Adds getPointerSize() to the AsmBackend which will be needed by the final patch

for the dwarf .loc support to emit dwarf line number tables.

llvm-svn: 115153

1 files changed, 23 insertions, 0 deletions

diff --git a/llvm/lib/Target/X86/X86AsmBackend.cpp b/llvm/lib/Target/X86/X86AsmBackend.cpp
index d9c6daa2cc2..cabc6015aa6 100644
--- a/llvm/lib/Target/X86/X86AsmBackend.cpp
+++ b/llvm/lib/Target/X86/X86AsmBackend.cpp
@@ -211,6 +211,10 @@ public:
   ELFX86_32AsmBackend(const Target &T, Triple::OSType OSType)
     : ELFX86AsmBackend(T, OSType) {}
 
+  unsigned getPointerSize() const {
+    return 4;
+  }
+
   MCObjectWriter *createObjectWriter(raw_ostream &OS) const {
     return new ELFObjectWriter(OS, /*Is64Bit=*/false,
                                OSType,
@@ -224,6 +228,10 @@ public:
   ELFX86_64AsmBackend(const Target &T, Triple::OSType OSType)
     : ELFX86AsmBackend(T, OSType) {}
 
+  unsigned getPointerSize() const {
+    return 8;
+  }
+
   MCObjectWriter *createObjectWriter(raw_ostream &OS) const {
     return new ELFObjectWriter(OS, /*Is64Bit=*/true,
                                OSType,
@@ -241,6 +249,13 @@ public:
     HasScatteredSymbols = true;
   }
 
+  unsigned getPointerSize() const {
+    if (Is64Bit)
+      return 8;
+    else
+      return 4;
+  }
+
   MCObjectWriter *createObjectWriter(raw_ostream &OS) const {
     return createWinCOFFObjectWriter(OS, Is64Bit);
   }
@@ -272,6 +287,10 @@ public:
   DarwinX86_32AsmBackend(const Target &T)
     : DarwinX86AsmBackend(T) {}
 
+  unsigned getPointerSize() const {
+    return 4;
+  }
+
   MCObjectWriter *createObjectWriter(raw_ostream &OS) const {
     return new MachObjectWriter(OS, /*Is64Bit=*/false);
   }
@@ -284,6 +303,10 @@ public:
     HasReliableSymbolDifference = true;
   }
 
+  unsigned getPointerSize() const {
+    return 8;
+  }
+
   MCObjectWriter *createObjectWriter(raw_ostream &OS) const {
     return new MachObjectWriter(OS, /*Is64Bit=*/true);
   }