Revert "[DWARF] - Make collectAddressRanges() return section index in addition to Low/High PC"

Broked BB again:

TEST 'LLVM :: DebugInfo/X86/dbg-value-regmask-clobber.ll' FAILED
...
LLVM ERROR: Section was outside of section table.

llvm-svn: 303984

1 files changed, 5 insertions, 8 deletions

diff --git a/llvm/lib/DebugInfo/DWARF/DWARFDie.cpp b/llvm/lib/DebugInfo/DWARF/DWARFDie.cpp
index fd45c77d374..e3bd759ba94 100644
--- a/llvm/lib/DebugInfo/DWARF/DWARFDie.cpp
+++ b/llvm/lib/DebugInfo/DWARF/DWARFDie.cpp
@@ -211,16 +211,13 @@ Optional<uint64_t> DWARFDie::getHighPC(uint64_t LowPC) const {
   return None;
 }
 
-bool DWARFDie::getLowAndHighPC(uint64_t &LowPC, uint64_t &HighPC,
-                               uint64_t &SectionIndex) const {
-  auto F = find(DW_AT_low_pc);
-  auto LowPcAddr = toAddress(F);
+bool DWARFDie::getLowAndHighPC(uint64_t &LowPC, uint64_t &HighPC) const {
+  auto LowPcAddr = toAddress(find(DW_AT_low_pc));
   if (!LowPcAddr)
     return false;
   if (auto HighPcAddr = getHighPC(*LowPcAddr)) {
     LowPC = *LowPcAddr;
     HighPC = *HighPcAddr;
-    SectionIndex = F->getSectionIndex();
     return true;
   }
   return false;
@@ -231,9 +228,9 @@ DWARFDie::getAddressRanges() const {
   if (isNULL())
     return DWARFAddressRangesVector();
   // Single range specified by low/high PC.
-  uint64_t LowPC, HighPC, Index;
-  if (getLowAndHighPC(LowPC, HighPC, Index))
-    return {{LowPC, HighPC, Index}};
+  uint64_t LowPC, HighPC;
+  if (getLowAndHighPC(LowPC, HighPC))
+    return {{LowPC, HighPC}};
 
   // Multiple ranges from .debug_ranges section.
   auto RangesOffset = toSectionOffset(find(DW_AT_ranges));