namespace llvm {
+class Type;
+class FunctionType;
+class Function;
+class Module;
+
/// Intrinsic Namespace - This namespace contains an enum with a value for
/// every intrinsic/builtin function known by LLVM. These enum values are
/// returned by Function::getIntrinsicID().
enum ID {
not_intrinsic = 0, // Must be zero
- // Varargs handling intrinsics.
- vastart, // Used to implement the va_start macro in C
- vaend, // Used to implement the va_end macro in C
- vacopy, // Used to implement the va_copy macro in C
-
- // Code generator intrinsics.
- returnaddress, // Yields the return address of a dynamic call frame
- frameaddress, // Yields the frame address of a dynamic call frame
- stacksave, // Save the stack pointer
- stackrestore, // Restore the stack pointer
- prefetch, // Prefetch a value into the cache
- pcmarker, // Export a PC from near the marker
- readcyclecounter, // Read cycle counter register
-
- // setjmp/longjmp intrinsics.
- setjmp, // Used to represent a setjmp call in C
- longjmp, // Used to represent a longjmp call in C
- sigsetjmp, // Used to represent a sigsetjmp call in C
- siglongjmp, // Used to represent a siglongjmp call in C
-
- // Garbage Collection intrinsics.
- gcroot, // Defines a new GC root on the stack
- gcread, // Defines a read of a heap object (for read barriers)
- gcwrite, // Defines a write to a heap object (for write barriers)
-
- // Debugging intrinsics.
- dbg_stoppoint, // Represents source lines and breakpointable places
- dbg_region_start, // Start of a region
- dbg_region_end, // End of a region
- dbg_func_start, // Start of a function
- dbg_declare, // Declare a local object
-
- // Standard C library intrinsics.
- memcpy, // Copy non-overlapping memory blocks
- memmove, // Copy potentially overlapping memory blocks
- memset, // Fill memory with a byte value
- isunordered, // Return true if either argument is a NaN
- sqrt, // Square root
-
- // Bit manipulation instrinsics.
- bswap_i16, // Byteswap 16 bits
- bswap_i32, // Byteswap 32 bits
- bswap_i64, // Byteswap 64 bits
- ctpop, // Count population
- ctlz, // Count leading zeros
- cttz, // Count trailing zeros
-
- // Input/Output intrinsics.
- readport,
- writeport,
- readio,
- writeio
-
+ // Get the intrinsic enums generated from Intrinsics.td
+#define GET_INTRINSIC_ENUM_VALUES
+#include "llvm/Intrinsics.gen"
+#undef GET_INTRINSIC_ENUM_VALUES
+ , num_intrinsics
};
-
+
+ /// Intrinsic::getName(ID) - Return the LLVM name for an intrinsic, such as
+ /// "llvm.ppc.altivec.lvx".
+ std::string getName(ID id, const Type **Tys = 0, unsigned numTys = 0);
+
+ /// Intrinsic::getType(ID) - Return the function type for an intrinsic.
+ ///
+ const FunctionType *getType(ID id, const Type **Tys = 0, unsigned numTys = 0);
+
+ /// Intrinsic::getDeclaration(M, ID) - Create or insert an LLVM Function
+ /// declaration for an intrinsic, and return it.
+ Function *getDeclaration(Module *M, ID id, const Type **Tys = 0,
+ unsigned numTys = 0);
+
} // End Intrinsic namespace
} // End llvm namespace