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authorReed Kotler <rkotler@mips.com>2013-02-16 09:47:57 +0000
committerReed Kotler <rkotler@mips.com>2013-02-16 09:47:57 +0000
commit6a0da011e42e553d497fce2059f43401e854b99d (patch)
treead03e0bc7470b81eeb1f06abf87ac2b8e3078201 /lib/Target/Mips/Mips16InstrInfo.cpp
parent6d3a278aabb0007e75a6c36c904538950e4b0093 (diff)
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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
Diffstat (limited to 'lib/Target/Mips/Mips16InstrInfo.cpp')
-rw-r--r--lib/Target/Mips/Mips16InstrInfo.cpp14
1 files changed, 6 insertions, 8 deletions
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) {