Hexagon: Fix Small Data support to handle -G 0 correctly.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@181331 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/Hexagon/HexagonTargetObjectFile.cpp b/lib/Target/Hexagon/HexagonTargetObjectFile.cpp
index 993fcfa..7773cff 100644
--- a/lib/Target/Hexagon/HexagonTargetObjectFile.cpp
+++ b/lib/Target/Hexagon/HexagonTargetObjectFile.cpp
@@ -25,7 +25,8 @@
using namespace llvm;
static cl::opt<int> SmallDataThreshold("hexagon-small-data-threshold",
- cl::init(8), cl::Hidden);
+ cl::init(8), cl::Hidden,
+ cl::desc("The maximum size of an object in the sdata section"));
void HexagonTargetObjectFile::Initialize(MCContext &Ctx,
const TargetMachine &TM) {
@@ -46,6 +47,11 @@
static bool IsInSmallSection(uint64_t Size) {
return Size > 0 && Size <= (uint64_t)SmallDataThreshold;
}
+
+bool HexagonTargetObjectFile::IsSmallDataEnabled () const {
+ return SmallDataThreshold > 0;
+}
+
/// IsGlobalInSmallSection - Return true if this global value should be
/// placed into small data/bss section.
bool HexagonTargetObjectFile::IsGlobalInSmallSection(const GlobalValue *GV,