[clang] 545c687 - [gcov] Unify driver and CC1 option names for -ftest-coverage & -fprofile-arcs

Fangrui Song via cfe-commits cfe-commits at lists.llvm.org
Mon Oct 19 22:19:06 PDT 2020


Author: Fangrui Song
Date: 2020-10-19T22:19:00-07:00
New Revision: 545c687c4b06b403915b92f422ddad737a6357b9

URL: https://github.com/llvm/llvm-project/commit/545c687c4b06b403915b92f422ddad737a6357b9
DIFF: https://github.com/llvm/llvm-project/commit/545c687c4b06b403915b92f422ddad737a6357b9.diff

LOG: [gcov] Unify driver and CC1 option names for -ftest-coverage & -fprofile-arcs

No need to use -femit-coverage-notes and -femit-coverage-data.

Added: 
    

Modified: 
    clang/include/clang/Driver/Options.td
    clang/lib/Driver/ToolChains/Clang.cpp
    clang/lib/Frontend/CompilerInvocation.cpp
    clang/test/CodeGen/code-coverage-tsan.c
    clang/test/CodeGen/code-coverage.c
    clang/test/Driver/coverage.c
    clang/test/Driver/cuda-no-pgo-or-coverage.cu

Removed: 
    


################################################################################
diff  --git a/clang/include/clang/Driver/Options.td b/clang/include/clang/Driver/Options.td
index 12e0b2a9c302..f0664e15f88c 100644
--- a/clang/include/clang/Driver/Options.td
+++ b/clang/include/clang/Driver/Options.td
@@ -1794,7 +1794,7 @@ def fpass_plugin_EQ : Joined<["-"], "fpass-plugin=">,
   HelpText<"Load pass plugin from a dynamic shared object file (only with new pass manager).">;
 defm preserve_as_comments : OptOutFFlag<"preserve-as-comments", "",
   "Do not preserve comments in inline assembly">;
-def fprofile_arcs : Flag<["-"], "fprofile-arcs">, Group<f_Group>, Flags<[LinkOption]>;
+def fprofile_arcs : Flag<["-"], "fprofile-arcs">, Group<f_Group>, Flags<[CC1Option,LinkOption]>;
 def fno_profile_arcs : Flag<["-"], "fno-profile-arcs">, Group<f_Group>;
 def framework : Separate<["-"], "framework">, Flags<[LinkerInput]>;
 def frandom_seed_EQ : Joined<["-"], "frandom-seed=">, Group<clang_ignored_f_Group>;
@@ -1899,7 +1899,7 @@ def foptimization_record_passes_EQ : Joined<["-"], "foptimization-record-passes=
   HelpText<"Only include passes which match a specified regular expression in the generated optimization record (by default, include all passes)">,
   MetaVarName<"<regex>">;
 
-def ftest_coverage : Flag<["-"], "ftest-coverage">, Group<f_Group>;
+def ftest_coverage : Flag<["-"], "ftest-coverage">, Flags<[CC1Option]>, Group<f_Group>;
 def fno_test_coverage : Flag<["-"], "fno-test-coverage">, Group<f_Group>;
 def fvectorize : Flag<["-"], "fvectorize">, Group<f_Group>,
   HelpText<"Enable the loop vectorization passes">;
@@ -3791,10 +3791,6 @@ def fdump_vtable_layouts : Flag<["-"], "fdump-vtable-layouts">,
   HelpText<"Dump the layouts of all vtables that will be emitted in a translation unit">;
 def fmerge_functions : Flag<["-"], "fmerge-functions">,
   HelpText<"Permit merging of identical functions when optimizing.">;
-def femit_coverage_notes : Flag<["-"], "femit-coverage-notes">,
-  HelpText<"Emit a gcov coverage notes file when compiling.">;
-def femit_coverage_data: Flag<["-"], "femit-coverage-data">,
-  HelpText<"Instrument the program to emit gcov coverage data when run.">;
 def coverage_data_file : Separate<["-"], "coverage-data-file">,
   HelpText<"Emit coverage data to this filename.">;
 def coverage_data_file_EQ : Joined<["-"], "coverage-data-file=">,

diff  --git a/clang/lib/Driver/ToolChains/Clang.cpp b/clang/lib/Driver/ToolChains/Clang.cpp
index 927dc1c9cf83..934b02c698b7 100644
--- a/clang/lib/Driver/ToolChains/Clang.cpp
+++ b/clang/lib/Driver/ToolChains/Clang.cpp
@@ -831,9 +831,9 @@ static void addPGOAndCoverageFlags(const ToolChain &TC, Compilation &C,
                       Args.hasArg(options::OPT_coverage);
   bool EmitCovData = TC.needsGCovInstrumentation(Args);
   if (EmitCovNotes)
-    CmdArgs.push_back("-femit-coverage-notes");
+    CmdArgs.push_back("-ftest-coverage");
   if (EmitCovData)
-    CmdArgs.push_back("-femit-coverage-data");
+    CmdArgs.push_back("-fprofile-arcs");
 
   if (Args.hasFlag(options::OPT_fcoverage_mapping,
                    options::OPT_fno_coverage_mapping, false)) {

diff  --git a/clang/lib/Frontend/CompilerInvocation.cpp b/clang/lib/Frontend/CompilerInvocation.cpp
index 80f2d435d4fa..c3b5edca9497 100644
--- a/clang/lib/Frontend/CompilerInvocation.cpp
+++ b/clang/lib/Frontend/CompilerInvocation.cpp
@@ -1052,8 +1052,8 @@ static bool ParseCodeGenArgs(CodeGenOptions &Opts, ArgList &Args, InputKind IK,
   Opts.ControlFlowGuardNoChecks = Args.hasArg(OPT_cfguard_no_checks);
   Opts.ControlFlowGuard = Args.hasArg(OPT_cfguard);
 
-  Opts.EmitGcovArcs = Args.hasArg(OPT_femit_coverage_data);
-  Opts.EmitGcovNotes = Args.hasArg(OPT_femit_coverage_notes);
+  Opts.EmitGcovNotes = Args.hasArg(OPT_ftest_coverage);
+  Opts.EmitGcovArcs = Args.hasArg(OPT_fprofile_arcs);
   if (Opts.EmitGcovArcs || Opts.EmitGcovNotes) {
     Opts.CoverageDataFile =
         std::string(Args.getLastArgValue(OPT_coverage_data_file));

diff  --git a/clang/test/CodeGen/code-coverage-tsan.c b/clang/test/CodeGen/code-coverage-tsan.c
index 47eabaa375e5..baaf1049dc7d 100644
--- a/clang/test/CodeGen/code-coverage-tsan.c
+++ b/clang/test/CodeGen/code-coverage-tsan.c
@@ -1,6 +1,6 @@
 /// -fprofile-update=atomic (implied by -fsanitize=thread) requires the
 /// (potentially concurrent) counter updates to be atomic.
-// RUN: %clang_cc1 %s -triple x86_64 -emit-llvm -fprofile-update=atomic -femit-coverage-notes -femit-coverage-data \
+// RUN: %clang_cc1 %s -triple x86_64 -emit-llvm -fprofile-update=atomic -ftest-coverage -fprofile-arcs \
 // RUN:   -coverage-notes-file /dev/null -coverage-data-file /dev/null -o - | FileCheck %s
 
 // CHECK-LABEL: void @foo()

diff  --git a/clang/test/CodeGen/code-coverage.c b/clang/test/CodeGen/code-coverage.c
index 39c4556b9ff4..200f3650b752 100644
--- a/clang/test/CodeGen/code-coverage.c
+++ b/clang/test/CodeGen/code-coverage.c
@@ -2,17 +2,17 @@
 /// 3.4 redesigns the format and changed .da to .gcda
 /// 4.7 enables cfg_checksum.
 /// 4.8 (default, compatible with gcov 7) emits the exit block the second.
-// RUN: %clang_cc1 -emit-llvm -disable-red-zone -femit-coverage-data -coverage-version='304*' %s -o - | \
+// RUN: %clang_cc1 -emit-llvm -disable-red-zone -fprofile-arcs -coverage-version='304*' %s -o - | \
 // RUN:   FileCheck --check-prefixes=CHECK,304 %s
-// RUN: %clang_cc1 -emit-llvm -disable-red-zone -femit-coverage-data -coverage-version='407*' %s -o - | \
+// RUN: %clang_cc1 -emit-llvm -disable-red-zone -fprofile-arcs -coverage-version='407*' %s -o - | \
 // RUN:   FileCheck --check-prefixes=CHECK,407 %s
-// RUN: %clang_cc1 -emit-llvm -disable-red-zone -femit-coverage-data %s -o - | \
+// RUN: %clang_cc1 -emit-llvm -disable-red-zone -fprofile-arcs %s -o - | \
 // RUN:   FileCheck --check-prefixes=CHECK,408 %s
 
-// RUN: %clang_cc1 -emit-llvm -disable-red-zone -femit-coverage-data -coverage-notes-file=aaa.gcno -coverage-data-file=bbb.gcda -debug-info-kind=limited -dwarf-version=4 %s -o - | FileCheck %s --check-prefix GCOV_FILE_INFO
+// RUN: %clang_cc1 -emit-llvm -disable-red-zone -fprofile-arcs -coverage-notes-file=aaa.gcno -coverage-data-file=bbb.gcda -debug-info-kind=limited -dwarf-version=4 %s -o - | FileCheck %s --check-prefix GCOV_FILE_INFO
 
-// RUN: %clang_cc1 -emit-llvm-bc -o /dev/null -fexperimental-new-pass-manager -fdebug-pass-manager -femit-coverage-data %s 2>&1 | FileCheck --check-prefix=NEWPM %s
-// RUN: %clang_cc1 -emit-llvm-bc -o /dev/null -fexperimental-new-pass-manager -fdebug-pass-manager -femit-coverage-data -O3 %s 2>&1 | FileCheck --check-prefix=NEWPM-O3 %s
+// RUN: %clang_cc1 -emit-llvm-bc -o /dev/null -fexperimental-new-pass-manager -fdebug-pass-manager -fprofile-arcs %s 2>&1 | FileCheck --check-prefix=NEWPM %s
+// RUN: %clang_cc1 -emit-llvm-bc -o /dev/null -fexperimental-new-pass-manager -fdebug-pass-manager -fprofile-arcs -O3 %s 2>&1 | FileCheck --check-prefix=NEWPM-O3 %s
 
 // NEWPM-NOT: Running pass
 // NEWPM: Running pass: GCOVProfilerPass

diff  --git a/clang/test/Driver/coverage.c b/clang/test/Driver/coverage.c
index f8f493715581..b1a0456e7152 100644
--- a/clang/test/Driver/coverage.c
+++ b/clang/test/Driver/coverage.c
@@ -1,16 +1,16 @@
 // RUN: %clang -### -S -ftest-coverage %s 2>&1 | FileCheck --check-prefix=TEST-COVERAGE %s
 // RUN: %clang -### -S -ftest-coverage -fno-test-coverage %s 2>&1 | FileCheck --check-prefix=NO-TEST-COVERAGE %s
 
-// TEST-COVERAGE: "-femit-coverage-notes"
+// TEST-COVERAGE: "-ftest-coverage"
 // TEST-COVERAGE: "-coverage-notes-file" "{{.*}}{{/|\\\\}}coverage.gcno"
 // NO-TEST-COVERAGE-NOT: "-coverage-notes-file"
 
 // RUN: %clang -### -S -fprofile-arcs %s 2>&1 | FileCheck --check-prefix=PROFILE-ARCS %s
 // RUN: %clang -### -S -fprofile-arcs -fno-profile-arcs %s 2>&1 | FileCheck --check-prefix=NO-PROFILE-ARCS %s
 
-// PROFILE-ARCS: "-femit-coverage-data"
+// PROFILE-ARCS: "-fprofile-arcs"
 // PROFILE-ARCS: "-coverage-notes-file" "{{.*}}{{/|\\\\}}coverage.c"
-// NO-PROFILE-ARCS-NOT: "-femit-coverage-data"
+// NO-PROFILE-ARCS-NOT: "-ftest-coverage"
 
 // RUN: %clang -### -S -fprofile-arcs %s -o /foo/bar.o 2>&1 | FileCheck --check-prefix=GCNO-LOCATION %s
 // RUN: %clang_cl -### /c --coverage /Fo/foo/bar.obj -- %s 2>&1 | FileCheck --check-prefix=GCNO-LOCATION %s

diff  --git a/clang/test/Driver/cuda-no-pgo-or-coverage.cu b/clang/test/Driver/cuda-no-pgo-or-coverage.cu
index 952838a98d9d..0c98d587c00c 100644
--- a/clang/test/Driver/cuda-no-pgo-or-coverage.cu
+++ b/clang/test/Driver/cuda-no-pgo-or-coverage.cu
@@ -5,23 +5,23 @@
 //
 // XRUN: %clang -### -target x86_64-linux-gnu -c --cuda-gpu-arch=sm_20 \
 // XRUN:   -fprofile-generate %s 2>&1 | \
-// XRUN: FileCheck --check-prefixes=CHECK,PROF %s
+// XRUN:   FileCheck --check-prefixes=CHECK,PROF %s
 //
 // RUN: %clang -### -target x86_64-linux-gnu -c --cuda-gpu-arch=sm_20 \
 // RUN:   -fprofile-instr-generate %s 2>&1 | \
-// RUN: FileCheck -allow-deprecated-dag-overlap --check-prefixes=CHECK,PROF %s
+// RUN:   FileCheck --check-prefixes=CHECK,PROF %s
 //
 // RUN: %clang -### -target x86_64-linux-gnu -c --cuda-gpu-arch=sm_20 \
 // RUN:   -coverage %s 2>&1 | \
-// RUN: FileCheck -allow-deprecated-dag-overlap --check-prefixes=CHECK,GCOV %s
+// RUN:   FileCheck --check-prefixes=CHECK,GCOV %s
 //
 // RUN: %clang -### -target x86_64-linux-gnu -c --cuda-gpu-arch=sm_20 \
 // RUN:   -ftest-coverage %s 2>&1 | \
-// RUN: FileCheck -allow-deprecated-dag-overlap --check-prefixes=CHECK,GCOV %s
+// RUN:   FileCheck --check-prefixes=CHECK,GCOV %s
 //
 // RUN: %clang -### -target x86_64-linux-gnu -c --cuda-gpu-arch=sm_20   \
 // RUN:   -fprofile-instr-generate -fcoverage-mapping %s 2>&1 | \
-// RUN: FileCheck -allow-deprecated-dag-overlap --check-prefixes=CHECK,PROF,GCOV %s
+// RUN:   FileCheck --check-prefixes=CHECK,PROF %s
 //
 //
 // CHECK-NOT: error: unsupported option '-fprofile
@@ -30,5 +30,5 @@
 // CHECK-NOT: "-f{{[^"]*coverage.*}}"
 // CHECK-NOT: "-fprofile{{[^"]*}}"
 // CHECK: "-triple" "x86_64-unknown-linux-gnu"
-// PROF-DAG: "-fprofile{{.*}}"
-// GCOV-DAG: "-f{{(coverage|emit-coverage).*}}"
+// PROF:      "-fprofile{{.*}}"
+// GCOV:      "-ftest-coverage"


        


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