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Mark R2 as available for allocation on Darwin/PPC32, but not AIX/PPC64

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@15673 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Misha Brukman 2004-08-12 00:10:01 +00:00
parent 1d3527edbf
commit ef9468cfe5
1 changed files with 6 additions and 3 deletions
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9
lib/Target/PowerPC/PPCRegisterInfo.td
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@ -77,13 +77,16 @@ def TBU : SPR<5>;
// then nonvolatiles in reverse order since stmw/lmw save from rN to r31
def GPRC :
RegisterClass<i32, 4,
[R3, R4, R5, R6, R7, R8, R9, R10, R11, R12,
[R2, R3, R4, R5, R6, R7, R8, R9, R10, R11, R12,
R31, R30, R29, R28, R27, R26, R25, R24, R23, R22, R21, R20, R19, R18, R17,
R16, R15, R14, R13, R0, R2, R1, LR]>
R16, R15, R14, R13, R0, R1, LR]>
{
let Methods = [{
iterator allocation_order_begin(MachineFunction &MF) const {
return begin() + (AIX ? 1 : 0);
}
iterator allocation_order_end(MachineFunction &MF) const {
return end() - (AIX ? 4 : 3);
return end() - 3;
}
}];
}