summaryrefslogtreecommitdiffstats
path: root/lib/Support/Triple.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'lib/Support/Triple.cpp')
-rw-r--r--lib/Support/Triple.cpp106
1 files changed, 76 insertions, 30 deletions
diff --git a/lib/Support/Triple.cpp b/lib/Support/Triple.cpp
index 3a95b65..36edf6e 100644
--- a/lib/Support/Triple.cpp
+++ b/lib/Support/Triple.cpp
@@ -10,6 +10,7 @@
#include "llvm/ADT/Triple.h"
#include "llvm/ADT/SmallString.h"
+#include "llvm/ADT/STLExtras.h"
#include "llvm/ADT/Twine.h"
#include <cassert>
#include <cstring>
@@ -21,7 +22,7 @@ const char *Triple::getArchTypeName(ArchType Kind) {
switch (Kind) {
case InvalidArch: return "<invalid>";
case UnknownArch: return "unknown";
-
+
case alpha: return "alpha";
case arm: return "arm";
case bfin: return "bfin";
@@ -29,7 +30,6 @@ const char *Triple::getArchTypeName(ArchType Kind) {
case mips: return "mips";
case mipsel: return "mipsel";
case msp430: return "msp430";
- case pic16: return "pic16";
case ppc64: return "powerpc64";
case ppc: return "powerpc";
case sparc: return "sparc";
@@ -41,6 +41,7 @@ const char *Triple::getArchTypeName(ArchType Kind) {
case x86_64: return "x86_64";
case xcore: return "xcore";
case mblaze: return "mblaze";
+ case ptx: return "ptx";
}
return "<invalid>";
@@ -70,7 +71,10 @@ const char *Triple::getArchTypePrefix(ArchType Kind) {
case x86:
case x86_64: return "x86";
+
case xcore: return "xcore";
+
+ case ptx: return "ptx";
}
}
@@ -97,7 +101,6 @@ const char *Triple::getOSTypeName(OSType Kind) {
case Linux: return "linux";
case Lv2: return "lv2";
case MinGW32: return "mingw32";
- case MinGW64: return "mingw64";
case NetBSD: return "netbsd";
case OpenBSD: return "openbsd";
case Psp: return "psp";
@@ -110,6 +113,18 @@ const char *Triple::getOSTypeName(OSType Kind) {
return "<invalid>";
}
+const char *Triple::getEnvironmentTypeName(EnvironmentType Kind) {
+ switch (Kind) {
+ case UnknownEnvironment: return "unknown";
+ case GNU: return "gnu";
+ case GNUEABI: return "gnueabi";
+ case EABI: return "eabi";
+ case MachO: return "macho";
+ }
+
+ return "<invalid>";
+}
+
Triple::ArchType Triple::getArchTypeForLLVMName(StringRef Name) {
if (Name == "alpha")
return alpha;
@@ -125,8 +140,6 @@ Triple::ArchType Triple::getArchTypeForLLVMName(StringRef Name) {
return mipsel;
if (Name == "msp430")
return msp430;
- if (Name == "pic16")
- return pic16;
if (Name == "ppc64")
return ppc64;
if (Name == "ppc")
@@ -149,6 +162,8 @@ Triple::ArchType Triple::getArchTypeForLLVMName(StringRef Name) {
return x86_64;
if (Name == "xcore")
return xcore;
+ if (Name == "ptx")
+ return ptx;
return UnknownArch;
}
@@ -187,6 +202,9 @@ Triple::ArchType Triple::getArchTypeForDarwinArchName(StringRef Str) {
Str == "armv6" || Str == "armv7")
return Triple::arm;
+ if (Str == "ptx")
+ return Triple::ptx;
+
return Triple::UnknownArch;
}
@@ -210,28 +228,29 @@ const char *Triple::getArchNameForAssembler() {
return "arm";
if (Str == "armv4t" || Str == "thumbv4t")
return "armv4t";
- if (Str == "armv5" || Str == "armv5e" || Str == "thumbv5" || Str == "thumbv5e")
+ if (Str == "armv5" || Str == "armv5e" || Str == "thumbv5"
+ || Str == "thumbv5e")
return "armv5";
if (Str == "armv6" || Str == "thumbv6")
return "armv6";
if (Str == "armv7" || Str == "thumbv7")
return "armv7";
+ if (Str == "ptx")
+ return "ptx";
return NULL;
}
//
Triple::ArchType Triple::ParseArch(StringRef ArchName) {
- if (ArchName.size() == 4 && ArchName[0] == 'i' &&
- ArchName[2] == '8' && ArchName[3] == '6' &&
+ if (ArchName.size() == 4 && ArchName[0] == 'i' &&
+ ArchName[2] == '8' && ArchName[3] == '6' &&
ArchName[1] - '3' < 6) // i[3-9]86
return x86;
else if (ArchName == "amd64" || ArchName == "x86_64")
return x86_64;
else if (ArchName == "bfin")
return bfin;
- else if (ArchName == "pic16")
- return pic16;
else if (ArchName == "powerpc")
return ppc;
else if ((ArchName == "powerpc64") || (ArchName == "ppu"))
@@ -266,6 +285,8 @@ Triple::ArchType Triple::ParseArch(StringRef ArchName) {
return tce;
else if (ArchName == "xcore")
return xcore;
+ else if (ArchName == "ptx")
+ return ptx;
else
return UnknownArch;
}
@@ -296,8 +317,6 @@ Triple::OSType Triple::ParseOS(StringRef OSName) {
return Lv2;
else if (OSName.startswith("mingw32"))
return MinGW32;
- else if (OSName.startswith("mingw64"))
- return MinGW64;
else if (OSName.startswith("netbsd"))
return NetBSD;
else if (OSName.startswith("openbsd"))
@@ -316,12 +335,26 @@ Triple::OSType Triple::ParseOS(StringRef OSName) {
return UnknownOS;
}
+Triple::EnvironmentType Triple::ParseEnvironment(StringRef EnvironmentName) {
+ if (EnvironmentName.startswith("eabi"))
+ return EABI;
+ else if (EnvironmentName.startswith("gnueabi"))
+ return GNUEABI;
+ else if (EnvironmentName.startswith("gnu"))
+ return GNU;
+ else if (EnvironmentName.startswith("macho"))
+ return MachO;
+ else
+ return UnknownEnvironment;
+}
+
void Triple::Parse() const {
assert(!isInitialized() && "Invalid parse call.");
Arch = ParseArch(getArchName());
Vendor = ParseVendor(getVendorName());
OS = ParseOS(getOSName());
+ Environment = ParseEnvironment(getEnvironmentName());
assert(isInitialized() && "Failed to initialize!");
}
@@ -348,24 +381,28 @@ std::string Triple::normalize(StringRef Str) {
OSType OS = UnknownOS;
if (Components.size() > 2)
OS = ParseOS(Components[2]);
+ EnvironmentType Environment = UnknownEnvironment;
+ if (Components.size() > 3)
+ Environment = ParseEnvironment(Components[3]);
// Note which components are already in their final position. These will not
// be moved.
- bool Found[3];
+ bool Found[4];
Found[0] = Arch != UnknownArch;
Found[1] = Vendor != UnknownVendor;
Found[2] = OS != UnknownOS;
+ Found[3] = Environment != UnknownEnvironment;
// If they are not there already, permute the components into their canonical
// positions by seeing if they parse as a valid architecture, and if so moving
// the component to the architecture position etc.
- for (unsigned Pos = 0; Pos != 3; ++Pos) {
+ for (unsigned Pos = 0; Pos != array_lengthof(Found); ++Pos) {
if (Found[Pos])
continue; // Already in the canonical position.
for (unsigned Idx = 0; Idx != Components.size(); ++Idx) {
// Do not reparse any components that already matched.
- if (Idx < 3 && Found[Idx])
+ if (Idx < array_lengthof(Found) && Found[Idx])
continue;
// Does this component parse as valid for the target position?
@@ -386,6 +423,10 @@ std::string Triple::normalize(StringRef Str) {
OS = ParseOS(Comp);
Valid = OS != UnknownOS;
break;
+ case 3:
+ Environment = ParseEnvironment(Comp);
+ Valid = Environment != UnknownEnvironment;
+ break;
}
if (!Valid)
continue; // Nope, try the next component.
@@ -404,7 +445,7 @@ std::string Triple::normalize(StringRef Str) {
// components to the right.
for (unsigned i = Pos; !CurrentComponent.empty(); ++i) {
// Skip over any fixed components.
- while (i < 3 && Found[i]) ++i;
+ while (i < array_lengthof(Found) && Found[i]) ++i;
// Place the component at the new position, getting the component
// that was at this position - it will be moved right.
std::swap(CurrentComponent, Components[i]);
@@ -416,22 +457,23 @@ std::string Triple::normalize(StringRef Str) {
do {
// Insert one empty component at Idx.
StringRef CurrentComponent(""); // The empty component.
- for (unsigned i = Idx; i < Components.size(); ++i) {
- // Skip over any fixed components.
- while (i < 3 && Found[i]) ++i;
+ for (unsigned i = Idx; i < Components.size();) {
// Place the component at the new position, getting the component
// that was at this position - it will be moved right.
std::swap(CurrentComponent, Components[i]);
// If it was placed on top of an empty component then we are done.
if (CurrentComponent.empty())
break;
+ // Advance to the next component, skipping any fixed components.
+ while (++i < array_lengthof(Found) && Found[i])
+ ;
}
// The last component was pushed off the end - append it.
if (!CurrentComponent.empty())
Components.push_back(CurrentComponent);
// Advance Idx to the component's new position.
- while (++Idx < 3 && Found[Idx]) {}
+ while (++Idx < array_lengthof(Found) && Found[Idx]) {}
} while (Idx < Pos); // Add more until the final position is reached.
}
assert(Pos < Components.size() && Components[Pos] == Comp &&
@@ -482,17 +524,17 @@ StringRef Triple::getOSAndEnvironmentName() const {
static unsigned EatNumber(StringRef &Str) {
assert(!Str.empty() && Str[0] >= '0' && Str[0] <= '9' && "Not a number");
unsigned Result = Str[0]-'0';
-
+
// Eat the digit.
Str = Str.substr(1);
-
+
// Handle "darwin11".
if (Result == 1 && !Str.empty() && Str[0] >= '0' && Str[0] <= '9') {
Result = Result*10 + (Str[0] - '0');
// Eat the digit.
Str = Str.substr(1);
}
-
+
return Result;
}
@@ -505,10 +547,10 @@ void Triple::getDarwinNumber(unsigned &Maj, unsigned &Min,
assert(getOS() == Darwin && "Not a darwin target triple!");
StringRef OSName = getOSName();
assert(OSName.startswith("darwin") && "Unknown darwin target triple!");
-
+
// Strip off "darwin".
OSName = OSName.substr(6);
-
+
Maj = Min = Revision = 0;
if (OSName.empty() || OSName[0] < '0' || OSName[0] > '9')
@@ -517,27 +559,27 @@ void Triple::getDarwinNumber(unsigned &Maj, unsigned &Min,
// The major version is the first digit.
Maj = EatNumber(OSName);
if (OSName.empty()) return;
-
+
// Handle minor version: 10.4.9 -> darwin8.9.
if (OSName[0] != '.')
return;
-
+
// Eat the '.'.
OSName = OSName.substr(1);
if (OSName.empty() || OSName[0] < '0' || OSName[0] > '9')
return;
-
+
Min = EatNumber(OSName);
if (OSName.empty()) return;
// Handle revision darwin8.9.1
if (OSName[0] != '.')
return;
-
+
// Eat the '.'.
OSName = OSName.substr(1);
-
+
if (OSName.empty() || OSName[0] < '0' || OSName[0] > '9')
return;
@@ -561,6 +603,10 @@ void Triple::setOS(OSType Kind) {
setOSName(getOSTypeName(Kind));
}
+void Triple::setEnvironment(EnvironmentType Kind) {
+ setEnvironmentName(getEnvironmentTypeName(Kind));
+}
+
void Triple::setArchName(StringRef Str) {
// Work around a miscompilation bug for Twines in gcc 4.0.3.
SmallString<64> Triple;
OpenPOWER on IntegriCloud