xref: /llvm-project/bolt/test/X86/branch-data.test (revision 11791ae7b0b05b8bd8d806331ff51da618912cf8)
1## Checks that llvm-bolt is able to read data generated by perf2bolt and update
2## the CFG edges accordingly with absolute number of branches and mispredictions.
3## Also checks that llvm-bolt disassembler and CFG builder is working properly.
4
5RUN: yaml2obj %p/Inputs/blarge.yaml &> %t.exe
6RUN: llvm-bolt %t.exe -o %t.null --data %p/Inputs/blarge.fdata --print-cfg | FileCheck %s
7
8CHECK:    Binary Function "usqrt"
9CHECK:      State       : CFG constructed
10CHECK:      Address     : 0x401170
11CHECK:      Size        : 0x43
12CHECK:      MaxSize     : 0x43
13CHECK:      Offset      : 0xcb0
14CHECK:      Section     : .text
15CHECK:      IsSimple    : 1
16CHECK:      BB Count    : 5
17CHECK:      Exec Count  : 199
18CHECK:      Branch Count: 7689
19CHECK:    }
20CHECK:    .LBB{{.*}}
21CHECK:      Exec Count : 199
22CHECK:        {{.*}}:   movl    $0x20, %r8d
23CHECK:        {{.*}}:   xorl    %eax, %eax
24CHECK:        {{.*}}:   xorl    %edx, %edx
25CHECK:      Successors: .Ltmp{{.*}} (mispreds: 0, count: 0)
26CHECK:    .Ltmp{{.*}}
27CHECK:      Exec Count : 4711
28CHECK:      Predecessors: .Ltmp{{.*}}, .LBB{{.*}}
29CHECK:        {{.*}}:   movq    %rdi, %rcx
30CHECK:        {{.*}}:   addq    %rax, %rax
31CHECK:        {{.*}}:   shlq    $0x2, %rdi
32CHECK:        {{.*}}:   andl    $0xc0000000, %ecx
33CHECK:        {{.*}}:   shrq    $0x1e, %rcx
34CHECK:        {{.*}}:   leaq    (%rcx,%rdx,4), %rdx
35CHECK:        {{.*}}:   leaq    0x1(%rax,%rax), %rcx
36CHECK:        {{.*}}:   cmpq    %rcx, %rdx
37CHECK:        {{.*}}:   jb      .Ltmp{{.*}}
38CHECK:      Successors: .Ltmp{{.*}} (mispreds: 171, count: 2886), .LFT{{.*}} (mispreds: 0, count: 0)
39CHECK:    .LFT{{.*}}
40CHECK:      Exec Count : 0
41CHECK:      Predecessors: .Ltmp{{.*}}
42CHECK:        {{.*}}:   subq    %rcx, %rdx
43CHECK:        {{.*}}:   addq    $0x1, %rax
44CHECK:      Successors: .Ltmp{{.*}} (mispreds: 0, count: 0)
45CHECK:    .Ltmp{{.*}}
46CHECK:      Exec Count : 4711
47CHECK:      Predecessors: .Ltmp{{.*}}, .LFT{{.*}}
48CHECK:        {{.*}}:   subl    $0x1, %r8d
49CHECK:        {{.*}}:   jne     .Ltmp{{.*}}
50CHECK:      Successors: .Ltmp{{.*}} (mispreds: 33, count: 4711), .LFT{{.*}} (mispreds: 0, count: 0)
51CHECK:    .LFT{{.*}}
52CHECK:      Exec Count : 0
53CHECK:      Predecessors: .Ltmp{{.*}}
54CHECK:        {{.*}}:   movq    %rax, (%rsi)
55CHECK:        {{.*}}:   retq
56CHECK:    End of Function "usqrt"
57