xref: /aosp_15_r20/external/llvm/test/CodeGen/X86/memset.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)
1*9880d681SAndroid Build Coastguard Worker; RUN: llc < %s -march=x86 -mcpu=pentium2 -mtriple=i686-apple-darwin8.8.0 | FileCheck %s --check-prefix=X86
2*9880d681SAndroid Build Coastguard Worker; RUN: llc < %s -march=x86 -mcpu=pentium3 -mtriple=i686-apple-darwin8.8.0 | FileCheck %s --check-prefix=XMM
3*9880d681SAndroid Build Coastguard Worker; RUN: llc < %s -march=x86 -mcpu=bdver1   -mtriple=i686-apple-darwin8.8.0 | FileCheck %s --check-prefix=YMM
4*9880d681SAndroid Build Coastguard Worker
5*9880d681SAndroid Build Coastguard Worker	%struct.x = type { i16, i16 }
6*9880d681SAndroid Build Coastguard Worker
7*9880d681SAndroid Build Coastguard Workerdefine void @t() nounwind  {
8*9880d681SAndroid Build Coastguard Workerentry:
9*9880d681SAndroid Build Coastguard Worker	%up_mvd = alloca [8 x %struct.x]		; <[8 x %struct.x]*> [#uses=2]
10*9880d681SAndroid Build Coastguard Worker	%up_mvd116 = getelementptr [8 x %struct.x], [8 x %struct.x]* %up_mvd, i32 0, i32 0		; <%struct.x*> [#uses=1]
11*9880d681SAndroid Build Coastguard Worker	%tmp110117 = bitcast [8 x %struct.x]* %up_mvd to i8*		; <i8*> [#uses=1]
12*9880d681SAndroid Build Coastguard Worker
13*9880d681SAndroid Build Coastguard Worker	call void @llvm.memset.p0i8.i64(i8* %tmp110117, i8 0, i64 32, i32 8, i1 false)
14*9880d681SAndroid Build Coastguard Worker; X86: movl $0,
15*9880d681SAndroid Build Coastguard Worker; X86: movl $0,
16*9880d681SAndroid Build Coastguard Worker; X86: movl $0,
17*9880d681SAndroid Build Coastguard Worker; X86: movl $0,
18*9880d681SAndroid Build Coastguard Worker; X86: movl $0,
19*9880d681SAndroid Build Coastguard Worker; X86: movl $0,
20*9880d681SAndroid Build Coastguard Worker; X86: movl $0,
21*9880d681SAndroid Build Coastguard Worker; X86: movl $0,
22*9880d681SAndroid Build Coastguard Worker; X86-NOT: movl $0,
23*9880d681SAndroid Build Coastguard Worker; X86: ret
24*9880d681SAndroid Build Coastguard Worker
25*9880d681SAndroid Build Coastguard Worker; XMM: xorps %xmm{{[0-9]+}}, [[Z:%xmm[0-9]+]]
26*9880d681SAndroid Build Coastguard Worker; XMM: movaps [[Z]],
27*9880d681SAndroid Build Coastguard Worker; XMM: movaps [[Z]],
28*9880d681SAndroid Build Coastguard Worker; XMM-NOT: movaps
29*9880d681SAndroid Build Coastguard Worker; XMM: ret
30*9880d681SAndroid Build Coastguard Worker
31*9880d681SAndroid Build Coastguard Worker; YMM: vxorps %ymm{{[0-9]+}}, %ymm{{[0-9]+}}, [[Z:%ymm[0-9]+]]
32*9880d681SAndroid Build Coastguard Worker; YMM: vmovaps [[Z]],
33*9880d681SAndroid Build Coastguard Worker; YMM-NOT: movaps
34*9880d681SAndroid Build Coastguard Worker; YMM: ret
35*9880d681SAndroid Build Coastguard Worker
36*9880d681SAndroid Build Coastguard Worker	call void @foo( %struct.x* %up_mvd116 ) nounwind
37*9880d681SAndroid Build Coastguard Worker	ret void
38*9880d681SAndroid Build Coastguard Worker}
39*9880d681SAndroid Build Coastguard Worker
40*9880d681SAndroid Build Coastguard Workerdeclare void @foo(%struct.x*)
41*9880d681SAndroid Build Coastguard Worker
42*9880d681SAndroid Build Coastguard Workerdeclare void @llvm.memset.p0i8.i64(i8* nocapture, i8, i64, i32, i1) nounwind
43*9880d681SAndroid Build Coastguard Worker
44*9880d681SAndroid Build Coastguard Workerdefine void @PR15348(i8* %a) {
45*9880d681SAndroid Build Coastguard Worker; Ensure that alignment of '0' in an @llvm.memset intrinsic results in
46*9880d681SAndroid Build Coastguard Worker; unaligned loads and stores.
47*9880d681SAndroid Build Coastguard Worker; XMM: PR15348
48*9880d681SAndroid Build Coastguard Worker; XMM: movb $0,
49*9880d681SAndroid Build Coastguard Worker; XMM: movl $0,
50*9880d681SAndroid Build Coastguard Worker; XMM: movl $0,
51*9880d681SAndroid Build Coastguard Worker; XMM: movl $0,
52*9880d681SAndroid Build Coastguard Worker; XMM: movl $0,
53*9880d681SAndroid Build Coastguard Worker  call void @llvm.memset.p0i8.i64(i8* %a, i8 0, i64 17, i32 0, i1 false)
54*9880d681SAndroid Build Coastguard Worker  ret void
55*9880d681SAndroid Build Coastguard Worker}
56