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[X86][AVX] Tests tidyup

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Cleanup/regenerate some tests for some upcoming patches.

llvm-svn: 255432
This commit is contained in:
Simon Pilgrim 2015-12-12 12:52:52 +00:00
parent 8a1dde1744
commit 0023d32200
2 changed files with 68 additions and 69 deletions
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28
test/CodeGen/X86/2012-01-12-extract-sv.ll
View File

@ -2,20 +2,20 @@
define void @endless_loop() {
; CHECK-LABEL: endless_loop:
; CHECK-NEXT: # BB#0:
; CHECK-NEXT: vmovaps (%eax), %ymm0
; CHECK-NEXT: vextractf128 $1, %ymm0, %xmm0
; CHECK-NEXT: vmovsldup %xmm0, %xmm0 # xmm0 = xmm0[0,0,2,2]
; CHECK-NEXT: vmovddup %xmm0, %xmm1 # xmm1 = xmm0[0,0]
; CHECK-NEXT: vinsertf128 $1, %xmm1, %ymm0, %ymm1
; CHECK-NEXT: vxorps %xmm2, %xmm2, %xmm2
; CHECK-NEXT: vblendps $128, %ymm1, %ymm2, %ymm1 # ymm1 = ymm2[0,1,2,3,4,5,6],ymm1[7]
; CHECK-NEXT: vxorps %ymm2, %ymm2, %ymm2
; CHECK-NEXT: vblendps $1, %ymm0, %ymm2, %ymm0 # ymm0 = ymm0[0],ymm2[1,2,3,4,5,6,7]
; CHECK-NEXT: vmovaps %ymm0, (%eax)
; CHECK-NEXT: vmovaps %ymm1, (%eax)
; CHECK-NEXT: vzeroupper
; CHECK-NEXT: retl
; CHECK-NEXT: # BB#0:
; CHECK-NEXT: vmovaps (%eax), %ymm0
; CHECK-NEXT: vextractf128 $1, %ymm0, %xmm0
; CHECK-NEXT: vmovsldup {{.*#+}} xmm0 = xmm0[0,0,2,2]
; CHECK-NEXT: vmovddup {{.*#+}} xmm1 = xmm0[0,0]
; CHECK-NEXT: vinsertf128 $1, %xmm1, %ymm0, %ymm1
; CHECK-NEXT: vxorps %xmm2, %xmm2, %xmm2
; CHECK-NEXT: vblendps {{.*#+}} ymm1 = ymm2[0,1,2,3,4,5,6],ymm1[7]
; CHECK-NEXT: vxorps %ymm2, %ymm2, %ymm2
; CHECK-NEXT: vblendps {{.*#+}} ymm0 = ymm0[0],ymm2[1,2,3,4,5,6,7]
; CHECK-NEXT: vmovaps %ymm0, (%eax)
; CHECK-NEXT: vmovaps %ymm1, (%eax)
; CHECK-NEXT: vzeroupper
; CHECK-NEXT: retl
entry:
%0 = load <8 x i32>, <8 x i32> addrspace(1)* undef, align 32
%1 = shufflevector <8 x i32> %0, <8 x i32> undef, <16 x i32> <i32 4, i32 4, 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>

109
test/CodeGen/X86/vec_extract-avx.ll
View File

@ -1,6 +1,5 @@
target triple = "x86_64-unknown-unknown"
; RUN: llc < %s -march=x86-64 -mattr=+avx | FileCheck %s
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+avx | FileCheck %s
; When extracting multiple consecutive elements from a larger
; vector into a smaller one, do it efficiently. We should use
@ -9,6 +8,11 @@ target triple = "x86_64-unknown-unknown"
; Extracting the low elements only requires using the right kind of store.
define void @low_v8f32_to_v4f32(<8 x float> %v, <4 x float>* %ptr) {
; CHECK-LABEL: low_v8f32_to_v4f32:
; CHECK: # BB#0:
; CHECK-NEXT: vmovaps %xmm0, (%rdi)
; CHECK-NEXT: vzeroupper
; CHECK-NEXT: retq
%ext0 = extractelement <8 x float> %v, i32 0
%ext1 = extractelement <8 x float> %v, i32 1
%ext2 = extractelement <8 x float> %v, i32 2
@ -19,15 +23,15 @@ define void @low_v8f32_to_v4f32(<8 x float> %v, <4 x float>* %ptr) {
%ins3 = insertelement <4 x float> %ins2, float %ext3, i32 3
store <4 x float> %ins3, <4 x float>* %ptr, align 16
ret void
; CHECK-LABEL: low_v8f32_to_v4f32
; CHECK: vmovaps
; CHECK-NEXT: vzeroupper
; CHECK-NEXT: retq
}
; Extracting the high elements requires just one AVX instruction.
define void @high_v8f32_to_v4f32(<8 x float> %v, <4 x float>* %ptr) {
; CHECK-LABEL: high_v8f32_to_v4f32:
; CHECK: # BB#0:
; CHECK-NEXT: vextractf128 $1, %ymm0, (%rdi)
; CHECK-NEXT: vzeroupper
; CHECK-NEXT: retq
%ext0 = extractelement <8 x float> %v, i32 4
%ext1 = extractelement <8 x float> %v, i32 5
%ext2 = extractelement <8 x float> %v, i32 6
@ -38,17 +42,17 @@ define void @high_v8f32_to_v4f32(<8 x float> %v, <4 x float>* %ptr) {
%ins3 = insertelement <4 x float> %ins2, float %ext3, i32 3
store <4 x float> %ins3, <4 x float>* %ptr, align 16
ret void
; CHECK-LABEL: high_v8f32_to_v4f32
; CHECK: vextractf128
; CHECK-NEXT: vzeroupper
; CHECK-NEXT: retq
}
; Make sure element type doesn't alter the codegen. Note that
; if we were actually using the vector in this function and
; have AVX2, we should generate vextracti128 (the int version).
define void @high_v8i32_to_v4i32(<8 x i32> %v, <4 x i32>* %ptr) {
; CHECK-LABEL: high_v8i32_to_v4i32:
; CHECK: # BB#0:
; CHECK-NEXT: vextractf128 $1, %ymm0, (%rdi)
; CHECK-NEXT: vzeroupper
; CHECK-NEXT: retq
%ext0 = extractelement <8 x i32> %v, i32 4
%ext1 = extractelement <8 x i32> %v, i32 5
%ext2 = extractelement <8 x i32> %v, i32 6
@ -59,91 +63,86 @@ define void @high_v8i32_to_v4i32(<8 x i32> %v, <4 x i32>* %ptr) {
%ins3 = insertelement <4 x i32> %ins2, i32 %ext3, i32 3
store <4 x i32> %ins3, <4 x i32>* %ptr, align 16
ret void
; CHECK-LABEL: high_v8i32_to_v4i32
; CHECK: vextractf128
; CHECK-NEXT: vzeroupper
; CHECK-NEXT: retq
}
; Make sure that element size doesn't alter the codegen.
define void @high_v4f64_to_v2f64(<4 x double> %v, <2 x double>* %ptr) {
; CHECK-LABEL: high_v4f64_to_v2f64:
; CHECK: # BB#0:
; CHECK-NEXT: vextractf128 $1, %ymm0, (%rdi)
; CHECK-NEXT: vzeroupper
; CHECK-NEXT: retq
%ext0 = extractelement <4 x double> %v, i32 2
%ext1 = extractelement <4 x double> %v, i32 3
%ins0 = insertelement <2 x double> undef, double %ext0, i32 0
%ins1 = insertelement <2 x double> %ins0, double %ext1, i32 1
store <2 x double> %ins1, <2 x double>* %ptr, align 16
ret void
; CHECK-LABEL: high_v4f64_to_v2f64
; CHECK: vextractf128
; CHECK-NEXT: vzeroupper
; CHECK-NEXT: retq
}
; PR25320 Make sure that a widened (possibly legalized) vector correctly zero-extends upper elements.
; FIXME - Ideally these should just call VMOVD/VMOVQ/VMOVSS/VMOVSD
define void @legal_vzmovl_2i32_8i32(<2 x i32>* %in, <8 x i32>* %out) {
; CHECK-LABEL: legal_vzmovl_2i32_8i32:
; CHECK: # BB#0:
; CHECK-NEXT: vpmovzxdq {{.*#+}} xmm0 = mem[0],zero,mem[1],zero
; CHECK-NEXT: vxorps %ymm1, %ymm1, %ymm1
; CHECK-NEXT: vblendps {{.*#+}} ymm0 = ymm0[0],ymm1[1,2,3,4,5,6,7]
; CHECK-NEXT: vmovaps %ymm0, (%rsi)
; CHECK-NEXT: vzeroupper
; CHECK-NEXT: retq
%ld = load <2 x i32>, <2 x i32>* %in, align 8
%ext = extractelement <2 x i32> %ld, i64 0
%ins = insertelement <8 x i32> <i32 undef, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0>, i32 %ext, i64 0
store <8 x i32> %ins, <8 x i32>* %out, align 32
ret void
; CHECK-LABEL: legal_vzmovl_2i32_8i32
; CHECK: vpmovzxdq {{.*#+}} xmm0 = mem[0],zero,mem[1],zero
; CHECK-NEXT: vxorps %ymm1, %ymm1, %ymm1
; CHECK-NEXT: vblendps {{.*#+}} ymm0 = ymm0[0],ymm1[1,2,3,4,5,6,7]
; CHECK-NEXT: vmovaps %ymm0, (%rsi)
; CHECK-NEXT: vzeroupper
; CHECK-NEXT: retq
}
define void @legal_vzmovl_2i64_4i64(<2 x i64>* %in, <4 x i64>* %out) {
; CHECK-LABEL: legal_vzmovl_2i64_4i64:
; CHECK: # BB#0:
; CHECK-NEXT: vmovupd (%rdi), %xmm0
; CHECK-NEXT: vxorpd %ymm1, %ymm1, %ymm1
; CHECK-NEXT: vblendpd {{.*#+}} ymm0 = ymm0[0],ymm1[1,2,3]
; CHECK-NEXT: vmovapd %ymm0, (%rsi)
; CHECK-NEXT: vzeroupper
; CHECK-NEXT: retq
%ld = load <2 x i64>, <2 x i64>* %in, align 8
%ext = extractelement <2 x i64> %ld, i64 0
%ins = insertelement <4 x i64> <i64 undef, i64 0, i64 0, i64 0>, i64 %ext, i64 0
store <4 x i64> %ins, <4 x i64>* %out, align 32
ret void
; CHECK-LABEL: legal_vzmovl_2i64_4i64
; CHECK: vmovupd (%rdi), %xmm0
; CHECK-NEXT: vxorpd %ymm1, %ymm1, %ymm1
; CHECK-NEXT: vblendpd {{.*#+}} ymm0 = ymm0[0],ymm1[1,2,3]
; CHECK-NEXT: vmovapd %ymm0, (%rsi)
; CHECK-NEXT: vzeroupper
; CHECK-NEXT: retq
}
define void @legal_vzmovl_2f32_8f32(<2 x float>* %in, <8 x float>* %out) {
; CHECK-LABEL: legal_vzmovl_2f32_8f32:
; CHECK: # BB#0:
; CHECK-NEXT: vmovq {{.*#+}} xmm0 = mem[0],zero
; CHECK-NEXT: vxorps %ymm1, %ymm1, %ymm1
; CHECK-NEXT: vblendps {{.*#+}} ymm0 = ymm0[0],ymm1[1,2,3,4,5,6,7]
; CHECK-NEXT: vmovaps %ymm0, (%rsi)
; CHECK-NEXT: vzeroupper
; CHECK-NEXT: retq
%ld = load <2 x float>, <2 x float>* %in, align 8
%ext = extractelement <2 x float> %ld, i64 0
%ins = insertelement <8 x float> <float undef, float 0.0, float 0.0, float 0.0, float 0.0, float 0.0, float 0.0, float 0.0>, float %ext, i64 0
store <8 x float> %ins, <8 x float>* %out, align 32
ret void
; CHECK-LABEL: legal_vzmovl_2f32_8f32
; CHECK: vmovq {{.*#+}} xmm0 = mem[0],zero
; CHECK-NEXT: vxorps %ymm1, %ymm1, %ymm1
; CHECK-NEXT: vblendps {{.*#+}} ymm0 = ymm0[0],ymm1[1,2,3,4,5,6,7]
; CHECK-NEXT: vmovaps %ymm0, (%rsi)
; CHECK-NEXT: vzeroupper
; CHECK-NEXT: retq
}
define void @legal_vzmovl_2f64_4f64(<2 x double>* %in, <4 x double>* %out) {
; CHECK-LABEL: legal_vzmovl_2f64_4f64:
; CHECK: # BB#0:
; CHECK-NEXT: vmovupd (%rdi), %xmm0
; CHECK-NEXT: vxorpd %ymm1, %ymm1, %ymm1
; CHECK-NEXT: vblendpd {{.*#+}} ymm0 = ymm0[0],ymm1[1,2,3]
; CHECK-NEXT: vmovapd %ymm0, (%rsi)
; CHECK-NEXT: vzeroupper
; CHECK-NEXT: retq
%ld = load <2 x double>, <2 x double>* %in, align 8
%ext = extractelement <2 x double> %ld, i64 0
%ins = insertelement <4 x double> <double undef, double 0.0, double 0.0, double 0.0>, double %ext, i64 0
store <4 x double> %ins, <4 x double>* %out, align 32
ret void
; CHECK-LABEL: legal_vzmovl_2f64_4f64
; CHECK: vmovupd (%rdi), %xmm0
; CHECK-NEXT: vxorpd %ymm1, %ymm1, %ymm1
; CHECK-NEXT: vblendpd {{.*#+}} ymm0 = ymm0[0],ymm1[1,2,3]
; CHECK-NEXT: vmovapd %ymm0, (%rsi)
; CHECK-NEXT: vzeroupper
; CHECK-NEXT: retq
}