add support for branch on ordered/unordered.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@24067 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2005-10-28 20:32:44 +00:00
parent dda73c12e9
commit 6df2507121
2 changed files with 21 additions and 0 deletions

View File

@ -489,6 +489,15 @@ static unsigned getBCCForSetCC(ISD::CondCode CC) {
case ISD::SETGT: return PPC::BGT;
case ISD::SETUGE:
case ISD::SETGE: return PPC::BGE;
case ISD::SETO: return PPC::BUN;
case ISD::SETUO: return PPC::BNU;
case ISD::SETOEQ:
case ISD::SETOGT:
case ISD::SETOGE:
case ISD::SETOLT:
case ISD::SETOLE:
case ISD::SETONE: assert(0 && "Unknown condition!"); abort();
}
return 0;
}
@ -509,6 +518,14 @@ static unsigned getCRIdxForSetCC(ISD::CondCode CC, bool& Inv) {
case ISD::SETLE: Inv = true; return 1;
case ISD::SETEQ: Inv = false; return 2;
case ISD::SETNE: Inv = true; return 2;
case ISD::SETO: Inv = true; return 3;
case ISD::SETUO: Inv = false; return 3;
case ISD::SETOEQ:
case ISD::SETOGT:
case ISD::SETOGE:
case ISD::SETOLT:
case ISD::SETOLE:
case ISD::SETONE: assert(0 && "Unknown condition!"); abort();
}
return 0;
}

View File

@ -204,6 +204,10 @@ let isBranch = 1, isTerminator = 1 in {
"bgt $crS, $block", BrB>;
def BNE : BForm<16, 0, 0, 4, 2, (ops CRRC:$crS, target:$block),
"bne $crS, $block", BrB>;
def BUN : BForm<16, 0, 0, 12, 3, (ops CRRC:$crS, target:$block),
"bun $crS, $block", BrB>;
def BNU : BForm<16, 0, 0, 4, 3, (ops CRRC:$crS, target:$block),
"bnu $crS, $block", BrB>;
}
let isCall = 1,