From: Eric Christopher <echristo@gmail.com>
Date: Thu, 29 Jan 2015 23:27:45 +0000 (+0000)
Subject: Get rid of a few calls through the subtarget to get the ABI
X-Git-Url: http://plrg.eecs.uci.edu/git/?a=commitdiff_plain;h=ca6d2a825c6f714ca200918859db08b40afb242b;p=oota-llvm.git

Get rid of a few calls through the subtarget to get the ABI
that's actually sitting on the target machine.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@227513 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/Target/Mips/MipsAsmPrinter.cpp b/lib/Target/Mips/MipsAsmPrinter.cpp
index 4f3729c7cb5..2ca992e9350 100644
--- a/lib/Target/Mips/MipsAsmPrinter.cpp
+++ b/lib/Target/Mips/MipsAsmPrinter.cpp
@@ -691,6 +691,7 @@ printRegisterList(const MachineInstr *MI, int opNum, raw_ostream &O) {
 
 void MipsAsmPrinter::EmitStartOfAsmFile(Module &M) {
   bool IsABICalls = Subtarget->isABICalls();
+  const MipsABIInfo &ABI = static_cast<const MipsTargetMachine &>(TM).getABI();
   if (IsABICalls) {
     getTargetStreamer().emitDirectiveAbiCalls();
     Reloc::Model RM = TM.getRelocationModel();
@@ -698,7 +699,7 @@ void MipsAsmPrinter::EmitStartOfAsmFile(Module &M) {
     //        Ideally it should test for properties of the ABI and not the ABI
     //        itself.
     //        For the moment, I'm only correcting enough to make MIPS-IV work.
-    if (RM == Reloc::Static && !Subtarget->isABI_N64())
+    if (RM == Reloc::Static && !ABI.IsN64())
       getTargetStreamer().emitDirectiveOptionPic0();
   }
 
@@ -715,7 +716,7 @@ void MipsAsmPrinter::EmitStartOfAsmFile(Module &M) {
 
   // TODO: handle O64 ABI
 
-  if (Subtarget->isABI_EABI()) {
+  if (ABI.IsEABI()) {
     if (Subtarget->isGP32bit())
       OutStreamer.SwitchSection(OutContext.getELFSection(".gcc_compiled_long32",
                                                          ELF::SHT_PROGBITS, 0));
@@ -729,17 +730,15 @@ void MipsAsmPrinter::EmitStartOfAsmFile(Module &M) {
   // We should always emit a '.module fp=...' but binutils 2.24 does not accept
   // it. We therefore emit it when it contradicts the ABI defaults (-mfpxx or
   // -mfp64) and omit it otherwise.
-  if (Subtarget->isABI_O32() && (Subtarget->isABI_FPXX() ||
-                                 Subtarget->isFP64bit()))
+  if (ABI.IsO32() && (Subtarget->isABI_FPXX() || Subtarget->isFP64bit()))
     getTargetStreamer().emitDirectiveModuleFP();
 
   // We should always emit a '.module [no]oddspreg' but binutils 2.24 does not
   // accept it. We therefore emit it when it contradicts the default or an
   // option has changed the default (i.e. FPXX) and omit it otherwise.
-  if (Subtarget->isABI_O32() && (!Subtarget->useOddSPReg() ||
-                                 Subtarget->isABI_FPXX()))
+  if (ABI.IsO32() && (!Subtarget->useOddSPReg() || Subtarget->isABI_FPXX()))
     getTargetStreamer().emitDirectiveModuleOddSPReg(Subtarget->useOddSPReg(),
-                                                    Subtarget->isABI_O32());
+                                                    ABI.IsO32());
 }
 
 void MipsAsmPrinter::emitInlineAsmStart(
diff --git a/lib/Target/Mips/MipsFastISel.cpp b/lib/Target/Mips/MipsFastISel.cpp
index edcaf5229ef..7c53095f03c 100644
--- a/lib/Target/Mips/MipsFastISel.cpp
+++ b/lib/Target/Mips/MipsFastISel.cpp
@@ -162,9 +162,10 @@ public:
         TII(*Subtarget->getInstrInfo()), TLI(*Subtarget->getTargetLowering()) {
     MFI = funcInfo.MF->getInfo<MipsFunctionInfo>();
     Context = &funcInfo.Fn->getContext();
-    TargetSupported = ((TM.getRelocationModel() == Reloc::PIC_) &&
-                       ((Subtarget->hasMips32r2() || Subtarget->hasMips32()) &&
-                        (Subtarget->isABI_O32())));
+    TargetSupported =
+        ((TM.getRelocationModel() == Reloc::PIC_) &&
+         ((Subtarget->hasMips32r2() || Subtarget->hasMips32()) &&
+          (static_cast<const MipsTargetMachine &>(TM).getABI().IsO32())));
     UnsupportedFPMode = Subtarget->isFP64bit();
   }
 
diff --git a/lib/Target/Mips/MipsSEISelDAGToDAG.cpp b/lib/Target/Mips/MipsSEISelDAGToDAG.cpp
index 0a45dc13abb..075b067ea24 100644
--- a/lib/Target/Mips/MipsSEISelDAGToDAG.cpp
+++ b/lib/Target/Mips/MipsSEISelDAGToDAG.cpp
@@ -134,13 +134,13 @@ void MipsSEDAGToDAGISel::initGlobalBaseReg(MachineFunction &MF) {
   DebugLoc DL = I != MBB.end() ? I->getDebugLoc() : DebugLoc();
   unsigned V0, V1, GlobalBaseReg = MipsFI->getGlobalBaseReg();
   const TargetRegisterClass *RC;
-
-  RC = (Subtarget->isABI_N64()) ? &Mips::GPR64RegClass : &Mips::GPR32RegClass;
+  const MipsABIInfo &ABI = static_cast<const MipsTargetMachine &>(TM).getABI();
+  RC = (ABI.IsN64()) ? &Mips::GPR64RegClass : &Mips::GPR32RegClass;
 
   V0 = RegInfo.createVirtualRegister(RC);
   V1 = RegInfo.createVirtualRegister(RC);
 
-  if (Subtarget->isABI_N64()) {
+  if (ABI.IsN64()) {
     MF.getRegInfo().addLiveIn(Mips::T9_64);
     MBB.addLiveIn(Mips::T9_64);
 
@@ -172,7 +172,7 @@ void MipsSEDAGToDAGISel::initGlobalBaseReg(MachineFunction &MF) {
   MF.getRegInfo().addLiveIn(Mips::T9);
   MBB.addLiveIn(Mips::T9);
 
-  if (Subtarget->isABI_N32()) {
+  if (ABI.IsN32()) {
     // lui $v0, %hi(%neg(%gp_rel(fname)))
     // addu $v1, $v0, $t9
     // addiu $globalbasereg, $v1, %lo(%neg(%gp_rel(fname)))
@@ -185,7 +185,7 @@ void MipsSEDAGToDAGISel::initGlobalBaseReg(MachineFunction &MF) {
     return;
   }
 
-  assert(Subtarget->isABI_O32());
+  assert(ABI.IsO32());
 
   // For O32 ABI, the following instruction sequence is emitted to initialize
   // the global base register: