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2010-04-13-PubType.ll
2011-09-26-GlobalVarContext.ll
2011-12-16-BadStructRef.ll
DIModule.ll
DIModuleContext.ll
DW_AT_byte_size.ll
DW_AT_calling-convention.ll
DW_AT_linkage_name.ll
DW_AT_location-reference.ll
DW_AT_object_pointer.ll
DW_AT_specification.ll
DW_AT_stmt_list_sec_offset.ll
DW_TAG_friend.ll
FrameIndexExprs.ll
InlinedFnLocalVar.ll
PR26148.ll
abstract_origin.ll
align_c11.ll
align_cpp11.ll
align_objc.ll
aligned_stack_var.ll
arange-and-stub.ll
arange.ll
arguments.ll
array.ll
array2.ll
asm-macro-line-number.s
atomic-c11-dwarf-4.ll
atomic-c11-dwarf-5.ll
bbjoin.ll
bitfields-dwarf4.ll
bitfields.ll
block-capture.ll
byvalstruct.ll
c-type-units.ll
clang-module.ll
coff_debug_info_type.ll
coff_relative_names.ll
concrete_out_of_line.ll
constant-aggregate.ll
constant-loclist.ll
containing-type-extension-rust.ll
cu-ranges-odr.ll
cu-ranges.ll
data_member_location.ll
dbg-abstract-vars-g-gmlt.ll
dbg-addr-dse.ll
dbg-addr.ll
dbg-asm.s
dbg-byval-parameter.ll
dbg-const-int.ll
dbg-const.ll
dbg-declare-alloca.ll
dbg-declare-arg.ll
dbg-declare-inalloca.ll
dbg-declare.ll
dbg-file-name.ll
dbg-i128-const.ll
dbg-merge-loc-entry.ll
dbg-prolog-end.ll
dbg-subrange.ll
dbg-value-const-byref.ll
dbg-value-dag-combine.ll
dbg-value-frame-index.ll
dbg-value-g-gmlt.ll
dbg-value-inlined-parameter.ll
dbg-value-isel.ll
dbg-value-location.ll
dbg-value-range.ll
dbg-value-regmask-clobber.ll
dbg-value-terminator.ll
dbg-value-transfer-order.ll
dbg_value_direct.ll
debug-dead-local-var.ll
debug-info-access.ll
debug-info-block-captured-self.ll
debug-info-blocks.ll
debug-info-packed-struct.ll
debug-info-producer-with-flags.ll
debug-info-static-member.ll
debug-loc-asan.ll
debug-loc-frame.ll
debug-loc-offset.ll
debug-macro.ll
debug-ranges-offset.ll
debug_and_nodebug_CUs.ll
debug_frame.ll
debugger-tune.ll
decl-derived-member.ll
default-subrange-array.ll
deleted-bit-piece.ll
discriminator.ll
discriminator2.ll
discriminator3.ll
dllimport.ll
double-declare.ll
dw_op_minus.ll
dw_op_minus_direct.ll
dwarf-aranges-no-dwarf-labels.ll
dwarf-aranges.ll
dwarf-linkage-names.ll
dwarf-no-source-loc.ll
dwarf-public-names.ll
dwarf-pubnames-split.ll
dwarfdump-bogus-LNE.s
dwarfdump-debug-loc-simple.test
dwarfdump-header-64.s
dwarfdump-header.s
dwarfdump-line-dwo.s
dwarfdump-line-only.s
dwarfdump-ranges-baseaddr-exe.s
dwarfdump-ranges-baseaddr.s
dwarfdump-ranges-unrelocated.s
dwarfdump-str-offsets-dwp.s
dwarfdump-str-offsets-invalid-1.s
dwarfdump-str-offsets-invalid-2.s
dwarfdump-str-offsets-invalid-3.s
dwarfdump-str-offsets-invalid-4.s
dwarfdump-str-offsets-invalid-5.s
dwarfdump-str-offsets-invalid-6.s
dwarfdump-str-offsets-macho.s
dwarfdump-str-offsets.s
earlydup-crash.ll
elf-names.ll
empty-and-one-elem-array.ll
empty-array.ll
empty.ll
ending-run.ll
enum-class.ll
enum-fwd-decl.ll
fi-expr.ll
fi-piece.ll
fission-cu.ll
fission-hash.ll
fission-inline.ll
fission-no-inlining.ll
fission-ranges.ll
float_const.ll
float_const_loclist.ll
formal_parameter.ll
frame-register.ll
generate-odr-hash.ll
ghost-sdnode-dbgvalues.ll
gmlt.test
gnu-public-names-empty.ll
gnu-public-names-gmlt.ll
gnu-public-names-multiple-cus.ll
gnu-public-names-tu.ll
gnu-public-names.ll
header.ll
inline-asm-locs.ll
inline-member-function.ll
inline-namespace.ll
inline-seldag-test.ll
inlined-formal-parameter.ll
inlined-indirect-value.ll
instcombine-instrinsics.ll
isel-cse-line.ll
lexical-block-file-inline.ll
lexical_block.ll
line-info.ll
line.test
linkage-name.ll
lit.local.cfg
live-debug-values.ll
live-debug-variables.ll
live-debug-vars-discard-invalid.mir
live-debug-vars-dse.mir
low-pc-cu.ll
main-file-name.s
memberfnptr.ll
mi-print.ll
misched-dbg-value.ll
missing-file-line.ll
mixed-nodebug-cu.ll
multiple-aranges.ll
multiple-at-const-val.ll
nodebug.ll
nodebug_with_debug_loc.ll
nondefault-subrange-array.ll
nophysreg.ll
noreturn_c11.ll
noreturn_cpp11.ll
noreturn_objc.ll
objc-fwd-decl.ll
objc-property-void.ll
op_deref.ll
parameters.ll
partial-constant.ll
pieces-1.ll
pieces-2.ll
pieces-3.ll
pieces-4.ll
pointer-type-size.ll
pr11300.ll
pr12831.ll
pr13303.ll
pr19307.ll
pr28270.ll
pr34545.ll
processes-relocations.ll
prologue-stack.ll
range_reloc.ll
ref_addr_relocation.ll
reference-argument.ll
rematerialize.ll
rvalue-ref.ll
safestack-byval.ll
sdag-salvage-add.ll
sdag-split-arg.ll
sdagsplit-1.ll
single-dbg_value.ll
single-fi.ll
spill-indirect-nrvo.ll
spill-nontrivial-param.ll
spill-nospill.ll
split-dwarf-cross-unit-reference.ll
split-dwarf-multiple-cu-hash.ll
split-dwarf-omit-empty.ll
split-global.ll
sret.ll
sroasplit-1.ll
sroasplit-2.ll
sroasplit-3.ll
sroasplit-4.ll
sroasplit-5.ll
sroasplit-dbg-declare.ll
stack-args.ll
stack-value-dwarf2.ll
stack-value-dwarf4.ll
stack-value-piece.ll
static_member_array.ll
stmt-list-multiple-compile-units.ll
stmt-list.ll
stringpool.ll
struct-loc.ll
subrange-type.ll
subreg.ll
subregisters.ll
tail-merge.ll
template.ll
this-stack_value.ll
tls.ll
type_units_with_addresses.ll
unattached-global.ll
union-const.ll
union-template.ll
vector.ll
vla.ll
void-typedef.ll
xray-split-dwarf-interaction.ll
zextload.ll
arm-relocs.test
cross-cu-scope.ll
debugify.ll
debuglineinfo-macho.test
debuglineinfo.test
debugmacinfo.test
dwarfdump-64-bit-dwarf.test
dwarfdump-accel.test
dwarfdump-debug-frame-simple.test
dwarfdump-decompression-corrupt.test
dwarfdump-decompression-error.test
dwarfdump-dump-flags.test
dwarfdump-dump-gdbindex.test
dwarfdump-dwp.test
dwarfdump-implicit-const.test
dwarfdump-invalid.test
dwarfdump-macho-relocs.test
dwarfdump-macho-universal.test
dwarfdump-objc.test
dwarfdump-pubnames.test
dwarfdump-ranges.test
dwarfdump-type-units.test
dwarfdump-zlib.test
dwo.ll
invalid-relocations.test
llvm-symbolizer-split-dwarf-empty.test
llvm-symbolizer-zlib.test
llvm-symbolizer.test
macro_link.ll
omit-empty.ll
pr34186.ll
pr34672.ll
skeletoncu.ll
strip-DIGlobalVariable.ll
strip-loop-metadata.ll
typeunit-header.test
unrolled-loop-remainder.ll
Examples
ExecutionEngine
Feature
FileCheck
Instrumentation
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LTO
Linker
MC
Object
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Other
SafepointIRVerifier
SymbolRewriter
TableGen
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Transforms
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tools
.clang-format
CMakeLists.txt
TestRunner.sh
lit.cfg.py
lit.site.cfg.py.in
tools
unittests
utils
.arcconfig
.clang-format
.clang-tidy
.gitattributes
.gitignore
CMakeLists.txt
CODE_OWNERS.TXT
CREDITS.TXT
LICENSE.TXT
LLVMBuild.txt
README.txt
RELEASE_TESTERS.TXT
configure
llvm.spec.in
openmp
polly
nuget-buildtasks
nunit-lite
roslyn-binaries
rx
xunit-binaries
how-to-bump-roslyn-binaries.md
ikvm-native
llvm
m4
man
mcs
mk
mono
msvc
netcore
po
runtime
samples
scripts
support
tools
COPYING.LIB
LICENSE
Makefile.am
Makefile.in
NEWS
README.md
acinclude.m4
aclocal.m4
autogen.sh
code_of_conduct.md
compile
config.guess
config.h.in
config.rpath
config.sub
configure.REMOVED.git-id
configure.ac.REMOVED.git-id
depcomp
install-sh
ltmain.sh.REMOVED.git-id
missing
mkinstalldirs
mono-uninstalled.pc.in
test-driver
winconfig.h
82 lines
3.8 KiB
LLVM
82 lines
3.8 KiB
LLVM
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; RUN: llc -mtriple=x86_64-linux-gnu -filetype=obj -o - %s | llvm-dwarfdump -debug-loc - | FileCheck %s
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; The test inlines the function F four times, with each inlined variable for
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; "i4" sharing the same virtual register. This means the live interval of the
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; register spans all of the inlined callsites, extending beyond the lexical
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; scope of each. Later during register allocation the live interval is split
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; into multiple intervals. Check that this does not generate multiple entries
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; within the debug location (see PR33730).
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;
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; Generated from:
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;
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; extern int foobar(int, int, int, int, int);
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;
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; int F(int i1, int i2, int i3, int i4, int i5) {
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; return foobar(i1, i2, i3, i4, i5);
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; }
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;
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; int foo(int a, int b, int c, int d, int e) {
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; return F(a,b,c,d,e) +
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; F(a,b,c,d,e) +
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; F(a,b,c,d,e) +
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; F(a,b,c,d,e);
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; }
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; CHECK: .debug_loc contents:
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; CHECK-NEXT: 0x00000000:
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; We currently emit an entry for the function prologue, too, which could be optimized away.
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; CHECK: 0x000000000000001f - 0x000000000000003c: DW_OP_reg3 RBX
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; We should only have one entry inside the function.
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; CHECK-NOT: :
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declare i32 @foobar(i32, i32, i32, i32, i32)
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define i32 @foo(i32 %a, i32 %b, i32 %c, i32 %d, i32 %e) !dbg !25 {
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entry:
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tail call void @llvm.dbg.value(metadata i32 %d, i64 0, metadata !15, metadata !17) #3, !dbg !41
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%call.i = tail call i32 @foobar(i32 %a, i32 %b, i32 %c, i32 %d, i32 %e) #3, !dbg !43
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%call.i21 = tail call i32 @foobar(i32 %a, i32 %b, i32 %c, i32 %d, i32 %e) #3, !dbg !50
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%add = add nsw i32 %call.i21, %call.i, !dbg !51
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%call.i22 = tail call i32 @foobar(i32 %a, i32 %b, i32 %c, i32 %d, i32 %e) #3, !dbg !58
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%add3 = add nsw i32 %add, %call.i22, !dbg !59
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%call.i23 = tail call i32 @foobar(i32 %a, i32 %b, i32 %c, i32 %d, i32 %e) #3, !dbg !66
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%add5 = add nsw i32 %add3, %call.i23, !dbg !67
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ret i32 %add5, !dbg !68
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}
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declare void @llvm.dbg.value(metadata, i64, metadata, metadata)
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!llvm.dbg.cu = !{!0}
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!llvm.module.flags = !{!3, !4, !5}
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!llvm.ident = !{!6}
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!0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang version 6.0.0 (trunk 308976)", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !2)
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!1 = !DIFile(filename: "foo.c", directory: "")
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!2 = !{}
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!3 = !{i32 2, !"Dwarf Version", i32 4}
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!4 = !{i32 2, !"Debug Info Version", i32 3}
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!5 = !{i32 1, !"wchar_size", i32 4}
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!6 = !{!"clang version 6.0.0 (trunk 308976)"}
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!7 = distinct !DISubprogram(name: "F", scope: !1, file: !1, line: 3, type: !8, isLocal: false, isDefinition: true, scopeLine: 3, flags: DIFlagPrototyped, isOptimized: true, unit: !0, variables: !11)
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!8 = !DISubroutineType(types: !9)
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!9 = !{!10, !10, !10, !10, !10, !10}
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!10 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
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!11 = !{!15}
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!15 = !DILocalVariable(name: "i4", arg: 4, scope: !7, file: !1, line: 3, type: !10)
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!17 = !DIExpression()
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!25 = distinct !DISubprogram(name: "foo", scope: !1, file: !1, line: 7, type: !8, isLocal: false, isDefinition: true, scopeLine: 7, flags: DIFlagPrototyped, isOptimized: true, unit: !0, variables: !26)
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!26 = !{}
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!38 = distinct !DILocation(line: 8, column: 10, scope: !25)
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!41 = !DILocation(line: 3, column: 35, scope: !7, inlinedAt: !38)
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!43 = !DILocation(line: 4, column: 10, scope: !7, inlinedAt: !38)
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!45 = distinct !DILocation(line: 9, column: 10, scope: !25)
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!50 = !DILocation(line: 4, column: 10, scope: !7, inlinedAt: !45)
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!51 = !DILocation(line: 8, column: 23, scope: !25)
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!53 = distinct !DILocation(line: 10, column: 10, scope: !25)
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!58 = !DILocation(line: 4, column: 10, scope: !7, inlinedAt: !53)
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!59 = !DILocation(line: 9, column: 23, scope: !25)
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!61 = distinct !DILocation(line: 11, column: 10, scope: !25)
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!66 = !DILocation(line: 4, column: 10, scope: !7, inlinedAt: !61)
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!67 = !DILocation(line: 10, column: 23, scope: !25)
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!68 = !DILocation(line: 8, column: 3, scope: !25)
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