1; RUN: opt < %s -passes=instcombine -S -mtriple=systemz-unknown | FileCheck %s
2;
3; Check that i32 arguments to generated libcalls have the proper extension
4; attributes.
5
6
7declare double @exp2(double)
8declare float @exp2f(float)
9declare fp128 @exp2l(fp128)
10
11define double @fun1(i32 %x) {
12; CHECK-LABEL: @fun1
13; CHECK: call double @ldexp
14  %conv = sitofp i32 %x to double
15  %ret = call double @exp2(double %conv)
16  ret double %ret
17}
18
19define float @fun2(i32 %x) {
20; CHECK-LABEL: @fun2
21; CHECK: call float @ldexpf
22  %conv = sitofp i32 %x to float
23  %ret = call float @exp2f(float %conv)
24  ret float %ret
25}
26
27define fp128 @fun3(i8 zeroext %x) {
28; CHECK-LABEL: @fun3
29; CHECK: call fp128 @ldexpl
30  %conv = uitofp i8 %x to fp128
31  %ret = call fp128 @exp2l(fp128 %conv)
32  ret fp128 %ret
33}
34
35@a = common global [60 x i8] zeroinitializer, align 1
36@b = common global [60 x i8] zeroinitializer, align 1
37declare i8* @__memccpy_chk(i8*, i8*, i32, i64, i64)
38define i8* @fun4() {
39; CHECK-LABEL: @fun4
40; CHECK: call i8* @memccpy
41  %dst = getelementptr inbounds [60 x i8], [60 x i8]* @a, i32 0, i32 0
42  %src = getelementptr inbounds [60 x i8], [60 x i8]* @b, i32 0, i32 0
43  %ret = call i8* @__memccpy_chk(i8* %dst, i8* %src, i32 0, i64 60, i64 -1)
44  ret i8* %ret
45}
46
47%FILE = type { }
48@A = constant [2 x i8] c"A\00"
49declare i32 @fputs(i8*, %FILE*)
50define void @fun5(%FILE* %fp) {
51; CHECK-LABEL: @fun5
52; CHECK: call i32 @fputc
53  %str = getelementptr [2 x i8], [2 x i8]* @A, i32 0, i32 0
54  call i32 @fputs(i8* %str, %FILE* %fp)
55  ret void
56}
57
58@empty = constant [1 x i8] zeroinitializer
59declare i32 @puts(i8*)
60define void @fun6() {
61; CHECK-LABEL: @fun6
62; CHECK: call i32 @putchar
63  %str = getelementptr [1 x i8], [1 x i8]* @empty, i32 0, i32 0
64  call i32 @puts(i8* %str)
65  ret void
66}
67
68@.str1 = private constant [2 x i8] c"a\00"
69declare i8* @strstr(i8*, i8*)
70define i8* @fun7(i8* %str) {
71; CHECK-LABEL: @fun7
72; CHECK: call i8* @strchr
73  %pat = getelementptr inbounds [2 x i8], [2 x i8]* @.str1, i32 0, i32 0
74  %ret = call i8* @strstr(i8* %str, i8* %pat)
75  ret i8* %ret
76}
77
78; CHECK: declare i8* @strchr(i8*, i32 signext)
79
80@hello = constant [14 x i8] c"hello world\5Cn\00"
81@chp = global i8* zeroinitializer
82declare i8* @strchr(i8*, i32)
83define void @fun8(i32 %chr) {
84; CHECK-LABEL: @fun8
85; CHECK: call i8* @memchr
86  %src = getelementptr [14 x i8], [14 x i8]* @hello, i32 0, i32 0
87  %dst = call i8* @strchr(i8* %src, i32 %chr)
88  store i8* %dst, i8** @chp
89  ret void
90}
91
92; CHECK: declare double @ldexp(double, i32 signext)
93; CHECK: declare float @ldexpf(float, i32 signext)
94; CHECK: declare fp128 @ldexpl(fp128, i32 signext)
95; CHECK: declare i8* @memccpy(i8* noalias writeonly, i8* noalias nocapture readonly, i32 signext, i64)
96; CHECK: declare noundef i32 @fputc(i32 noundef signext, %FILE* nocapture noundef)
97; CHECK: declare noundef i32 @putchar(i32 noundef signext)
98; CHECK: declare i8* @memchr(i8*, i32 signext, i64)
99