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Remove the unused DisableLegalizeTypes option and related code.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@90668 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Dan Gohman 2009-12-05 17:51:33 +00:00
parent 740266269b
commit 714efc63d4
3 changed files with 48 additions and 53 deletions
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2
include/llvm/CodeGen/SelectionDAG.h
View File

@ -220,7 +220,7 @@ public:
///
/// Note that this is an involved process that may invalidate pointers into
/// the graph.
void Legalize(bool TypesNeedLegalizing, CodeGenOpt::Level OptLevel);
void Legalize(CodeGenOpt::Level OptLevel);
/// LegalizeVectors - This transforms the SelectionDAG into a SelectionDAG
/// that only uses vector math operations supported by the target. This is

3
lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
View File

@ -3059,8 +3059,7 @@ void SelectionDAGLegalize::PromoteNode(SDNode *Node,
// SelectionDAG::Legalize - This is the entry point for the file.
//
void SelectionDAG::Legalize(bool TypesNeedLegalizing,
CodeGenOpt::Level OptLevel) {
void SelectionDAG::Legalize(CodeGenOpt::Level OptLevel) {
/// run - This is the main entry point to this class.
///
SelectionDAGLegalize(*this, OptLevel).LegalizeDAG();

96
lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
View File

@ -59,8 +59,6 @@
#include <algorithm>
using namespace llvm;
static cl::opt<bool>
DisableLegalizeTypes("disable-legalize-types", cl::Hidden);
static cl::opt<bool>
EnableFastISelVerbose("fast-isel-verbose", cl::Hidden,
cl::desc("Enable verbose messages in the \"fast\" "
@ -529,75 +527,73 @@ void SelectionDAGISel::CodeGenAndEmitDAG() {
// Second step, hack on the DAG until it only uses operations and types that
// the target supports.
if (!DisableLegalizeTypes) {
if (ViewLegalizeTypesDAGs) CurDAG->viewGraph("legalize-types input for " +
BlockName);
if (ViewLegalizeTypesDAGs) CurDAG->viewGraph("legalize-types input for " +
BlockName);
bool Changed;
bool Changed;
if (TimePassesIsEnabled) {
NamedRegionTimer T("Type Legalization", GroupName);
Changed = CurDAG->LegalizeTypes();
} else {
Changed = CurDAG->LegalizeTypes();
}
DEBUG(errs() << "Type-legalized selection DAG:\n");
DEBUG(CurDAG->dump());
if (Changed) {
if (ViewDAGCombineLT)
CurDAG->viewGraph("dag-combine-lt input for " + BlockName);
// Run the DAG combiner in post-type-legalize mode.
if (TimePassesIsEnabled) {
NamedRegionTimer T("Type Legalization", GroupName);
Changed = CurDAG->LegalizeTypes();
NamedRegionTimer T("DAG Combining after legalize types", GroupName);
CurDAG->Combine(NoIllegalTypes, *AA, OptLevel);
} else {
Changed = CurDAG->LegalizeTypes();
CurDAG->Combine(NoIllegalTypes, *AA, OptLevel);
}
DEBUG(errs() << "Type-legalized selection DAG:\n");
DEBUG(errs() << "Optimized type-legalized selection DAG:\n");
DEBUG(CurDAG->dump());
}
if (Changed) {
if (ViewDAGCombineLT)
CurDAG->viewGraph("dag-combine-lt input for " + BlockName);
// Run the DAG combiner in post-type-legalize mode.
if (TimePassesIsEnabled) {
NamedRegionTimer T("DAG Combining after legalize types", GroupName);
CurDAG->Combine(NoIllegalTypes, *AA, OptLevel);
} else {
CurDAG->Combine(NoIllegalTypes, *AA, OptLevel);
}
DEBUG(errs() << "Optimized type-legalized selection DAG:\n");
DEBUG(CurDAG->dump());
}
if (TimePassesIsEnabled) {
NamedRegionTimer T("Vector Legalization", GroupName);
Changed = CurDAG->LegalizeVectors();
} else {
Changed = CurDAG->LegalizeVectors();
}
if (Changed) {
if (TimePassesIsEnabled) {
NamedRegionTimer T("Vector Legalization", GroupName);
Changed = CurDAG->LegalizeVectors();
NamedRegionTimer T("Type Legalization 2", GroupName);
Changed = CurDAG->LegalizeTypes();
} else {
Changed = CurDAG->LegalizeVectors();
Changed = CurDAG->LegalizeTypes();
}
if (Changed) {
if (TimePassesIsEnabled) {
NamedRegionTimer T("Type Legalization 2", GroupName);
Changed = CurDAG->LegalizeTypes();
} else {
Changed = CurDAG->LegalizeTypes();
}
if (ViewDAGCombineLT)
CurDAG->viewGraph("dag-combine-lv input for " + BlockName);
if (ViewDAGCombineLT)
CurDAG->viewGraph("dag-combine-lv input for " + BlockName);
// Run the DAG combiner in post-type-legalize mode.
if (TimePassesIsEnabled) {
NamedRegionTimer T("DAG Combining after legalize vectors", GroupName);
CurDAG->Combine(NoIllegalOperations, *AA, OptLevel);
} else {
CurDAG->Combine(NoIllegalOperations, *AA, OptLevel);
}
DEBUG(errs() << "Optimized vector-legalized selection DAG:\n");
DEBUG(CurDAG->dump());
// Run the DAG combiner in post-type-legalize mode.
if (TimePassesIsEnabled) {
NamedRegionTimer T("DAG Combining after legalize vectors", GroupName);
CurDAG->Combine(NoIllegalOperations, *AA, OptLevel);
} else {
CurDAG->Combine(NoIllegalOperations, *AA, OptLevel);
}
DEBUG(errs() << "Optimized vector-legalized selection DAG:\n");
DEBUG(CurDAG->dump());
}
if (ViewLegalizeDAGs) CurDAG->viewGraph("legalize input for " + BlockName);
if (TimePassesIsEnabled) {
NamedRegionTimer T("DAG Legalization", GroupName);
CurDAG->Legalize(DisableLegalizeTypes, OptLevel);
CurDAG->Legalize(OptLevel);
} else {
CurDAG->Legalize(DisableLegalizeTypes, OptLevel);
CurDAG->Legalize(OptLevel);
}
DEBUG(errs() << "Legalized selection DAG:\n");