#include "llvm/ADT/Triple.h"
#include "llvm/ADT/SmallString.h"
+#include "llvm/ADT/STLExtras.h"
#include "llvm/ADT/Twine.h"
#include <cassert>
#include <cstring>
return "<invalid>";
}
+const char *Triple::getEnvironmentTypeName(EnvironmentType Kind) {
+ switch (Kind) {
+ case UnknownEnvironment: return "unknown";
+ }
+
+ return "<invalid>";
+}
+
Triple::ArchType Triple::getArchTypeForLLVMName(StringRef Name) {
if (Name == "alpha")
return alpha;
return UnknownOS;
}
+Triple::EnvironmentType Triple::ParseEnvironment(StringRef EnvironmentName) {
+ 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!");
}
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?
OS = ParseOS(Comp);
Valid = OS != UnknownOS;
break;
+ case 3:
+ Environment = ParseEnvironment(Comp);
+ Valid = Environment != UnknownEnvironment;
+ break;
}
if (!Valid)
continue; // Nope, try the next component.
// 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]);
StringRef CurrentComponent(""); // The empty component.
for (unsigned i = Idx; i < Components.size(); ++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]);
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 &&
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;