xref: /llvm-project/llvm/test/CodeGen/X86/fixed-stack-di-mir.ll (revision 2f448bf509432c1a19ec46ab8cbc7353c03c6280)
1; RUN: llc -mtriple=x86_64-apple-unknown -stop-before=finalize-isel %s -o - -simplify-mir | FileCheck %s
2; The byval argument of the function will be allocated a fixed stack slot. Test
3; that we serialize the fixed slot correctly.
4
5target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"
6target triple = "x86_64-apple-unknown"
7
8declare void @llvm.dbg.declare(metadata, metadata, metadata) #0
9
10define hidden void @foo(ptr byval(i32) %dstRect) {
11; CHECK-LABEL: name: foo
12entry:
13  call void @llvm.dbg.declare(metadata ptr %dstRect, metadata !3, metadata !DIExpression()), !dbg !5
14; CHECK: fixedStack:
15; CHECK: id: 0
16; CHECK: debug-info-variable: '!3'
17; CHECK: debug-info-expression: '!DIExpression()'
18; CHECK: debug-info-location: '!5'
19  unreachable
20}
21
22attributes #0 = { nounwind readnone speculatable }
23
24!llvm.dbg.cu = !{!0}
25!llvm.module.flags = !{!2}
26
27!0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, file: !1)
28!1 = !DIFile(filename: "file.cpp", directory: "/dir")
29!2 = !{i32 2, !"Debug Info Version", i32 3}
30!3 = !DILocalVariable(name: "dstRect", scope: !4)
31!4 = distinct !DISubprogram(name: "foo", linkageName: "foo", scope: !0, file: !1, line: 42, unit: !0)
32!5 = !DILocation(line: 42, column: 85, scope: !4)
33