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Enable multi-threading in the pass manager by default. 

--

PiperOrigin-RevId: 245458081
This commit is contained in:
River Riddle 2019-04-26 11:38:50 -07:00 committed by Mehdi Amini
parent 24d0f60d31
commit 40ab8e0fb3
3 changed files with 17 additions and 17 deletions
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16
mlir/lib/Pass/Pass.cpp
View File

@ -32,10 +32,10 @@
using namespace mlir;
using namespace mlir::detail;
static llvm::cl::opt<bool> enableThreads(
"experimental-mt-pm",
llvm::cl::desc("Enable experimental multithreading in the pass manager"),
llvm::cl::init(false));
static llvm::cl::opt<bool>
disableThreads("disable-pass-threading",
llvm::cl::desc("Disable multithreading in the pass manager"),
llvm::cl::init(false));
//===----------------------------------------------------------------------===//
// Pass
@ -430,13 +430,13 @@ void PassManager::addPass(FunctionPassBase *pass) {
detail::FunctionPassExecutor *fpe;
if (nestedExecutorStack.empty()) {
/// Create an executor adaptor for this pass.
if (enableThreads && llvm::llvm_is_multithreaded()) {
// If multi-threading is enabled, then create an asynchronous adaptor.
auto *adaptor = new ModuleToFunctionPassAdaptorParallel();
if (disableThreads || !llvm::llvm_is_multithreaded()) {
// If multi-threading is disabled, then create a synchronous adaptor.
auto *adaptor = new ModuleToFunctionPassAdaptor();
addPass(adaptor);
fpe = &adaptor->getFunctionExecutor();
} else {
auto *adaptor = new ModuleToFunctionPassAdaptor();
auto *adaptor = new ModuleToFunctionPassAdaptorParallel();
addPass(adaptor);
fpe = &adaptor->getFunctionExecutor();
}

10
mlir/test/Pass/ir-printing.mlir
View File

@ -1,8 +1,8 @@
// RUN: mlir-opt %s -cse -canonicalize -print-ir-before=cse -o /dev/null 2>&1 | FileCheck -check-prefix=BEFORE %s
// RUN: mlir-opt %s -cse -canonicalize -print-ir-before-all -o /dev/null 2>&1 | FileCheck -check-prefix=BEFORE_ALL %s
// RUN: mlir-opt %s -cse -canonicalize -print-ir-after=cse -o /dev/null 2>&1 | FileCheck -check-prefix=AFTER %s
// RUN: mlir-opt %s -cse -canonicalize -print-ir-after-all -o /dev/null 2>&1 | FileCheck -check-prefix=AFTER_ALL %s
// RUN: mlir-opt %s -cse -canonicalize -print-ir-before=cse -print-ir-module-scope -o /dev/null 2>&1 | FileCheck -check-prefix=BEFORE_MODULE %s
// RUN: mlir-opt %s -disable-pass-threading=true -cse -canonicalize -print-ir-before=cse -o /dev/null 2>&1 | FileCheck -check-prefix=BEFORE %s
// RUN: mlir-opt %s -disable-pass-threading=true -cse -canonicalize -print-ir-before-all -o /dev/null 2>&1 | FileCheck -check-prefix=BEFORE_ALL %s
// RUN: mlir-opt %s -disable-pass-threading=true -cse -canonicalize -print-ir-after=cse -o /dev/null 2>&1 | FileCheck -check-prefix=AFTER %s
// RUN: mlir-opt %s -disable-pass-threading=true -cse -canonicalize -print-ir-after-all -o /dev/null 2>&1 | FileCheck -check-prefix=AFTER_ALL %s
// RUN: mlir-opt %s -disable-pass-threading=true -cse -canonicalize -print-ir-before=cse -print-ir-module-scope -o /dev/null 2>&1 | FileCheck -check-prefix=BEFORE_MODULE %s
func @foo() {
return

8
mlir/test/Pass/pass-timing.mlir
View File

@ -1,7 +1,7 @@
// RUN: mlir-opt %s -verify-each=true -cse -canonicalize -cse -pass-timing -pass-timing-display=list 2>&1 | FileCheck -check-prefix=LIST %s
// RUN: mlir-opt %s -verify-each=true -cse -canonicalize -cse -pass-timing -pass-timing-display=pipeline 2>&1 | FileCheck -check-prefix=PIPELINE %s
// RUN: mlir-opt %s -experimental-mt-pm=true -verify-each=true -cse -canonicalize -cse -pass-timing -pass-timing-display=list 2>&1 | FileCheck -check-prefix=MT_LIST %s
// RUN: mlir-opt %s -experimental-mt-pm=true -verify-each=true -cse -canonicalize -cse -pass-timing -pass-timing-display=pipeline 2>&1 | FileCheck -check-prefix=MT_PIPELINE %s
// RUN: mlir-opt %s -disable-pass-threading=true -verify-each=true -cse -canonicalize -cse -pass-timing -pass-timing-display=list 2>&1 | FileCheck -check-prefix=LIST %s
// RUN: mlir-opt %s -disable-pass-threading=true -verify-each=true -cse -canonicalize -cse -pass-timing -pass-timing-display=pipeline 2>&1 | FileCheck -check-prefix=PIPELINE %s
// RUN: mlir-opt %s -disable-pass-threading=false -verify-each=true -cse -canonicalize -cse -pass-timing -pass-timing-display=list 2>&1 | FileCheck -check-prefix=MT_LIST %s
// RUN: mlir-opt %s -disable-pass-threading=false -verify-each=true -cse -canonicalize -cse -pass-timing -pass-timing-display=pipeline 2>&1 | FileCheck -check-prefix=MT_PIPELINE %s
// LIST: Pass execution timing report
// LIST: Total Execution Time: