mirror of
https://github.com/RPCS3/llvm-mirror.git
synced 2024-10-19 19:12:56 +02:00
Remove some dead code now that the dag combiner exists.
llvm-svn: 23754
This commit is contained in:
parent
4893eb3b04
commit
0eeb198d81
@ -2428,21 +2428,6 @@ unsigned ISel::SelectExpr(SDOperand N) {
|
||||
return Result;
|
||||
}
|
||||
case ISD::TRUNCATE:
|
||||
// Fold TRUNCATE (LOAD P) into a smaller load from P.
|
||||
// FIXME: This should be performed by the DAGCombiner.
|
||||
if (isFoldableLoad(N.getOperand(0), SDOperand())) {
|
||||
switch (N.getValueType()) {
|
||||
default: assert(0 && "Unknown truncate!");
|
||||
case MVT::i1:
|
||||
case MVT::i8: Opc = X86::MOV8rm; break;
|
||||
case MVT::i16: Opc = X86::MOV16rm; break;
|
||||
}
|
||||
X86AddressMode AM;
|
||||
EmitFoldedLoad(N.getOperand(0), AM);
|
||||
addFullAddress(BuildMI(BB, Opc, 4, Result), AM);
|
||||
return Result;
|
||||
}
|
||||
|
||||
// Handle cast of LARGER int to SMALLER int using a move to EAX followed by
|
||||
// a move out of AX or AL.
|
||||
switch (N.getOperand(0).getValueType()) {
|
||||
|
Loading…
Reference in New Issue
Block a user