//===-- llvm/Instrinsics.h - LLVM Intrinsic Function Handling ---*- C++ -*-===//
+//
+// The LLVM Compiler Infrastructure
+//
+// This file was developed by the LLVM research group and is distributed under
+// the University of Illinois Open Source License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
//
// This file defines a set of enums which allow processing of intrinsic
// functions. Values of these enum types are returned by
#ifndef LLVM_INTRINSICS_H
#define LLVM_INTRINSICS_H
-/// LLVMIntrinsic Namespace - This namespace contains an enum with a value for
+namespace llvm {
+
+/// 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().
///
-namespace LLVMIntrinsic {
+namespace Intrinsic {
enum ID {
not_intrinsic = 0, // Must be zero
- va_start, // Used to represent a va_start call in C
- va_end, // Used to represent a va_end call in C
- va_copy, // Used to represent a va_copy call in C
+ // 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
+
+ // 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
- //===------------------------------------------------------------------===//
- // This section defines intrinsic functions used to represent Alpha
- // instructions...
- //
- alpha_ctlz, // CTLZ (count leading zero): counts the number of leading
- // zeros in the given ulong value
- alpha_cttz, // CTTZ (count trailing zero): counts the number of trailing
- // zeros in the given ulong value
- alpha_ctpop, // CTPOP (count population): counts the number of ones in
- // the given ulong value
- alpha_umulh, // UMULH (unsigned multiply quadword high): Takes two 64-bit
- // (ulong) values, and returns the upper 64 bits of their
- // 128 bit product as a ulong
+
+ // Standard libc functions.
+ memcpy, // Copy non-overlapping memory blocks
+ memmove, // Copy potentially overlapping memory blocks
+ memset, // Fill memory with a byte value
+
+ // libm related functions.
+ isunordered, // Return true if either argument is a NaN
+
+ // Input/Output intrinsics.
+ readport,
+ writeport,
+ readio,
+ writeio
};
-}
+
+} // End Intrinsic namespace
+
+} // End llvm namespace
#endif