1 ; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=sse2 | FileCheck %s --check-prefix=X64
2 ; RUN: llc < %s -mtriple=i386-unknown-unknown -mattr=sse2 | FileCheck %s --check-prefix=X32
3 ; RUN: llc < %s -mtriple=i386-unknown-unknown -mattr=avx2 | FileCheck %s --check-prefix=X32AVX
5 ; Use movq or movsd to load / store i64 values if sse2 is available.
8 define void @foo(i64* %x, i64* %y) {
11 ; X64-NEXT: movq (%rsi), %rax
12 ; X64-NEXT: movq %rax, (%rdi)
17 ; X32-NEXT: movl {{[0-9]+}}(%esp), %eax
18 ; X32-NEXT: movl {{[0-9]+}}(%esp), %ecx
19 ; X32-NEXT: movsd {{.*#+}} xmm0 = mem[0],zero
20 ; X32-NEXT: movsd %xmm0, (%eax)
22 %tmp1 = load i64, i64* %y, align 8
23 store i64 %tmp1, i64* %x, align 8
27 ; Verify that a 64-bit chunk extracted from a vector is stored with a movq
28 ; regardless of whether the system is 64-bit.
30 define void @store_i64_from_vector(<8 x i16> %x, <8 x i16> %y, i64* %i) {
31 ; X64-LABEL: store_i64_from_vector:
33 ; X64-NEXT: paddw %xmm1, %xmm0
34 ; X64-NEXT: movq %xmm0, (%rdi)
37 ; X32-LABEL: store_i64_from_vector:
39 ; X32-NEXT: movl {{[0-9]+}}(%esp), %eax
40 ; X32-NEXT: paddw %xmm1, %xmm0
41 ; X32-NEXT: movq %xmm0, (%eax)
43 %z = add <8 x i16> %x, %y ; force execution domain
44 %bc = bitcast <8 x i16> %z to <2 x i64>
45 %vecext = extractelement <2 x i64> %bc, i32 0
46 store i64 %vecext, i64* %i, align 8
50 define void @store_i64_from_vector256(<16 x i16> %x, <16 x i16> %y, i64* %i) {
51 ; X32AVX-LABEL: store_i64_from_vector256:
53 ; X32AVX-NEXT: movl {{[0-9]+}}(%esp), %eax
54 ; X32AVX-NEXT: vpaddw %ymm1, %ymm0, %ymm0
55 ; X32AVX-NEXT: vextracti128 $1, %ymm0, %xmm0
56 ; X32AVX-NEXT: vmovq %xmm0, (%eax)
57 ; X32AVX-NEXT: vzeroupper
59 %z = add <16 x i16> %x, %y ; force execution domain
60 %bc = bitcast <16 x i16> %z to <4 x i64>
61 %vecext = extractelement <4 x i64> %bc, i32 2
62 store i64 %vecext, i64* %i, align 8
67 ; Handle extraction from a non-simple / pre-legalization type.
69 define void @PR23476(<5 x i64> %in, i64* %out, i32 %index) {
71 ; X32: movsd {{.*#+}} xmm0 = mem[0],zero
72 ; X32-NEXT: movsd %xmm0, (%eax)
73 %ext = extractelement <5 x i64> %in, i32 %index
74 store i64 %ext, i64* %out, align 8