xref: /llvm-project/llvm/test/CodeGen/X86/memset64-on-x86-32.ll (revision 22df0886a1575439d0bf595f2b3a31c5255e9de6)
1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
2; RUN: llc < %s -mtriple=i386-unknown-unknown   -mattr=sse4.2 | FileCheck %s --check-prefix=FAST
3; RUN: llc < %s -mtriple=i386-unknown-unknown   -mattr=ssse3   | FileCheck %s --check-prefix=SLOW_32
4; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=ssse3   | FileCheck %s --check-prefix=SLOW_64
5
6define void @bork(ptr nocapture align 4 %dst) nounwind {
7; FAST-LABEL: bork:
8; FAST:       # %bb.0:
9; FAST-NEXT:    movl {{[0-9]+}}(%esp), %eax
10; FAST-NEXT:    xorps %xmm0, %xmm0
11; FAST-NEXT:    movups %xmm0, 64(%eax)
12; FAST-NEXT:    movups %xmm0, 48(%eax)
13; FAST-NEXT:    movups %xmm0, 32(%eax)
14; FAST-NEXT:    movups %xmm0, 16(%eax)
15; FAST-NEXT:    movups %xmm0, (%eax)
16; FAST-NEXT:    retl
17;
18; SLOW_32-LABEL: bork:
19; SLOW_32:       # %bb.0:
20; SLOW_32-NEXT:    movl {{[0-9]+}}(%esp), %eax
21; SLOW_32-NEXT:    xorps %xmm0, %xmm0
22; SLOW_32-NEXT:    movsd %xmm0, 72(%eax)
23; SLOW_32-NEXT:    movsd %xmm0, 64(%eax)
24; SLOW_32-NEXT:    movsd %xmm0, 56(%eax)
25; SLOW_32-NEXT:    movsd %xmm0, 48(%eax)
26; SLOW_32-NEXT:    movsd %xmm0, 40(%eax)
27; SLOW_32-NEXT:    movsd %xmm0, 32(%eax)
28; SLOW_32-NEXT:    movsd %xmm0, 24(%eax)
29; SLOW_32-NEXT:    movsd %xmm0, 16(%eax)
30; SLOW_32-NEXT:    movsd %xmm0, 8(%eax)
31; SLOW_32-NEXT:    movsd %xmm0, (%eax)
32; SLOW_32-NEXT:    retl
33;
34; SLOW_64-LABEL: bork:
35; SLOW_64:       # %bb.0:
36; SLOW_64-NEXT:    movq $0, 72(%rdi)
37; SLOW_64-NEXT:    movq $0, 64(%rdi)
38; SLOW_64-NEXT:    movq $0, 56(%rdi)
39; SLOW_64-NEXT:    movq $0, 48(%rdi)
40; SLOW_64-NEXT:    movq $0, 40(%rdi)
41; SLOW_64-NEXT:    movq $0, 32(%rdi)
42; SLOW_64-NEXT:    movq $0, 24(%rdi)
43; SLOW_64-NEXT:    movq $0, 16(%rdi)
44; SLOW_64-NEXT:    movq $0, 8(%rdi)
45; SLOW_64-NEXT:    movq $0, (%rdi)
46; SLOW_64-NEXT:    retq
47  call void @llvm.memset.p0.i64(ptr align 4 %dst, i8 0, i64 80, i1 false)
48  ret void
49}
50
51declare void @llvm.memset.p0.i64(ptr nocapture, i8, i64, i1) nounwind
52
53