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Add INSTANTIATE_AG_PASS, which combines RegisterPass<> with RegisterAnalysisGroup<> for pass registration. 

llvm-svn: 109058
This commit is contained in:
Owen Anderson 2010-07-21 23:07:00 +00:00
parent 965a73a28c
commit ac4a1ede17
12 changed files with 50 additions and 62 deletions
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43
llvm/docs/WritingAnLLVMPass.html
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@ -1247,7 +1247,7 @@ between passes</a> still apply.</p>
<p>Although <a href="#registration">Pass Registration</a> is optional for normal
passes, all analysis group implementations must be registered, and must use the
<A href="#registerag"><tt>RegisterAnalysisGroup</tt></a> template to join the
<A href="#registerag"><tt>INITIALIZE_AG_PASS</tt></a> template to join the
implementation pool. Also, a default implementation of the interface
<b>must</b> be registered with <A
href="#registerag"><tt>RegisterAnalysisGroup</tt></a>.</p>
@ -1283,8 +1283,10 @@ hypothetical example) instead.</p>
<div class="doc_text">
<p>The <tt>RegisterAnalysisGroup</tt> template is used to register the analysis
group itself as well as add pass implementations to the analysis group. First,
an analysis should be registered, with a human readable name provided for it.
group itself, while the <tt>INITIALIZE_AG_PASS</tt> is used to add pass
implementations to the analysis group. First,
an analysis group should be registered, with a human readable name
provided for it.
Unlike registration of passes, there is no command line argument to be specified
for the Analysis Group Interface itself, because it is "abstract":</p>
@ -1297,35 +1299,36 @@ implementations of the interface by using the following code:</p>
<div class="doc_code"><pre>
<b>namespace</b> {
//<i> Analysis Group implementations <b>must</b> be registered normally...</i>
RegisterPass&lt;FancyAA&gt;
B("<i>somefancyaa</i>", "<i>A more complex alias analysis implementation</i>");
//<i> Declare that we implement the AliasAnalysis interface</i>
RegisterAnalysisGroup&lt;<a href="http://llvm.org/doxygen/classllvm_1_1AliasAnalysis.html">AliasAnalysis</a>&gt; C(B);
INITIALIZE_AG_PASS(FancyAA, <a href="http://llvm.org/doxygen/classllvm_1_1AliasAnalysis.html">AliasAnalysis</a>, "<i>somefancyaa</i>",
"<i>A more complex alias analysis implementation</i>",
false, // <i>Is CFG Only?</i>
true, // <i>Is Analysis?</i>
false, // <i>Is default Analysis Group implementation?</i>
);
}
</pre></div>
<p>This just shows a class <tt>FancyAA</tt> that is registered normally, then
uses the <tt>RegisterAnalysisGroup</tt> template to "join" the <tt><a
href="http://llvm.org/doxygen/classllvm_1_1AliasAnalysis.html">AliasAnalysis</a></tt>
<p>This just shows a class <tt>FancyAA</tt> that
uses the <tt>INITIALIZE_AG_PASS</tt> macro both to register and
to "join" the <tt><a href="http://llvm.org/doxygen/classllvm_1_1AliasAnalysis.html">AliasAnalysis</a></tt>
analysis group. Every implementation of an analysis group should join using
this template. A single pass may join multiple different analysis groups with
no problem.</p>
this macro.</p>
<div class="doc_code"><pre>
<b>namespace</b> {
//<i> Analysis Group implementations <b>must</b> be registered normally...</i>
RegisterPass&lt;<a href="http://llvm.org/doxygen/structBasicAliasAnalysis.html">BasicAliasAnalysis</a>&gt;
D("<i>basicaa</i>", "<i>Basic Alias Analysis (default AA impl)</i>");
//<i> Declare that we implement the AliasAnalysis interface</i>
RegisterAnalysisGroup&lt;<a href="http://llvm.org/doxygen/classllvm_1_1AliasAnalysis.html">AliasAnalysis</a>, <b>true</b>&gt; E(D);
INITIALIZE_AG_PASS(BasicAA, <a href="http://llvm.org/doxygen/classllvm_1_1AliasAnalysis.html">AliasAnalysis</a>, "<i>basicaa</i>",
"<i>Basic Alias Analysis (default AA impl)</i>",
false, // <i>Is CFG Only?</i>
true, // <i>Is Analysis?</i>
true, // <i>Is default Analysis Group implementation?</i>
);
}
</pre></div>
<p>Here we show how the default implementation is specified (using the extra
argument to the <tt>RegisterAnalysisGroup</tt> template). There must be exactly
<p>Here we show how the default implementation is specified (using the final
argument to the <tt>INITIALIZE_AG_PASS</tt> template). There must be exactly
one default implementation available at all times for an Analysis Group to be
used. Only default implementation can derive from <tt>ImmutablePass</tt>.
Here we declare that the

4
llvm/include/llvm/PassSupport.h
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@ -209,7 +209,9 @@ struct RegisterAnalysisGroup : public RegisterAGBase {
}
};
#define INITIALIZE_AG_PASS(passName, agName, arg, name, cfg, analysis, def) \
static RegisterPass<passName> passName ## _info(arg, name, cfg, analysis); \
static RegisterAnalysisGroup<agName, def> passName ## _ag(passName ## _info)
//===---------------------------------------------------------------------------
/// PassRegistrationListener class - This class is meant to be derived from by

5
llvm/lib/Analysis/AliasAnalysisCounter.cpp
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@ -111,9 +111,8 @@ namespace {
}
char AliasAnalysisCounter::ID = 0;
static RegisterPass<AliasAnalysisCounter>
X("count-aa", "Count Alias Analysis Query Responses", false, true);
static RegisterAnalysisGroup<AliasAnalysis> Y(X);
INITIALIZE_AG_PASS(AliasAnalysisCounter, AliasAnalysis, "count-aa",
"Count Alias Analysis Query Responses", false, true, false);
ModulePass *llvm::createAliasAnalysisCounterPass() {
return new AliasAnalysisCounter();

5
llvm/lib/Analysis/AliasDebugger.cpp
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@ -126,9 +126,8 @@ namespace {
}
char AliasDebugger::ID = 0;
static RegisterPass<AliasDebugger>
X("debug-aa", "AA use debugger", false, true);
static RegisterAnalysisGroup<AliasAnalysis> Y(X);
INITIALIZE_AG_PASS(AliasDebugger, AliasAnalysis, "debug-aa",
"AA use debugger", false, true, false);
Pass *llvm::createAliasDebugger() { return new AliasDebugger(); }

16
llvm/lib/Analysis/BasicAliasAnalysis.cpp
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@ -182,11 +182,9 @@ namespace {
// Register this pass...
char NoAA::ID = 0;
static RegisterPass<NoAA>
U("no-aa", "No Alias Analysis (always returns 'may' alias)", true, true);
// Declare that we implement the AliasAnalysis interface
static RegisterAnalysisGroup<AliasAnalysis> V(U);
INITIALIZE_AG_PASS(NoAA, AliasAnalysis, "no-aa",
"No Alias Analysis (always returns 'may' alias)",
true, true, false);
ImmutablePass *llvm::createNoAAPass() { return new NoAA(); }
@ -275,11 +273,9 @@ namespace {
// Register this pass...
char BasicAliasAnalysis::ID = 0;
static RegisterPass<BasicAliasAnalysis>
X("basicaa", "Basic Alias Analysis (default AA impl)", false, true);
// Declare that we implement the AliasAnalysis interface
static RegisterAnalysisGroup<AliasAnalysis, true> Y(X);
INITIALIZE_AG_PASS(BasicAliasAnalysis, AliasAnalysis, "basicaa",
"Basic Alias Analysis (default AA impl)",
false, true, true);
ImmutablePass *llvm::createBasicAliasAnalysisPass() {
return new BasicAliasAnalysis();

5
llvm/lib/Analysis/CFGPrinter.cpp
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@ -62,9 +62,8 @@ namespace {
}
char CFGOnlyViewer::ID = 0;
static RegisterPass<CFGOnlyViewer>
V1("view-cfg-only",
"View CFG of function (with no function bodies)", false, true);
INITIALIZE_PASS(CFGOnlyViewer, "view-cfg-only",
"View CFG of function (with no function bodies)", false, true);
namespace {
struct CFGPrinter : public FunctionPass {

5
llvm/lib/Analysis/IPA/CallGraph.cpp
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@ -172,9 +172,8 @@ private:
} //End anonymous namespace
static RegisterAnalysisGroup<CallGraph> X("Call Graph");
static RegisterPass<BasicCallGraph>
Y("basiccg", "Basic CallGraph Construction", false, true);
static RegisterAnalysisGroup<CallGraph, true> Z(Y);
INITIALIZE_AG_PASS(BasicCallGraph, CallGraph, "basiccg",
"Basic CallGraph Construction", false, true, true);
char CallGraph::ID = 0;
char BasicCallGraph::ID = 0;

4
llvm/lib/Analysis/IPA/FindUsedTypes.cpp
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@ -23,8 +23,8 @@
using namespace llvm;
char FindUsedTypes::ID = 0;
static RegisterPass<FindUsedTypes>
X("print-used-types", "Find Used Types", false, true);
INITIALIZE_PASS(FindUsedTypes, "print-used-types",
"Find Used Types", false, true);
// IncorporateType - Incorporate one type and all of its subtypes into the
// collection of used types.

7
llvm/lib/Analysis/LibCallAliasAnalysis.cpp
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@ -20,11 +20,8 @@ using namespace llvm;
// Register this pass...
char LibCallAliasAnalysis::ID = 0;
static RegisterPass<LibCallAliasAnalysis>
X("libcall-aa", "LibCall Alias Analysis", false, true);
// Declare that we implement the AliasAnalysis interface
static RegisterAnalysisGroup<AliasAnalysis> Y(X);
INITIALIZE_AG_PASS(LibCallAliasAnalysis, AliasAnalysis, "libcall-aa",
"LibCall Alias Analysis", false, true, false);
FunctionPass *llvm::createLibCallAliasAnalysisPass(LibCallInfo *LCI) {
return new LibCallAliasAnalysis(LCI);

4
llvm/lib/Analysis/PostDominators.cpp
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@ -53,8 +53,8 @@ FunctionPass* llvm::createPostDomTree() {
// PostDominanceFrontier Implementation
//===----------------------------------------------------------------------===//
static RegisterPass<PostDominanceFrontier>
H("postdomfrontier", "Post-Dominance Frontier Construction", true, true);
INITIALIZE_PASS(PostDominanceFrontier, "postdomfrontier",
"Post-Dominance Frontier Construction", true, true);
const DominanceFrontier::DomSetType &
PostDominanceFrontier::calculate(const PostDominatorTree &DT,

7
llvm/lib/Analysis/ProfileInfo.cpp
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@ -1096,10 +1096,7 @@ namespace {
char NoProfileInfo::ID = 0;
// Register this pass...
static RegisterPass<NoProfileInfo>
X("no-profile", "No Profile Information", false, true);
// Declare that we implement the ProfileInfo interface
static RegisterAnalysisGroup<ProfileInfo, true> Y(X);
INITIALIZE_AG_PASS(NoProfileInfo, ProfileInfo, "no-profile",
"No Profile Information", false, true, true);
ImmutablePass *llvm::createNoProfileInfoPass() { return new NoProfileInfo(); }

7
llvm/lib/Analysis/ScalarEvolutionAliasAnalysis.cpp
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@ -58,11 +58,8 @@ namespace {
// Register this pass...
char ScalarEvolutionAliasAnalysis::ID = 0;
static RegisterPass<ScalarEvolutionAliasAnalysis>
X("scev-aa", "ScalarEvolution-based Alias Analysis", false, true);
// Declare that we implement the AliasAnalysis interface
static RegisterAnalysisGroup<AliasAnalysis> Y(X);
INITIALIZE_AG_PASS(ScalarEvolutionAliasAnalysis, AliasAnalysis, "scev-aa",
"ScalarEvolution-based Alias Analysis", false, true, false);
FunctionPass *llvm::createScalarEvolutionAliasAnalysisPass() {
return new ScalarEvolutionAliasAnalysis();