1 ;; Tests for invalid or (partially invalid) path clonings with -basic-block-sections.
3 declare void @effect(i32 zeroext)
5 ;; Test failed application of path cloning.
7 ; RUN: echo 'f foo' >> %t1
8 ; RUN: echo 'p 0 2 3' >> %t1
9 ; RUN: echo 'c 0 2.1 3.1 1' >> %t1
10 ; RUN: llc < %s -mtriple=x86_64-pc-linux -O0 -function-sections -basic-block-sections=%t1 2> %t1.err | FileCheck %s
11 ; RUN: FileCheck %s --check-prefixes=WARN1 < %t1.err
12 ;; Test that valid clonings are applied correctly, even if invalid clonings exist.
13 ; RUN: echo 'v1' > %t2
14 ; RUN: echo 'f foo' >> %t2
15 ; RUN: echo 'p 0 2 3' >> %t2
16 ; RUN: echo 'p 0 1 2 3' >> %t2
17 ; RUN: echo 'c 0 1.1 2.2 3.2 2.1 3.1 1' >> %t2
18 ; RUN: llc < %s -mtriple=x86_64-pc-linux -O0 -function-sections -basic-block-sections=%t2 2> %t2.err | FileCheck %s --check-prefixes=PATH
19 ; RUN: FileCheck %s --check-prefixes=WARN1 < %t2.err
20 ; RUN: echo 'v1' > %t3
21 ; RUN: echo 'f foo' >> %t3
22 ; RUN: echo 'p 0 100' >> %t3
23 ; RUN: echo 'c 0 100.1 1' >> %t3
24 ; RUN: llc < %s -mtriple=x86_64-pc-linux -O0 -function-sections -basic-block-sections=%t3 2> %t3.err | FileCheck %s
25 ; RUN: FileCheck %s --check-prefixes=WARN2 < %t3.err
26 ; RUN: echo 'v1' > %t4
27 ; RUN: echo 'f foo' >> %t4
28 ; RUN: echo 'p 1 6' >> %t4
29 ; RUN: echo 'c 0 1 6.1' >> %t4
30 ; RUN: llc < %s -mtriple=x86_64-pc-linux -O0 -function-sections -basic-block-sections=%t4 2> %t4.err | FileCheck %s
31 ; RUN: FileCheck %s --check-prefixes=WARN3 < %t4.err
35 define void @foo(i1 %a, i1 %b, i1 %c, i1 %d) {
37 call void @effect(i32 0)
38 br i1 %a, label %b1, label %b3
41 call void @effect(i32 1)
42 br i1 %b, label %b2, label %b6
45 call void @effect(i32 2)
48 b3: ; preds = %b0, %b2
49 call void @effect(i32 3)
50 br i1 %c, label %b4, label %b5
53 call void @effect(i32 4)
54 callbr void asm sideeffect "je ${0:l}", "!i,~{dirflag},~{fpsr},~{flags}"()
55 to label %b5 [label %b6]
57 b5: ; preds = %b3, %b4
58 call void @effect(i32 5)
61 b6: ; preds = %b1, %b4
62 call void @effect(i32 6)
66 call void @effect(i32 6) ; preds = %b4
70 ; CHECK: .section .text.foo,"ax",@progbits
72 ; CHECK: # %bb.0: # %b0
75 ; PATH: # %bb.7: # %b1
76 ; PATH: # %bb.8: # %b2
78 ; CHECK: # %bb.1: # %b1
81 ; CHECK: foo.cold: # %b2
84 ; WARN1: warning: block #2 is not a successor of block #0 in function foo
85 ; WARN2: warning: no block with id 100 in function foo
86 ; WARN3: warning: block #6 has its machine block address taken in function foo