mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-08-26 07:29:55 +00:00
match the custom lowering. <rdar://problem/19026326> git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222489 91177308-0d34-0410-b5e6-96231b3b80d8
168 lines
7.2 KiB
LLVM
168 lines
7.2 KiB
LLVM
; 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 3539992704 ## float -5.497642e+11
|
|
; CST-NEXT: .long 3539992704 ## float -5.497642e+11
|
|
; CST-NEXT: .long 3539992704 ## float -5.497642e+11
|
|
; CST-NEXT: .long 3539992704 ## float -5.497642e+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 3539992704 ## 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: addps [[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: addps [[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: vaddps [[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: vaddps [[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 3539992704 ## 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]+]] = [-5.497642e+11,-5.497642e+11,-5.497642e+11,-5.497642e+11]
|
|
; SSE-NEXT: addps %[[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: addps %[[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]+]] = [-5.497642e+11,-5.497642e+11,-5.497642e+11,-5.497642e+11]
|
|
; SSE41-NEXT: addps %[[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: addps %[[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: vaddps [[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: vcvtdq2pd
|
|
; AVX2: vcvtdq2pd
|
|
; CHECK: retq
|
|
%tmp = uitofp <4 x i32> %arg to <4 x double>
|
|
ret <4 x double> %tmp
|
|
}
|