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-rw-r--r--lib/Driver/Tools.cpp67
1 files changed, 34 insertions, 33 deletions
diff --git a/lib/Driver/Tools.cpp b/lib/Driver/Tools.cpp
index 983ec04f2d..d739071e13 100644
--- a/lib/Driver/Tools.cpp
+++ b/lib/Driver/Tools.cpp
@@ -54,7 +54,7 @@ using namespace clang;
using namespace llvm::opt;
static void handleTargetFeaturesGroup(const ArgList &Args,
- std::vector<const char *> &Features,
+ std::vector<StringRef> &Features,
OptSpecifier Group) {
for (const Arg *A : Args.filtered(Group)) {
StringRef Name = A->getOption().getName();
@@ -694,7 +694,7 @@ static void getARMArchCPUFromArgs(const ArgList &Args, llvm::StringRef &Arch,
// FIXME: Use ARMTargetParser.
static void getARMHWDivFeatures(const Driver &D, const Arg *A,
const ArgList &Args, StringRef HWDiv,
- std::vector<const char *> &Features) {
+ std::vector<StringRef> &Features) {
unsigned HWDivID = llvm::ARM::parseHWDiv(HWDiv);
if (!llvm::ARM::getHWDivFeatures(HWDivID, Features))
D.Diag(diag::err_drv_clang_unsupported) << A->getAsString(Args);
@@ -703,7 +703,7 @@ static void getARMHWDivFeatures(const Driver &D, const Arg *A,
// Handle -mfpu=.
static void getARMFPUFeatures(const Driver &D, const Arg *A,
const ArgList &Args, StringRef FPU,
- std::vector<const char *> &Features) {
+ std::vector<StringRef> &Features) {
unsigned FPUID = llvm::ARM::parseFPU(FPU);
if (!llvm::ARM::getFPUFeatures(FPUID, Features))
D.Diag(diag::err_drv_clang_unsupported) << A->getAsString(Args);
@@ -711,13 +711,13 @@ static void getARMFPUFeatures(const Driver &D, const Arg *A,
// Decode ARM features from string like +[no]featureA+[no]featureB+...
static bool DecodeARMFeatures(const Driver &D, StringRef text,
- std::vector<const char *> &Features) {
+ std::vector<StringRef> &Features) {
SmallVector<StringRef, 8> Split;
text.split(Split, StringRef("+"), -1, false);
for (StringRef Feature : Split) {
- const char *FeatureName = llvm::ARM::getArchExtFeature(Feature);
- if (FeatureName)
+ StringRef FeatureName = llvm::ARM::getArchExtFeature(Feature);
+ if (!FeatureName.empty())
Features.push_back(FeatureName);
else
return false;
@@ -730,7 +730,7 @@ static bool DecodeARMFeatures(const Driver &D, StringRef text,
// to handle -march=native correctly.
static void checkARMArchName(const Driver &D, const Arg *A, const ArgList &Args,
llvm::StringRef ArchName,
- std::vector<const char *> &Features,
+ std::vector<StringRef> &Features,
const llvm::Triple &Triple) {
std::pair<StringRef, StringRef> Split = ArchName.split("+");
@@ -743,7 +743,7 @@ static void checkARMArchName(const Driver &D, const Arg *A, const ArgList &Args,
// Check -mcpu=. Needs ArchName to handle -mcpu=generic.
static void checkARMCPUName(const Driver &D, const Arg *A, const ArgList &Args,
llvm::StringRef CPUName, llvm::StringRef ArchName,
- std::vector<const char *> &Features,
+ std::vector<StringRef> &Features,
const llvm::Triple &Triple) {
std::pair<StringRef, StringRef> Split = CPUName.split("+");
@@ -867,7 +867,7 @@ arm::FloatABI arm::getARMFloatABI(const ToolChain &TC, const ArgList &Args) {
static void getARMTargetFeatures(const ToolChain &TC,
const llvm::Triple &Triple,
const ArgList &Args,
- std::vector<const char *> &Features,
+ std::vector<StringRef> &Features,
bool ForAS) {
const Driver &D = TC.getDriver();
@@ -1363,7 +1363,7 @@ static mips::FloatABI getMipsFloatABI(const Driver &D, const ArgList &Args) {
}
static void AddTargetFeature(const ArgList &Args,
- std::vector<const char *> &Features,
+ std::vector<StringRef> &Features,
OptSpecifier OnOpt, OptSpecifier OffOpt,
StringRef FeatureName) {
if (Arg *A = Args.getLastArg(OnOpt, OffOpt)) {
@@ -1376,7 +1376,7 @@ static void AddTargetFeature(const ArgList &Args,
static void getMIPSTargetFeatures(const Driver &D, const llvm::Triple &Triple,
const ArgList &Args,
- std::vector<const char *> &Features) {
+ std::vector<StringRef> &Features) {
StringRef CPUName;
StringRef ABIName;
mips::getMipsCPUAndABI(Args, Triple, CPUName, ABIName);
@@ -1587,7 +1587,7 @@ static std::string getPPCTargetCPU(const ArgList &Args) {
static void getPPCTargetFeatures(const Driver &D, const llvm::Triple &Triple,
const ArgList &Args,
- std::vector<const char *> &Features) {
+ std::vector<StringRef> &Features) {
handleTargetFeaturesGroup(Args, Features, options::OPT_m_ppc_Features_Group);
ppc::FloatABI FloatABI = ppc::getPPCFloatABI(D, Args);
@@ -1750,7 +1750,7 @@ sparc::FloatABI sparc::getSparcFloatABI(const Driver &D,
}
static void getSparcTargetFeatures(const Driver &D, const ArgList &Args,
- std::vector<const char *> &Features) {
+ std::vector<StringRef> &Features) {
sparc::FloatABI FloatABI = sparc::getSparcFloatABI(D, Args);
if (FloatABI == sparc::FloatABI::Soft)
Features.push_back("+soft-float");
@@ -1787,7 +1787,7 @@ static const char *getSystemZTargetCPU(const ArgList &Args) {
}
static void getSystemZTargetFeatures(const ArgList &Args,
- std::vector<const char *> &Features) {
+ std::vector<StringRef> &Features) {
// -m(no-)htm overrides use of the transactional-execution facility.
if (Arg *A = Args.getLastArg(options::OPT_mhtm, options::OPT_mno_htm)) {
if (A->getOption().matches(options::OPT_mhtm))
@@ -2186,7 +2186,7 @@ static void ParseMRecip(const Driver &D, const ArgList &Args,
static void getX86TargetFeatures(const Driver &D, const llvm::Triple &Triple,
const ArgList &Args,
- std::vector<const char *> &Features) {
+ std::vector<StringRef> &Features) {
// If -march=native, autodetect the feature list.
if (const Arg *A = Args.getLastArg(options::OPT_march_EQ)) {
if (StringRef(A->getValue()) == "native") {
@@ -2345,12 +2345,13 @@ void Clang::AddWebAssemblyTargetArgs(const ArgList &Args,
// Decode AArch64 features from string like +[no]featureA+[no]featureB+...
static bool DecodeAArch64Features(const Driver &D, StringRef text,
- std::vector<const char *> &Features) {
+ std::vector<StringRef> &Features) {
SmallVector<StringRef, 8> Split;
text.split(Split, StringRef("+"), -1, false);
for (StringRef Feature : Split) {
- if (const char *FeatureName = llvm::AArch64::getArchExtFeature(Feature))
+ StringRef FeatureName = llvm::AArch64::getArchExtFeature(Feature);
+ if (!FeatureName.empty())
Features.push_back(FeatureName);
else if (Feature == "neon" || Feature == "noneon")
D.Diag(diag::err_drv_no_neon_modifier);
@@ -2363,7 +2364,7 @@ static bool DecodeAArch64Features(const Driver &D, StringRef text,
// Check if the CPU name and feature modifiers in -mcpu are legal. If yes,
// decode CPU and feature.
static bool DecodeAArch64Mcpu(const Driver &D, StringRef Mcpu, StringRef &CPU,
- std::vector<const char *> &Features) {
+ std::vector<StringRef> &Features) {
std::pair<StringRef, StringRef> Split = Mcpu.split("+");
CPU = Split.first;
@@ -2386,7 +2387,7 @@ static bool DecodeAArch64Mcpu(const Driver &D, StringRef Mcpu, StringRef &CPU,
static bool
getAArch64ArchFeaturesFromMarch(const Driver &D, StringRef March,
const ArgList &Args,
- std::vector<const char *> &Features) {
+ std::vector<StringRef> &Features) {
std::string MarchLowerCase = March.lower();
std::pair<StringRef, StringRef> Split = StringRef(MarchLowerCase).split("+");
@@ -2402,7 +2403,7 @@ getAArch64ArchFeaturesFromMarch(const Driver &D, StringRef March,
static bool
getAArch64ArchFeaturesFromMcpu(const Driver &D, StringRef Mcpu,
const ArgList &Args,
- std::vector<const char *> &Features) {
+ std::vector<StringRef> &Features) {
StringRef CPU;
std::string McpuLowerCase = Mcpu.lower();
if (!DecodeAArch64Mcpu(D, McpuLowerCase, CPU, Features))
@@ -2414,7 +2415,7 @@ getAArch64ArchFeaturesFromMcpu(const Driver &D, StringRef Mcpu,
static bool
getAArch64MicroArchFeaturesFromMtune(const Driver &D, StringRef Mtune,
const ArgList &Args,
- std::vector<const char *> &Features) {
+ std::vector<StringRef> &Features) {
std::string MtuneLowerCase = Mtune.lower();
// Handle CPU name is 'native'.
if (MtuneLowerCase == "native")
@@ -2429,9 +2430,9 @@ getAArch64MicroArchFeaturesFromMtune(const Driver &D, StringRef Mtune,
static bool
getAArch64MicroArchFeaturesFromMcpu(const Driver &D, StringRef Mcpu,
const ArgList &Args,
- std::vector<const char *> &Features) {
+ std::vector<StringRef> &Features) {
StringRef CPU;
- std::vector<const char *> DecodedFeature;
+ std::vector<StringRef> DecodedFeature;
std::string McpuLowerCase = Mcpu.lower();
if (!DecodeAArch64Mcpu(D, McpuLowerCase, CPU, DecodedFeature))
return false;
@@ -2440,7 +2441,7 @@ getAArch64MicroArchFeaturesFromMcpu(const Driver &D, StringRef Mcpu,
}
static void getAArch64TargetFeatures(const Driver &D, const ArgList &Args,
- std::vector<const char *> &Features) {
+ std::vector<StringRef> &Features) {
Arg *A;
bool success = true;
// Enable NEON by default.
@@ -2490,7 +2491,7 @@ static void getAArch64TargetFeatures(const Driver &D, const ArgList &Args,
}
static void getHexagonTargetFeatures(const ArgList &Args,
- std::vector<const char *> &Features) {
+ std::vector<StringRef> &Features) {
handleTargetFeaturesGroup(Args, Features,
options::OPT_m_hexagon_Features_Group);
@@ -2505,12 +2506,12 @@ static void getHexagonTargetFeatures(const ArgList &Args,
}
static void getWebAssemblyTargetFeatures(const ArgList &Args,
- std::vector<const char *> &Features) {
+ std::vector<StringRef> &Features) {
handleTargetFeaturesGroup(Args, Features, options::OPT_m_wasm_Features_Group);
}
static void getAMDGPUTargetFeatures(const Driver &D, const ArgList &Args,
- std::vector<const char *> &Features) {
+ std::vector<StringRef> &Features) {
if (const Arg *dAbi = Args.getLastArg(options::OPT_mamdgpu_debugger_abi)) {
StringRef value = dAbi->getValue();
if (value == "1.0") {
@@ -2530,7 +2531,7 @@ static void getTargetFeatures(const ToolChain &TC, const llvm::Triple &Triple,
const ArgList &Args, ArgStringList &CmdArgs,
bool ForAS) {
const Driver &D = TC.getDriver();
- std::vector<const char *> Features;
+ std::vector<StringRef> Features;
switch (Triple.getArch()) {
default:
break;
@@ -2585,22 +2586,22 @@ static void getTargetFeatures(const ToolChain &TC, const llvm::Triple &Triple,
// Find the last of each feature.
llvm::StringMap<unsigned> LastOpt;
for (unsigned I = 0, N = Features.size(); I < N; ++I) {
- const char *Name = Features[I];
+ StringRef Name = Features[I];
assert(Name[0] == '-' || Name[0] == '+');
- LastOpt[Name + 1] = I;
+ LastOpt[Name.drop_front(1)] = I;
}
for (unsigned I = 0, N = Features.size(); I < N; ++I) {
// If this feature was overridden, ignore it.
- const char *Name = Features[I];
- llvm::StringMap<unsigned>::iterator LastI = LastOpt.find(Name + 1);
+ StringRef Name = Features[I];
+ llvm::StringMap<unsigned>::iterator LastI = LastOpt.find(Name.drop_front(1));
assert(LastI != LastOpt.end());
unsigned Last = LastI->second;
if (Last != I)
continue;
CmdArgs.push_back("-target-feature");
- CmdArgs.push_back(Name);
+ CmdArgs.push_back(Name.data());
}
}
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