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270e6f8a27
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@247649 91177308-0d34-0410-b5e6-96231b3b80d8
48 lines
2.8 KiB
TableGen
48 lines
2.8 KiB
TableGen
//===-- WebAssemblyInstrConv.td-WebAssembly Conversion support -*- tablegen -*-=
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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///
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/// \file
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/// \brief WebAssembly datatype conversions, truncations, reinterpretations,
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/// promotions, and demotions operand code-gen constructs.
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///
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//===----------------------------------------------------------------------===//
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/*
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* TODO(jfb): Add the following.
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*
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* int32.wrap[int64]: wrap a 64-bit integer to a 32-bit integer
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* int32.trunc_signed[float32]: truncate a 32-bit float to a signed 32-bit integer
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* int32.trunc_signed[float64]: truncate a 64-bit float to a signed 32-bit integer
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* int32.trunc_unsigned[float32]: truncate a 32-bit float to an unsigned 32-bit integer
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* int32.trunc_unsigned[float64]: truncate a 64-bit float to an unsigned 32-bit integer
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* int32.reinterpret[float32]: reinterpret the bits of a 32-bit float as a 32-bit integer
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* int64.extend_signed[int32]: extend a signed 32-bit integer to a 64-bit integer
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* int64.extend_unsigned[int32]: extend an unsigned 32-bit integer to a 64-bit integer
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* int64.trunc_signed[float32]: truncate a 32-bit float to a signed 64-bit integer
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* int64.trunc_signed[float64]: truncate a 64-bit float to a signed 64-bit integer
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* int64.trunc_unsigned[float32]: truncate a 32-bit float to an unsigned 64-bit integer
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* int64.trunc_unsigned[float64]: truncate a 64-bit float to an unsigned 64-bit integer
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* int64.reinterpret[float64]: reinterpret the bits of a 64-bit float as a 64-bit integer
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* float32.demote[float64]: demote a 64-bit float to a 32-bit float
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* float32.cvt_signed[int32]: convert a signed 32-bit integer to a 32-bit float
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* float32.cvt_signed[int64]: convert a signed 64-bit integer to a 32-bit float
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* float32.cvt_unsigned[int32]: convert an unsigned 32-bit integer to a 32-bit float
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* float32.cvt_unsigned[int64]: convert an unsigned 64-bit integer to a 32-bit float
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* float32.reinterpret[int32]: reinterpret the bits of a 32-bit integer as a 32-bit float
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* float64.promote[float32]: promote a 32-bit float to a 64-bit float
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* float64.cvt_signed[int32]: convert a signed 32-bit integer to a 64-bit float
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* float64.cvt_signed[int64]: convert a signed 64-bit integer to a 64-bit float
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* float64.cvt_unsigned[int32]: convert an unsigned 32-bit integer to a 64-bit float
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* float64.cvt_unsigned[int64]: convert an unsigned 64-bit integer to a 64-bit float
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* float64.reinterpret[int64]: reinterpret the bits of a 64-bit integer as a 64-bit float
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*/
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def WRAP_I64_I32 : I<(outs Int32:$dst), (ins Int64:$src),
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[(set Int32:$dst, (trunc Int64:$src))]>;
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