Author: asbirlea Date: Thu May 23 11:51:02 2019 New Revision: 361534 URL: http://llvm.org/viewvc/llvm-project?rev=361534&view=rev Log: [NewPassManager] Add tuning option: SLPVectorization [clang-change]
Summary: NewPassManager is not using CodeGenOpts values before this patch. [to be coupled with D61616] Reviewers: chandlerc Subscribers: jlebar, cfe-commits, llvm-commits Tags: #clang Differential Revision: https://reviews.llvm.org/D61617 Added: cfe/trunk/test/CodeGen/loop-vectorize.c Modified: cfe/trunk/lib/CodeGen/BackendUtil.cpp Modified: cfe/trunk/lib/CodeGen/BackendUtil.cpp URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/CodeGen/BackendUtil.cpp?rev=361534&r1=361533&r2=361534&view=diff ============================================================================== --- cfe/trunk/lib/CodeGen/BackendUtil.cpp (original) +++ cfe/trunk/lib/CodeGen/BackendUtil.cpp Thu May 23 11:51:02 2019 @@ -1050,7 +1050,14 @@ void EmitAssemblyHelper::EmitAssemblyWit CodeGenOpts.DebugInfoForProfiling); } - PassBuilder PB(TM.get(), PipelineTuningOptions(), PGOOpt); + PipelineTuningOptions PTO; + // For historical reasons, loop interleaving is set to mirror setting for loop + // unrolling. + PTO.LoopInterleaving = CodeGenOpts.UnrollLoops; + PTO.LoopVectorization = CodeGenOpts.VectorizeLoop; + PTO.SLPVectorization = CodeGenOpts.VectorizeSLP; + + PassBuilder PB(TM.get(), PTO, PGOOpt); // Attempt to load pass plugins and register their callbacks with PB. for (auto &PluginFN : CodeGenOpts.PassPlugins) { Added: cfe/trunk/test/CodeGen/loop-vectorize.c URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/test/CodeGen/loop-vectorize.c?rev=361534&view=auto ============================================================================== --- cfe/trunk/test/CodeGen/loop-vectorize.c (added) +++ cfe/trunk/test/CodeGen/loop-vectorize.c Thu May 23 11:51:02 2019 @@ -0,0 +1,25 @@ +// RUN: %clang -target x86_64 -S -c -O1 -fvectorize -emit-llvm -o - %s | FileCheck %s -check-prefix=CHECK-ENABLE-VECT +// RUN: %clang -target x86_64 -S -c -O1 -fno-vectorize -emit-llvm -o - %s | FileCheck %s -check-prefix=CHECK-DISABLE-VECT +// RUN: %clang -target x86_64 -fexperimental-new-pass-manager -S -c -O1 -fvectorize -emit-llvm -o - %s | FileCheck %s -check-prefix=CHECK-ENABLE-VECT +// RUN: %clang -target x86_64 -fexperimental-new-pass-manager -S -c -O1 -fno-vectorize -emit-llvm -o - %s | FileCheck %s -check-prefix=CHECK-DISABLE-VECT + +// CHECK-ENABLE-VECT-LABEL: @for_test() +// CHECK-ENABLE-VECT: fmul <{{[0-9]+}} x double> + +// CHECK-DISABLE-VECT-LABEL: @for_test() +// CHECK-DISABLE-VECT: fmul double +// CHECK-DISABLE-VECT-NOT: fmul <{{[0-9]+}} x double> + +#include <stdio.h> + +void for_test() { + double A[1000], B[1000]; + int L = 500; + for (int i = 0; i < L; i++) { + A[i] = i; + } + for (int i = 0; i < L; i++) { + B[i] = A[i]*5; + } + printf("%lf %lf\n", A[0], B[0]); +} _______________________________________________ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits