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LowerTypeTests: Deduplicate code. NFC.

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llvm-svn: 319390
This commit is contained in:
Peter Collingbourne 2017-11-30 00:27:08 +00:00
parent 2183142a40
commit 82d9236fa4
1 changed files with 17 additions and 30 deletions
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47
lib/Transforms/IPO/LowerTypeTests.cpp
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@ -1480,38 +1480,25 @@ void LowerTypeTestsModule::buildBitSetsFromDisjointSet(
for (auto &&MemSet : TypeMembers)
GLB.addFragment(MemSet);
// Build the bitsets from this disjoint set.
if (Globals.empty() || isa<GlobalVariable>(Globals[0]->getGlobal())) {
// Build a vector of global variables with the computed layout.
std::vector<GlobalTypeMember *> OrderedGVs(Globals.size());
auto OGI = OrderedGVs.begin();
for (auto &&F : GLB.Fragments) {
for (auto &&Offset : F) {
auto GV = dyn_cast<GlobalVariable>(Globals[Offset]->getGlobal());
if (!GV)
report_fatal_error("Type identifier may not contain both global "
"variables and functions");
*OGI++ = Globals[Offset];
}
// Build a vector of globals with the computed layout.
bool IsGlobalSet =
Globals.empty() || isa<GlobalVariable>(Globals[0]->getGlobal());
std::vector<GlobalTypeMember *> OrderedGTMs(Globals.size());
auto OGTMI = OrderedGTMs.begin();
for (auto &&F : GLB.Fragments) {
for (auto &&Offset : F) {
if (IsGlobalSet != isa<GlobalVariable>(Globals[Offset]->getGlobal()))
report_fatal_error("Type identifier may not contain both global "
"variables and functions");
*OGTMI++ = Globals[Offset];
}
buildBitSetsFromGlobalVariables(TypeIds, OrderedGVs);
} else {
// Build a vector of functions with the computed layout.
std::vector<GlobalTypeMember *> OrderedFns(Globals.size());
auto OFI = OrderedFns.begin();
for (auto &&F : GLB.Fragments) {
for (auto &&Offset : F) {
auto Fn = dyn_cast<Function>(Globals[Offset]->getGlobal());
if (!Fn)
report_fatal_error("Type identifier may not contain both global "
"variables and functions");
*OFI++ = Globals[Offset];
}
}
buildBitSetsFromFunctions(TypeIds, OrderedFns);
}
// Build the bitsets from this disjoint set.
if (IsGlobalSet)
buildBitSetsFromGlobalVariables(TypeIds, OrderedGTMs);
else
buildBitSetsFromFunctions(TypeIds, OrderedGTMs);
}
/// Lower all type tests in this module.