- Move CodeModel from a TargetMachine global option to MCCodeGenInfo.

- Introduce JITDefault code model. This tells targets to set different default
  code model for JIT. This eliminates the ugly hack in TargetMachine where
  code model is changed after construction.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@135580 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 2 insertions, 21 deletions

diff --git a/lib/CodeGen/LLVMTargetMachine.cpp b/lib/CodeGen/LLVMTargetMachine.cpp
index 1a4a6546fc..de2c8e4ffa 100644
--- a/lib/CodeGen/LLVMTargetMachine.cpp
+++ b/lib/CodeGen/LLVMTargetMachine.cpp
@@ -105,23 +105,12 @@ EnableFastISelOption("fast-isel", cl::Hidden,
 
 LLVMTargetMachine::LLVMTargetMachine(const Target &T, StringRef Triple,
                                      StringRef CPU, StringRef FS,
-                                     Reloc::Model RM)
+                                     Reloc::Model RM, CodeModel::Model CM)
   : TargetMachine(T, Triple, CPU, FS) {
-  CodeGenInfo = T.createMCCodeGenInfo(Triple, RM);
+  CodeGenInfo = T.createMCCodeGenInfo(Triple, RM, CM);
   AsmInfo = T.createMCAsmInfo(Triple);
 }
 
-// Set the default code model for the JIT for a generic target.
-// FIXME: Is small right here? or .is64Bit() ? Large : Small?
-void LLVMTargetMachine::setCodeModelForJIT() {
-  setCodeModel(CodeModel::Small);
-}
-
-// Set the default code model for static compilation for a generic target.
-void LLVMTargetMachine::setCodeModelForStatic() {
-  setCodeModel(CodeModel::Small);
-}
-
 bool LLVMTargetMachine::addPassesToEmitFile(PassManagerBase &PM,
                                             formatted_raw_ostream &Out,
                                             CodeGenFileType FileType,
@@ -201,8 +190,6 @@ bool LLVMTargetMachine::addPassesToEmitFile(PassManagerBase &PM,
 
   PM.add(Printer);
 
-  // Make sure the code model is set.
-  setCodeModelForStatic();
   PM.add(createGCInfoDeleter());
   return false;
 }
@@ -217,9 +204,6 @@ bool LLVMTargetMachine::addPassesToEmitMachineCode(PassManagerBase &PM,
                                                    JITCodeEmitter &JCE,
                                                    CodeGenOpt::Level OptLevel,
                                                    bool DisableVerify) {
-  // Make sure the code model is set.
-  setCodeModelForJIT();
-
   // Add common CodeGen passes.
   MCContext *Ctx = 0;
   if (addCommonCodeGenPasses(PM, OptLevel, DisableVerify, Ctx))
@@ -273,9 +257,6 @@ bool LLVMTargetMachine::addPassesToEmitMC(PassManagerBase &PM,
 
   PM.add(Printer);
 
-  // Make sure the code model is set.
-  setCodeModelForJIT();
-
   return false; // success!
 }