return new GCOVProfiler(Options);
}
+static std::string getFunctionName(DISubprogram SP) {
+ if (!SP.getLinkageName().empty())
+ return SP.getLinkageName();
+ return SP.getName();
+}
+
namespace {
class GCOVRecord {
protected:
ReturnBlock = new GCOVBlock(i++, os);
writeBytes(FunctionTag, 4);
- uint32_t BlockLen = 1 + 1 + 1 + lengthOfGCOVString(SP.getName()) +
+ uint32_t BlockLen = 1 + 1 + 1 + lengthOfGCOVString(getFunctionName(SP)) +
1 + lengthOfGCOVString(SP.getFilename()) + 1;
if (UseCfgChecksum)
++BlockLen;
write(0); // lineno checksum
if (UseCfgChecksum)
write(0); // cfg checksum
- writeGCOVString(SP.getName());
+ writeGCOVString(getFunctionName(SP));
writeGCOVString(SP.getFilename());
write(SP.getLineNumber());
}
Builder.CreateGlobalStringPtr(ReversedVersion));
for (unsigned j = 0, e = CountersBySP.size(); j != e; ++j) {
DISubprogram SP(CountersBySP[j].second);
- Builder.CreateCall3(EmitFunction,
- Builder.getInt32(j),
- Options.FunctionNamesInData ?
- Builder.CreateGlobalStringPtr(SP.getName()) :
- Constant::getNullValue(Builder.getInt8PtrTy()),
- Builder.getInt8(Options.UseCfgChecksum));
+ Builder.CreateCall3(
+ EmitFunction, Builder.getInt32(j),
+ Options.FunctionNamesInData ?
+ Builder.CreateGlobalStringPtr(getFunctionName(SP)) :
+ Constant::getNullValue(Builder.getInt8PtrTy()),
+ Builder.getInt8(Options.UseCfgChecksum));
GlobalVariable *GV = CountersBySP[j].first;
unsigned Arcs =
--- /dev/null
+; RUN: echo '!9 = metadata !{metadata !"%s", metadata !0}' > %t1
+; RUN: cat %s %t1 > %t2
+; RUN: opt -insert-gcov-profiling -disable-output < %t2
+; RUN: grep _Z3foov %S/linkagename.gcno
+; RUN: rm %S/linkagename.gcno
+
+define void @_Z3foov() {
+entry:
+ ret void, !dbg !8
+}
+
+!llvm.dbg.cu = !{!0}
+!llvm.gcov = !{!9}
+
+!0 = metadata !{i32 786449, i32 0, i32 4, metadata !1, metadata !"clang version 3.3 (trunk 177323)", i1 false, metadata !"", i32 0, metadata !3, metadata !3, metadata !4, metadata !3, metadata !""} ; [ DW_TAG_compile_unit ] [/home/nlewycky/hello.cc] [DW_LANG_C_plus_plus]
+!1 = metadata !{i32 786473, metadata !2} ; [ DW_TAG_file_type ] [/home/nlewycky/hello.cc]
+!2 = metadata !{metadata !"hello.cc", metadata !"/home/nlewycky"}
+!3 = metadata !{i32 0}
+!4 = metadata !{metadata !5}
+!5 = metadata !{i32 786478, i32 0, metadata !1, metadata !"foo", metadata !"foo", metadata !"_Z3foov", metadata !1, i32 1, metadata !6, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, void ()* @_Z3foov, null, null, metadata !3, i32 1} ; [ DW_TAG_subprogram ] [line 1] [def] [foo]
+!6 = metadata !{i32 786453, i32 0, metadata !"", i32 0, i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !7, i32 0, i32 0} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]
+!7 = metadata !{null}
+!8 = metadata !{i32 1, i32 0, metadata !5, null}
+
+