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if we're going to use a macro, use it maximally. no functionality change.

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llvm-svn: 59380
This commit is contained in:
Chris Lattner 2008-11-16 03:54:57 +00:00
parent 9e15bc331b
commit 0c0c68bab4
1 changed files with 8 additions and 8 deletions
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16
lib/Transforms/Scalar/InstructionCombining.cpp
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@ -4359,56 +4359,56 @@ Instruction *InstCombiner::visitOr(BinaryOperator &I) {
// (A & (C0?-1:0)) | (B & ~(C0?-1:0)) -> C0 ? A : B, and commuted variants
Value *C0 = 0;
if (match(A, m_Select(m_Value(C0), m_ConstantInt(-1), m_ConstantInt(0)))) {
if (match(A, SELECT_MATCH(C0, -1, 0))) {
Value *C1 = 0;
if (match(D, m_Not(SELECT_MATCH(C1, -1, 0))) && C1 == C0)
return SelectInst::Create(C1, C, B);
if (match(B, m_Not(SELECT_MATCH(C1, -1, 0))) && C1 == C0)
return SelectInst::Create(C1, C, D);
}
if (match(B, m_Select(m_Value(C0), m_ConstantInt(-1), m_ConstantInt(0)))) {
if (match(B, SELECT_MATCH(C0, -1, 0))) {
Value *C1 = 0;
if (match(C, m_Not(SELECT_MATCH(C1, -1, 0))) && C1 == C0)
return SelectInst::Create(C1, A, D);
if (match(A, m_Not(SELECT_MATCH(C1, -1, 0))) && C1 == C0)
return SelectInst::Create(C1, C, D);
}
if (match(C, m_Select(m_Value(C0), m_ConstantInt(-1), m_ConstantInt(0)))) {
if (match(C, SELECT_MATCH(C0, -1, 0))) {
Value *C1 = 0;
if (match(D, m_Not(SELECT_MATCH(C1, -1, 0))) && C1 == C0)
return SelectInst::Create(C1, A, B);
if (match(B, m_Not(SELECT_MATCH(C1, -1, 0))) && C1 == C0)
return SelectInst::Create(C1, A, D);
}
if (match(D, m_Select(m_Value(C0), m_ConstantInt(-1), m_ConstantInt(0)))) {
if (match(D, SELECT_MATCH(C0, -1, 0))) {
Value *C1 = 0;
if (match(C, m_Not(SELECT_MATCH(C1, -1, 0))) && C1 == C0)
return SelectInst::Create(C1, A, B);
if (match(A, m_Not(SELECT_MATCH(C1, -1, 0))) && C1 == C0)
return SelectInst::Create(C1, C, B);
}
if (match(A, m_Select(m_Value(C0), m_ConstantInt(0), m_ConstantInt(-1)))) {
if (match(A, SELECT_MATCH(C0, 0, -1))) {
Value *C1 = 0;
if (match(D, m_Not(SELECT_MATCH(C1, 0, -1))) && C1 == C0)
return SelectInst::Create(C1, B, C);
if (match(B, m_Not(SELECT_MATCH(C1, 0, -1))) && C1 == C0)
return SelectInst::Create(C1, D, C);
}
if (match(B, m_Select(m_Value(C0), m_ConstantInt(0), m_ConstantInt(-1)))) {
if (match(B, SELECT_MATCH(C0, 0, -1))) {
Value *C1 = 0;
if (match(C, m_Not(SELECT_MATCH(C1, 0, -1))) && C1 == C0)
return SelectInst::Create(C1, D, A);
if (match(A, m_Not(SELECT_MATCH(C1, 0, -1))) && C1 == C0)
return SelectInst::Create(C1, D, C);
}
if (match(C, m_Select(m_Value(C0), m_ConstantInt(0), m_ConstantInt(-1)))) {
if (match(C, SELECT_MATCH(C0, 0, -1))) {
Value *C1 = 0;
if (match(D, m_Not(SELECT_MATCH(C1, 0, -1))) && C1 == C0)
return SelectInst::Create(C1, B, A);
if (match(B, m_Not(SELECT_MATCH(C1, 0, -1))) && C1 == C0)
return SelectInst::Create(C1, D, A);
}
if (match(D, m_Select(m_Value(C0), m_ConstantInt(0), m_ConstantInt(-1)))) {
if (match(D, SELECT_MATCH(C0, 0, -1))) {
Value *C1 = 0;
if (match(C, m_Not(SELECT_MATCH(C1, 0, -1))) && C1 == C0)
return SelectInst::Create(C1, B, A);