Change TargetAsmInfo to be constructed via TargetRegistry from a Target+Triple
pair instead of from a virtual method on TargetMachine. This cuts the final
ties of TargetAsmInfo to TargetMachine, meaning that MC can now use
TargetAsmInfo.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78802 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/ARM/ARMTargetMachine.cpp b/lib/Target/ARM/ARMTargetMachine.cpp
index c66570b..fbc5f38 100644
--- a/lib/Target/ARM/ARMTargetMachine.cpp
+++ b/lib/Target/ARM/ARMTargetMachine.cpp
@@ -27,10 +27,26 @@
static cl::opt<bool> DisableIfConversion("disable-arm-if-conversion",cl::Hidden,
cl::desc("Disable if-conversion pass"));
+static const TargetAsmInfo *createTargetAsmInfo(const Target &T,
+ const StringRef &TT) {
+ Triple TheTriple(TT);
+ switch (TheTriple.getOS()) {
+ case Triple::Darwin:
+ return new ARMDarwinTargetAsmInfo();
+ default:
+ return new ARMELFTargetAsmInfo();
+ }
+}
+
+
extern "C" void LLVMInitializeARMTarget() {
// Register the target.
RegisterTargetMachine<ARMTargetMachine> X(TheARMTarget);
RegisterTargetMachine<ThumbTargetMachine> Y(TheThumbTarget);
+
+ // Register the target asm info.
+ RegisterAsmInfoFn A(TheARMTarget, createTargetAsmInfo);
+ RegisterAsmInfoFn B(TheThumbTarget, createTargetAsmInfo);
}
/// TargetMachine ctor - Create an ARM architecture model.
@@ -73,16 +89,6 @@
}
-const TargetAsmInfo *ARMBaseTargetMachine::createTargetAsmInfo() const {
- switch (Subtarget.TargetType) {
- default: llvm_unreachable("Unknown ARM subtarget kind");
- case ARMSubtarget::isDarwin:
- return new ARMDarwinTargetAsmInfo();
- case ARMSubtarget::isELF:
- return new ARMELFTargetAsmInfo();
- }
-}
-
// Pass Pipeline Configuration
bool ARMBaseTargetMachine::addInstSelector(PassManagerBase &PM,
diff --git a/lib/Target/ARM/ARMTargetMachine.h b/lib/Target/ARM/ARMTargetMachine.h
index d992f08..4203055 100644
--- a/lib/Target/ARM/ARMTargetMachine.h
+++ b/lib/Target/ARM/ARMTargetMachine.h
@@ -47,8 +47,6 @@
return InstrItins;
}
- virtual const TargetAsmInfo *createTargetAsmInfo() const;
-
// Pass Pipeline Configuration
virtual bool addInstSelector(PassManagerBase &PM, CodeGenOpt::Level OptLevel);
virtual bool addPreRegAlloc(PassManagerBase &PM, CodeGenOpt::Level OptLevel);