llvm-6502/test/Transforms/Inline/debug-invoke.ll
Duncan P. N. Exon Smith 1ef70ff39b IR: Make metadata typeless in assembly
Now that `Metadata` is typeless, reflect that in the assembly.  These
are the matching assembly changes for the metadata/value split in
r223802.

  - Only use the `metadata` type when referencing metadata from a call
    intrinsic -- i.e., only when it's used as a `Value`.

  - Stop pretending that `ValueAsMetadata` is wrapped in an `MDNode`
    when referencing it from call intrinsics.

So, assembly like this:

    define @foo(i32 %v) {
      call void @llvm.foo(metadata !{i32 %v}, metadata !0)
      call void @llvm.foo(metadata !{i32 7}, metadata !0)
      call void @llvm.foo(metadata !1, metadata !0)
      call void @llvm.foo(metadata !3, metadata !0)
      call void @llvm.foo(metadata !{metadata !3}, metadata !0)
      ret void, !bar !2
    }
    !0 = metadata !{metadata !2}
    !1 = metadata !{i32* @global}
    !2 = metadata !{metadata !3}
    !3 = metadata !{}

turns into this:

    define @foo(i32 %v) {
      call void @llvm.foo(metadata i32 %v, metadata !0)
      call void @llvm.foo(metadata i32 7, metadata !0)
      call void @llvm.foo(metadata i32* @global, metadata !0)
      call void @llvm.foo(metadata !3, metadata !0)
      call void @llvm.foo(metadata !{!3}, metadata !0)
      ret void, !bar !2
    }
    !0 = !{!2}
    !1 = !{i32* @global}
    !2 = !{!3}
    !3 = !{}

I wrote an upgrade script that handled almost all of the tests in llvm
and many of the tests in cfe (even handling many `CHECK` lines).  I've
attached it (or will attach it in a moment if you're speedy) to PR21532
to help everyone update their out-of-tree testcases.

This is part of PR21532.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@224257 91177308-0d34-0410-b5e6-96231b3b80d8
2014-12-15 19:07:53 +00:00

38 lines
927 B
LLVM

; RUN: opt < %s -always-inline -S | FileCheck %s
; Test that the debug location is preserved when rewriting an inlined call as an invoke
; CHECK: invoke void @test()
; CHECK-NEXT: to label {{.*}} unwind label {{.*}}, !dbg [[INL_LOC:!.*]]
; CHECK: [[EMPTY:.*]] = !{}
; CHECK: [[INL_LOC]] = !{i32 1, i32 0, [[EMPTY]], [[INL_AT:.*]]}
; CHECK: [[INL_AT]] = !{i32 2, i32 0, [[EMPTY]], null}
declare void @test()
declare i32 @__gxx_personality_v0(...)
attributes #0 = { alwaysinline }
define void @inl() #0 {
call void @test(), !dbg !3
ret void
}
define void @caller() {
invoke void @inl()
to label %cont unwind label %lpad, !dbg !4
cont:
ret void
lpad:
landingpad { i8*, i32 } personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*)
cleanup
ret void
}
!llvm.module.flags = !{!1}
!1 = !{i32 2, !"Debug Info Version", i32 2}
!2 = !{}
!3 = !{i32 1, i32 0, !2, null}
!4 = !{i32 2, i32 0, !2, null}