; RUN: llc < %s -mtriple=x86_64-apple-macosx | FileCheck --check-prefix=CHECK --check-prefix=SSE --check-prefix=CST %s ; RUN: llc < %s -mtriple=x86_64-apple-macosx -mattr=+sse4.1 | FileCheck --check-prefix=CHECK --check-prefix=SSE41 --check-prefix=CST %s ; RUN: llc < %s -mtriple=x86_64-apple-macosx -mattr=+avx | FileCheck --check-prefix=CHECK --check-prefix=AVX --check-prefix=CST %s ; RUN: llc < %s -mtriple=x86_64-apple-macosx -mattr=+avx2 | FileCheck --check-prefix=CHECK --check-prefix=AVX2 %s ; Check that the constant used in the vectors are the right ones. ; SSE: [[MASKCSTADDR:LCPI0_[0-9]+]]: ; SSE-NEXT: .long 65535 ## 0xffff ; SSE-NEXT: .long 65535 ## 0xffff ; SSE-NEXT: .long 65535 ## 0xffff ; SSE-NEXT: .long 65535 ## 0xffff ; CST: [[LOWCSTADDR:LCPI0_[0-9]+]]: ; CST-NEXT: .long 1258291200 ## 0x4b000000 ; CST-NEXT: .long 1258291200 ## 0x4b000000 ; CST-NEXT: .long 1258291200 ## 0x4b000000 ; CST-NEXT: .long 1258291200 ## 0x4b000000 ; CST: [[HIGHCSTADDR:LCPI0_[0-9]+]]: ; CST-NEXT: .long 1392508928 ## 0x53000000 ; CST-NEXT: .long 1392508928 ## 0x53000000 ; CST-NEXT: .long 1392508928 ## 0x53000000 ; CST-NEXT: .long 1392508928 ## 0x53000000 ; CST: [[MAGICCSTADDR:LCPI0_[0-9]+]]: ; CST-NEXT: .long 0x53000080 ## float 5.49764202E+11 ; CST-NEXT: .long 0x53000080 ## float 5.49764202E+11 ; CST-NEXT: .long 0x53000080 ## float 5.49764202E+11 ; CST-NEXT: .long 0x53000080 ## float 5.49764202E+11 ; AVX2: [[LOWCSTADDR:LCPI0_[0-9]+]]: ; AVX2-NEXT: .long 1258291200 ## 0x4b000000 ; AVX2: [[HIGHCSTADDR:LCPI0_[0-9]+]]: ; AVX2-NEXT: .long 1392508928 ## 0x53000000 ; AVX2: [[MAGICCSTADDR:LCPI0_[0-9]+]]: ; AVX2-NEXT: .long 0x53000080 ## float 5.49764202E+11 define <4 x float> @test1(<4 x i32> %A) nounwind { ; CHECK-LABEL: test1: ; ; SSE: movdqa [[MASKCSTADDR]](%rip), [[MASK:%xmm[0-9]+]] ; SSE-NEXT: pand %xmm0, [[MASK]] ; After this instruction, MASK will have the value of the low parts ; of the vector. ; SSE-NEXT: por [[LOWCSTADDR]](%rip), [[MASK]] ; SSE-NEXT: psrld $16, %xmm0 ; SSE-NEXT: por [[HIGHCSTADDR]](%rip), %xmm0 ; SSE-NEXT: subps [[MAGICCSTADDR]](%rip), %xmm0 ; SSE-NEXT: addps [[MASK]], %xmm0 ; SSE-NEXT: retq ; ; Currently we commute the arguments of the first blend, but this could be ; improved to match the lowering of the second blend. ; SSE41: movdqa [[LOWCSTADDR]](%rip), [[LOWVEC:%xmm[0-9]+]] ; SSE41-NEXT: pblendw $85, %xmm0, [[LOWVEC]] ; SSE41-NEXT: psrld $16, %xmm0 ; SSE41-NEXT: pblendw $170, [[HIGHCSTADDR]](%rip), %xmm0 ; SSE41-NEXT: subps [[MAGICCSTADDR]](%rip), %xmm0 ; SSE41-NEXT: addps [[LOWVEC]], %xmm0 ; SSE41-NEXT: retq ; ; AVX: vpblendw $170, [[LOWCSTADDR]](%rip), %xmm0, [[LOWVEC:%xmm[0-9]+]] ; AVX-NEXT: vpsrld $16, %xmm0, [[SHIFTVEC:%xmm[0-9]+]] ; AVX-NEXT: vpblendw $170, [[HIGHCSTADDR]](%rip), [[SHIFTVEC]], [[HIGHVEC:%xmm[0-9]+]] ; AVX-NEXT: vsubps [[MAGICCSTADDR]](%rip), [[HIGHVEC]], [[TMP:%xmm[0-9]+]] ; AVX-NEXT: vaddps [[TMP]], [[LOWVEC]], %xmm0 ; AVX-NEXT: retq ; ; The lowering for AVX2 is a bit messy, because we select broadcast ; instructions, instead of folding the constant loads. ; AVX2: vpbroadcastd [[LOWCSTADDR]](%rip), [[LOWCST:%xmm[0-9]+]] ; AVX2-NEXT: vpblendw $170, [[LOWCST]], %xmm0, [[LOWVEC:%xmm[0-9]+]] ; AVX2-NEXT: vpsrld $16, %xmm0, [[SHIFTVEC:%xmm[0-9]+]] ; AVX2-NEXT: vpbroadcastd [[HIGHCSTADDR]](%rip), [[HIGHCST:%xmm[0-9]+]] ; AVX2-NEXT: vpblendw $170, [[HIGHCST]], [[SHIFTVEC]], [[HIGHVEC:%xmm[0-9]+]] ; AVX2-NEXT: vbroadcastss [[MAGICCSTADDR]](%rip), [[MAGICCST:%xmm[0-9]+]] ; AVX2-NEXT: vsubps [[MAGICCST]], [[HIGHVEC]], [[TMP:%xmm[0-9]+]] ; AVX2-NEXT: vaddps [[TMP]], [[LOWVEC]], %xmm0 ; AVX2-NEXT: retq %C = uitofp <4 x i32> %A to <4 x float> ret <4 x float> %C } ; Match the AVX2 constants used in the next function ; AVX2: [[LOWCSTADDR:LCPI1_[0-9]+]]: ; AVX2-NEXT: .long 1258291200 ## 0x4b000000 ; AVX2: [[HIGHCSTADDR:LCPI1_[0-9]+]]: ; AVX2-NEXT: .long 1392508928 ## 0x53000000 ; AVX2: [[MAGICCSTADDR:LCPI1_[0-9]+]]: ; AVX2-NEXT: .long 0x53000080 ## float 5.49764202E+11 define <8 x float> @test2(<8 x i32> %A) nounwind { ; CHECK-LABEL: test2: ; Legalization will break the thing is 2 x <4 x i32> on anthing prior AVX. ; The constant used for in the vector instruction are shared between the ; two sequences of instructions. ; ; SSE: movdqa {{.*#+}} [[MASK:xmm[0-9]+]] = [65535,65535,65535,65535] ; SSE-NEXT: movdqa %xmm0, [[VECLOW:%xmm[0-9]+]] ; SSE-NEXT: pand %[[MASK]], [[VECLOW]] ; SSE-NEXT: movdqa {{.*#+}} [[LOWCST:xmm[0-9]+]] = [1258291200,1258291200,1258291200,1258291200] ; SSE-NEXT: por %[[LOWCST]], [[VECLOW]] ; SSE-NEXT: psrld $16, %xmm0 ; SSE-NEXT: movdqa {{.*#+}} [[HIGHCST:xmm[0-9]+]] = [1392508928,1392508928,1392508928,1392508928] ; SSE-NEXT: por %[[HIGHCST]], %xmm0 ; SSE-NEXT: movaps {{.*#+}} [[MAGICCST:xmm[0-9]+]] = [5.49764202E+11,5.49764202E+11,5.49764202E+11,5.49764202E+11] ; SSE-NEXT: subps %[[MAGICCST]], %xmm0 ; SSE-NEXT: addps [[VECLOW]], %xmm0 ; MASK is the low vector of the second part after this point. ; SSE-NEXT: pand %xmm1, %[[MASK]] ; SSE-NEXT: por %[[LOWCST]], %[[MASK]] ; SSE-NEXT: psrld $16, %xmm1 ; SSE-NEXT: por %[[HIGHCST]], %xmm1 ; SSE-NEXT: subps %[[MAGICCST]], %xmm1 ; SSE-NEXT: addps %[[MASK]], %xmm1 ; SSE-NEXT: retq ; ; SSE41: movdqa {{.*#+}} [[LOWCST:xmm[0-9]+]] = [1258291200,1258291200,1258291200,1258291200] ; SSE41-NEXT: movdqa %xmm0, [[VECLOW:%xmm[0-9]+]] ; SSE41-NEXT: pblendw $170, %[[LOWCST]], [[VECLOW]] ; SSE41-NEXT: psrld $16, %xmm0 ; SSE41-NEXT: movdqa {{.*#+}} [[HIGHCST:xmm[0-9]+]] = [1392508928,1392508928,1392508928,1392508928] ; SSE41-NEXT: pblendw $170, %[[HIGHCST]], %xmm0 ; SSE41-NEXT: movaps {{.*#+}} [[MAGICCST:xmm[0-9]+]] = [5.49764202E+11,5.49764202E+11,5.49764202E+11,5.49764202E+11] ; SSE41-NEXT: subps %[[MAGICCST]], %xmm0 ; SSE41-NEXT: addps [[VECLOW]], %xmm0 ; LOWCST is the low vector of the second part after this point. ; The operands of the blend are inverted because we reuse xmm1 ; in the next shift. ; SSE41-NEXT: pblendw $85, %xmm1, %[[LOWCST]] ; SSE41-NEXT: psrld $16, %xmm1 ; SSE41-NEXT: pblendw $170, %[[HIGHCST]], %xmm1 ; SSE41-NEXT: subps %[[MAGICCST]], %xmm1 ; SSE41-NEXT: addps %[[LOWCST]], %xmm1 ; SSE41-NEXT: retq ; ; Test that we are not lowering uinttofp to scalars ; AVX-NOT: cvtsd2ss ; AVX: retq ; ; AVX2: vpbroadcastd [[LOWCSTADDR]](%rip), [[LOWCST:%ymm[0-9]+]] ; AVX2-NEXT: vpblendw $170, [[LOWCST]], %ymm0, [[LOWVEC:%ymm[0-9]+]] ; AVX2-NEXT: vpsrld $16, %ymm0, [[SHIFTVEC:%ymm[0-9]+]] ; AVX2-NEXT: vpbroadcastd [[HIGHCSTADDR]](%rip), [[HIGHCST:%ymm[0-9]+]] ; AVX2-NEXT: vpblendw $170, [[HIGHCST]], [[SHIFTVEC]], [[HIGHVEC:%ymm[0-9]+]] ; AVX2-NEXT: vbroadcastss [[MAGICCSTADDR]](%rip), [[MAGICCST:%ymm[0-9]+]] ; AVX2-NEXT: vsubps [[MAGICCST]], [[HIGHVEC]], [[TMP:%ymm[0-9]+]] ; AVX2-NEXT: vaddps [[TMP]], [[LOWVEC]], %ymm0 ; AVX2-NEXT: retq %C = uitofp <8 x i32> %A to <8 x float> ret <8 x float> %C } define <4 x double> @test3(<4 x i32> %arg) { ; CHECK-LABEL: test3: ; This test used to crash because we were custom lowering it as if it was ; a conversion between <4 x i32> and <4 x float>. ; AVX: vsubpd ; AVX2: vsubpd ; CHECK: retq %tmp = uitofp <4 x i32> %arg to <4 x double> ret <4 x double> %tmp }