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authordim <dim@FreeBSD.org>2011-05-02 19:39:53 +0000
committerdim <dim@FreeBSD.org>2011-05-02 19:39:53 +0000
commit110eaaceddcec790f7e6a5e3bf1261c9aa1e73ab (patch)
tree64a10f4c4154739d4a8191d7e1b52ce497f4ebd6 /lib/Basic/Targets.cpp
parenta0fb00f9837bd0d2e5948f16f6a6b82a7a628f51 (diff)
downloadFreeBSD-src-110eaaceddcec790f7e6a5e3bf1261c9aa1e73ab.zip
FreeBSD-src-110eaaceddcec790f7e6a5e3bf1261c9aa1e73ab.tar.gz
Vendor import of clang trunk r130700:
http://llvm.org/svn/llvm-project/cfe/trunk@130700
Diffstat (limited to 'lib/Basic/Targets.cpp')
-rw-r--r--lib/Basic/Targets.cpp227
1 files changed, 182 insertions, 45 deletions
diff --git a/lib/Basic/Targets.cpp b/lib/Basic/Targets.cpp
index 55321f24..97109ca 100644
--- a/lib/Basic/Targets.cpp
+++ b/lib/Basic/Targets.cpp
@@ -76,7 +76,9 @@ public:
static void getDarwinDefines(MacroBuilder &Builder, const LangOptions &Opts,
- const llvm::Triple &Triple) {
+ const llvm::Triple &Triple,
+ llvm::StringRef &PlatformName,
+ VersionTuple &PlatformMinVersion) {
Builder.defineMacro("__APPLE_CC__", "5621");
Builder.defineMacro("__APPLE__");
Builder.defineMacro("__MACH__");
@@ -99,19 +101,40 @@ static void getDarwinDefines(MacroBuilder &Builder, const LangOptions &Opts,
if (Opts.POSIXThreads)
Builder.defineMacro("_REENTRANT");
- // Get the OS version number from the triple.
+ // Get the platform type and version number from the triple.
unsigned Maj, Min, Rev;
// If no version was given, default to to 10.4.0, for simplifying tests.
- if (Triple.getOSName() == "darwin") {
+ if (Triple.getOSName() == "darwin" || Triple.getOSName() == "osx") {
+ PlatformName = "macosx";
Min = Rev = 0;
Maj = 8;
- } else
- Triple.getDarwinNumber(Maj, Min, Rev);
+ } else {
+ // Otherwise, honor all three triple forms ("-darwinNNN[-iphoneos]",
+ // "-osxNNN", and "-iosNNN").
+
+ if (Triple.getOS() == llvm::Triple::Darwin) {
+ // For historical reasons that make little sense, the version passed here
+ // is the "darwin" version, which drops the 10 and offsets by 4.
+ Triple.getOSVersion(Maj, Min, Rev);
+
+ if (Triple.getEnvironmentName() == "iphoneos") {
+ PlatformName = "ios";
+ } else {
+ PlatformName = "macosx";
+ Rev = Min;
+ Min = Maj - 4;
+ Maj = 10;
+ }
+ } else {
+ Triple.getOSVersion(Maj, Min, Rev);
+ PlatformName = llvm::Triple::getOSTypeName(Triple.getOS());
+ }
+ }
// Set the appropriate OS version define.
- if (Triple.getEnvironmentName() == "iphoneos") {
- assert(Maj < 10 && Min < 99 && Rev < 99 && "Invalid version!");
+ if (PlatformName == "ios") {
+ assert(Maj < 10 && Min < 100 && Rev < 100 && "Invalid version!");
char Str[6];
Str[0] = '0' + Maj;
Str[1] = '0' + (Min / 10);
@@ -121,22 +144,22 @@ static void getDarwinDefines(MacroBuilder &Builder, const LangOptions &Opts,
Str[5] = '\0';
Builder.defineMacro("__ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__", Str);
} else {
- // For historical reasons that make little sense, the version passed here is
- // the "darwin" version, which drops the 10 and offsets by 4.
- Rev = Min;
- Min = Maj - 4;
- Maj = 10;
-
+ // Note that the Driver allows versions which aren't representable in the
+ // define (because we only get a single digit for the minor and micro
+ // revision numbers). So, we limit them to the maximum representable
+ // version.
assert(Triple.getEnvironmentName().empty() && "Invalid environment!");
- assert(Maj < 99 && Min < 10 && Rev < 10 && "Invalid version!");
+ assert(Maj < 100 && Min < 100 && Rev < 100 && "Invalid version!");
char Str[5];
Str[0] = '0' + (Maj / 10);
Str[1] = '0' + (Maj % 10);
- Str[2] = '0' + Min;
- Str[3] = '0' + Rev;
+ Str[2] = '0' + std::min(Min, 9U);
+ Str[3] = '0' + std::min(Rev, 9U);
Str[4] = '\0';
Builder.defineMacro("__ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__", Str);
}
+
+ PlatformMinVersion = VersionTuple(Maj, Min, Rev);
}
namespace {
@@ -145,7 +168,8 @@ class DarwinTargetInfo : public OSTargetInfo<Target> {
protected:
virtual void getOSDefines(const LangOptions &Opts, const llvm::Triple &Triple,
MacroBuilder &Builder) const {
- getDarwinDefines(Builder, Opts, Triple);
+ getDarwinDefines(Builder, Opts, Triple, this->PlatformName,
+ this->PlatformMinVersion);
}
public:
@@ -159,8 +183,9 @@ public:
// Let MCSectionMachO validate this.
llvm::StringRef Segment, Section;
unsigned TAA, StubSize;
+ bool HasTAA;
return llvm::MCSectionMachO::ParseSectionSpecifier(SR, Segment, Section,
- TAA, StubSize);
+ TAA, HasTAA, StubSize);
}
virtual const char *getStaticInitSectionSpecifier() const {
@@ -823,6 +848,87 @@ public:
} // end anonymous namespace.
namespace {
+ class PTXTargetInfo : public TargetInfo {
+ static const char * const GCCRegNames[];
+ static const Builtin::Info BuiltinInfo[];
+ public:
+ PTXTargetInfo(const std::string& triple) : TargetInfo(triple) {
+ TLSSupported = false;
+ LongWidth = LongAlign = 64;
+ }
+ virtual void getTargetDefines(const LangOptions &Opts,
+ MacroBuilder &Builder) const {
+ Builder.defineMacro("__PTX__");
+ }
+ virtual void getTargetBuiltins(const Builtin::Info *&Records,
+ unsigned &NumRecords) const {
+ Records = BuiltinInfo;
+ NumRecords = clang::PTX::LastTSBuiltin-Builtin::FirstTSBuiltin;
+ }
+
+ virtual void getGCCRegNames(const char * const *&Names,
+ unsigned &NumNames) const;
+ virtual void getGCCRegAliases(const GCCRegAlias *&Aliases,
+ unsigned &NumAliases) const {
+ // No aliases.
+ Aliases = 0;
+ NumAliases = 0;
+ }
+ virtual bool validateAsmConstraint(const char *&Name,
+ TargetInfo::ConstraintInfo &info) const {
+ // FIXME: implement
+ return true;
+ }
+ virtual const char *getClobbers() const {
+ // FIXME: Is this really right?
+ return "";
+ }
+ virtual const char *getVAListDeclaration() const {
+ // FIXME: implement
+ return "typedef char* __builtin_va_list;";
+ }
+ };
+
+ const Builtin::Info PTXTargetInfo::BuiltinInfo[] = {
+#define BUILTIN(ID, TYPE, ATTRS) { #ID, TYPE, ATTRS, 0, ALL_LANGUAGES, false },
+#define LIBBUILTIN(ID, TYPE, ATTRS, HEADER) { #ID, TYPE, ATTRS, HEADER,\
+ ALL_LANGUAGES, false },
+#include "clang/Basic/BuiltinsPTX.def"
+ };
+
+ const char * const PTXTargetInfo::GCCRegNames[] = {
+ "r0"
+ };
+
+ void PTXTargetInfo::getGCCRegNames(const char * const *&Names,
+ unsigned &NumNames) const {
+ Names = GCCRegNames;
+ NumNames = llvm::array_lengthof(GCCRegNames);
+ }
+
+
+ class PTX32TargetInfo : public PTXTargetInfo {
+ public:
+ PTX32TargetInfo(const std::string& triple) : PTXTargetInfo(triple) {
+ PointerWidth = PointerAlign = 32;
+ SizeType = PtrDiffType = IntPtrType = TargetInfo::UnsignedInt;
+ DescriptionString
+ = "e-p:32:32-i64:64:64-f64:64:64-n1:8:16:32:64";
+ }
+ };
+
+ class PTX64TargetInfo : public PTXTargetInfo {
+ public:
+ PTX64TargetInfo(const std::string& triple) : PTXTargetInfo(triple) {
+ PointerWidth = PointerAlign = 64;
+ SizeType = PtrDiffType = IntPtrType = TargetInfo::UnsignedLongLong;
+ DescriptionString
+ = "e-p:64:64-i64:64:64-f64:64:64-n1:8:16:32:64";
+ }
+ };
+}
+
+namespace {
// MBlaze abstract base class
class MBlazeTargetInfo : public TargetInfo {
static const char * const GCCRegNames[];
@@ -1074,8 +1180,11 @@ void X86TargetInfo::getDefaultFeatures(const std::string &CPU,
else if (CPU == "corei7") {
setFeatureEnabled(Features, "sse4", true);
setFeatureEnabled(Features, "aes", true);
- }
- else if (CPU == "k6" || CPU == "winchip-c6")
+ } else if (CPU == "sandybridge") {
+ setFeatureEnabled(Features, "sse4", true);
+ setFeatureEnabled(Features, "aes", true);
+// setFeatureEnabled(Features, "avx", true);
+ } else if (CPU == "k6" || CPU == "winchip-c6")
setFeatureEnabled(Features, "mmx", true);
else if (CPU == "k6-2" || CPU == "k6-3" || CPU == "athlon" ||
CPU == "athlon-tbird" || CPU == "winchip2" || CPU == "c3") {
@@ -1133,7 +1242,8 @@ bool X86TargetInfo::setFeatureEnabled(llvm::StringMap<bool> &Features,
Features["avx"] = true;
} else {
if (Name == "mmx")
- Features["mmx"] = Features["sse"] = Features["sse2"] = Features["sse3"] =
+ Features["mmx"] = Features["3dnow"] = Features["3dnowa"] =
+ Features["sse"] = Features["sse2"] = Features["sse3"] =
Features["ssse3"] = Features["sse41"] = Features["sse42"] = false;
else if (Name == "sse")
Features["sse"] = Features["sse2"] = Features["sse3"] =
@@ -1146,12 +1256,10 @@ bool X86TargetInfo::setFeatureEnabled(llvm::StringMap<bool> &Features,
Features["sse42"] = false;
else if (Name == "ssse3")
Features["ssse3"] = Features["sse41"] = Features["sse42"] = false;
- else if (Name == "sse4")
+ else if (Name == "sse4" || Name == "sse4.1")
Features["sse41"] = Features["sse42"] = false;
else if (Name == "sse4.2")
Features["sse42"] = false;
- else if (Name == "sse4.1")
- Features["sse41"] = Features["sse42"] = false;
else if (Name == "3dnow")
Features["3dnow"] = Features["3dnowa"] = false;
else if (Name == "3dnowa")
@@ -1451,7 +1559,7 @@ class VisualStudioWindowsX86_32TargetInfo : public WindowsX86_32TargetInfo {
public:
VisualStudioWindowsX86_32TargetInfo(const std::string& triple)
: WindowsX86_32TargetInfo(triple) {
- LongDoubleWidth = 64;
+ LongDoubleWidth = LongDoubleAlign = 64;
LongDoubleFormat = &llvm::APFloat::IEEEdouble;
}
virtual void getTargetDefines(const LangOptions &Opts,
@@ -1481,7 +1589,15 @@ public:
Builder.defineMacro("_X86_");
Builder.defineMacro("__MSVCRT__");
Builder.defineMacro("__MINGW32__");
- Builder.defineMacro("__declspec", "__declspec");
+
+ // mingw32-gcc provides __declspec(a) as alias of __attribute__((a)).
+ // In contrast, clang-cc1 provides __declspec(a) with -fms-extensions.
+ if (Opts.Microsoft)
+ // Provide "as-is" __declspec.
+ Builder.defineMacro("__declspec", "__declspec");
+ else
+ // Provide alias of __attribute__ like mingw32-gcc.
+ Builder.defineMacro("__declspec(a)", "__attribute__((a))");
}
};
} // end anonymous namespace
@@ -1606,6 +1722,8 @@ class VisualStudioWindowsX86_64TargetInfo : public WindowsX86_64TargetInfo {
public:
VisualStudioWindowsX86_64TargetInfo(const std::string& triple)
: WindowsX86_64TargetInfo(triple) {
+ LongDoubleWidth = LongDoubleAlign = 64;
+ LongDoubleFormat = &llvm::APFloat::IEEEdouble;
}
virtual void getTargetDefines(const LangOptions &Opts,
MacroBuilder &Builder) const {
@@ -1629,8 +1747,17 @@ public:
WindowsX86_64TargetInfo::getTargetDefines(Opts, Builder);
DefineStd(Builder, "WIN64", Opts);
Builder.defineMacro("__MSVCRT__");
+ Builder.defineMacro("__MINGW32__");
Builder.defineMacro("__MINGW64__");
- Builder.defineMacro("__declspec", "__declspec");
+
+ // mingw32-gcc provides __declspec(a) as alias of __attribute__((a)).
+ // In contrast, clang-cc1 provides __declspec(a) with -fms-extensions.
+ if (Opts.Microsoft)
+ // Provide "as-is" __declspec.
+ Builder.defineMacro("__declspec", "__declspec");
+ else
+ // Provide alias of __attribute__ like mingw32-gcc.
+ Builder.defineMacro("__declspec(a)", "__attribute__((a))");
}
};
} // end anonymous namespace
@@ -1700,13 +1827,15 @@ public:
// FIXME: Should we just treat this as a feature?
IsThumb = getTriple().getArchName().startswith("thumb");
if (IsThumb) {
+ // Thumb1 add sp, #imm requires the immediate value be multiple of 4,
+ // so set preferred for small types to 32.
DescriptionString = ("e-p:32:32:32-i1:8:32-i8:8:32-i16:16:32-i32:32:32-"
"i64:64:64-f32:32:32-f64:64:64-"
- "v64:64:64-v128:128:128-a0:0:32-n32");
+ "v64:64:64-v128:64:128-a0:0:32-n32");
} else {
DescriptionString = ("e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-"
"i64:64:64-f32:32:32-f64:64:64-"
- "v64:64:64-v128:128:128-a0:0:64-n32");
+ "v64:64:64-v128:64:128-a0:0:64-n32");
}
// ARM targets default to using the ARM C++ ABI.
@@ -1729,13 +1858,15 @@ public:
UseBitFieldTypeAlignment = false;
if (IsThumb) {
+ // Thumb1 add sp, #imm requires the immediate value be multiple of 4,
+ // so set preferred for small types to 32.
DescriptionString = ("e-p:32:32:32-i1:8:32-i8:8:32-i16:16:32-i32:32:32-"
"i64:32:32-f32:32:32-f64:32:32-"
- "v64:64:64-v128:128:128-a0:0:32-n32");
+ "v64:32:64-v128:32:128-a0:0:32-n32");
} else {
DescriptionString = ("e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-"
- "i64:32:32-f32:32:32-f64:32:32-"
- "v64:64:64-v128:128:128-a0:0:64-n32");
+ "i64:32:64-f32:32:32-f64:32:64-"
+ "v64:32:64-v128:32:128-a0:0:32-n32");
}
// FIXME: Override "preferred align" for double and long long.
@@ -1822,6 +1953,7 @@ public:
.Cases("arm1156t2-s", "arm1156t2f-s", "6T2")
.Cases("cortex-a8", "cortex-a9", "7A")
.Case("cortex-m3", "7M")
+ .Case("cortex-m0", "6M")
.Default(0);
}
virtual bool setCPU(const std::string &Name) {
@@ -1984,7 +2116,7 @@ class DarwinARMTargetInfo :
protected:
virtual void getOSDefines(const LangOptions &Opts, const llvm::Triple &Triple,
MacroBuilder &Builder) const {
- getDarwinDefines(Builder, Opts, Triple);
+ getDarwinDefines(Builder, Opts, Triple, PlatformName, PlatformMinVersion);
}
public:
@@ -2563,11 +2695,12 @@ static TargetInfo *AllocateTarget(const std::string &T) {
case llvm::Triple::arm:
case llvm::Triple::thumb:
+ if (Triple.isOSDarwin())
+ return new DarwinARMTargetInfo(T);
+
switch (os) {
case llvm::Triple::Linux:
return new LinuxTargetInfo<ARMTargetInfo>(T);
- case llvm::Triple::Darwin:
- return new DarwinARMTargetInfo(T);
case llvm::Triple::FreeBSD:
return new FreeBSDTargetInfo<ARMTargetInfo>(T);
default:
@@ -2595,14 +2728,14 @@ static TargetInfo *AllocateTarget(const std::string &T) {
return new MipselTargetInfo(T);
case llvm::Triple::ppc:
- if (os == llvm::Triple::Darwin)
+ if (Triple.isOSDarwin())
return new DarwinPPC32TargetInfo(T);
else if (os == llvm::Triple::FreeBSD)
return new FreeBSDTargetInfo<PPC32TargetInfo>(T);
return new PPC32TargetInfo(T);
case llvm::Triple::ppc64:
- if (os == llvm::Triple::Darwin)
+ if (Triple.isOSDarwin())
return new DarwinPPC64TargetInfo(T);
else if (os == llvm::Triple::Lv2)
return new PS3PPUTargetInfo<PPC64TargetInfo>(T);
@@ -2610,6 +2743,11 @@ static TargetInfo *AllocateTarget(const std::string &T) {
return new FreeBSDTargetInfo<PPC64TargetInfo>(T);
return new PPC64TargetInfo(T);
+ case llvm::Triple::ptx32:
+ return new PTX32TargetInfo(T);
+ case llvm::Triple::ptx64:
+ return new PTX64TargetInfo(T);
+
case llvm::Triple::mblaze:
return new MBlazeTargetInfo(T);
@@ -2631,11 +2769,12 @@ static TargetInfo *AllocateTarget(const std::string &T) {
return new TCETargetInfo(T);
case llvm::Triple::x86:
+ if (Triple.isOSDarwin())
+ return new DarwinI386TargetInfo(T);
+
switch (os) {
case llvm::Triple::AuroraUX:
return new AuroraUXTargetInfo<X86_32TargetInfo>(T);
- case llvm::Triple::Darwin:
- return new DarwinI386TargetInfo(T);
case llvm::Triple::Linux:
return new LinuxTargetInfo<X86_32TargetInfo>(T);
case llvm::Triple::DragonFly:
@@ -2663,11 +2802,12 @@ static TargetInfo *AllocateTarget(const std::string &T) {
}
case llvm::Triple::x86_64:
+ if (Triple.isOSDarwin() || Triple.getEnvironment() == llvm::Triple::MachO)
+ return new DarwinX86_64TargetInfo(T);
+
switch (os) {
case llvm::Triple::AuroraUX:
return new AuroraUXTargetInfo<X86_64TargetInfo>(T);
- case llvm::Triple::Darwin:
- return new DarwinX86_64TargetInfo(T);
case llvm::Triple::Linux:
return new LinuxTargetInfo<X86_64TargetInfo>(T);
case llvm::Triple::DragonFly:
@@ -2683,10 +2823,7 @@ static TargetInfo *AllocateTarget(const std::string &T) {
case llvm::Triple::MinGW32:
return new MinGWX86_64TargetInfo(T);
case llvm::Triple::Win32: // This is what Triple.h supports now.
- if (Triple.getEnvironment() == llvm::Triple::MachO)
- return new DarwinX86_64TargetInfo(T);
- else
- return new VisualStudioWindowsX86_64TargetInfo(T);
+ return new VisualStudioWindowsX86_64TargetInfo(T);
default:
return new X86_64TargetInfo(T);
}
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