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PGO: refactor such that there can be IR-based and frontend-based PGO.

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This commit is contained in:
Johan Engelen 2017-12-28 14:11:33 +01:00
parent 07b7abefa4
commit 3ec79179b4
13 changed files with 94 additions and 49 deletions
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6
gen/optimizer.cpp
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@ -14,6 +14,7 @@
#include "gen/logger.h"
#include "gen/passes/Passes.h"
#include "driver/cl_options.h"
#include "driver/cl_options_instrumentation.h"
#include "driver/cl_options_sanitizers.h"
#include "driver/targetmachine.h"
#include "llvm/LinkAllPasses.h"
@ -207,8 +208,7 @@ static void addSanitizerCoveragePass(const PassManagerBuilder &Builder,
// Adds PGO instrumentation generation and use passes.
static void addPGOPasses(legacy::PassManagerBase &mpm, unsigned optLevel) {
if (global.params.genInstrProf) {
// We are generating PGO instrumented code.
if (opts::isInstrumentingForASTBasedPGO()) {
InstrProfOptions options;
options.NoRedZone = global.params.disableRedZone;
if (global.params.datafileInstrProf)
@ -218,7 +218,7 @@ static void addPGOPasses(legacy::PassManagerBase &mpm, unsigned optLevel) {
#else
mpm.add(createInstrProfilingPass(options));
#endif
} else if (global.params.datafileInstrProf) {
} else if (opts::isUsingASTBasedPGOProfile()) {
// We are generating code with PGO profile information available.
#if LDC_LLVM_VER >= 500
// Do indirect call promotion from -O1