forked from OSchip/llvm-project
61 lines
2.3 KiB
TableGen
61 lines
2.3 KiB
TableGen
// WebAssemblyInstrFloat.td-WebAssembly Float codegen 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 Floating-point operand code-gen constructs.
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///
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//===----------------------------------------------------------------------===//
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defm ADD : BinaryFP<fadd>;
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defm SUB : BinaryFP<fsub>;
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defm MUL : BinaryFP<fmul>;
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defm DIV : BinaryFP<fdiv>;
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defm SQRT : UnaryFP<fsqrt>;
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defm ABS : UnaryFP<fabs>;
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defm NEG : UnaryFP<fneg>;
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defm COPYSIGN : BinaryFP<fcopysign>;
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defm CEIL : UnaryFP<fceil>;
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defm FLOOR : UnaryFP<ffloor>;
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defm TRUNC : UnaryFP<ftrunc>;
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defm NEAREST : UnaryFP<fnearbyint>;
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// WebAssembly doesn't expose inexact exceptions, so map frint to fnearbyint.
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def : Pat<(frint f32:$src), (NEAREST_F32 f32:$src)>;
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def : Pat<(frint f64:$src), (NEAREST_F64 f64:$src)>;
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defm EQ : ComparisonFP<SETOEQ>;
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defm NE : ComparisonFP<SETUNE>;
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defm LT : ComparisonFP<SETOLT>;
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defm LE : ComparisonFP<SETOLE>;
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defm GT : ComparisonFP<SETOGT>;
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defm GE : ComparisonFP<SETOGE>;
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// Don't care floating-point comparisons, supported via other comparisons.
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def : Pat<(seteq f32:$lhs, f32:$rhs), (EQ_F32 f32:$lhs, f32:$rhs)>;
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def : Pat<(setne f32:$lhs, f32:$rhs), (NE_F32 f32:$lhs, f32:$rhs)>;
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def : Pat<(setlt f32:$lhs, f32:$rhs), (LT_F32 f32:$lhs, f32:$rhs)>;
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def : Pat<(setle f32:$lhs, f32:$rhs), (LE_F32 f32:$lhs, f32:$rhs)>;
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def : Pat<(setgt f32:$lhs, f32:$rhs), (GT_F32 f32:$lhs, f32:$rhs)>;
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def : Pat<(setge f32:$lhs, f32:$rhs), (GE_F32 f32:$lhs, f32:$rhs)>;
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def : Pat<(seteq f64:$lhs, f64:$rhs), (EQ_F64 f64:$lhs, f64:$rhs)>;
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def : Pat<(setne f64:$lhs, f64:$rhs), (NE_F64 f64:$lhs, f64:$rhs)>;
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def : Pat<(setlt f64:$lhs, f64:$rhs), (LT_F64 f64:$lhs, f64:$rhs)>;
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def : Pat<(setle f64:$lhs, f64:$rhs), (LE_F64 f64:$lhs, f64:$rhs)>;
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def : Pat<(setgt f64:$lhs, f64:$rhs), (GT_F64 f64:$lhs, f64:$rhs)>;
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def : Pat<(setge f64:$lhs, f64:$rhs), (GE_F64 f64:$lhs, f64:$rhs)>;
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/*
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* TODO(jfb): Add the following for 32-bit and 64-bit.
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*
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* f32.min: minimum (binary operator); if either operand is NaN, returns NaN
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* f32.max: maximum (binary operator); if either operand is NaN, returns NaN
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*/
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