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f4836c754a
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@7372 91177308-0d34-0410-b5e6-96231b3b80d8
44 lines
1.7 KiB
C++
44 lines
1.7 KiB
C++
//===-- llvm/Instrinsics.h - LLVM Intrinsic Function Handling ---*- C++ -*-===//
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//
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// This file defines a set of enums which allow processing of intrinsic
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// functions. Values of these enum types are returned by
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// Function::getIntrinsicID.
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_INTRINSICS_H
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#define LLVM_INTRINSICS_H
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/// LLVMIntrinsic Namespace - This namespace contains an enum with a value for
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/// every intrinsic/builtin function known by LLVM. These enum values are
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/// returned by Function::getIntrinsicID().
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///
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namespace LLVMIntrinsic {
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enum ID {
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not_intrinsic = 0, // Must be zero
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va_start, // Used to represent a va_start call in C
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va_end, // Used to represent a va_end call in C
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va_copy, // Used to represent a va_copy call in C
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setjmp, // Used to represent a setjmp call in C
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longjmp, // Used to represent a longjmp call in C
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//===------------------------------------------------------------------===//
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// This section defines intrinsic functions used to represent Alpha
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// instructions...
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//
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alpha_ctlz, // CTLZ (count leading zero): counts the number of leading
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// zeros in the given ulong value
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alpha_cttz, // CTTZ (count trailing zero): counts the number of trailing
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// zeros in the given ulong value
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alpha_ctpop, // CTPOP (count population): counts the number of ones in
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// the given ulong value
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alpha_umulh, // UMULH (unsigned multiply quadword high): Takes two 64-bit
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// (ulong) values, and returns the upper 64 bits of their
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// 128 bit product as a ulong
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};
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}
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#endif
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