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 3' >> %t2
17 ; RUN: echo 'c 0 1.1 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
27 define void @foo(i1 %a, i1 %b, i1 %c, i1 %d) {
29 call void @effect(i32 0)
30 br i1 %a, label %b1, label %b3
33 call void @effect(i32 1)
34 br i1 %b, label %b2, label %b3
37 call void @effect(i32 2)
40 b3: ; preds = %b0, %b1, %b2
41 call void @effect(i32 3)
42 br i1 %c, label %b4, label %b5
45 call void @effect(i32 4)
46 br i1 %d, label %b5, label %cold
48 b5: ; preds = %b3, %b4
49 call void @effect(i32 5)
52 call void @effect(i32 6) ; preds = %b4
56 ; CHECK: .section .text.foo,"ax",@progbits
58 ; CHECK: # %bb.0: # %b0
61 ; PATH: # %bb.7: # %b1
62 ; PATH: # %bb.8: # %b3
64 ; CHECK: # %bb.1: # %b1
67 ; CHECK: foo.cold: # %b2
70 ; WARN1: warning: block #2 is not a successor of block #0 in function foo
71 ; WARN2: warning: no block with id 100 in function foo