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rotate CallInst operands, i.e. move callee to the back

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of the operand array

the motivation for this patch are laid out in my mail to llvm-commits:
more efficient access to operands and callee, faster callgraph-construction,
smaller compiler binary


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@101364 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Gabor Greif
2010-04-15 10:49:53 +00:00
parent e6987587d6
commit 165dac08d1
43 changed files with 578 additions and 587 deletions
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6
lib/Transforms/Scalar/GVN.cpp
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@@ -271,7 +271,7 @@ Expression ValueTable::create_expression(CallInst* C) {
e.function = C->getCalledFunction();
e.opcode = Expression::CALL;
for (CallInst::op_iterator I = C->op_begin()+1, E = C->op_end();
for (CallInst::op_iterator I = C->op_begin(), E = C->op_end() - 1;
I != E; ++I)
e.varargs.push_back(lookup_or_add(*I));
@@ -452,7 +452,7 @@ uint32_t ValueTable::lookup_or_add_call(CallInst* C) {
return nextValueNumber++;
}
for (unsigned i = 1; i < C->getNumOperands(); ++i) {
for (unsigned i = 0, e = C->getNumOperands() - 1; i < e; ++i) {
uint32_t c_vn = lookup_or_add(C->getOperand(i));
uint32_t cd_vn = lookup_or_add(local_cdep->getOperand(i));
if (c_vn != cd_vn) {
@@ -508,7 +508,7 @@ uint32_t ValueTable::lookup_or_add_call(CallInst* C) {
valueNumbering[C] = nextValueNumber;
return nextValueNumber++;
}
for (unsigned i = 1; i < C->getNumOperands(); ++i) {
for (unsigned i = 0, e = C->getNumOperands() - 1; i < e; ++i) {
uint32_t c_vn = lookup_or_add(C->getOperand(i));
uint32_t cd_vn = lookup_or_add(cdep->getOperand(i));
if (c_vn != cd_vn) {