diff options
Diffstat (limited to 'lib/Target/Sparc/SparcTargetMachine.cpp')
-rw-r--r-- | lib/Target/Sparc/SparcTargetMachine.cpp | 37 |
1 files changed, 30 insertions, 7 deletions
diff --git a/lib/Target/Sparc/SparcTargetMachine.cpp b/lib/Target/Sparc/SparcTargetMachine.cpp index 489bb69..1c423dc 100644 --- a/lib/Target/Sparc/SparcTargetMachine.cpp +++ b/lib/Target/Sparc/SparcTargetMachine.cpp @@ -14,7 +14,7 @@ #include "SparcTargetObjectFile.h" #include "Sparc.h" #include "llvm/CodeGen/Passes.h" -#include "llvm/PassManager.h" +#include "llvm/IR/LegacyPassManager.h" #include "llvm/Support/TargetRegistry.h" using namespace llvm; @@ -24,6 +24,32 @@ extern "C" void LLVMInitializeSparcTarget() { RegisterTargetMachine<SparcV9TargetMachine> Y(TheSparcV9Target); } +static std::string computeDataLayout(bool is64Bit) { + // Sparc is big endian. + std::string Ret = "E-m:e"; + + // Some ABIs have 32bit pointers. + if (!is64Bit) + Ret += "-p:32:32"; + + // Alignments for 64 bit integers. + Ret += "-i64:64"; + + // On SparcV9 128 floats are aligned to 128 bits, on others only to 64. + // On SparcV9 registers can hold 64 or 32 bits, on others only 32. + if (is64Bit) + Ret += "-n32:64"; + else + Ret += "-f128:64-n32"; + + if (is64Bit) + Ret += "-S128"; + else + Ret += "-S64"; + + return Ret; +} + /// SparcTargetMachine ctor - Create an ILP32 architecture model /// SparcTargetMachine::SparcTargetMachine(const Target &T, StringRef TT, @@ -34,6 +60,7 @@ SparcTargetMachine::SparcTargetMachine(const Target &T, StringRef TT, bool is64bit) : LLVMTargetMachine(T, TT, CPU, FS, Options, RM, CM, OL), TLOF(make_unique<SparcELFTargetObjectFile>()), + DL(computeDataLayout(is64bit)), Subtarget(TT, CPU, FS, *this, is64bit) { initAsmInfo(); } @@ -53,7 +80,7 @@ public: void addIRPasses() override; bool addInstSelector() override; - bool addPreEmitPass() override; + void addPreEmitPass() override; }; } // namespace @@ -72,12 +99,8 @@ bool SparcPassConfig::addInstSelector() { return false; } -/// addPreEmitPass - This pass may be implemented by targets that want to run -/// passes immediately before machine code is emitted. This should return -/// true if -print-machineinstrs should print out the code after the passes. -bool SparcPassConfig::addPreEmitPass(){ +void SparcPassConfig::addPreEmitPass(){ addPass(createSparcDelaySlotFillerPass(getSparcTargetMachine())); - return true; } void SparcV8TargetMachine::anchor() { } |