xref: /llvm-project/lld/test/ELF/lto/pseudo-probe-lto.ll (revision f7669ba3d9443bc95dd63fa25beea13e6265fdc5)
1; REQUIRES: x86
2; RUN: opt < %s -passes=pseudo-probe -function-sections -o %t.o
3; RUN: ld.lld %t.o -shared --lto-emit-asm -o %t
4; RUN: FileCheck %s < %t.lto.s
5
6target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
7target triple = "x86_64-scei-ps4"
8
9@g = dso_local global i32 3, align 4
10
11define void @foo(ptr %f) !dbg !4 {
12entry:
13; CHECK: .pseudoprobe	[[#GUID:]] 1 0 0
14; CHECK: .pseudoprobe	[[#GUID]] 2 1 0
15  call void %f(i32 1), !dbg !13
16  %0 = load i32, ptr @g, align 4
17  %inc = add nsw i32 %0, 1
18  store i32 %inc, ptr @g, align 4
19  ret void
20}
21
22; CHECK:      .section .pseudo_probe_desc,"G",@progbits,.pseudo_probe_desc_foo,comdat
23; CHECK-NEXT: .quad [[#GUID]]
24; CHECK-NEXT: .quad [[#HASH:]]
25; CHECK-NEXT: .byte  3
26; CHECK-NEXT: .ascii	"foo"
27
28!llvm.dbg.cu = !{!0}
29!llvm.module.flags = !{!9, !10}
30
31!0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1)
32!1 = !DIFile(filename: "test.c", directory: "")
33!4 = distinct !DISubprogram(name: "foo", scope: !1, file: !1, line: 2, unit: !0)
34!9 = !{i32 2, !"Dwarf Version", i32 4}
35!10 = !{i32 2, !"Debug Info Version", i32 3}
36!13 = !DILocation(line: 2, column: 20, scope: !4)
37