Remove optimization emitting a reference insted of label difference, since it can create more relocations. Removed isBaseAddressKnownZero method, because it is no longer used.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@127478 91177308-0d34-0410-b5e6-96231b3b80d8

2 files changed, 0 insertions, 14 deletions

diff --git a/include/llvm/MC/MCSection.h b/include/llvm/MC/MCSection.h
index 1c01b2f8f3..b64a44cdd0 100644
--- a/include/llvm/MC/MCSection.h
+++ b/include/llvm/MC/MCSection.h
@@ -52,14 +52,6 @@ namespace llvm {
     virtual void PrintSwitchToSection(const MCAsmInfo &MAI,
                                       raw_ostream &OS) const = 0;
 
-    /// isBaseAddressKnownZero - Return true if we know that this section will
-    /// get a base address of zero.  In cases where we know that this is true we
-    /// can emit section offsets as direct references to avoid a subtraction
-    /// from the base of the section, saving a relocation.
-    virtual bool isBaseAddressKnownZero() const {
-      return false;
-    }
-
     // UseCodeAlign - Return true if a .align directive should use
     // "optimized nops" to fill instead of 0s.
     virtual bool UseCodeAlign() const = 0;
diff --git a/include/llvm/MC/MCSectionELF.h b/include/llvm/MC/MCSectionELF.h
index c82de71282..26951725e4 100644
--- a/include/llvm/MC/MCSectionELF.h
+++ b/include/llvm/MC/MCSectionELF.h
@@ -66,12 +66,6 @@ public:
   virtual bool UseCodeAlign() const;
   virtual bool isVirtualSection() const;
 
-  /// isBaseAddressKnownZero - We know that non-allocatable sections (like
-  /// debug info) have a base of zero.
-  virtual bool isBaseAddressKnownZero() const {
-    return (getFlags() & ELF::SHF_ALLOC) == 0;
-  }
-
   static bool classof(const MCSection *S) {
     return S->getVariant() == SV_ELF;
   }