/// DW_AT_call_line attribute in this DIE.
/// \param CallColumn filled in with non-zero if successful, zero if there is
/// no DW_AT_call_column attribute in this DIE.
+ /// \param CallDiscriminator filled in with non-zero if successful, zero if
+ /// there is no DW_AT_GNU_discriminator attribute in this DIE.
void getCallerFrame(uint32_t &CallFile, uint32_t &CallLine,
- uint32_t &CallColumn) const;
+ uint32_t &CallColumn, uint32_t &CallDiscriminator) const;
/// Get inlined chain for a given address, rooted at the current DIE.
/// Returns empty chain if address is not contained in address range
return InliningInfo;
}
- uint32_t CallFile = 0, CallLine = 0, CallColumn = 0;
+ uint32_t CallFile = 0, CallLine = 0, CallColumn = 0, CallDiscriminator = 0;
for (uint32_t i = 0, n = InlinedChain.size(); i != n; i++) {
DWARFDie &FunctionDIE = InlinedChain[i];
DILineInfo Frame;
Spec.FLIKind, Frame.FileName);
Frame.Line = CallLine;
Frame.Column = CallColumn;
+ Frame.Discriminator = CallDiscriminator;
}
// Get call file/line/column of a current DIE.
if (i + 1 < n) {
- FunctionDIE.getCallerFrame(CallFile, CallLine, CallColumn);
+ FunctionDIE.getCallerFrame(CallFile, CallLine, CallColumn,
+ CallDiscriminator);
}
}
InliningInfo.addFrame(Frame);
}
void DWARFDie::getCallerFrame(uint32_t &CallFile, uint32_t &CallLine,
- uint32_t &CallColumn) const {
+ uint32_t &CallColumn,
+ uint32_t &CallDiscriminator) const {
CallFile = toUnsigned(find(DW_AT_call_file), 0);
CallLine = toUnsigned(find(DW_AT_call_line), 0);
CallColumn = toUnsigned(find(DW_AT_call_column), 0);
+ CallDiscriminator = toUnsigned(find(DW_AT_GNU_discriminator), 0);
}
void DWARFDie::dump(raw_ostream &OS, unsigned RecurseDepth,
#static volatile int do_mul;
-#static volatile int do_inc;
+#static volatile int x, v;
#
-#int main () {
-# int x = 1;
-# if (do_mul) x *= 2; else x /= 2;
-# return do_inc ? ++x : --x;
+#int foo () {
+# if (do_mul) x *= v; else x /= v;
+# return x;
#}
-#Build as : clang -g -O2 discrim.c -o discrim
+#
+#int main() {
+# return foo() + foo();
+#}
+#Build as : clang -gmlt -fdebug-info-for-profiling -O2 discrim.c -o discrim
RUN: llvm-symbolizer -verbose -print-address -obj=%p/Inputs/discrim < %p/Inputs/discrim.inp | FileCheck %s
#CHECK: some text
-#CHECK: 0x4004f2
+#CHECK: 0x400590
+#CHECK-NEXT: foo
+#CHECK-NEXT: Filename: /tmp/discrim.c
+#CHECK-NEXT: Function start line: 4
+#CHECK-NEXT: Line: 9
+#CHECK-NEXT: Column: 0
#CHECK-NEXT: main
-#CHECK-NEXT: Filename: /tmp{{[\\/]}}discrim.c
+#CHECK-NEXT: Filename: /tmp/discrim.c
+#CHECK-NEXT: Function start line: 9
+#CHECK-NEXT: Line: 10
+#CHECK-NEXT: Column: 0
+
+#CHECK: 0x4005a5
+#CHECK-NEXT: foo
+#CHECK-NEXT: Filename: /tmp/discrim.c
#CHECK-NEXT: Function start line: 4
-#CHECK-NEXT: Line: 6
-#CHECK-NEXT: Column: 7
-#CHECK-NOT: Discriminator: 0
+#CHECK-NEXT: Line: 5
+#CHECK-NEXT: Column: 17
+#CHECK-NEXT: Discriminator: 2
+#CHECK-NEXT: main
+#CHECK-NEXT: Filename: /tmp/discrim.c
+#CHECK-NEXT: Function start line: 9
+#CHECK-NEXT: Line: 10
+#CHECK-NEXT: Column: 0
-#CHECK: 0x400509
+#CHECK: 0x4005ad
+#CHECK-NEXT: foo
+#CHECK-NEXT: Filename: /tmp/discrim.c
+#CHECK-NEXT: Function start line: 4
+#CHECK-NEXT: Line: 0
+#CHECK-NEXT: Column: 30
+#CHECK-NEXT: Discriminator: 4
#CHECK-NEXT: main
-#CHECK-NEXT: Filename: /tmp{{[\\/]}}discrim.c
+#CHECK-NEXT: Filename: /tmp/discrim.c
+#CHECK-NEXT: Function start line: 9
+#CHECK-NEXT: Line: 10
+#CHECK-NEXT: Column: 0
+
+#CHECK: 0x4005b9
+#CHECK-NEXT: foo
+#CHECK-NEXT: Filename: /tmp/discrim.c
#CHECK-NEXT: Function start line: 4
-#CHECK-NEXT: Line: 7
-#CHECK-NEXT: Column: 3
-#CHECK-NEXT: Discriminator: 1
+#CHECK-NEXT: Line: 5
+#CHECK-NEXT: Column: 7
+#CHECK-NEXT: main
+#CHECK-NEXT: Filename: /tmp/discrim.c
+#CHECK-NEXT: Function start line: 9
+#CHECK-NEXT: Line: 10
+#CHECK-NEXT: Column: 0
+#CHECK-NEXT: Discriminator: 2
-#CHECK: 0x40050d
+#CHECK: 0x4005ce
+#CHECK-NEXT: foo
+#CHECK-NEXT: Filename: /tmp/discrim.c
+#CHECK-NEXT: Function start line: 4
+#CHECK-NEXT: Line: 5
+#CHECK-NEXT: Column: 17
+#CHECK-NEXT: Discriminator: 2
#CHECK-NEXT: main
-#CHECK-NEXT: Filename: /tmp{{[\\/]}}discrim.c
+#CHECK-NEXT: Filename: /tmp/discrim.c
+#CHECK-NEXT: Function start line: 9
+#CHECK-NEXT: Line: 10
+#CHECK-NEXT: Column: 0
+#CHECK-NEXT: Discriminator: 2
+
+#CHECK: 0x4005d4
+#CHECK-NEXT: foo
+#CHECK-NEXT: Filename: /tmp/discrim.c
#CHECK-NEXT: Function start line: 4
-#CHECK-NEXT: Line: 7
-#CHECK-NEXT: Column: 3
+#CHECK-NEXT: Line: 5
+#CHECK-NEXT: Column: 30
+#CHECK-NEXT: Discriminator: 4
+#CHECK-NEXT: main
+#CHECK-NEXT: Filename: /tmp/discrim.c
+#CHECK-NEXT: Function start line: 9
+#CHECK-NEXT: Line: 10
+#CHECK-NEXT: Column: 0
#CHECK-NEXT: Discriminator: 2
#CHECK: some more text