xref: /llvm-project/bolt/test/X86/loop-nest.test (revision 11791ae7b0b05b8bd8d806331ff51da618912cf8)
1## Verifies that llvm-bolt prints correct loop information.
2
3RUN: llvm-mc -filetype=obj -triple x86_64-unknown-unknown \
4RUN:   %p/Inputs/loop_nest.s -o %t.o
5RUN: link_fdata %p/Inputs/loop_nest.s %t.o %t.fdata --nmtool llvm-nm
6RUN: llvm-strip --strip-unneeded %t.o
7RUN: %clang %cflags -no-pie %t.o -o %t.exe -Wl,-q
8
9RUN: llvm-bolt %t.exe -o %t --data=%t.fdata \
10RUN:   --print-cfg --print-loops --sequential-disassembly --lite=0 \
11RUN:   2>&1 | FileCheck %s
12
13CHECK:      Binary Function "main{{.*}}" after building cfg
14CHECK:      Loop Info for Function "main{{.*}}"
15CHECK:      Outer loop header: .Ltmp[[#MAIN_OUTER_HDR:]]
16CHECK-NEXT: Loop basic blocks: .Ltmp[[#MAIN_OUTER_HDR]], .Ltmp[[#]]
17
18CHECK:      Binary Function "foo" after building cfg
19CHECK:      Loop Info for Function "foo"
20CHECK:      Outer loop header: .Ltmp[[#FOO_OUTER_HDR:]]
21CHECK-NEXT: Loop basic blocks: .Ltmp[[#FOO_OUTER_HDR]], .Ltmp[[#]], .LFT[[#]], .Ltmp[[#]], .Ltmp[[#FOO_INNER_HDR:]], .Ltmp[[#]], .Ltmp[[#FOO_INNER_BB:]]
22CHECK:      Nested loop header: .Ltmp[[#FOO_INNER_HDR]]
23CHECK-NEXT: Loop basic blocks: .Ltmp[[#FOO_INNER_HDR]], .Ltmp[[#FOO_INNER_BB]]
24