llvm/test/CodeGen/X86/2012-11-30-regpres-dbg.ll
Andrew Trick 657b75b994 misched: Fix RegisterPressureTracker handling of DebugVals.
Assertion failed: (TopRPTracker.getPos() == RegionBegin && "bad initial Top tracker").
rdar://12790302.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@169072 91177308-0d34-0410-b5e6-96231b3b80d8
2012-12-01 01:22:49 +00:00

44 lines
2.2 KiB
LLVM

; RUN: llc < %s -mtriple=x86_64-apple-macosx -enable-misched \
; RUN: -verify-machineinstrs | FileCheck %s
;
; Test RegisterPressure handling of DBG_VALUE.
;
; CHECK: %entry
; CHECK: DEBUG_VALUE: callback
; CHECK: ret
%struct.btCompoundLeafCallback = type { i32, i32 }
declare void @llvm.dbg.declare(metadata, metadata) nounwind readnone
define void @test() unnamed_addr uwtable ssp align 2 {
entry:
%callback = alloca %struct.btCompoundLeafCallback, align 8
br i1 undef, label %if.end, label %if.then
if.then: ; preds = %entry
unreachable
if.end: ; preds = %entry
call void @llvm.dbg.declare(metadata !{%struct.btCompoundLeafCallback* %callback}, metadata !3)
%m = getelementptr inbounds %struct.btCompoundLeafCallback* %callback, i64 0, i32 1
store i32 0, i32* undef, align 8
%cmp12447 = icmp sgt i32 undef, 0
br i1 %cmp12447, label %for.body.lr.ph, label %invoke.cont44
for.body.lr.ph: ; preds = %if.end
unreachable
invoke.cont44: ; preds = %if.end
ret void
}
!llvm.dbg.cu = !{!0}
!0 = metadata !{i32 786449, i32 0, i32 4, metadata !"MultiSource/Benchmarks/Bullet/btCompoundCollisionAlgorithm.cpp", metadata !"MultiSource/Benchmarks/Bullet", metadata !"clang version 3.3 (trunk 168984) (llvm/trunk 168983)", i1 true, i1 true, metadata !"", i32 0, metadata !1, null, null, null} ; [ DW_TAG_compile_unit ] [MultiSource/Benchmarks/Bullet/MultiSource/Benchmarks/Bullet/btCompoundCollisionAlgorithm.cpp] [DW_LANG_C_plus_plus]
!1 = metadata !{metadata !2}
!2 = metadata !{null, null}
!3 = metadata !{i32 786688, null, metadata !"callback", null, i32 214, metadata !4, i32 0, i32 0} ; [ DW_TAG_auto_variable ] [callback] [line 214]
!4 = metadata !{i32 786451, null, metadata !"btCompoundLeafCallback", metadata !5, i32 90, i64 512, i64 64, i32 0, i32 0, null, null, i32 0, null, null} ; [ DW_TAG_structure_type ] [btCompoundLeafCallback] [line 90, size 512, align 64, offset 0] [from ]
!5 = metadata !{i32 786473, metadata !"MultiSource/Benchmarks/Bullet/btCompoundCollisionAlgorithm.cpp", metadata !"MultiSource/Benchmarks/Bullet", null} ; [ DW_TAG_file_type ]