xref: /aosp_15_r20/external/llvm/test/CodeGen/X86/memset-2.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)
1*9880d681SAndroid Build Coastguard Worker; NOTE: Assertions have been autogenerated by update_test_checks.py
2*9880d681SAndroid Build Coastguard Worker; RUN: llc -mtriple=i386-apple-darwin9 -mcpu=yonah < %s | FileCheck %s
3*9880d681SAndroid Build Coastguard Worker
4*9880d681SAndroid Build Coastguard Workerdefine fastcc void @t1() nounwind {
5*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: t1:
6*9880d681SAndroid Build Coastguard Worker; CHECK:       ## BB#0: ## %entry
7*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT:    subl $16, %esp
8*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT:    pushl $188
9*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT:    pushl $0
10*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT:    pushl $0
11*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT:    calll _memset
12*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT:    addl $16, %esp
13*9880d681SAndroid Build Coastguard Worker;
14*9880d681SAndroid Build Coastguard Workerentry:
15*9880d681SAndroid Build Coastguard Worker  call void @llvm.memset.p0i8.i32(i8* null, i8 0, i32 188, i32 1, i1 false)
16*9880d681SAndroid Build Coastguard Worker  unreachable
17*9880d681SAndroid Build Coastguard Worker}
18*9880d681SAndroid Build Coastguard Worker
19*9880d681SAndroid Build Coastguard Workerdefine fastcc void @t2(i8 signext %c) nounwind {
20*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: t2:
21*9880d681SAndroid Build Coastguard Worker; CHECK:       ## BB#0: ## %entry
22*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT:    subl $12, %esp
23*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT:    movl %ecx, {{[0-9]+}}(%esp)
24*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT:    movl $76, {{[0-9]+}}(%esp)
25*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT:    calll _memset
26*9880d681SAndroid Build Coastguard Worker;
27*9880d681SAndroid Build Coastguard Workerentry:
28*9880d681SAndroid Build Coastguard Worker  call void @llvm.memset.p0i8.i32(i8* undef, i8 %c, i32 76, i32 1, i1 false)
29*9880d681SAndroid Build Coastguard Worker  unreachable
30*9880d681SAndroid Build Coastguard Worker}
31*9880d681SAndroid Build Coastguard Worker
32*9880d681SAndroid Build Coastguard Workerdeclare void @llvm.memset.p0i8.i32(i8* nocapture, i8, i32, i32, i1) nounwind
33*9880d681SAndroid Build Coastguard Worker
34*9880d681SAndroid Build Coastguard Workerdefine void @t3(i8* nocapture %s, i8 %a) nounwind {
35*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: t3:
36*9880d681SAndroid Build Coastguard Worker; CHECK:       ## BB#0: ## %entry
37*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT:    movl {{[0-9]+}}(%esp), %eax
38*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT:    movzbl {{[0-9]+}}(%esp), %ecx
39*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT:    imull $16843009, %ecx, %ecx ## imm = 0x1010101
40*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT:    movl %ecx, 4(%eax)
41*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT:    movl %ecx, (%eax)
42*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT:    retl
43*9880d681SAndroid Build Coastguard Worker;
44*9880d681SAndroid Build Coastguard Workerentry:
45*9880d681SAndroid Build Coastguard Worker  tail call void @llvm.memset.p0i8.i32(i8* %s, i8 %a, i32 8, i32 1, i1 false)
46*9880d681SAndroid Build Coastguard Worker  ret void
47*9880d681SAndroid Build Coastguard Worker}
48*9880d681SAndroid Build Coastguard Worker
49*9880d681SAndroid Build Coastguard Workerdefine void @t4(i8* nocapture %s, i8 %a) nounwind {
50*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: t4:
51*9880d681SAndroid Build Coastguard Worker; CHECK:       ## BB#0: ## %entry
52*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT:    movl {{[0-9]+}}(%esp), %eax
53*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT:    movzbl {{[0-9]+}}(%esp), %ecx
54*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT:    imull $16843009, %ecx, %ecx ## imm = 0x1010101
55*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT:    movl %ecx, 8(%eax)
56*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT:    movl %ecx, 4(%eax)
57*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT:    movl %ecx, (%eax)
58*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT:    movw %cx, 12(%eax)
59*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT:    movb %cl, 14(%eax)
60*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT:    retl
61*9880d681SAndroid Build Coastguard Worker;
62*9880d681SAndroid Build Coastguard Workerentry:
63*9880d681SAndroid Build Coastguard Worker  tail call void @llvm.memset.p0i8.i32(i8* %s, i8 %a, i32 15, i32 1, i1 false)
64*9880d681SAndroid Build Coastguard Worker  ret void
65*9880d681SAndroid Build Coastguard Worker}
66