[MIPS GlobalISel] Adding GlobalISel
Add GlobalISel infrastructure up to the point where we can select a ret
void.
Patch by Petar Avramovic.
Differential Revision: https://reviews.llvm.org/D43583
llvm-svn: 325888
diff --git a/llvm/lib/Target/Mips/MipsTargetMachine.cpp b/llvm/lib/Target/Mips/MipsTargetMachine.cpp
index fb79a4b..a66aae6 100644
--- a/llvm/lib/Target/Mips/MipsTargetMachine.cpp
+++ b/llvm/lib/Target/Mips/MipsTargetMachine.cpp
@@ -23,6 +23,10 @@
#include "llvm/ADT/STLExtras.h"
#include "llvm/ADT/StringRef.h"
#include "llvm/Analysis/TargetTransformInfo.h"
+#include "llvm/CodeGen/GlobalISel/IRTranslator.h"
+#include "llvm/CodeGen/GlobalISel/Legalizer.h"
+#include "llvm/CodeGen/GlobalISel/RegBankSelect.h"
+#include "llvm/CodeGen/GlobalISel/InstructionSelect.h"
#include "llvm/CodeGen/BasicTTIImpl.h"
#include "llvm/CodeGen/MachineFunction.h"
#include "llvm/CodeGen/Passes.h"
@@ -46,6 +50,9 @@
RegisterTargetMachine<MipselTargetMachine> Y(getTheMipselTarget());
RegisterTargetMachine<MipsebTargetMachine> A(getTheMips64Target());
RegisterTargetMachine<MipselTargetMachine> B(getTheMips64elTarget());
+
+ PassRegistry *PR = PassRegistry::getPassRegistry();
+ initializeGlobalISel(*PR);
}
static std::string computeDataLayout(const Triple &TT, StringRef CPU,
@@ -230,6 +237,10 @@
bool addInstSelector() override;
void addPreEmitPass() override;
void addPreRegAlloc() override;
+ bool addIRTranslator() override;
+ bool addLegalizeMachineIR() override;
+ bool addRegBankSelect() override;
+ bool addGlobalInstructionSelect() override;
};
} // end anonymous namespace
@@ -285,3 +296,23 @@
addPass(createMipsHazardSchedule());
addPass(createMipsConstantIslandPass());
}
+
+bool MipsPassConfig::addIRTranslator() {
+ addPass(new IRTranslator());
+ return false;
+}
+
+bool MipsPassConfig::addLegalizeMachineIR() {
+ addPass(new Legalizer());
+ return false;
+}
+
+bool MipsPassConfig::addRegBankSelect() {
+ addPass(new RegBankSelect());
+ return false;
+}
+
+bool MipsPassConfig::addGlobalInstructionSelect() {
+ addPass(new InstructionSelect());
+ return false;
+}