Change createAsmParser to take a MCSubtargetInfo instead of triple,

CPU, and feature string. Parsing some asm directives can change
subtarget state (e.g. .code 16) and it must be reflected in other
modules (e.g. MCCodeEmitter). That is, the MCSubtargetInfo instance
must be shared.

llvm-svn: 134795

1 files changed, 5 insertions, 0 deletions

diff --git a/llvm/lib/Target/CBackend/CBackend.cpp b/llvm/lib/Target/CBackend/CBackend.cpp
index ec4020e213c..c59497efc21 100644
--- a/llvm/lib/Target/CBackend/CBackend.cpp
+++ b/llvm/lib/Target/CBackend/CBackend.cpp
@@ -37,6 +37,7 @@
 #include "llvm/Transforms/Scalar.h"
 #include "llvm/MC/MCAsmInfo.h"
 #include "llvm/MC/MCContext.h"
+#include "llvm/MC/MCSubtargetInfo.h"
 #include "llvm/MC/MCSymbol.h"
 #include "llvm/Target/TargetData.h"
 #include "llvm/Target/TargetRegistry.h"
@@ -61,6 +62,10 @@ extern "C" void LLVMInitializeCBackendTarget() {
   RegisterTargetMachine<CTargetMachine> X(TheCBackendTarget);
 }
 
+extern "C" void LLVMInitializeCBackendMCSubtargetInfo() {
+  RegisterMCSubtargetInfo<MCSubtargetInfo> X(TheCBackendTarget);
+}
+
 namespace {
   class CBEMCAsmInfo : public MCAsmInfo {
   public: