Add basic support for the pic-* target triples and add support for
targets that do not support recursion (and thus codegen stack variables
as globals).
Patch contributed by Alireza Moshtaghi!
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@50844 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Basic/Targets.cpp b/lib/Basic/Targets.cpp
index c4ffa0d..25bc6fb 100644
--- a/lib/Basic/Targets.cpp
+++ b/lib/Basic/Targets.cpp
@@ -863,6 +863,36 @@
} // end anonymous namespace.
+namespace {
+ class PIC16TargetInfo : public TargetInfo{
+ public:
+ PIC16TargetInfo(const std::string& triple) : TargetInfo(triple) {
+ IntWidth = IntAlign = 16;
+ }
+ virtual uint64_t getPointerWidth(unsigned AddrSpace) const { return 16; }
+ virtual uint64_t getPointerAlign(unsigned AddrSpace) const { return 8; }
+ virtual unsigned getIntWidth() const { return 16; }
+ virtual unsigned getIntAlign() const { return 8; }
+ virtual void getTargetDefines(std::vector<char> &Defines) const {
+ Define(Defines, "__pic16");
+ }
+ virtual void getTargetBuiltins(const Builtin::Info *&Records,
+ unsigned &NumRecords) const {}
+ virtual const char *getVAListDeclaration() const { return "";}
+ virtual const char *getClobbers() const {return "";}
+ virtual const char *getTargetPrefix() const {return "";}
+ virtual void getGCCRegNames(const char * const *&Names,
+ unsigned &NumNames) const {}
+ virtual bool validateAsmConstraint(char c,
+ TargetInfo::ConstraintInfo &info) const {
+ return true;
+ }
+ virtual void getGCCRegAliases(const GCCRegAlias *&Aliases,
+ unsigned &NumAliases) const {}
+ virtual bool useGlobalsForAutomaticVariables() const {return true;}
+ };
+}
+
//===----------------------------------------------------------------------===//
// Driver code
//===----------------------------------------------------------------------===//
@@ -890,6 +920,9 @@
if (T.find("x86_64-") == 0)
return new DarwinX86_64TargetInfo(T);
+ if (T.find("pic16-") == 0)
+ return new PIC16TargetInfo(T);
+
if (IsX86(T))
return new DarwinI386TargetInfo(T);