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authorEric Christopher <echristo@apple.com>2009-12-21 08:15:29 +0000
committerEric Christopher <echristo@apple.com>2009-12-21 08:15:29 +0000
commit7669c97ba622ae8752f620bc1b47e385cb264b7a (patch)
tree98c618eee7accef11106c3d0a8cff15a5ad14265 /lib/CodeGen/LLVMTargetMachine.cpp
parent0427ac1ce35a4eb1c4e38b9c1b36e4f06116420e (diff)
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Fix setting and default setting of code model for jit. Do this
by allowing backends to override routines that will default the JIT and Static code generation to an appropriate code model for the architecture. Should fix PR 5773. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@91824 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/LLVMTargetMachine.cpp')
-rw-r--r--lib/CodeGen/LLVMTargetMachine.cpp26
1 files changed, 26 insertions, 0 deletions
diff --git a/lib/CodeGen/LLVMTargetMachine.cpp b/lib/CodeGen/LLVMTargetMachine.cpp
index 297dd31..d5fd051 100644
--- a/lib/CodeGen/LLVMTargetMachine.cpp
+++ b/lib/CodeGen/LLVMTargetMachine.cpp
@@ -83,7 +83,18 @@ LLVMTargetMachine::LLVMTargetMachine(const Target &T,
AsmInfo = T.createAsmInfo(TargetTriple);
}
+// 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);
+}
FileModel::Model
LLVMTargetMachine::addPassesToEmitFile(PassManagerBase &PM,
@@ -130,6 +141,9 @@ bool LLVMTargetMachine::addAssemblyEmitter(PassManagerBase &PM,
bool LLVMTargetMachine::addPassesToEmitFileFinish(PassManagerBase &PM,
MachineCodeEmitter *MCE,
CodeGenOpt::Level OptLevel) {
+ // Make sure the code model is set.
+ setCodeModelForStatic();
+
if (MCE)
addSimpleCodeEmitter(PM, OptLevel, *MCE);
if (PrintEmittedAsm)
@@ -146,6 +160,9 @@ bool LLVMTargetMachine::addPassesToEmitFileFinish(PassManagerBase &PM,
bool LLVMTargetMachine::addPassesToEmitFileFinish(PassManagerBase &PM,
JITCodeEmitter *JCE,
CodeGenOpt::Level OptLevel) {
+ // Make sure the code model is set.
+ setCodeModelForJIT();
+
if (JCE)
addSimpleCodeEmitter(PM, OptLevel, *JCE);
if (PrintEmittedAsm)
@@ -162,6 +179,9 @@ bool LLVMTargetMachine::addPassesToEmitFileFinish(PassManagerBase &PM,
bool LLVMTargetMachine::addPassesToEmitFileFinish(PassManagerBase &PM,
ObjectCodeEmitter *OCE,
CodeGenOpt::Level OptLevel) {
+ // Make sure the code model is set.
+ setCodeModelForStatic();
+
if (OCE)
addSimpleCodeEmitter(PM, OptLevel, *OCE);
if (PrintEmittedAsm)
@@ -181,6 +201,9 @@ bool LLVMTargetMachine::addPassesToEmitFileFinish(PassManagerBase &PM,
bool LLVMTargetMachine::addPassesToEmitMachineCode(PassManagerBase &PM,
MachineCodeEmitter &MCE,
CodeGenOpt::Level OptLevel) {
+ // Make sure the code model is set.
+ setCodeModelForJIT();
+
// Add common CodeGen passes.
if (addCommonCodeGenPasses(PM, OptLevel))
return true;
@@ -203,6 +226,9 @@ bool LLVMTargetMachine::addPassesToEmitMachineCode(PassManagerBase &PM,
bool LLVMTargetMachine::addPassesToEmitMachineCode(PassManagerBase &PM,
JITCodeEmitter &JCE,
CodeGenOpt::Level OptLevel) {
+ // Make sure the code model is set.
+ setCodeModelForJIT();
+
// Add common CodeGen passes.
if (addCommonCodeGenPasses(PM, OptLevel))
return true;