[PATCH] D34846: Remove Clang support for '-fvectorize-slp-aggressive' which used LLVM's basic block vectorizer. This vectorizer has had no known users for many, many years and is completely surpassed by the normal '-fvectorize-slp'-controlled SLP vectorizer in LLVM.
Chandler Carruth via Phabricator via cfe-commits
cfe-commits at lists.llvm.org
Thu Jun 29 16:41:10 PDT 2017
chandlerc updated this revision to Diff 104775.
chandlerc added a comment.
Remove the rest of the flag handling that I missed the first time grepping through...
https://reviews.llvm.org/D34846
Files:
include/clang/Driver/CC1Options.td
include/clang/Driver/Options.td
include/clang/Frontend/CodeGenOptions.def
lib/CodeGen/BackendUtil.cpp
lib/Driver/ToolChains/Clang.cpp
lib/Frontend/CompilerInvocation.cpp
test/Driver/clang_f_opts.c
Index: test/Driver/clang_f_opts.c
===================================================================
--- test/Driver/clang_f_opts.c
+++ test/Driver/clang_f_opts.c
@@ -178,13 +178,6 @@
// CHECK-SLP-VECTORIZE: "-vectorize-slp"
// CHECK-NO-SLP-VECTORIZE-NOT: "-vectorize-slp"
-// RUN: %clang -### -S -fslp-vectorize-aggressive %s 2>&1 | FileCheck -check-prefix=CHECK-SLP-VECTORIZE-AGG %s
-// RUN: %clang -### -S -fno-slp-vectorize-aggressive -fslp-vectorize-aggressive %s 2>&1 | FileCheck -check-prefix=CHECK-SLP-VECTORIZE-AGG %s
-// RUN: %clang -### -S -fno-slp-vectorize-aggressive %s 2>&1 | FileCheck -check-prefix=CHECK-NO-SLP-VECTORIZE-AGG %s
-// RUN: %clang -### -S -fslp-vectorize-aggressive -fno-slp-vectorize-aggressive %s 2>&1 | FileCheck -check-prefix=CHECK-NO-SLP-VECTORIZE-AGG %s
-// CHECK-SLP-VECTORIZE-AGG: "-vectorize-slp-aggressive"
-// CHECK-NO-SLP-VECTORIZE-AGG-NOT: "-vectorize-slp-aggressive"
-
// RUN: %clang -### -S -fextended-identifiers %s 2>&1 | FileCheck -check-prefix=CHECK-EXTENDED-IDENTIFIERS %s
// RUN: not %clang -### -S -fno-extended-identifiers %s 2>&1 | FileCheck -check-prefix=CHECK-NO-EXTENDED-IDENTIFIERS %s
// CHECK-EXTENDED-IDENTIFIERS: "-cc1"
Index: lib/Frontend/CompilerInvocation.cpp
===================================================================
--- lib/Frontend/CompilerInvocation.cpp
+++ lib/Frontend/CompilerInvocation.cpp
@@ -672,7 +672,6 @@
Opts.MSVolatile = Args.hasArg(OPT_fms_volatile);
- Opts.VectorizeBB = Args.hasArg(OPT_vectorize_slp_aggressive);
Opts.VectorizeLoop = Args.hasArg(OPT_vectorize_loops);
Opts.VectorizeSLP = Args.hasArg(OPT_vectorize_slp);
Index: lib/Driver/ToolChains/Clang.cpp
===================================================================
--- lib/Driver/ToolChains/Clang.cpp
+++ lib/Driver/ToolChains/Clang.cpp
@@ -4156,11 +4156,6 @@
options::OPT_fno_slp_vectorize, EnableSLPVec))
CmdArgs.push_back("-vectorize-slp");
- // -fno-slp-vectorize-aggressive is default.
- if (Args.hasFlag(options::OPT_fslp_vectorize_aggressive,
- options::OPT_fno_slp_vectorize_aggressive, false))
- CmdArgs.push_back("-vectorize-slp-aggressive");
-
if (Arg *A = Args.getLastArg(options::OPT_fshow_overloads_EQ))
A->render(Args, CmdArgs);
Index: lib/CodeGen/BackendUtil.cpp
===================================================================
--- lib/CodeGen/BackendUtil.cpp
+++ lib/CodeGen/BackendUtil.cpp
@@ -492,7 +492,6 @@
PMBuilder.OptLevel = CodeGenOpts.OptimizationLevel;
PMBuilder.SizeLevel = CodeGenOpts.OptimizeSize;
- PMBuilder.BBVectorize = CodeGenOpts.VectorizeBB;
PMBuilder.SLPVectorize = CodeGenOpts.VectorizeSLP;
PMBuilder.LoopVectorize = CodeGenOpts.VectorizeLoop;
Index: include/clang/Frontend/CodeGenOptions.def
===================================================================
--- include/clang/Frontend/CodeGenOptions.def
+++ include/clang/Frontend/CodeGenOptions.def
@@ -179,7 +179,6 @@
CODEGENOPT(NoUseJumpTables , 1, 0) ///< Set when -fno-jump-tables is enabled.
CODEGENOPT(UnsafeFPMath , 1, 0) ///< Allow unsafe floating point optzns.
CODEGENOPT(UnwindTables , 1, 0) ///< Emit unwind tables.
-CODEGENOPT(VectorizeBB , 1, 0) ///< Run basic block vectorizer.
CODEGENOPT(VectorizeLoop , 1, 0) ///< Run loop vectorizer.
CODEGENOPT(VectorizeSLP , 1, 0) ///< Run SLP vectorizer.
Index: include/clang/Driver/Options.td
===================================================================
--- include/clang/Driver/Options.td
+++ include/clang/Driver/Options.td
@@ -1405,9 +1405,6 @@
def fslp_vectorize : Flag<["-"], "fslp-vectorize">, Group<f_Group>,
HelpText<"Enable the superword-level parallelism vectorization passes">;
def fno_slp_vectorize : Flag<["-"], "fno-slp-vectorize">, Group<f_Group>;
-def fslp_vectorize_aggressive : Flag<["-"], "fslp-vectorize-aggressive">, Group<f_Group>,
- HelpText<"Enable the BB vectorization passes">;
-def fno_slp_vectorize_aggressive : Flag<["-"], "fno-slp-vectorize-aggressive">, Group<f_Group>;
def : Flag<["-"], "ftree-slp-vectorize">, Alias<fslp_vectorize>;
def : Flag<["-"], "fno-tree-slp-vectorize">, Alias<fno_slp_vectorize>;
def Wlarge_by_value_copy_def : Flag<["-"], "Wlarge-by-value-copy">,
Index: include/clang/Driver/CC1Options.td
===================================================================
--- include/clang/Driver/CC1Options.td
+++ include/clang/Driver/CC1Options.td
@@ -268,8 +268,6 @@
HelpText<"Run the Loop vectorization passes">;
def vectorize_slp : Flag<["-"], "vectorize-slp">,
HelpText<"Run the SLP vectorization passes">;
-def vectorize_slp_aggressive : Flag<["-"], "vectorize-slp-aggressive">,
- HelpText<"Run the BB vectorization passes">;
def dependent_lib : Joined<["--"], "dependent-lib=">,
HelpText<"Add dependent library">;
def linker_option : Joined<["--"], "linker-option=">,
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