}} # xmm0 = xmm0[3,2,1,0,4,5,6,7]
; SSE2-NEXT: pshufhw {{.*}} # xmm0 = xmm0[0,1,2,3,7,6,5,4]
; SSE2-NEXT: packuswb %xmm2, %xmm0
; SSE2-NEXT: retq
;
; SSSE3-LABEL: @shuffle_v16i8_03_02_01_00_07_06_05_04_11_10_09_08_15_14_13_12
; SSSE3: # BB#0:
; SSSE3-NEXT: pshufb {{.*}} # xmm0 = xmm0[3,2,1,0,7,6,5,4,11,10,9,8,15,14,13,12]
; SSSE3-NEXT: retq
%shuffle = shufflevector <16 x i8> %a, <16 x i8> %b, <16 x i32> <i32 3, i32 2, i32 1, i32 0, i32 7, i32 6, i32 5, i32 4, i32 11, i32 10, i32 9, i32 8, i32 15, i32 14, i32 13, i32 12>
ret <16 x i8> %shuffle
}
define <16 x i8> @shuffle_v16i8_03_02_01_00_07_06_05_04_19_18_17_16_23_22_21_20(<16 x i8> %a, <16 x i8> %b) {
; SSE2-LABEL: @shuffle_v16i8_03_02_01_00_07_06_05_04_19_18_17_16_23_22_21_20
; SSE2: # BB#0:
; SSE2-NEXT: pxor %xmm2, %xmm2
; SSE2-NEXT: punpcklbw %xmm2, %xmm1
; SSE2-NEXT: pshuflw {{.*}} # xmm1 = xmm1[3,2,1,0,4,5,6,7]
; SSE2-NEXT: pshufhw {{.*}} # xmm1 = xmm1[0,1,2,3,7,6,5,4]
; SSE2-NEXT: punpcklbw %xmm2, %xmm0
; SSE2-NEXT: pshuflw {{.*}} # xmm0 = xmm0[3,2,1,0,4,5,6,7]
; SSE2-NEXT: pshufhw {{.*}} # xmm0 = xmm0[0,1,2,3,7,6,5,4]
; SSE2-NEXT: packuswb %xmm1, %xmm0
; SSE2-NEXT: retq
;
; SSSE3-LABEL: @shuffle_v16i8_03_02_01_00_07_06_05_04_19_18_17_16_23_22_21_20
; SSSE3: # BB#0:
; SSSE3-NEXT: pshufb {{.*}} # xmm1 = zero,zero,zero,zero,zero,zero,zero,zero,xmm1[3,2,1,0,7,6,5,4]
; SSSE3-NEXT: pshufb {{.*}} # xmm0 = xmm0[3,2,1,0,7,6,5,4],zero,zero,zero,zero,zero,zero,zero,zero
; SSSE3-NEXT: por %xmm1, %xmm0
; SSSE3-NEXT: retq
%shuffle = shufflevector <16 x i8> %a, <16 x i8> %b, <16 x i32> <i32 3, i32 2, i32 1, i32 0, i32 7, i32 6, i32 5, i32 4, i32 19, i32 18, i32 17, i32 16, i32 23, i32 22, i32 21, i32 20>
ret <16 x i8> %shuffle
}
define <16 x i8> @shuffle_v16i8_03_02_01_00_31_30_29_28_11_10_09_08_23_22_21_20(<16 x i8> %a, <16 x i8> %b) {
; SSE2-LABEL: @shuffle_v16i8_03_02_01_00_31_30_29_28_11_10_09_08_23_22_21_20
; SSE2: # BB#0:
; SSE2-NEXT: pxor %xmm2, %xmm2
; SSE2-NEXT: movdqa %xmm1, %xmm3
; SSE2-NEXT: punpcklbw %xmm2, %xmm3
; SSE2-NEXT: pshufhw {{.*}} # xmm3 = xmm3[0,1,2,3,7,6,5,4]
; SSE2-NEXT: movdqa %xmm0, %xmm4
; SSE2-NEXT: punpckhbw %xmm2, %xmm4
; SSE2-NEXT: pshuflw {{.*}} # xmm4 = xmm4[3,2,1,0,4,5,6,7]
; SSE2-NEXT: shufpd {{.*}} # xmm4 = xmm4[0],xmm3[1]
; SSE2-NEXT: punpckhbw %xmm2, %xmm1
; SSE2-NEXT: pshufhw {{.*}} # xmm1 = xmm1[0,1,2,3,7,6,5,4]
; SSE2-NEXT: punpcklbw %xmm2, %xmm0
; SSE2-NEXT: pshuflw {{.*}} # xmm0 = xmm0[3,2,1,0,4,5,6,7]
; SSE2-NEXT: shufpd {{.*}} # xmm0 = xmm0[0],xmm1[1]
; SSE2-NEXT: packuswb %xmm4, %xmm0
; SSE2-NEXT: retq
;
; SSSE3-LABEL: @shuffle_v16i8_03_02_01_00_31_30_29_28_11_10_09_08_23_22_21_20
; SSSE3: # BB#0:
; SSSE3-NEXT: pshufb {{.*}} # xmm1 = zero,zero,zero,zero,xmm1[15,14,13,12],zero,zero,zero,zero,xmm1[7,6,5,4]
; SSSE3-NEXT: pshufb {{.*}} # xmm0 = xmm0[3,2,1,0],zero,zero,zero,zero,xmm0[11,10,9,8],zero,zero,zero,zero
; SSSE3-NEXT: por %xmm1, %xmm0
; SSSE3-NEXT: retq
%shuffle = shufflevector <16 x i8> %a, <16 x i8> %b, <16 x i32> <i32 3, i32 2, i32 1, i32 0, i32 31, i32 30, i32 29, i32 28, i32 11, i32 10, i32 9, i32 8, i32 23, i32 22, i32 21, i32 20>
ret <16 x i8> %shuffle
}
define <16 x i8> @zext_to_v8i16_shuffle(<16 x i8> %a) {
; ALL-LABEL: @zext_to_v8i16_shuffle
; ALL: pxor %xmm1, %xmm1
; ALL-NEXT: punpcklbw %xmm1, %xmm0
%shuffle = shufflevector <16 x i8> %a, <16 x i8> zeroinitializer, <16 x i32> <i32 0, i32 17, i32 1, i32 19, i32 2, i32 21, i32 3, i32 23, i32 4, i32 25, i32 5, i32 27, i32 6, i32 29, i32 7, i32 31>
ret <16 x i8> %shuffle
}
define <16 x i8> @zext_to_v4i32_shuffle(<16 x i8> %a) {
; ALL-LABEL: @zext_to_v4i32_shuffle
; ALL: pxor %xmm1, %xmm1
; ALL-NEXT: punpcklbw %xmm1, %xmm0
; ALL-NEXT: punpcklbw %xmm1, %xmm0
%shuffle = shufflevector <16 x i8> %a, <16 x i8> zeroinitializer, <16 x i32> <i32 0, i32 17, i32 18, i32 19, i32 1, i32 21, i32 22, i32 23, i32 2, i32 25, i32 26, i32 27, i32 3, i32 29, i32 30, i32 31>
ret <16 x i8> %shuffle
}
define <16 x i8> @trunc_v4i32_shuffle(<16 x i8> %a) {
; SSE2-LABEL: @trunc_v4i32_shuffle
; SSE2: # BB#0:
; SSE2-NEXT: pand
; SSE2-NEXT: packuswb %xmm0, %xmm0
; SSE2-NEXT: packuswb %xmm0, %xmm0
; SSE2-NEXT: retq
;
; SSSE3-LABEL: @trunc_v4i32_shuffle
; SSSE3: # BB#0:
; SSSE3-NEXT: pshufb {{.*}} # xmm0 = xmm0[0,4,8,12],zero,zero,zero,zero,zero,zero,zero,zero,zero,zero,zero,zero
; SSSE3-NEXT: retq
%shuffle = shufflevector <16 x i8> %a, <16 x i8> undef, <16 x i32> <i32 0, i32 4, i32 8, i32 12, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef>
ret <16 x i8> %shuffle
}
define <16 x i8> @stress_test0(<16 x i8> %s.0.1, <16 x i8> %s.0.2, <16 x i8> %s.0.3, <16 x i8> %s.0.4, <16 x i8> %s.0.5, <16 x i8> %s.0.6, <16 x i8> %s.0.7, <16 x i8> %s.0.8, <16 x i8> %s.0.9) {
; We don't have anything useful to check here. This generates 100s of
; instructions. Instead, just make sure we survived codegen.
;
; ALL-LABEL: @stress_test0
; ALL: retq
entry:
%s.1.4 = shufflevector <16 x i8> %s.0.4, <16 x i8> %s.0.5, <16 x i32> <i32 1, i32 22, i32 21, i32 28, i32 3, i32 16, i32 6, i32 1, i32 19, i32 29, i32 12, i32 31, i32 2, i32 3, i32 3, i32 6>
%s.1.5 = shufflevector <16 x i8> %s.0.5, <16 x i8> %s.0.6, <16 x i32> <i32 31, i32 20, i32 12, i32 19, i32 2, i32 15, i32 12, i32 31, i32 2, i32 28, i32 2, i32 30, i32 7, i32 8, i32 17, i32 28>
%s.1.8 = shufflevector <16 x i8> %s.0.8, <16 x i8> %s.0.9, <16 x i32> <i32 14, i32 10, i32 17, i32 5, i32 17, i32 9, i32 17, i32 21, i32 31, i32 24, i32 16, i32 6, i32 20, i32 28, i32 23, i32 8>
%s.2.2 = shufflevector <16 x i8> %s.0.3, <16 x i8> %s.0.4, <16 x i32> <i32 20, i32 9, i32 21, i32 11, i32 11, i32 4, i32 3, i32 18, i32 3, i32 30, i32 4, i32 31, i32 11, i32 24, i32 13, i32 29>
%s.3.2 = shufflevector <16 x i8> %s.2.2, <16 x i8> %s.1.4, <16 x i32> <i32 15, i32 13, i32 5, i32 11, i32 7, i32 17, i32 14, i32 22, i32 22, i32 16, i32 7, i32 24, i32 16, i32 22, i32 7, i32 29>
%s.5.4 = shufflevector <16 x i8> %s.1.5, <16 x i8> %s.1.8, <16 x i32> <i32 3, i32 13, i32 19, i32 7, i32 23, i32 11, i32 1, i32 9, i32 16, i32 25, i32 2, i32 7, i32 0, i32 21, i32 23, i32 17>
%s.6.1 = shufflevector <16 x i8> %s.3.2, <16 x i8> %s.3.2, <16 x i32> <i32 11, i32 2, i32 28, i32 31, i32 27, i32 3, i32 9, i32 27, i32 25, i32 25, i32 14, i32 7, i32 12, i32 28, i32 12, i32 23>
%s.7.1 = shufflevector <16 x i8> %s.6.1, <16 x i8> %s.3.2, <16 x i32> <i32 15, i32 29, i32 14, i32 0, i32 29, i32 15, i32 26, i32 30, i32 6, i32 7, i32 2, i32 8, i32 12, i32 10, i32 29, i32 17>
%s.7.2 = shufflevector <16 x i8> %s.3.2, <16 x i8> %s.5.4, <16 x i32> <i32 3, i32 29, i32 3, i32 19, i32 undef, i32 20, i32 undef, i32 3, i32 27, i32 undef, i32 undef, i32 11, i32 undef, i32 undef, i32 undef, i32 undef>
%s.16.0 = shufflevector <16 x i8> %s.7.1, <16 x i8> %s.7.2, <16 x i32> <i32 13, i32 1, i32 16, i32 16, i32 6, i32 7, i32 29, i32 18, i32 19, i32 28, i32 undef, i32 undef, i32 31, i32 1, i32 undef, i32 10>
ret <16 x i8> %s.16.0
}
define <16 x i8> @stress_test1(<16 x i8> %s.0.5, <16 x i8> %s.0.8, <16 x i8> %s.0.9) noinline nounwind {
; We don't have anything useful to check here. This generates tons of
; instructions. Instead, just make sure we survived codegen.
;
; ALL-LABEL: @stress_test1
; ALL: retq
entry:
%s.1.8 = shufflevector <16 x i8> %s.0.8, <16 x i8> undef, <16 x i32> <i32 9, i32 9, i32 undef, i32 undef, i32 undef, i32 2, i32 undef, i32 6, i32 undef, i32 6, i32 undef, i32 14, i32 14, i32 undef, i32 undef, i32 0>
%s.2.4 = shufflevector <16 x i8> undef, <16 x i8> %s.0.5, <16 x i32> <i32 21, i32 undef, i32 undef, i32 19, i32 undef, i32 undef, i32 29, i32 24, i32 21, i32 23, i32 21, i32 17, i32 19, i32 undef, i32 20, i32 22>
%s.2.5 = shufflevector <16 x i8> %s.0.5, <16 x i8> undef, <16 x i32> <i32 3, i32 8, i32 undef, i32 7, i32 undef, i32 10, i32 8, i32 0, i32 15, i32 undef, i32 1, i32 undef, i32 undef, i32 undef, i32 undef, i32 9>
%s.2.9 = shufflevector <16 x i8> %s.0.9, <16 x i8> undef, <16 x i32> <i32 7, i32 undef, i32 14, i32 7, i32 8, i32 undef, i32 7, i32 8, i32 5, i32 15, i32 undef, i32 1, i32 11, i32 undef, i32 undef, i32 11>
%s.3.4 = shufflevector <16 x i8> %s.2.4, <16 x i8> %s.0.5, <16 x i32> <i32 5, i32 0, i32 21, i32 6, i32 15, i32 27, i32 22, i32 21, i32 4, i32 22, i32 19, i32 26, i32 9, i32 26, i32 8, i32 29>
%s.3.9 = shufflevector <16 x i8> %s.2.9, <16 x i8> undef, <16 x i32> <i32 8, i32 6, i32 8, i32 1, i32 undef, i32 4, i32 undef, i32 2, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 6, i32 undef>
%s.4.7 = shufflevector <16 x i8> %s.1.8, <16 x i8> %s.2.9, <16 x i32> <i32 9, i32 0, i32 22, i32 20, i32 24, i32 7, i32 21, i32 17, i32 20, i32 12, i32 19, i32 23, i32 2, i32 9, i32 17, i32 10>
%s.4.8 = shufflevector <16 x i8> %s.2.9, <16 x i8> %s.3.9, <16 x i32> <i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 6, i32 10, i32 undef, i32 0, i32 5, i32 undef, i32 9, i32 undef>
%s.5.7 = shufflevector <16 x i8> %s.4.7, <16 x i8> %s.4.8, <16 x i32> <i32 16, i32 0, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef>
%s.8.4 = shufflevector <16 x i8> %s.3.4, <16 x i8> %s.5.7, <16 x i32> <i32 undef, i32 undef, i32 undef, i32 28, i32 undef, i32 0, i32 undef, i32 undef, i32 undef, i32 undef, i32 1, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef>
%s.9.4 = shufflevector <16 x i8> %s.8.4, <16 x i8> undef, <16 x i32> <i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 10, i32 5>
%s.10.4 = shufflevector <16 x i8> %s.9.4, <16 x i8> undef, <16 x i32> <i32 undef, i32 7, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef>
%s.12.4 = shufflevector <16 x i8> %s.10.4, <16 x i8> undef, <16 x i32> <i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 13, i32 undef, i32 undef, i32 undef>
ret <16 x i8> %s.12.4
}
define <16 x i8> @PR20540(<8 x i8> %a) {
; SSSE3-LABEL: @PR20540
; SSSE3: # BB#0:
; SSSE3-NEXT: pxor %xmm1, %xmm1
; SSSE3-NEXT: pshufb {{.*}} # xmm1 = zero,zero,zero,zero,zero,zero,zero,zero,xmm1[0,0,0,0,0,0,0,0]
; SSSE3-NEXT: pshufb {{.*}} # xmm0 = xmm0[0,2,4,6,8,10,12,14],zero,zero,zero,zero,zero,zero,zero,zero
; SSSE3-NEXT: por %xmm1, %xmm0
; SSSE3-NEXT: retq
%shuffle = shufflevector <8 x i8> %a, <8 x i8> zeroinitializer, <16 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7, i32 8, i32 8, i32 8, i32 8, i32 8, i32 8, i32 8, i32 8>
ret <16 x i8> %shuffle
}
define <16 x i8> @shuffle_v16i8_16_zz_zz_zz_zz_zz_zz_zz_zz_zz_zz_zz_zz_zz_zz_zz(i8 %i) {
; SSE2-LABEL: @shuffle_v16i8_16_zz_zz_zz_zz_zz_zz_zz_zz_zz_zz_zz_zz_zz_zz_zz
; SSE2: # BB#0:
; SSE2-NEXT: movzbl {{.*}}, %[[R:.*]]
; SSE2-NEXT: movd %[[R]], %xmm0
; SSE2-NEXT: retq
%a = insertelement <16 x i8> undef, i8 %i, i32 0
%shuffle = shufflevector <16 x i8> zeroinitializer, <16 x i8> %a, <16 x i32> <i32 16, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7, i32 8, i32 9, i32 10, i32 11, i32 12, i32 13, i32 14, i32 15>
ret <16 x i8> %shuffle
}
define <16 x i8> @shuffle_v16i8_zz_zz_zz_zz_zz_16_zz_zz_zz_zz_zz_zz_zz_zz_zz_zz(i8 %i) {
; SSE2-LABEL: @shuffle_v16i8_zz_zz_zz_zz_zz_16_zz_zz_zz_zz_zz_zz_zz_zz_zz_zz
; SSE2: # BB#0:
; SSE2-NEXT: movzbl {{.*}}, %[[R:.*]]
; SSE2-NEXT: movd %[[R]], %xmm0
; SSE2-NEXT: pslldq $5, %xmm0
; SSE2-NEXT: retq
%a = insertelement <16 x i8> undef, i8 %i, i32 0
%shuffle = shufflevector <16 x i8> zeroinitializer, <16 x i8> %a, <16 x i32> <i32 0, i32 0, i32 0, i32 0, i32 0, i32 16, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0>
ret <16 x i8> %shuffle
}
define <16 x i8> @shuffle_v16i8_zz_uu_uu_zz_uu_uu_zz_zz_zz_zz_zz_zz_zz_zz_zz_16(i8 %i) {
; SSE2-LABEL: @shuffle_v16i8_zz_uu_uu_zz_uu_uu_zz_zz_zz_zz_zz_zz_zz_zz_zz_16
; SSE2: # BB#0:
; SSE2-NEXT: movzbl {{.*}}, %[[R:.*]]
; SSE2-NEXT: movd %[[R]], %xmm0
; SSE2-NEXT: pslldq $15, %xmm0
; SSE2-NEXT: retq
%a = insertelement <16 x i8> undef, i8 %i, i32 0
%shuffle = shufflevector <16 x i8> zeroinitializer, <16 x i8> %a, <16 x i32> <i32 0, i32 undef, i32 undef, i32 3, i32 undef, i32 undef, i32 6, i32 7, i32 8, i32 9, i32 10, i32 11, i32 12, i32 13, i32 14, i32 16>
ret <16 x i8> %shuffle
}
define <16 x i8> @shuffle_v16i8_zz_zz_19_zz_zz_zz_zz_zz_zz_zz_zz_zz_zz_zz_zz_zz(i8 %i) {
; SSE2-LABEL: @shuffle_v16i8_zz_zz_19_zz_zz_zz_zz_zz_zz_zz_zz_zz_zz_zz_zz_zz
; SSE2: # BB#0:
; SSE2-NEXT: movzbl {{.*}}, %[[R:.*]]
; SSE2-NEXT: movd %[[R]], %xmm0
; SSE2-NEXT: pslldq $2, %xmm0
; SSE2-NEXT: retq
%a = insertelement <16 x i8> undef, i8 %i, i32 3
%shuffle = shufflevector <16 x i8> zeroinitializer, <16 x i8> %a, <16 x i32> <i32 0, i32 1, i32 19, i32 3, i32 4, i32 5, i32 6, i32 7, i32 8, i32 9, i32 10, i32 11, i32 12, i32 13, i32 14, i32 15>
ret <16 x i8> %shuffle
}
define <16 x i8> @shuffle_v16i8_31_00_01_02_03_04_05_06_07_08_09_10_11_12_13_14(<16 x i8> %a, <16 x i8> %b) {
; SSSE3-LABEL: @shuffle_v16i8_31_00_01_02_03_04_05_06_07_08_09_10_11_12_13_14
; SSSE3: # BB#0:
; SSSE3-NEXT: palignr $15, {{.*}} # xmm0 = xmm1[15],xmm0[0,1,2,3,4,5,6,7,8,9,10,11,12,13,14]
; SSSE3-NEXT: retq
%shuffle = shufflevector <16 x i8> %a, <16 x i8> %b, <16 x i32> <i32 31, i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7, i32 8, i32 9, i32 10, i32 11, i32 12, i32 13, i32 14>
ret <16 x i8> %shuffle
}
define <16 x i8> @shuffle_v16i8_15_00_01_02_03_04_05_06_07_08_09_10_11_12_13_14(<16 x i8> %a, <16 x i8> %b) {
; SSSE3-LABEL: @shuffle_v16i8_15_00_01_02_03_04_05_06_07_08_09_10_11_12_13_14
; SSSE3: # BB#0:
; SSSE3-NEXT: palignr $15, {{.*}} # xmm0 = xmm0[15,0,1,2,3,4,5,6,7,8,9,10,11,12,13,14]
; SSSE3-NEXT: retq
%shuffle = shufflevector <16 x i8> %a, <16 x i8> %b, <16 x i32> <i32 15, i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7, i32 8, i32 9, i32 10, i32 11, i32 12, i32 13, i32 14>
ret <16 x i8> %shuffle
}
define <16 x i8> @shuffle_v16i8_17_18_19_20_21_22_23_24_25_26_27_28_29_30_31_00(<16 x i8> %a, <16 x i8> %b) {
; SSSE3-LABEL: @shuffle_v16i8_17_18_19_20_21_22_23_24_25_26_27_28_29_30_31_00
; SSSE3: # BB#0:
; SSSE3-NEXT: palignr $1, {{.*}} # xmm0 = xmm1[1,2,3,4,5,6,7,8,9,10,11,12,13,14,15],xmm0[0]
; SSSE3-NEXT: retq
%shuffle = shufflevector <16 x i8> %a, <16 x i8> %b, <16 x i32> <i32 17, i32 18, i32 19, i32 20, i32 21, i32 22, i32 23, i32 24, i32 25, i32 26, i32 27, i32 28, i32 29, i32 30, i32 31, i32 0>
ret <16 x i8> %shuffle
}
define <16 x i8> @shuffle_v16i8_01_02_03_04_05_06_07_08_09_10_11_12_13_14_15_16(<16 x i8> %a, <16 x i8> %b) {
; SSSE3-LABEL: @shuffle_v16i8_01_02_03_04_05_06_07_08_09_10_11_12_13_14_15_16
; SSSE3: # BB#0:
; SSSE3-NEXT: palignr $1, {{.*}} # xmm1 = xmm0[1,2,3,4,5,6,7,8,9,10,11,12,13,14,15],xmm1[0]
; SSSE3-NEXT: movdqa %xmm1, %xmm0
; SSSE3-NEXT: retq
%shuffle = shufflevector <16 x i8> %a, <16 x i8> %b, <16 x i32> <i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7, i32 8, i32 9, i32 10, i32 11, i32 12, i32 13, i32 14, i32 15, i32 16>
ret <16 x i8> %shuffle
}
define <16 x i8> @shuffle_v16i8_01_02_03_04_05_06_07_08_09_10_11_12_13_14_15_00(<16 x i8> %a, <16 x i8> %b) {
; SSSE3-LABEL: @shuffle_v16i8_01_02_03_04_05_06_07_08_09_10_11_12_13_14_15_00
; SSSE3: # BB#0:
; SSSE3-NEXT: palignr $1, {{.*}} # xmm0 = xmm0[1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,0]
; SSSE3-NEXT: retq
%shuffle = shufflevector <16 x i8> %a, <16 x i8> %b, <16 x i32> <i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7, i32 8, i32 9, i32 10, i32 11, i32 12, i32 13, i32 14, i32 15, i32 0>
ret <16 x i8> %shuffle
}
define <16 x i8> @shuffle_v16i8_15_16_17_18_19_20_21_22_23_24_25_26_27_28_29_30(<16 x i8> %a, <16 x i8> %b) {
; SSSE3-LABEL: @shuffle_v16i8_15_16_17_18_19_20_21_22_23_24_25_26_27_28_29_30
; SSSE3: # BB#0:
; SSSE3-NEXT: palignr $15, {{.*}} # xmm1 = xmm0[15],xmm1[0,1,2,3,4,5,6,7,8,9,10,11,12,13,14]
; SSSE3-NEXT: movdqa %xmm1, %xmm0
; SSSE3-NEXT: retq
%shuffle = shufflevector <16 x i8> %a, <16 x i8> %b, <16 x i32> <i32 15, i32 16, i32 17, i32 18, i32 19, i32 20, i32 21, i32 22, i32 23, i32 24, i32 25, i32 26, i32 27, i32 28, i32 29, i32 30>
ret <16 x i8> %shuffle
}