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The long integer pseudo-regs are history. So long, we hardly knew ye.

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llvm-svn: 14364
This commit is contained in:
Brian Gaeke 2004-06-24 08:55:21 +00:00
parent 9a7eca6c51
commit 734c654e50
2 changed files with 1 additions and 31 deletions
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2
lib/Target/SparcV8/SparcV8RegisterInfo.cpp
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@ -131,7 +131,7 @@ SparcV8RegisterInfo::getRegClassForType(const Type* Ty) const {
case Type::FloatTyID: return &FPRegsInstance;
case Type::DoubleTyID: return &DFPRegsInstance;
case Type::LongTyID:
case Type::ULongTyID: return &LongRegsInstance;
case Type::ULongTyID: assert(0 && "Long values do not fit in registers!");
default: assert(0 && "Invalid type to getClass!");
case Type::BoolTyID:
case Type::SByteTyID:

30
lib/Target/SparcV8/SparcV8RegisterInfo.td
View File

@ -16,10 +16,6 @@
class Ri<bits<5> num> : Register {
field bits<5> Num = num;
}
// Rl - Slots in the integer register file for 64-bit integer values.
class Rl<bits<5> num> : Register {
field bits<5> Num = num;
}
// Rf - 32-bit floating-point registers
class Rf<bits<5> num> : Register {
field bits<5> Num = num;
@ -44,12 +40,6 @@ let Namespace = "V8" in {
def I0 : Ri<24>; def I1 : Ri<25>; def I2 : Ri<26>; def I3 : Ri<27>;
def I4 : Ri<28>; def I5 : Ri<29>; def I6 : Ri<30>; def I7 : Ri<31>;
// Aliases of the Ri registers used to hold 64-bit integer values.
def LG2 : Rl< 2>; def LG4 : Rl< 4>; def LG6 : Rl< 6>;
def LO0 : Rl< 8>; def LO2 : Rl<10>; def LO4 : Rl<12>;
def LL0 : Rl<16>; def LL2 : Rl<18>; def LL4 : Rl<20>; def LL6 : Rl<22>;
def LI0 : Rl<24>; def LI2 : Rl<26>; def LI4 : Rl<28>;
// Standard register aliases.
def SP : Ri<14>; def FP : Ri<30>;
@ -73,7 +63,6 @@ let Namespace = "V8" in {
def Y : Rs<0>;
}
// Register classes.
//
// FIXME: the register order should be defined in terms of the preferred
@ -92,9 +81,6 @@ def IntRegs : RegisterClass<i32, 8, [L0, L1, L2, L3, L4, L5, L6, L7,
}];
}
def LongRegs : RegisterClass<i64, 8, [LL0, LL2, LL4, LL6, LI0, LI2,
LI4, LG2, LG4, LG6, LO0, LO2, LO4]>;
def FPRegs : RegisterClass<f32, 4, [F0, F1, F2, F3, F4, F5, F6, F7, F8,
F9, F10, F11, F12, F13, F14, F15, F16, F17, F18, F19, F20, F21, F22,
F23, F24, F25, F26, F27, F28, F29, F30, F31]>;
@ -120,19 +106,3 @@ def : RegisterAliases<D12, [F24, F25]>;
def : RegisterAliases<D13, [F26, F27]>;
def : RegisterAliases<D14, [F28, F29]>;
def : RegisterAliases<D15, [F30, F31]>;
// Tell the register file generator that the long integer pseudo-registers
// alias the registers used for single-word integer values.
def : RegisterAliases<LL0, [L0, L1]>;
def : RegisterAliases<LL2, [L2, L3]>;
def : RegisterAliases<LL4, [L4, L5]>;
def : RegisterAliases<LL6, [L6, L7]>;
def : RegisterAliases<LI0, [I0, I1]>;
def : RegisterAliases<LI2, [I2, I3]>;
def : RegisterAliases<LI4, [I4, I5]>;
def : RegisterAliases<LG2, [G2, G3]>;
def : RegisterAliases<LG4, [G4, G5]>;
def : RegisterAliases<LG6, [G6, G7]>;
def : RegisterAliases<LO0, [O0, O1]>;
def : RegisterAliases<LO2, [O2, O3]>;
def : RegisterAliases<LO4, [O4, O5]>;