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Use array_lengthof to compute the number of iterations of a loop.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@143991 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Akira Hatanaka
2011-11-07 19:03:40 +00:00
parent 7784046012
commit c4d6fd569d
1 changed files with 6 additions and 6 deletions
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12
lib/Target/Mips/MipsRegisterInfo.cpp
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@@ -191,23 +191,23 @@ BitVector MipsRegisterInfo::
getReservedRegs(const MachineFunction &MF) const { getReservedRegs(const MachineFunction &MF) const {
static const unsigned ReservedCPURegs[] = { static const unsigned ReservedCPURegs[] = {
Mips::ZERO, Mips::AT, Mips::K0, Mips::K1, Mips::ZERO, Mips::AT, Mips::K0, Mips::K1,
Mips::GP, Mips::SP, Mips::FP, Mips::RA, 0 Mips::GP, Mips::SP, Mips::FP, Mips::RA
}; };
static const unsigned ReservedCPU64Regs[] = { static const unsigned ReservedCPU64Regs[] = {
Mips::ZERO_64, Mips::AT_64, Mips::K0_64, Mips::K1_64, Mips::ZERO_64, Mips::AT_64, Mips::K0_64, Mips::K1_64,
Mips::GP_64, Mips::SP_64, Mips::FP_64, Mips::RA_64, 0 Mips::GP_64, Mips::SP_64, Mips::FP_64, Mips::RA_64
}; };
BitVector Reserved(getNumRegs()); BitVector Reserved(getNumRegs());
typedef TargetRegisterClass::iterator RegIter; typedef TargetRegisterClass::iterator RegIter;
for (const unsigned *Reg = ReservedCPURegs; *Reg; ++Reg) for (unsigned I = 0; I < array_lengthof(ReservedCPURegs); ++I)
Reserved.set(*Reg); Reserved.set(ReservedCPURegs[I]);
if (Subtarget.hasMips64()) { if (Subtarget.hasMips64()) {
for (const unsigned *Reg = ReservedCPU64Regs; *Reg; ++Reg) for (unsigned I = 0; I < array_lengthof(ReservedCPU64Regs); ++I)
Reserved.set(*Reg); Reserved.set(ReservedCPU64Regs[I]);
// Reserve all registers in AFGR64. // Reserve all registers in AFGR64.
for (RegIter Reg = Mips::AFGR64RegisterClass->begin(); for (RegIter Reg = Mips::AFGR64RegisterClass->begin();