1 ; RUN: llc < %s -march=bpfel | FileCheck %s
3 @foo_printf.fmt = private unnamed_addr constant [9 x i8] c"hello \0A\00", align 1
5 ; Function Attrs: nounwind readnone uwtable
6 define i32 @foo_int(i32 %a, i32 %b) #0 {
7 %1 = add nsw i32 %b, %a
9 ; CHECK-LABEL: foo_int:
13 ; Function Attrs: nounwind readnone uwtable
14 define signext i8 @foo_char(i8 signext %a, i8 signext %b) #0 {
17 ; CHECK-LABEL: foo_char:
23 ; Function Attrs: nounwind readnone uwtable
24 define i64 @foo_ll(i64 %a, i64 %b, i64 %c) #0 {
25 %1 = add nsw i64 %b, %a
28 ; CHECK-LABEL: foo_ll:
34 ; Function Attrs: nounwind uwtable
35 define void @foo_call2(i32 %a, i32 %b) #1 {
36 %1 = trunc i32 %b to i8
37 tail call void @foo_2arg(i8 signext %1, i32 %a) #3
39 ; CHECK-LABEL: foo_call2:
45 declare void @foo_2arg(i8 signext, i32) #2
47 ; Function Attrs: nounwind uwtable
48 define i32 @foo_call5(i8 signext %a, i16 signext %b, i32 %c, i64 %d) #1 {
49 %1 = tail call i32 @bar(i8 signext %a, i16 signext %b, i32 %c, i64 %d) #3
51 ; CHECK-LABEL: foo_call5:
55 declare i32 @bar(i8 signext, i16 signext, i32, i64) #2
57 ; Function Attrs: nounwind readnone uwtable
58 define signext i8 @foo_cmp(i8 signext %a, i8 signext %b) #0 {
59 %1 = icmp slt i8 %a, %b
60 %a.b = select i1 %1, i8 %a, i8 %b
62 ; CHECK-LABEL: foo_cmp:
66 ; Function Attrs: nounwind readnone uwtable
67 define i32 @foo_muldiv(i8 signext %a, i16 signext %b, i32 %c, i64 %d) #0 {
69 br i1 %1, label %5, label %2
71 ; <label>:2 ; preds = %0
72 %3 = sext i16 %b to i32
73 %4 = mul nsw i32 %3, %c
76 ; <label>:5 ; preds = %0
77 %6 = trunc i64 %d to i32
81 ; <label>:8 ; preds = %5, %2
82 %.0 = phi i32 [ %4, %2 ], [ %7, %5 ]
84 ; CHECK-LABEL: foo_muldiv:
88 ; Function Attrs: nounwind uwtable
89 define i32 @foo_optimized() #1 {
90 %1 = tail call i32 @manyarg(i32 1, i32 2, i32 3, i32 4, i32 5) #3
92 ; CHECK-LABEL: foo_optimized:
100 declare i32 @manyarg(i32, i32, i32, i32, i32) #2
102 ; Function Attrs: nounwind uwtable
103 define void @foo_printf() #1 {
104 %fmt = alloca [9 x i8], align 1
105 %1 = getelementptr inbounds [9 x i8], [9 x i8]* %fmt, i64 0, i64 0
106 call void @llvm.memcpy.p0i8.p0i8.i64(i8* %1, i8* getelementptr inbounds ([9 x i8], [9 x i8]* @foo_printf.fmt, i64 0, i64 0), i64 9, i1 false)
107 ; CHECK-LABEL: foo_printf:
108 ; CHECK: r1 = 729618802566522216 ll
109 %2 = call i32 (i8*, ...) @printf(i8* %1) #3
113 ; Function Attrs: nounwind
114 declare void @llvm.memcpy.p0i8.p0i8.i64(i8* nocapture, i8* nocapture, i64, i1) #3
116 ; Function Attrs: nounwind
117 declare i32 @printf(i8* nocapture, ...) #4