AVX512: Enabled VPBROADCASTB lowering for v64i8 vectors.

Differential Revision: http://reviews.llvm.org/D13896

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@251287 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Igor Breger 2015-10-26 13:01:02 +00:00
parent 9f2026ed3f
commit e9ad33d22d
2 changed files with 166 additions and 96 deletions

View File

@ -1652,6 +1652,7 @@ X86TargetLowering::X86TargetLowering(const X86TargetMachine &TM,
setOperationAction(ISD::SIGN_EXTEND, MVT::v32i16, Custom);
setOperationAction(ISD::ZERO_EXTEND, MVT::v32i16, Custom);
setOperationAction(ISD::VECTOR_SHUFFLE, MVT::v32i16, Custom);
setOperationAction(ISD::VECTOR_SHUFFLE, MVT::v64i8, Custom);
setOperationAction(ISD::SIGN_EXTEND, MVT::v64i8, Custom);
setOperationAction(ISD::ZERO_EXTEND, MVT::v64i8, Custom);
setOperationAction(ISD::INSERT_VECTOR_ELT, MVT::v32i1, Custom);

View File

@ -1,47 +1,53 @@
; RUN: llc < %s -mtriple=x86_64-apple-darwin -mcpu=knl | FileCheck %s
; RUN: llc < %s -mcpu=x86-64 -mattr=+avx512f | FileCheck %s --check-prefix=ALL --check-prefix=AVX512 --check-prefix=AVX512F
; RUN: llc < %s -mcpu=x86-64 -mattr=+avx512bw | FileCheck %s --check-prefix=ALL --check-prefix=AVX512 --check-prefix=AVX512BW
define <16 x i32> @_inreg16xi32(i32 %a) {
; CHECK-LABEL: _inreg16xi32:
; CHECK: ## BB#0:
; CHECK-NEXT: vpbroadcastd %edi, %zmm0
; CHECK-NEXT: retq
; ALL-LABEL: _inreg16xi32:
; ALL: # BB#0:
; ALL-NEXT: vpbroadcastd %edi, %zmm0
; ALL-NEXT: retq
%b = insertelement <16 x i32> undef, i32 %a, i32 0
%c = shufflevector <16 x i32> %b, <16 x i32> undef, <16 x i32> zeroinitializer
ret <16 x i32> %c
}
define <8 x i64> @_inreg8xi64(i64 %a) {
; CHECK-LABEL: _inreg8xi64:
; CHECK: ## BB#0:
; CHECK-NEXT: vpbroadcastq %rdi, %zmm0
; CHECK-NEXT: retq
; ALL-LABEL: _inreg8xi64:
; ALL: # BB#0:
; ALL-NEXT: vpbroadcastq %rdi, %zmm0
; ALL-NEXT: retq
%b = insertelement <8 x i64> undef, i64 %a, i32 0
%c = shufflevector <8 x i64> %b, <8 x i64> undef, <8 x i32> zeroinitializer
ret <8 x i64> %c
}
;CHECK-LABEL: _ss16xfloat_v4
;CHECK: vbroadcastss %xmm0, %zmm0
;CHECK: ret
define <16 x float> @_ss16xfloat_v4(<4 x float> %a) {
; ALL-LABEL: _ss16xfloat_v4:
; ALL: # BB#0:
; ALL-NEXT: vbroadcastss %xmm0, %zmm0
; ALL-NEXT: retq
%b = shufflevector <4 x float> %a, <4 x float> undef, <16 x i32> zeroinitializer
ret <16 x float> %b
}
define <16 x float> @_inreg16xfloat(float %a) {
; CHECK-LABEL: _inreg16xfloat:
; CHECK: ## BB#0:
; CHECK-NEXT: vbroadcastss %xmm0, %zmm0
; CHECK-NEXT: retq
; ALL-LABEL: _inreg16xfloat:
; ALL: # BB#0:
; ALL-NEXT: vbroadcastss %xmm0, %zmm0
; ALL-NEXT: retq
%b = insertelement <16 x float> undef, float %a, i32 0
%c = shufflevector <16 x float> %b, <16 x float> undef, <16 x i32> zeroinitializer
ret <16 x float> %c
}
;CHECK-LABEL: _ss16xfloat_mask:
;CHECK: vbroadcastss %xmm0, %zmm1 {%k1}
;CHECK: ret
define <16 x float> @_ss16xfloat_mask(float %a, <16 x float> %i, <16 x i32> %mask1) {
; ALL-LABEL: _ss16xfloat_mask:
; ALL: # BB#0:
; ALL-NEXT: vpxord %zmm3, %zmm3, %zmm3
; ALL-NEXT: vpcmpneqd %zmm3, %zmm2, %k1
; ALL-NEXT: vbroadcastss %xmm0, %zmm1 {%k1}
; ALL-NEXT: vmovaps %zmm1, %zmm0
; ALL-NEXT: retq
%mask = icmp ne <16 x i32> %mask1, zeroinitializer
%b = insertelement <16 x float> undef, float %a, i32 0
%c = shufflevector <16 x float> %b, <16 x float> undef, <16 x i32> zeroinitializer
@ -49,10 +55,13 @@ define <16 x float> @_ss16xfloat_mask(float %a, <16 x float> %i, <16 x i32> %m
ret <16 x float> %r
}
;CHECK-LABEL: _ss16xfloat_maskz:
;CHECK: vbroadcastss %xmm0, %zmm0 {%k1} {z}
;CHECK: ret
define <16 x float> @_ss16xfloat_maskz(float %a, <16 x i32> %mask1) {
; ALL-LABEL: _ss16xfloat_maskz:
; ALL: # BB#0:
; ALL-NEXT: vpxord %zmm2, %zmm2, %zmm2
; ALL-NEXT: vpcmpneqd %zmm2, %zmm1, %k1
; ALL-NEXT: vbroadcastss %xmm0, %zmm0 {%k1} {z}
; ALL-NEXT: retq
%mask = icmp ne <16 x i32> %mask1, zeroinitializer
%b = insertelement <16 x float> undef, float %a, i32 0
%c = shufflevector <16 x float> %b, <16 x float> undef, <16 x i32> zeroinitializer
@ -60,20 +69,24 @@ define <16 x float> @_ss16xfloat_maskz(float %a, <16 x i32> %mask1) {
ret <16 x float> %r
}
;CHECK-LABEL: _ss16xfloat_load:
;CHECK: vbroadcastss (%{{.*}}, %zmm
;CHECK: ret
define <16 x float> @_ss16xfloat_load(float* %a.ptr) {
; ALL-LABEL: _ss16xfloat_load:
; ALL: # BB#0:
; ALL-NEXT: vbroadcastss (%rdi), %zmm0
; ALL-NEXT: retq
%a = load float, float* %a.ptr
%b = insertelement <16 x float> undef, float %a, i32 0
%c = shufflevector <16 x float> %b, <16 x float> undef, <16 x i32> zeroinitializer
ret <16 x float> %c
}
;CHECK-LABEL: _ss16xfloat_mask_load:
;CHECK: vbroadcastss (%rdi), %zmm0 {%k1}
;CHECK: ret
define <16 x float> @_ss16xfloat_mask_load(float* %a.ptr, <16 x float> %i, <16 x i32> %mask1) {
; ALL-LABEL: _ss16xfloat_mask_load:
; ALL: # BB#0:
; ALL-NEXT: vpxord %zmm2, %zmm2, %zmm2
; ALL-NEXT: vpcmpneqd %zmm2, %zmm1, %k1
; ALL-NEXT: vbroadcastss (%rdi), %zmm0 {%k1}
; ALL-NEXT: retq
%a = load float, float* %a.ptr
%mask = icmp ne <16 x i32> %mask1, zeroinitializer
%b = insertelement <16 x float> undef, float %a, i32 0
@ -82,10 +95,13 @@ define <16 x float> @_ss16xfloat_mask_load(float* %a.ptr, <16 x float> %i, <16
ret <16 x float> %r
}
;CHECK-LABEL: _ss16xfloat_maskz_load:
;CHECK: vbroadcastss (%rdi), %zmm0 {%k1} {z}
;CHECK: ret
define <16 x float> @_ss16xfloat_maskz_load(float* %a.ptr, <16 x i32> %mask1) {
; ALL-LABEL: _ss16xfloat_maskz_load:
; ALL: # BB#0:
; ALL-NEXT: vpxord %zmm1, %zmm1, %zmm1
; ALL-NEXT: vpcmpneqd %zmm1, %zmm0, %k1
; ALL-NEXT: vbroadcastss (%rdi), %zmm0 {%k1} {z}
; ALL-NEXT: retq
%a = load float, float* %a.ptr
%mask = icmp ne <16 x i32> %mask1, zeroinitializer
%b = insertelement <16 x float> undef, float %a, i32 0
@ -95,19 +111,23 @@ define <16 x float> @_ss16xfloat_maskz_load(float* %a.ptr, <16 x i32> %mask1)
}
define <8 x double> @_inreg8xdouble(double %a) {
; CHECK-LABEL: _inreg8xdouble:
; CHECK: ## BB#0:
; CHECK-NEXT: vbroadcastsd %xmm0, %zmm0
; CHECK-NEXT: retq
; ALL-LABEL: _inreg8xdouble:
; ALL: # BB#0:
; ALL-NEXT: vbroadcastsd %xmm0, %zmm0
; ALL-NEXT: retq
%b = insertelement <8 x double> undef, double %a, i32 0
%c = shufflevector <8 x double> %b, <8 x double> undef, <8 x i32> zeroinitializer
ret <8 x double> %c
}
;CHECK-LABEL: _sd8xdouble_mask:
;CHECK: vbroadcastsd %xmm0, %zmm1 {%k1}
;CHECK: ret
define <8 x double> @_sd8xdouble_mask(double %a, <8 x double> %i, <8 x i32> %mask1) {
; ALL-LABEL: _sd8xdouble_mask:
; ALL: # BB#0:
; ALL-NEXT: vpxor %ymm3, %ymm3, %ymm3
; ALL-NEXT: vpcmpneqd %zmm3, %zmm2, %k1
; ALL-NEXT: vbroadcastsd %xmm0, %zmm1 {%k1}
; ALL-NEXT: vmovaps %zmm1, %zmm0
; ALL-NEXT: retq
%mask = icmp ne <8 x i32> %mask1, zeroinitializer
%b = insertelement <8 x double> undef, double %a, i32 0
%c = shufflevector <8 x double> %b, <8 x double> undef, <8 x i32> zeroinitializer
@ -115,10 +135,13 @@ define <8 x double> @_sd8xdouble_mask(double %a, <8 x double> %i, <8 x i32> %m
ret <8 x double> %r
}
;CHECK-LABEL: _sd8xdouble_maskz:
;CHECK: vbroadcastsd %xmm0, %zmm0 {%k1} {z}
;CHECK: ret
define <8 x double> @_sd8xdouble_maskz(double %a, <8 x i32> %mask1) {
; ALL-LABEL: _sd8xdouble_maskz:
; ALL: # BB#0:
; ALL-NEXT: vpxor %ymm2, %ymm2, %ymm2
; ALL-NEXT: vpcmpneqd %zmm2, %zmm1, %k1
; ALL-NEXT: vbroadcastsd %xmm0, %zmm0 {%k1} {z}
; ALL-NEXT: retq
%mask = icmp ne <8 x i32> %mask1, zeroinitializer
%b = insertelement <8 x double> undef, double %a, i32 0
%c = shufflevector <8 x double> %b, <8 x double> undef, <8 x i32> zeroinitializer
@ -126,20 +149,24 @@ define <8 x double> @_sd8xdouble_maskz(double %a, <8 x i32> %mask1) {
ret <8 x double> %r
}
;CHECK-LABEL: _sd8xdouble_load:
;CHECK: vbroadcastsd (%rdi), %zmm
;CHECK: ret
define <8 x double> @_sd8xdouble_load(double* %a.ptr) {
; ALL-LABEL: _sd8xdouble_load:
; ALL: # BB#0:
; ALL-NEXT: vbroadcastsd (%rdi), %zmm0
; ALL-NEXT: retq
%a = load double, double* %a.ptr
%b = insertelement <8 x double> undef, double %a, i32 0
%c = shufflevector <8 x double> %b, <8 x double> undef, <8 x i32> zeroinitializer
ret <8 x double> %c
}
;CHECK-LABEL: _sd8xdouble_mask_load:
;CHECK: vbroadcastsd (%rdi), %zmm0 {%k1}
;CHECK: ret
define <8 x double> @_sd8xdouble_mask_load(double* %a.ptr, <8 x double> %i, <8 x i32> %mask1) {
; ALL-LABEL: _sd8xdouble_mask_load:
; ALL: # BB#0:
; ALL-NEXT: vpxor %ymm2, %ymm2, %ymm2
; ALL-NEXT: vpcmpneqd %zmm2, %zmm1, %k1
; ALL-NEXT: vbroadcastsd (%rdi), %zmm0 {%k1}
; ALL-NEXT: retq
%a = load double, double* %a.ptr
%mask = icmp ne <8 x i32> %mask1, zeroinitializer
%b = insertelement <8 x double> undef, double %a, i32 0
@ -149,9 +176,12 @@ define <8 x double> @_sd8xdouble_mask_load(double* %a.ptr, <8 x double> %i, <8
}
define <8 x double> @_sd8xdouble_maskz_load(double* %a.ptr, <8 x i32> %mask1) {
; CHECK-LABEL: _sd8xdouble_maskz_load:
; CHECK: vbroadcastsd (%rdi), %zmm0 {%k1} {z}
; CHECK: ret
; ALL-LABEL: _sd8xdouble_maskz_load:
; ALL: # BB#0:
; ALL-NEXT: vpxor %ymm1, %ymm1, %ymm1
; ALL-NEXT: vpcmpneqd %zmm1, %zmm0, %k1
; ALL-NEXT: vbroadcastsd (%rdi), %zmm0 {%k1} {z}
; ALL-NEXT: retq
%a = load double, double* %a.ptr
%mask = icmp ne <8 x i32> %mask1, zeroinitializer
%b = insertelement <8 x double> undef, double %a, i32 0
@ -161,32 +191,32 @@ define <8 x double> @_sd8xdouble_maskz_load(double* %a.ptr, <8 x i32> %mask1)
}
define <16 x i32> @_xmm16xi32(<16 x i32> %a) {
; CHECK-LABEL: _xmm16xi32:
; CHECK: ## BB#0:
; CHECK-NEXT: vpbroadcastd %xmm0, %zmm0
; CHECK-NEXT: retq
; ALL-LABEL: _xmm16xi32:
; ALL: # BB#0:
; ALL-NEXT: vpbroadcastd %xmm0, %zmm0
; ALL-NEXT: retq
%b = shufflevector <16 x i32> %a, <16 x i32> undef, <16 x i32> zeroinitializer
ret <16 x i32> %b
}
define <16 x float> @_xmm16xfloat(<16 x float> %a) {
; CHECK-LABEL: _xmm16xfloat:
; CHECK: ## BB#0:
; CHECK-NEXT: vbroadcastss %xmm0, %zmm0
; CHECK-NEXT: retq
; ALL-LABEL: _xmm16xfloat:
; ALL: # BB#0:
; ALL-NEXT: vbroadcastss %xmm0, %zmm0
; ALL-NEXT: retq
%b = shufflevector <16 x float> %a, <16 x float> undef, <16 x i32> zeroinitializer
ret <16 x float> %b
}
define <16 x i32> @test_vbroadcast() {
; CHECK-LABEL: test_vbroadcast:
; CHECK: ## BB#0: ## %entry
; CHECK-NEXT: vpxord %zmm0, %zmm0, %zmm0
; CHECK-NEXT: vcmpunordps %zmm0, %zmm0, %k1
; CHECK-NEXT: vpbroadcastd {{.*}}(%rip), %zmm0 {%k1} {z}
; CHECK-NEXT: knotw %k1, %k1
; CHECK-NEXT: vmovdqu32 %zmm0, %zmm0 {%k1} {z}
; CHECK-NEXT: retq
; ALL-LABEL: test_vbroadcast:
; ALL: # BB#0: # %entry
; ALL-NEXT: vpxord %zmm0, %zmm0, %zmm0
; ALL-NEXT: vcmpunordps %zmm0, %zmm0, %k1
; ALL-NEXT: vpbroadcastd {{.*}}(%rip), %zmm0 {%k1} {z}
; ALL-NEXT: knotw %k1, %k1
; ALL-NEXT: vmovdqu32 %zmm0, %zmm0 {%k1} {z}
; ALL-NEXT: retq
entry:
%0 = sext <16 x i1> zeroinitializer to <16 x i32>
%1 = fcmp uno <16 x float> undef, zeroinitializer
@ -198,10 +228,10 @@ entry:
; We implement the set1 intrinsics with vector initializers. Verify that the
; IR generated will produce broadcasts at the end.
define <8 x double> @test_set1_pd(double %d) #2 {
; CHECK-LABEL: test_set1_pd:
; CHECK: ## BB#0: ## %entry
; CHECK-NEXT: vbroadcastsd %xmm0, %zmm0
; CHECK-NEXT: retq
; ALL-LABEL: test_set1_pd:
; ALL: # BB#0: # %entry
; ALL-NEXT: vbroadcastsd %xmm0, %zmm0
; ALL-NEXT: retq
entry:
%vecinit.i = insertelement <8 x double> undef, double %d, i32 0
%vecinit1.i = insertelement <8 x double> %vecinit.i, double %d, i32 1
@ -215,10 +245,10 @@ entry:
}
define <8 x i64> @test_set1_epi64(i64 %d) #2 {
; CHECK-LABEL: test_set1_epi64:
; CHECK: ## BB#0: ## %entry
; CHECK-NEXT: vpbroadcastq %rdi, %zmm0
; CHECK-NEXT: retq
; ALL-LABEL: test_set1_epi64:
; ALL: # BB#0: # %entry
; ALL-NEXT: vpbroadcastq %rdi, %zmm0
; ALL-NEXT: retq
entry:
%vecinit.i = insertelement <8 x i64> undef, i64 %d, i32 0
%vecinit1.i = insertelement <8 x i64> %vecinit.i, i64 %d, i32 1
@ -232,10 +262,10 @@ entry:
}
define <16 x float> @test_set1_ps(float %f) #2 {
; CHECK-LABEL: test_set1_ps:
; CHECK: ## BB#0: ## %entry
; CHECK-NEXT: vbroadcastss %xmm0, %zmm0
; CHECK-NEXT: retq
; ALL-LABEL: test_set1_ps:
; ALL: # BB#0: # %entry
; ALL-NEXT: vbroadcastss %xmm0, %zmm0
; ALL-NEXT: retq
entry:
%vecinit.i = insertelement <16 x float> undef, float %f, i32 0
%vecinit1.i = insertelement <16 x float> %vecinit.i, float %f, i32 1
@ -257,10 +287,10 @@ entry:
}
define <16 x i32> @test_set1_epi32(i32 %f) #2 {
; CHECK-LABEL: test_set1_epi32:
; CHECK: ## BB#0: ## %entry
; CHECK-NEXT: vpbroadcastd %edi, %zmm0
; CHECK-NEXT: retq
; ALL-LABEL: test_set1_epi32:
; ALL: # BB#0: # %entry
; ALL-NEXT: vpbroadcastd %edi, %zmm0
; ALL-NEXT: retq
entry:
%vecinit.i = insertelement <16 x i32> undef, i32 %f, i32 0
%vecinit1.i = insertelement <16 x i32> %vecinit.i, i32 %f, i32 1
@ -284,10 +314,10 @@ entry:
; We implement the scalar broadcast intrinsics with vector initializers.
; Verify that the IR generated will produce the broadcast at the end.
define <8 x double> @test_mm512_broadcastsd_pd(<2 x double> %a) {
; CHECK-LABEL: test_mm512_broadcastsd_pd:
; CHECK: ## BB#0: ## %entry
; CHECK-NEXT: vbroadcastsd %xmm0, %zmm0
; CHECK-NEXT: retq
; ALL-LABEL: test_mm512_broadcastsd_pd:
; ALL: # BB#0: # %entry
; ALL-NEXT: vbroadcastsd %xmm0, %zmm0
; ALL-NEXT: retq
entry:
%0 = extractelement <2 x double> %a, i32 0
%vecinit.i = insertelement <8 x double> undef, double %0, i32 0
@ -301,30 +331,69 @@ entry:
ret <8 x double> %vecinit7.i
}
; CHECK-LABEL: test1
; CHECK: vbroadcastss
define <16 x float> @test1(<8 x float>%a) {
; ALL-LABEL: test1:
; ALL: # BB#0:
; ALL-NEXT: vbroadcastss %xmm0, %zmm0
; ALL-NEXT: retq
%res = shufflevector <8 x float> %a, <8 x float> undef, <16 x i32> zeroinitializer
ret <16 x float>%res
}
; CHECK-LABEL: test2
; CHECK: vbroadcastsd
define <8 x double> @test2(<4 x double>%a) {
; ALL-LABEL: test2:
; ALL: # BB#0:
; ALL-NEXT: vbroadcastsd %xmm0, %zmm0
; ALL-NEXT: retq
%res = shufflevector <4 x double> %a, <4 x double> undef, <8 x i32> zeroinitializer
ret <8 x double>%res
}
; CHECK-LABEL: test3
; CHECK: vpbroadcastd
define <16 x i32> @test3(<8 x i32>%a) {
define <64 x i8> @_invec32xi8(<32 x i8>%a) {
; AVX512F-LABEL: _invec32xi8:
; AVX512F: # BB#0:
; AVX512F-NEXT: vpbroadcastb %xmm0, %ymm0
; AVX512F-NEXT: vmovaps %zmm0, %zmm1
; AVX512F-NEXT: retq
;
; AVX512BW-LABEL: _invec32xi8:
; AVX512BW: # BB#0:
; AVX512BW-NEXT: vpbroadcastb %xmm0, %zmm0
; AVX512BW-NEXT: retq
%res = shufflevector <32 x i8> %a, <32 x i8> undef, <64 x i32> zeroinitializer
ret <64 x i8>%res
}
define <32 x i16> @_invec16xi16(<16 x i16>%a) {
; AVX512F-LABEL: _invec16xi16:
; AVX512F: # BB#0:
; AVX512F-NEXT: vpbroadcastw %xmm0, %ymm0
; AVX512F-NEXT: vmovaps %zmm0, %zmm1
; AVX512F-NEXT: retq
;
; AVX512BW-LABEL: _invec16xi16:
; AVX512BW: # BB#0:
; AVX512BW-NEXT: vpbroadcastw %xmm0, %zmm0
; AVX512BW-NEXT: retq
%res = shufflevector <16 x i16> %a, <16 x i16> undef, <32 x i32> zeroinitializer
ret <32 x i16>%res
}
define <16 x i32> @_invec8xi32(<8 x i32>%a) {
; ALL-LABEL: _invec8xi32:
; ALL: # BB#0:
; ALL-NEXT: vpbroadcastd %xmm0, %zmm0
; ALL-NEXT: retq
%res = shufflevector <8 x i32> %a, <8 x i32> undef, <16 x i32> zeroinitializer
ret <16 x i32>%res
}
; CHECK-LABEL: test4
; CHECK: vpbroadcastq
define <8 x i64> @test4(<4 x i64>%a) {
define <8 x i64> @_invec4xi64(<4 x i64>%a) {
; ALL-LABEL: _invec4xi64:
; ALL: # BB#0:
; ALL-NEXT: vpbroadcastq %xmm0, %zmm0
; ALL-NEXT: retq
%res = shufflevector <4 x i64> %a, <4 x i64> undef, <8 x i32> zeroinitializer
ret <8 x i64>%res
}