| ; RUN: llc < %s -mtriple=x86_64-apple-darwin | FileCheck %s |
| |
| define <4 x float> @foo(<4 x float> %val, <4 x float> %test) nounwind { |
| ; CHECK-LABEL: LCPI0_0: |
| ; CHECK-NEXT: .long 1065353216 ## 0x3f800000 |
| ; CHECK-NEXT: .long 1065353216 ## 0x3f800000 |
| ; CHECK-NEXT: .long 1065353216 ## 0x3f800000 |
| ; CHECK-NEXT: .long 1065353216 ## 0x3f800000 |
| ; CHECK-LABEL: foo: |
| ; CHECK: ## %bb.0: |
| ; CHECK-NEXT: cmpeqps %xmm1, %xmm0 |
| ; CHECK-NEXT: andps {{.*}}(%rip), %xmm0 |
| ; CHECK-NEXT: retq |
| %cmp = fcmp oeq <4 x float> %val, %test |
| %ext = zext <4 x i1> %cmp to <4 x i32> |
| %result = sitofp <4 x i32> %ext to <4 x float> |
| ret <4 x float> %result |
| } |
| |
| ; Make sure the operation doesn't try to get folded when the sizes don't match, |
| ; as that ends up crashing later when trying to form a bitcast operation for |
| ; the folded nodes. |
| define void @foo1(<4 x float> %val, <4 x float> %test, <4 x double>* %p) nounwind { |
| ; CHECK-LABEL: LCPI1_0: |
| ; CHECK-NEXT: .long 1 ## 0x1 |
| ; CHECK-NEXT: .long 1 ## 0x1 |
| ; CHECK-NEXT: .long 1 ## 0x1 |
| ; CHECK-NEXT: .long 1 ## 0x1 |
| ; CHECK-LABEL: foo1: |
| ; CHECK: ## %bb.0: |
| ; CHECK-NEXT: cmpeqps %xmm1, %xmm0 |
| ; CHECK-NEXT: andps {{.*}}(%rip), %xmm0 |
| ; CHECK-NEXT: pshufd {{.*#+}} xmm1 = xmm0[2,3,2,3] |
| ; CHECK-NEXT: cvtdq2pd %xmm1, %xmm1 |
| ; CHECK-NEXT: cvtdq2pd %xmm0, %xmm0 |
| ; CHECK-NEXT: movaps %xmm0, (%rdi) |
| ; CHECK-NEXT: movaps %xmm1, 16(%rdi) |
| ; CHECK-NEXT: retq |
| %cmp = fcmp oeq <4 x float> %val, %test |
| %ext = zext <4 x i1> %cmp to <4 x i32> |
| %result = sitofp <4 x i32> %ext to <4 x double> |
| store <4 x double> %result, <4 x double>* %p |
| ret void |
| } |
| |
| ; Also test the general purpose constant folding of int->fp. |
| define void @foo2(<4 x float>* noalias %result) nounwind { |
| ; CHECK-LABEL: LCPI2_0: |
| ; CHECK-NEXT: .long 0x40800000 ## float 4 |
| ; CHECK-NEXT: .long 0x40a00000 ## float 5 |
| ; CHECK-NEXT: .long 0x40c00000 ## float 6 |
| ; CHECK-NEXT: .long 0x40e00000 ## float 7 |
| ; CHECK-LABEL: foo2: |
| ; CHECK: ## %bb.0: |
| ; CHECK-NEXT: movaps {{.*#+}} xmm0 = [4.0E+0,5.0E+0,6.0E+0,7.0E+0] |
| ; CHECK-NEXT: movaps %xmm0, (%rdi) |
| ; CHECK-NEXT: retq |
| %val = uitofp <4 x i32> <i32 4, i32 5, i32 6, i32 7> to <4 x float> |
| store <4 x float> %val, <4 x float>* %result |
| ret void |
| } |
| |
| ; Fold explicit AND operations when the constant isn't a splat of a single |
| ; scalar value like what the zext creates. |
| define <4 x float> @foo3(<4 x float> %val, <4 x float> %test) nounwind { |
| ; CHECK-LABEL: LCPI3_0: |
| ; CHECK-NEXT: .long 1065353216 ## 0x3f800000 |
| ; CHECK-NEXT: .long 0 ## 0x0 |
| ; CHECK-NEXT: .long 1065353216 ## 0x3f800000 |
| ; CHECK-NEXT: .long 0 ## 0x0 |
| ; CHECK-LABEL: foo3: |
| ; CHECK: ## %bb.0: |
| ; CHECK-NEXT: cmpeqps %xmm1, %xmm0 |
| ; CHECK-NEXT: andps {{.*}}(%rip), %xmm0 |
| ; CHECK-NEXT: retq |
| %cmp = fcmp oeq <4 x float> %val, %test |
| %ext = zext <4 x i1> %cmp to <4 x i32> |
| %and = and <4 x i32> %ext, <i32 255, i32 256, i32 257, i32 258> |
| %result = sitofp <4 x i32> %and to <4 x float> |
| ret <4 x float> %result |
| } |
| |
| ; Test the general purpose constant folding of uint->fp. |
| define void @foo4(<4 x float>* noalias %result) nounwind { |
| ; CHECK-LABEL: LCPI4_0: |
| ; CHECK-NEXT: .long 0x3f800000 ## float 1 |
| ; CHECK-NEXT: .long 0x42fe0000 ## float 127 |
| ; CHECK-NEXT: .long 0x43000000 ## float 128 |
| ; CHECK-NEXT: .long 0x437f0000 ## float 255 |
| ; CHECK-LABEL: foo4: |
| ; CHECK: ## %bb.0: |
| ; CHECK-NEXT: movaps {{.*#+}} xmm0 = [1.0E+0,1.27E+2,1.28E+2,2.55E+2] |
| ; CHECK-NEXT: movaps %xmm0, (%rdi) |
| ; CHECK-NEXT: retq |
| %val = uitofp <4 x i8> <i8 1, i8 127, i8 -128, i8 -1> to <4 x float> |
| store <4 x float> %val, <4 x float>* %result |
| ret void |
| } |
| |
| ; Test when we're masking against a sign extended setcc. |
| define <4 x float> @foo5(<4 x i32> %a0, <4 x i32> %a1) { |
| ; CHECK-LABEL: LCPI5_0: |
| ; CHECK-NEXT: .long 1065353216 ## 0x3f800000 |
| ; CHECK-NEXT: .long 0 ## 0x0 |
| ; CHECK-NEXT: .long 1065353216 ## 0x3f800000 |
| ; CHECK-NEXT: .long 0 ## 0x0 |
| ; CHECK: ## %bb.0: |
| ; CHECK-NEXT: pcmpgtd %xmm1, %xmm0 |
| ; CHECK-NEXT: pand {{.*}}(%rip), %xmm0 |
| ; CHECK-NEXT: retq |
| %1 = icmp sgt <4 x i32> %a0, %a1 |
| %2 = sext <4 x i1> %1 to <4 x i32> |
| %3 = and <4 x i32> %2, <i32 1, i32 0, i32 1, i32 0> |
| %4 = uitofp <4 x i32> %3 to <4 x float> |
| ret <4 x float> %4 |
| } |
| |
| ; Test when we're masking against mask arithmetic, not the setcc's directly. |
| define <4 x float> @foo6(<4 x i32> %a0, <4 x i32> %a1) { |
| ; CHECK-LABEL: LCPI6_0: |
| ; CHECK-NEXT: .long 1065353216 ## 0x3f800000 |
| ; CHECK-NEXT: .long 0 ## 0x0 |
| ; CHECK-NEXT: .long 1065353216 ## 0x3f800000 |
| ; CHECK-NEXT: .long 0 ## 0x0 |
| ; CHECK: ## %bb.0: |
| ; CHECK-NEXT: movdqa %xmm0, %xmm2 |
| ; CHECK-NEXT: pcmpgtd %xmm1, %xmm2 |
| ; CHECK-NEXT: pxor %xmm1, %xmm1 |
| ; CHECK-NEXT: pcmpgtd %xmm1, %xmm0 |
| ; CHECK-NEXT: pand %xmm2, %xmm0 |
| ; CHECK-NEXT: pand {{.*}}(%rip), %xmm0 |
| ; CHECK-NEXT: retq |
| %1 = icmp sgt <4 x i32> %a0, %a1 |
| %2 = icmp sgt <4 x i32> %a0, zeroinitializer |
| %3 = and <4 x i1> %1, %2 |
| %4 = sext <4 x i1> %3 to <4 x i32> |
| %5 = and <4 x i32> %4, <i32 1, i32 0, i32 1, i32 0> |
| %6 = uitofp <4 x i32> %5 to <4 x float> |
| ret <4 x float> %6 |
| } |
| |
| define <4 x float> @foo7(<4 x i64> %a) { |
| ; CHECK-LABEL: LCPI7_0: |
| ; CHECK-NEXT: .byte 0 ## 0x0 |
| ; CHECK-NEXT: .byte 255 ## 0xff |
| ; CHECK-NEXT: .byte 0 ## 0x0 |
| ; CHECK-NEXT: .byte 0 ## 0x0 |
| ; CHECK-NEXT: .byte 0 ## 0x0 |
| ; CHECK-NEXT: .byte 255 ## 0xff |
| ; CHECK-NEXT: .byte 0 ## 0x0 |
| ; CHECK-NEXT: .byte 0 ## 0x0 |
| ; CHECK-NEXT: .byte 0 ## 0x0 |
| ; CHECK-NEXT: .byte 255 ## 0xff |
| ; CHECK-NEXT: .byte 0 ## 0x0 |
| ; CHECK-NEXT: .byte 0 ## 0x0 |
| ; CHECK-NEXT: .byte 0 ## 0x0 |
| ; CHECK-NEXT: .byte 255 ## 0xff |
| ; CHECK-NEXT: .byte 0 ## 0x0 |
| ; CHECK-NEXT: .byte 0 ## 0x0 |
| ; CHECK-LABEL: foo7: |
| ; CHECK: ## %bb.0: |
| ; CHECK-NEXT: shufps {{.*#+}} xmm0 = xmm0[0,2],xmm1[0,2] |
| ; CHECK-NEXT: andps {{.*}}(%rip), %xmm0 |
| ; CHECK-NEXT: cvtdq2ps %xmm0, %xmm0 |
| ; CHECK-NEXT: retq |
| %b = and <4 x i64> %a, <i64 4278255360, i64 4278255360, i64 4278255360, i64 4278255360> |
| %c = and <4 x i64> %b, <i64 65535, i64 65535, i64 65535, i64 65535> |
| %d = uitofp <4 x i64> %c to <4 x float> |
| ret <4 x float> %d |
| } |