aboutsummaryrefslogtreecommitdiff
path: root/lib/Frontend/CompilerInvocation.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'lib/Frontend/CompilerInvocation.cpp')
-rw-r--r--lib/Frontend/CompilerInvocation.cpp59
1 files changed, 42 insertions, 17 deletions
diff --git a/lib/Frontend/CompilerInvocation.cpp b/lib/Frontend/CompilerInvocation.cpp
index 3c5954a696..42ea96f0f2 100644
--- a/lib/Frontend/CompilerInvocation.cpp
+++ b/lib/Frontend/CompilerInvocation.cpp
@@ -29,6 +29,7 @@
#include "llvm/Support/ErrorHandling.h"
#include "llvm/Support/Host.h"
#include "llvm/Support/Path.h"
+#include "llvm/Support/system_error.h"
using namespace clang;
//===----------------------------------------------------------------------===//
@@ -68,6 +69,9 @@ static unsigned getOptimizationLevel(ArgList &Args, InputKind IK,
if (A->getOption().matches(options::OPT_O0))
return 0;
+ if (A->getOption().matches(options::OPT_Ofast))
+ return 3;
+
assert (A->getOption().matches(options::OPT_O));
StringRef S(A->getValue());
@@ -80,8 +84,7 @@ static unsigned getOptimizationLevel(ArgList &Args, InputKind IK,
return DefaultOpt;
}
-static unsigned getOptimizationLevelSize(ArgList &Args, InputKind IK,
- DiagnosticsEngine &Diags) {
+static unsigned getOptimizationLevelSize(ArgList &Args) {
if (Arg *A = Args.getLastArg(options::OPT_O_Group)) {
if (A->getOption().matches(options::OPT_O)) {
switch (A->getValue()[0]) {
@@ -281,6 +284,7 @@ static bool ParseMigratorArgs(MigratorOptions &Opts, ArgList &Args) {
static void ParseCommentArgs(CommentOptions &Opts, ArgList &Args) {
Opts.BlockCommandNames = Args.getAllArgValues(OPT_fcomment_block_commands);
+ Opts.ParseAllComments = Args.hasArg(OPT_fparse_all_comments);
}
static bool ParseCodeGenArgs(CodeGenOptions &Opts, ArgList &Args, InputKind IK,
@@ -317,23 +321,24 @@ static bool ParseCodeGenArgs(CodeGenOptions &Opts, ArgList &Args, InputKind IK,
Opts.DebugColumnInfo = Args.hasArg(OPT_dwarf_column_info);
Opts.SplitDwarfFile = Args.getLastArgValue(OPT_split_dwarf_file);
- Opts.ModulesAutolink = Args.hasArg(OPT_fmodules_autolink);
Opts.DisableLLVMOpts = Args.hasArg(OPT_disable_llvm_optzns);
Opts.DisableRedZone = Args.hasArg(OPT_disable_red_zone);
Opts.ForbidGuardVariables = Args.hasArg(OPT_fforbid_guard_variables);
Opts.UseRegisterSizedBitfieldAccess = Args.hasArg(
OPT_fuse_register_sized_bitfield_access);
Opts.RelaxedAliasing = Args.hasArg(OPT_relaxed_aliasing);
+ Opts.StructPathTBAA = Args.hasArg(OPT_struct_path_tbaa);
Opts.DwarfDebugFlags = Args.getLastArgValue(OPT_dwarf_debug_flags);
Opts.MergeAllConstants = !Args.hasArg(OPT_fno_merge_all_constants);
Opts.NoCommon = Args.hasArg(OPT_fno_common);
Opts.NoImplicitFloat = Args.hasArg(OPT_no_implicit_float);
- Opts.OptimizeSize = getOptimizationLevelSize(Args, IK, Diags);
+ Opts.OptimizeSize = getOptimizationLevelSize(Args);
Opts.SimplifyLibCalls = !(Args.hasArg(OPT_fno_builtin) ||
Args.hasArg(OPT_ffreestanding));
Opts.UnrollLoops = Args.hasArg(OPT_funroll_loops) ||
(Opts.OptimizationLevel > 1 && !Opts.OptimizeSize);
+ Opts.Autolink = !Args.hasArg(OPT_fno_autolink);
Opts.AsmVerbose = Args.hasArg(OPT_masm_verbose);
Opts.ObjCAutoRefCountExceptions = Args.hasArg(OPT_fobjc_arc_exceptions);
Opts.CUDAIsDevice = Args.hasArg(OPT_fcuda_is_device);
@@ -358,6 +363,7 @@ static bool ParseCodeGenArgs(CodeGenOptions &Opts, ArgList &Args, InputKind IK,
Opts.NumRegisterParameters = Args.getLastArgIntValue(OPT_mregparm, 0, Diags);
Opts.NoGlobalMerge = Args.hasArg(OPT_mno_global_merge);
Opts.NoExecStack = Args.hasArg(OPT_mno_exec_stack);
+ Opts.EnableSegmentedStacks = Args.hasArg(OPT_split_stacks);
Opts.RelaxAll = Args.hasArg(OPT_mrelax_all);
Opts.OmitLeafFramePointer = Args.hasArg(OPT_momit_leaf_frame_pointer);
Opts.SaveTempLabels = Args.hasArg(OPT_msave_temp_labels);
@@ -380,13 +386,14 @@ static bool ParseCodeGenArgs(CodeGenOptions &Opts, ArgList &Args, InputKind IK,
Opts.VerifyModule = !Args.hasArg(OPT_disable_llvm_verifier);
Opts.SanitizeRecover = !Args.hasArg(OPT_fno_sanitize_recover);
+ Opts.DisableGCov = Args.hasArg(OPT_test_coverage);
Opts.EmitGcovArcs = Args.hasArg(OPT_femit_coverage_data);
Opts.EmitGcovNotes = Args.hasArg(OPT_femit_coverage_notes);
if (Opts.EmitGcovArcs || Opts.EmitGcovNotes) {
Opts.CoverageFile = Args.getLastArgValue(OPT_coverage_file);
Opts.CoverageExtraChecksum = Args.hasArg(OPT_coverage_cfg_checksum);
- Opts.CoverageFunctionNamesInData =
- Args.hasArg(OPT_coverage_function_names_in_data);
+ Opts.CoverageNoFunctionNamesInData =
+ Args.hasArg(OPT_coverage_no_function_names_in_data);
if (Args.hasArg(OPT_coverage_version_EQ)) {
StringRef CoverageVersion = Args.getLastArgValue(OPT_coverage_version_EQ);
if (CoverageVersion.size() != 4) {
@@ -394,10 +401,7 @@ static bool ParseCodeGenArgs(CodeGenOptions &Opts, ArgList &Args, InputKind IK,
<< Args.getLastArg(OPT_coverage_version_EQ)->getAsString(Args)
<< CoverageVersion;
} else {
- Opts.CoverageVersion[0] = CoverageVersion[3];
- Opts.CoverageVersion[1] = CoverageVersion[2];
- Opts.CoverageVersion[2] = CoverageVersion[1];
- Opts.CoverageVersion[3] = CoverageVersion[0];
+ memcpy(Opts.CoverageVersion, CoverageVersion.data(), 4);
}
}
}
@@ -645,6 +649,8 @@ static InputKind ParseFrontendArgs(FrontendOptions &Opts, ArgList &Args,
Opts.ProgramAction = frontend::InitOnly; break;
case OPT_fsyntax_only:
Opts.ProgramAction = frontend::ParseSyntaxOnly; break;
+ case OPT_module_file_info:
+ Opts.ProgramAction = frontend::ModuleFileInfo; break;
case OPT_print_decl_contexts:
Opts.ProgramAction = frontend::PrintDeclContext; break;
case OPT_print_preamble:
@@ -780,7 +786,7 @@ static InputKind ParseFrontendArgs(FrontendOptions &Opts, ArgList &Args,
.Case("objective-c-header", IK_ObjC)
.Case("c++-header", IK_CXX)
.Case("objective-c++-header", IK_ObjCXX)
- .Case("ast", IK_AST)
+ .Cases("ast", "pcm", IK_AST)
.Case("ir", IK_LLVM_IR)
.Default(IK_None);
if (DashX == IK_None)
@@ -837,7 +843,10 @@ static void ParseHeaderSearchArgs(HeaderSearchOptions &Opts, ArgList &Args) {
Opts.ResourceDir = Args.getLastArgValue(OPT_resource_dir);
Opts.ModuleCachePath = Args.getLastArgValue(OPT_fmodules_cache_path);
Opts.DisableModuleHash = Args.hasArg(OPT_fdisable_module_hash);
-
+ Opts.ModuleCachePruneInterval
+ = Args.getLastArgIntValue(OPT_fmodules_prune_interval, 7*24*60*60);
+ Opts.ModuleCachePruneAfter
+ = Args.getLastArgIntValue(OPT_fmodules_prune_after, 31*24*60*60);
for (arg_iterator it = Args.filtered_begin(OPT_fmodules_ignore_macro),
ie = Args.filtered_end(); it != ie; ++it) {
StringRef MacroDef = (*it)->getValue();
@@ -1171,9 +1180,6 @@ static void ParseLangArgs(LangOptions &Opts, ArgList &Args, InputKind IK,
if (Args.hasArg(OPT_pthread))
Opts.POSIXThreads = 1;
- if (Args.hasArg(OPT_fdelayed_template_parsing))
- Opts.DelayedTemplateParsing = 1;
-
// The value-visibility mode defaults to "default".
if (Arg *visOpt = Args.getLastArg(OPT_fvisibility)) {
Opts.setValueVisibilityMode(parseVisibility(visOpt, Args, Diags));
@@ -1241,7 +1247,7 @@ static void ParseLangArgs(LangOptions &Opts, ArgList &Args, InputKind IK,
Opts.AccessControl = !Args.hasArg(OPT_fno_access_control);
Opts.ElideConstructors = !Args.hasArg(OPT_fno_elide_constructors);
Opts.MathErrno = Args.hasArg(OPT_fmath_errno);
- Opts.InstantiationDepth = Args.getLastArgIntValue(OPT_ftemplate_depth, 512,
+ Opts.InstantiationDepth = Args.getLastArgIntValue(OPT_ftemplate_depth, 256,
Diags);
Opts.ConstexprCallDepth = Args.getLastArgIntValue(OPT_fconstexpr_depth, 512,
Diags);
@@ -1289,7 +1295,7 @@ static void ParseLangArgs(LangOptions &Opts, ArgList &Args, InputKind IK,
// FIXME: Eliminate this dependency.
unsigned Opt = getOptimizationLevel(Args, IK, Diags),
- OptSize = getOptimizationLevelSize(Args, IK, Diags);
+ OptSize = getOptimizationLevelSize(Args);
Opts.Optimize = Opt != 0;
Opts.OptimizeSize = OptSize != 0;
@@ -1463,6 +1469,7 @@ static void ParsePreprocessorOutputArgs(PreprocessorOutputOptions &Opts,
case frontend::GeneratePCH:
case frontend::GeneratePTH:
case frontend::ParseSyntaxOnly:
+ case frontend::ModuleFileInfo:
case frontend::PluginAction:
case frontend::PrintDeclContext:
case frontend::RewriteObjC:
@@ -1625,6 +1632,8 @@ llvm::APInt ModuleSignature::getAsInteger() const {
}
std::string CompilerInvocation::getModuleHash() const {
+ // Note: For QoI reasons, the things we use as a hash here should all be
+ // dumped via the -module-info flag.
using llvm::hash_code;
using llvm::hash_value;
using llvm::hash_combine;
@@ -1678,5 +1687,21 @@ std::string CompilerInvocation::getModuleHash() const {
hsOpts.UseStandardCXXIncludes,
hsOpts.UseLibcxx);
+ // Darwin-specific hack: if we have a sysroot, use the contents of
+ // $sysroot/System/Library/CoreServices/SystemVersion.plist
+ // as part of the module hash.
+ if (!hsOpts.Sysroot.empty()) {
+ llvm::OwningPtr<llvm::MemoryBuffer> buffer;
+ SmallString<128> systemVersionFile;
+ systemVersionFile += hsOpts.Sysroot;
+ llvm::sys::path::append(systemVersionFile, "System");
+ llvm::sys::path::append(systemVersionFile, "Library");
+ llvm::sys::path::append(systemVersionFile, "CoreServices");
+ llvm::sys::path::append(systemVersionFile, "SystemVersion.plist");
+ if (!llvm::MemoryBuffer::getFile(systemVersionFile, buffer)) {
+ code = hash_combine(code, buffer.get()->getBuffer());
+ }
+ }
+
return llvm::APInt(64, code).toString(36, /*Signed=*/false);
}
generated by cgit v1.2.3-18-g5258 (git 2.32.0) at 2025-07-27 09:52:35 +0000