Files
clang-p2996/llvm/test/CodeGen/X86/lower-vec-shift.ll
Roman Lebedev 0aef747b84 [NFC][X86][Codegen] Megacommit: mass-regenerate all check lines that were already autogenerated
The motivation is that the update script has at least two deviations
(`<...>@GOT`/`<...>@PLT`/ and not hiding pointer arithmetics) from
what pretty much all the checklines were generated with,
and most of the tests are still not updated, so each time one of the
non-up-to-date tests is updated to see the effect of the code change,
there is a lot of noise. Instead of having to deal with that each
time, let's just deal with everything at once.

This has been done via:
```
cd llvm-project/llvm/test/CodeGen/X86
grep -rl "; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py" | xargs -L1 <...>/llvm-project/llvm/utils/update_llc_test_checks.py --llc-binary <...>/llvm-project/build/bin/llc
```

Not all tests were regenerated, however.
2021-06-11 23:57:02 +03:00

314 lines
10 KiB
LLVM

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mtriple=x86_64-unknown-linux-gnu -mattr=+ssse3 | FileCheck %s --check-prefix=SSE
; RUN: llc < %s -mtriple=x86_64-unknown-linux-gnu -mattr=+avx | FileCheck %s --check-prefixes=AVX,AVX1
; RUN: llc < %s -mtriple=x86_64-unknown-linux-gnu -mattr=+avx2 | FileCheck %s --check-prefixes=AVX,AVX2
; Verify that the following shifts are lowered into a sequence of two shifts plus
; a blend. On pre-avx2 targets, instead of scalarizing logical and arithmetic
; packed shift right by a constant build_vector the backend should always try to
; emit a simpler sequence of two shifts + blend when possible.
define <8 x i16> @test1(<8 x i16> %a) {
; SSE-LABEL: test1:
; SSE: # %bb.0:
; SSE-NEXT: movdqa %xmm0, %xmm1
; SSE-NEXT: psrlw $3, %xmm1
; SSE-NEXT: psrlw $2, %xmm0
; SSE-NEXT: movss {{.*#+}} xmm0 = xmm1[0],xmm0[1,2,3]
; SSE-NEXT: retq
;
; AVX1-LABEL: test1:
; AVX1: # %bb.0:
; AVX1-NEXT: vpsrlw $3, %xmm0, %xmm1
; AVX1-NEXT: vpsrlw $2, %xmm0, %xmm0
; AVX1-NEXT: vpblendw {{.*#+}} xmm0 = xmm1[0,1],xmm0[2,3,4,5,6,7]
; AVX1-NEXT: retq
;
; AVX2-LABEL: test1:
; AVX2: # %bb.0:
; AVX2-NEXT: vpsrlw $3, %xmm0, %xmm1
; AVX2-NEXT: vpsrlw $2, %xmm0, %xmm0
; AVX2-NEXT: vpblendd {{.*#+}} xmm0 = xmm1[0],xmm0[1,2,3]
; AVX2-NEXT: retq
%lshr = lshr <8 x i16> %a, <i16 3, i16 3, i16 2, i16 2, i16 2, i16 2, i16 2, i16 2>
ret <8 x i16> %lshr
}
define <8 x i16> @test2(<8 x i16> %a) {
; SSE-LABEL: test2:
; SSE: # %bb.0:
; SSE-NEXT: movdqa %xmm0, %xmm1
; SSE-NEXT: psrlw $3, %xmm1
; SSE-NEXT: psrlw $2, %xmm0
; SSE-NEXT: movsd {{.*#+}} xmm0 = xmm1[0],xmm0[1]
; SSE-NEXT: retq
;
; AVX1-LABEL: test2:
; AVX1: # %bb.0:
; AVX1-NEXT: vpsrlw $2, %xmm0, %xmm1
; AVX1-NEXT: vpsrlw $3, %xmm0, %xmm0
; AVX1-NEXT: vpblendw {{.*#+}} xmm0 = xmm0[0,1,2,3],xmm1[4,5,6,7]
; AVX1-NEXT: retq
;
; AVX2-LABEL: test2:
; AVX2: # %bb.0:
; AVX2-NEXT: vpsrlw $2, %xmm0, %xmm1
; AVX2-NEXT: vpsrlw $3, %xmm0, %xmm0
; AVX2-NEXT: vpblendd {{.*#+}} xmm0 = xmm0[0,1],xmm1[2,3]
; AVX2-NEXT: retq
%lshr = lshr <8 x i16> %a, <i16 3, i16 3, i16 3, i16 3, i16 2, i16 2, i16 2, i16 2>
ret <8 x i16> %lshr
}
define <4 x i32> @test3(<4 x i32> %a) {
; SSE-LABEL: test3:
; SSE: # %bb.0:
; SSE-NEXT: movdqa %xmm0, %xmm1
; SSE-NEXT: psrld $3, %xmm1
; SSE-NEXT: psrld $2, %xmm0
; SSE-NEXT: movss {{.*#+}} xmm0 = xmm1[0],xmm0[1,2,3]
; SSE-NEXT: retq
;
; AVX1-LABEL: test3:
; AVX1: # %bb.0:
; AVX1-NEXT: vpsrld $3, %xmm0, %xmm1
; AVX1-NEXT: vpsrld $2, %xmm0, %xmm0
; AVX1-NEXT: vpblendw {{.*#+}} xmm0 = xmm1[0,1],xmm0[2,3,4,5,6,7]
; AVX1-NEXT: retq
;
; AVX2-LABEL: test3:
; AVX2: # %bb.0:
; AVX2-NEXT: vpsrlvd {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0, %xmm0
; AVX2-NEXT: retq
%lshr = lshr <4 x i32> %a, <i32 3, i32 2, i32 2, i32 2>
ret <4 x i32> %lshr
}
define <4 x i32> @test4(<4 x i32> %a) {
; SSE-LABEL: test4:
; SSE: # %bb.0:
; SSE-NEXT: movdqa %xmm0, %xmm1
; SSE-NEXT: psrld $3, %xmm1
; SSE-NEXT: psrld $2, %xmm0
; SSE-NEXT: movsd {{.*#+}} xmm0 = xmm1[0],xmm0[1]
; SSE-NEXT: retq
;
; AVX1-LABEL: test4:
; AVX1: # %bb.0:
; AVX1-NEXT: vpsrld $2, %xmm0, %xmm1
; AVX1-NEXT: vpsrld $3, %xmm0, %xmm0
; AVX1-NEXT: vpblendw {{.*#+}} xmm0 = xmm0[0,1,2,3],xmm1[4,5,6,7]
; AVX1-NEXT: retq
;
; AVX2-LABEL: test4:
; AVX2: # %bb.0:
; AVX2-NEXT: vpsrlvd {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0, %xmm0
; AVX2-NEXT: retq
%lshr = lshr <4 x i32> %a, <i32 3, i32 3, i32 2, i32 2>
ret <4 x i32> %lshr
}
define <8 x i16> @test5(<8 x i16> %a) {
; SSE-LABEL: test5:
; SSE: # %bb.0:
; SSE-NEXT: movdqa %xmm0, %xmm1
; SSE-NEXT: psraw $3, %xmm1
; SSE-NEXT: psraw $2, %xmm0
; SSE-NEXT: movss {{.*#+}} xmm0 = xmm1[0],xmm0[1,2,3]
; SSE-NEXT: retq
;
; AVX1-LABEL: test5:
; AVX1: # %bb.0:
; AVX1-NEXT: vpsraw $3, %xmm0, %xmm1
; AVX1-NEXT: vpsraw $2, %xmm0, %xmm0
; AVX1-NEXT: vpblendw {{.*#+}} xmm0 = xmm1[0,1],xmm0[2,3,4,5,6,7]
; AVX1-NEXT: retq
;
; AVX2-LABEL: test5:
; AVX2: # %bb.0:
; AVX2-NEXT: vpsraw $3, %xmm0, %xmm1
; AVX2-NEXT: vpsraw $2, %xmm0, %xmm0
; AVX2-NEXT: vpblendd {{.*#+}} xmm0 = xmm1[0],xmm0[1,2,3]
; AVX2-NEXT: retq
%lshr = ashr <8 x i16> %a, <i16 3, i16 3, i16 2, i16 2, i16 2, i16 2, i16 2, i16 2>
ret <8 x i16> %lshr
}
define <8 x i16> @test6(<8 x i16> %a) {
; SSE-LABEL: test6:
; SSE: # %bb.0:
; SSE-NEXT: movdqa %xmm0, %xmm1
; SSE-NEXT: psraw $3, %xmm1
; SSE-NEXT: psraw $2, %xmm0
; SSE-NEXT: movsd {{.*#+}} xmm0 = xmm1[0],xmm0[1]
; SSE-NEXT: retq
;
; AVX1-LABEL: test6:
; AVX1: # %bb.0:
; AVX1-NEXT: vpsraw $2, %xmm0, %xmm1
; AVX1-NEXT: vpsraw $3, %xmm0, %xmm0
; AVX1-NEXT: vpblendw {{.*#+}} xmm0 = xmm0[0,1,2,3],xmm1[4,5,6,7]
; AVX1-NEXT: retq
;
; AVX2-LABEL: test6:
; AVX2: # %bb.0:
; AVX2-NEXT: vpsraw $2, %xmm0, %xmm1
; AVX2-NEXT: vpsraw $3, %xmm0, %xmm0
; AVX2-NEXT: vpblendd {{.*#+}} xmm0 = xmm0[0,1],xmm1[2,3]
; AVX2-NEXT: retq
%lshr = ashr <8 x i16> %a, <i16 3, i16 3, i16 3, i16 3, i16 2, i16 2, i16 2, i16 2>
ret <8 x i16> %lshr
}
define <4 x i32> @test7(<4 x i32> %a) {
; SSE-LABEL: test7:
; SSE: # %bb.0:
; SSE-NEXT: movdqa %xmm0, %xmm1
; SSE-NEXT: psrad $3, %xmm1
; SSE-NEXT: psrad $2, %xmm0
; SSE-NEXT: movss {{.*#+}} xmm0 = xmm1[0],xmm0[1,2,3]
; SSE-NEXT: retq
;
; AVX1-LABEL: test7:
; AVX1: # %bb.0:
; AVX1-NEXT: vpsrad $3, %xmm0, %xmm1
; AVX1-NEXT: vpsrad $2, %xmm0, %xmm0
; AVX1-NEXT: vpblendw {{.*#+}} xmm0 = xmm1[0,1],xmm0[2,3,4,5,6,7]
; AVX1-NEXT: retq
;
; AVX2-LABEL: test7:
; AVX2: # %bb.0:
; AVX2-NEXT: vpsravd {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0, %xmm0
; AVX2-NEXT: retq
%lshr = ashr <4 x i32> %a, <i32 3, i32 2, i32 2, i32 2>
ret <4 x i32> %lshr
}
define <4 x i32> @test8(<4 x i32> %a) {
; SSE-LABEL: test8:
; SSE: # %bb.0:
; SSE-NEXT: movdqa %xmm0, %xmm1
; SSE-NEXT: psrad $3, %xmm1
; SSE-NEXT: psrad $2, %xmm0
; SSE-NEXT: movsd {{.*#+}} xmm0 = xmm1[0],xmm0[1]
; SSE-NEXT: retq
;
; AVX1-LABEL: test8:
; AVX1: # %bb.0:
; AVX1-NEXT: vpsrad $2, %xmm0, %xmm1
; AVX1-NEXT: vpsrad $3, %xmm0, %xmm0
; AVX1-NEXT: vpblendw {{.*#+}} xmm0 = xmm0[0,1,2,3],xmm1[4,5,6,7]
; AVX1-NEXT: retq
;
; AVX2-LABEL: test8:
; AVX2: # %bb.0:
; AVX2-NEXT: vpsravd {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0, %xmm0
; AVX2-NEXT: retq
%lshr = ashr <4 x i32> %a, <i32 3, i32 3, i32 2, i32 2>
ret <4 x i32> %lshr
}
define <8 x i16> @test9(<8 x i16> %a) {
; SSE-LABEL: test9:
; SSE: # %bb.0:
; SSE-NEXT: movdqa %xmm0, %xmm1
; SSE-NEXT: psraw $3, %xmm1
; SSE-NEXT: movdqa {{.*#+}} xmm2 = [65535,0,65535,65535,65535,0,0,0]
; SSE-NEXT: psraw $1, %xmm0
; SSE-NEXT: pand %xmm2, %xmm0
; SSE-NEXT: pandn %xmm1, %xmm2
; SSE-NEXT: por %xmm2, %xmm0
; SSE-NEXT: retq
;
; AVX-LABEL: test9:
; AVX: # %bb.0:
; AVX-NEXT: vpsraw $3, %xmm0, %xmm1
; AVX-NEXT: vpsraw $1, %xmm0, %xmm0
; AVX-NEXT: vpblendw {{.*#+}} xmm0 = xmm0[0],xmm1[1],xmm0[2,3,4],xmm1[5,6,7]
; AVX-NEXT: retq
%lshr = ashr <8 x i16> %a, <i16 1, i16 3, i16 1, i16 1, i16 1, i16 3, i16 3, i16 3>
ret <8 x i16> %lshr
}
define <8 x i32> @test10(<8 x i32>* %a) {
; SSE-LABEL: test10:
; SSE: # %bb.0:
; SSE-NEXT: movdqa (%rdi), %xmm0
; SSE-NEXT: psrad $1, %xmm0
; SSE-NEXT: retq
;
; AVX1-LABEL: test10:
; AVX1: # %bb.0:
; AVX1-NEXT: vmovdqa (%rdi), %xmm0
; AVX1-NEXT: vpsrad $1, %xmm0, %xmm0
; AVX1-NEXT: retq
;
; AVX2-LABEL: test10:
; AVX2: # %bb.0:
; AVX2-NEXT: vmovdqa (%rdi), %ymm0
; AVX2-NEXT: vpsrad $1, %ymm0, %ymm0
; AVX2-NEXT: retq
%ld = load <8 x i32>, <8 x i32>* %a, align 32
%ashr = ashr <8 x i32> %ld, <i32 1, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef>
ret <8 x i32> %ashr
}
; test11 vs test12 - show difference between v16i16 that is repeated/non-repeated at v8i16 level (for PBLENDW masks).
define <16 x i16> @test11(<16 x i16> %a) {
; SSE-LABEL: test11:
; SSE: # %bb.0:
; SSE-NEXT: pmullw {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0
; SSE-NEXT: pmullw {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm1
; SSE-NEXT: retq
;
; AVX1-LABEL: test11:
; AVX1: # %bb.0:
; AVX1-NEXT: vextractf128 $1, %ymm0, %xmm1
; AVX1-NEXT: vpsllw $1, %xmm1, %xmm2
; AVX1-NEXT: vpsllw $3, %xmm1, %xmm1
; AVX1-NEXT: vpblendw {{.*#+}} xmm1 = xmm1[0,1,2],xmm2[3,4,5],xmm1[6],xmm2[7]
; AVX1-NEXT: vpsllw $3, %xmm0, %xmm2
; AVX1-NEXT: vpsllw $1, %xmm0, %xmm0
; AVX1-NEXT: vpblendw {{.*#+}} xmm0 = xmm0[0],xmm2[1],xmm0[2,3,4],xmm2[5,6,7]
; AVX1-NEXT: vinsertf128 $1, %xmm1, %ymm0, %ymm0
; AVX1-NEXT: retq
;
; AVX2-LABEL: test11:
; AVX2: # %bb.0:
; AVX2-NEXT: vpmullw {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %ymm0, %ymm0
; AVX2-NEXT: retq
%lshr = shl <16 x i16> %a, <i16 1, i16 3, i16 1, i16 1, i16 1, i16 3, i16 3, i16 3, i16 3, i16 3, i16 3, i16 1, i16 1, i16 1, i16 3, i16 1>
ret <16 x i16> %lshr
}
define <16 x i16> @test12(<16 x i16> %a) {
; SSE-LABEL: test12:
; SSE: # %bb.0:
; SSE-NEXT: movdqa {{.*#+}} xmm2 = [2,8,2,2,2,8,8,8]
; SSE-NEXT: pmullw %xmm2, %xmm0
; SSE-NEXT: pmullw %xmm2, %xmm1
; SSE-NEXT: retq
;
; AVX1-LABEL: test12:
; AVX1: # %bb.0:
; AVX1-NEXT: vextractf128 $1, %ymm0, %xmm1
; AVX1-NEXT: vpsllw $3, %xmm1, %xmm2
; AVX1-NEXT: vpsllw $1, %xmm1, %xmm1
; AVX1-NEXT: vpblendw {{.*#+}} xmm1 = xmm1[0],xmm2[1],xmm1[2,3,4],xmm2[5,6,7]
; AVX1-NEXT: vpsllw $3, %xmm0, %xmm2
; AVX1-NEXT: vpsllw $1, %xmm0, %xmm0
; AVX1-NEXT: vpblendw {{.*#+}} xmm0 = xmm0[0],xmm2[1],xmm0[2,3,4],xmm2[5,6,7]
; AVX1-NEXT: vinsertf128 $1, %xmm1, %ymm0, %ymm0
; AVX1-NEXT: retq
;
; AVX2-LABEL: test12:
; AVX2: # %bb.0:
; AVX2-NEXT: vpsllw $3, %ymm0, %ymm1
; AVX2-NEXT: vpsllw $1, %ymm0, %ymm0
; AVX2-NEXT: vpblendw {{.*#+}} ymm0 = ymm0[0],ymm1[1],ymm0[2,3,4],ymm1[5,6,7],ymm0[8],ymm1[9],ymm0[10,11,12],ymm1[13,14,15]
; AVX2-NEXT: retq
%lshr = shl <16 x i16> %a, <i16 1, i16 3, i16 1, i16 1, i16 1, i16 3, i16 3, i16 3, i16 1, i16 3, i16 1, i16 1, i16 1, i16 3, i16 3, i16 3>
ret <16 x i16> %lshr
}