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comparison gen/optimizer.cpp @ 1576:4551475bc6b6

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Kill off StripMetaData.
author Benjamin Kramer <benny.kra@gmail.com>
date Tue, 25 Aug 2009 21:35:43 +0200
parents 3adcb70700cb
children 40bd4a0d4870
comparison
equal deleted inserted replaced
1575:299a6b634178 1576:4551475bc6b6
56 static cl::opt<bool> 56 static cl::opt<bool>
57 disableGCToStack("disable-gc2stack", 57 disableGCToStack("disable-gc2stack",
58 cl::desc("Disable promotion of GC allocations to stack memory in -O<N>"), 58 cl::desc("Disable promotion of GC allocations to stack memory in -O<N>"),
59 cl::ZeroOrMore); 59 cl::ZeroOrMore);
60 60
61 // Not recommended; metadata currently triggers an assert in the backend...
62 static cl::opt<bool>
63 disableStripMetaData("disable-strip-metadata",
64 cl::desc("Disable default metadata stripping (not recommended)"),
65 cl::ZeroOrMore);
66
67 static cl::opt<opts::BoolOrDefaultAdapter, false, opts::FlagParser> 61 static cl::opt<opts::BoolOrDefaultAdapter, false, opts::FlagParser>
68 enableInlining("inlining", 62 enableInlining("inlining",
69 cl::desc("(*) Enable function inlining in -O<N>"), 63 cl::desc("(*) Enable function inlining in -O<N>"),
70 cl::ZeroOrMore); 64 cl::ZeroOrMore);
71 65
220 ////////////////////////////////////////////////////////////////////////////////////////// 214 //////////////////////////////////////////////////////////////////////////////////////////
221 // This function runs optimization passes based on command line arguments. 215 // This function runs optimization passes based on command line arguments.
222 // Returns true if any optimization passes were invoked. 216 // Returns true if any optimization passes were invoked.
223 bool ldc_optimize_module(llvm::Module* m) 217 bool ldc_optimize_module(llvm::Module* m)
224 { 218 {
225 if (!optimize()) { 219 if (!optimize())
226 #if USE_METADATA
227 if (!disableStripMetaData) {
228 // This one always needs to run if metadata is generated, because
229 // the code generator will assert if it's not used.
230 ModulePass* stripMD = createStripMetaData();
231 stripMD->runOnModule(*m);
232 delete stripMD;
233 }
234 #endif
235 return false; 220 return false;
236 }
237 221
238 PassManager pm; 222 PassManager pm;
239 223
240 if (verifyEach) pm.add(createVerifierPass()); 224 if (verifyEach) pm.add(createVerifierPass());
241 225
268 } 252 }
269 // insert -O<N> / -enable-inlining if specified at the end, 253 // insert -O<N> / -enable-inlining if specified at the end,
270 if (optimize) 254 if (optimize)
271 addPassesForOptLevel(pm); 255 addPassesForOptLevel(pm);
272 256
273 #if USE_METADATA
274 if (!disableStripMetaData) {
275 // This one is purposely not disabled by disableLangSpecificPasses
276 // because the code generator will assert if it's not used.
277 addPass(pm, createStripMetaData());
278 }
279 #endif // USE_METADATA
280
281 pm.run(*m); 257 pm.run(*m);
282 return true; 258 return true;
283 } 259 }