From 6a0da011e42e553d497fce2059f43401e854b99d Mon Sep 17 00:00:00 2001
From: Reed Kotler <rkotler@mips.com>
Date: Sat, 16 Feb 2013 09:47:57 +0000
Subject: Use a different scheme to chose 16/32 variants. This scheme is more
 consistent with how BuildMI works. No new tests needed. All should work the
 same as before.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@175342 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/Target/Mips/Mips16InstrInfo.cpp | 14 ++++++--------
 1 file changed, 6 insertions(+), 8 deletions(-)

(limited to 'lib/Target/Mips/Mips16InstrInfo.cpp')

diff --git a/lib/Target/Mips/Mips16InstrInfo.cpp b/lib/Target/Mips/Mips16InstrInfo.cpp
index 5a91519fd8..19e00df996 100644
--- a/lib/Target/Mips/Mips16InstrInfo.cpp
+++ b/lib/Target/Mips/Mips16InstrInfo.cpp
@@ -184,7 +184,7 @@ void Mips16InstrInfo::makeFrame(unsigned SP, int64_t FrameSize,
       int64_t Remainder = FrameSize - Base;
       BuildMI(MBB, I, DL, get(Mips::SaveRaF16)). addImm(Base);
       if (isInt<16>(-Remainder))
-        BuildAddiuSpImm(MBB, I, DL, -Remainder);
+        BuildMI(MBB, I, DL, AddiuSpImm(-Remainder)).addImm(-Remainder);
       else
         adjustStackPtrBig(SP, -Remainder, MBB, I, Mips::V0, Mips::V1);
     }
@@ -225,7 +225,7 @@ void Mips16InstrInfo::restoreFrame(unsigned SP, int64_t FrameSize,
                        // returns largest possible n bit unsigned integer
       int64_t Remainder = FrameSize - Base;
       if (isInt<16>(Remainder))
-        BuildAddiuSpImm(MBB, I, DL, Remainder);
+        BuildMI(MBB, I, DL,  AddiuSpImm(Remainder)).addImm(Remainder);
       else
         adjustStackPtrBig(SP, Remainder, MBB, I, Mips::A0, Mips::A1);
       BuildMI(MBB, I, DL, get(Mips::RestoreRaF16)). addImm(Base);
@@ -299,7 +299,7 @@ void Mips16InstrInfo::adjustStackPtr(unsigned SP, int64_t Amount,
                                      MachineBasicBlock::iterator I) const {
   DebugLoc DL = I != MBB.end() ? I->getDebugLoc() : DebugLoc();
   if (isInt<16>(Amount))  // need to change to addiu sp, ....and isInt<16>
-    BuildAddiuSpImm(MBB, I, DL, Amount);
+    BuildMI(MBB, I, DL, AddiuSpImm(Amount)).addImm(Amount);
   else
     adjustStackPtrBigUnrestricted(SP, Amount, MBB, I);
 }
@@ -400,13 +400,11 @@ void Mips16InstrInfo::ExpandRetRA16(MachineBasicBlock &MBB,
   BuildMI(MBB, I, I->getDebugLoc(), get(Opc));
 }
 
-void Mips16InstrInfo::BuildAddiuSpImm(
-  MachineBasicBlock &MBB,
-  MachineBasicBlock::iterator II, DebugLoc DL, int64_t Imm) const {
+const MCInstrDesc &Mips16InstrInfo::AddiuSpImm(int64_t Imm) const {
   if (validSpImm8(Imm))
-    BuildMI(MBB, II, DL, get(Mips::AddiuSpImm16)).addImm(Imm);
+    return get(Mips::AddiuSpImm16);
   else
-    BuildMI(MBB, II, DL, get(Mips::AddiuSpImmX16)).addImm(Imm);
+    return get(Mips::AddiuSpImmX16);
 }
 
 const MipsInstrInfo *llvm::createMips16InstrInfo(MipsTargetMachine &TM) {
-- 
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