//===- llvm/IR/ConstrainedOps.def - Constrained intrinsics ------*- C++ -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
//
// Defines properties of constrained intrinsics, in particular corresponding
// floating point operations and DAG nodes.
//
//===----------------------------------------------------------------------===//

#ifndef INSTRUCTION
#define INSTRUCTION(N,A,R,I,D)
#endif

// In most cases intrinsic function is handled similar to instruction.
#ifndef FUNCTION
#define FUNCTION INSTRUCTION
#endif

// Likewise for compare instructions.
#ifndef CMP_INSTRUCTION
#define CMP_INSTRUCTION INSTRUCTION
#endif

// Arguments of the entries are:
// - instruction or intrinsic function name.
// - Number of original instruction/intrinsic arguments.
// - 1 if the corresponding constrained intrinsic has rounding mode argument.
// - name of the constrained intrinsic to represent this instruction/function.
// - DAG node corresponding to the constrained intrinsic without prefix STRICT_.

// These are definitions for instructions, that are converted into constrained
// intrinsics.
//
INSTRUCTION(FAdd,         2, 1, experimental_constrained_fadd,       FADD)
INSTRUCTION(FSub,         2, 1, experimental_constrained_fsub,       FSUB)
INSTRUCTION(FMul,         2, 1, experimental_constrained_fmul,       FMUL)
INSTRUCTION(FDiv,         2, 1, experimental_constrained_fdiv,       FDIV)
INSTRUCTION(FRem,         2, 1, experimental_constrained_frem,       FREM)
INSTRUCTION(FPExt,        1, 0, experimental_constrained_fpext,      FP_EXTEND)
INSTRUCTION(SIToFP,       1, 1, experimental_constrained_sitofp,     SINT_TO_FP)
INSTRUCTION(UIToFP,       1, 1, experimental_constrained_uitofp,     UINT_TO_FP)
INSTRUCTION(FPToSI,       1, 0, experimental_constrained_fptosi,     FP_TO_SINT)
INSTRUCTION(FPToUI,       1, 0, experimental_constrained_fptoui,     FP_TO_UINT)
INSTRUCTION(FPTrunc,      1, 1, experimental_constrained_fptrunc,    FP_ROUND)

// These are definitions for compare instructions (signaling and quiet version).
// Both of these match to FCmp / SETCC.
CMP_INSTRUCTION(FCmp,     2, 0, experimental_constrained_fcmp,       FSETCC)
CMP_INSTRUCTION(FCmp,     2, 0, experimental_constrained_fcmps,      FSETCCS)

// Theses are definitions for intrinsic functions, that are converted into
// constrained intrinsics.
//
FUNCTION(ceil,            1, 0, experimental_constrained_ceil,       FCEIL)
FUNCTION(cos,             1, 1, experimental_constrained_cos,        FCOS)
FUNCTION(exp,             1, 1, experimental_constrained_exp,        FEXP)
FUNCTION(exp2,            1, 1, experimental_constrained_exp2,       FEXP2)
FUNCTION(floor,           1, 0, experimental_constrained_floor,      FFLOOR)
FUNCTION(fma,             3, 1, experimental_constrained_fma,        FMA)
FUNCTION(log,             1, 1, experimental_constrained_log,        FLOG)
FUNCTION(log10,           1, 1, experimental_constrained_log10,      FLOG10)
FUNCTION(log2,            1, 1, experimental_constrained_log2,       FLOG2)
FUNCTION(lrint,           1, 1, experimental_constrained_lrint,      LRINT)
FUNCTION(llrint,          1, 1, experimental_constrained_llrint,     LLRINT)
FUNCTION(lround,          1, 0, experimental_constrained_lround,     LROUND)
FUNCTION(llround,         1, 0, experimental_constrained_llround,    LLROUND)
FUNCTION(maxnum,          2, 0, experimental_constrained_maxnum,     FMAXNUM)
FUNCTION(minnum,          2, 0, experimental_constrained_minnum,     FMINNUM)
FUNCTION(maximum,         2, 0, experimental_constrained_maximum,    FMAXIMUM)
FUNCTION(minimum,         2, 0, experimental_constrained_minimum,    FMINIMUM)
FUNCTION(nearbyint,       1, 1, experimental_constrained_nearbyint,  FNEARBYINT)
FUNCTION(pow,             2, 1, experimental_constrained_pow,        FPOW)
FUNCTION(powi,            2, 1, experimental_constrained_powi,       FPOWI)
FUNCTION(rint,            1, 1, experimental_constrained_rint,       FRINT)
FUNCTION(round,           1, 0, experimental_constrained_round,      FROUND)
FUNCTION(sin,             1, 1, experimental_constrained_sin,        FSIN)
FUNCTION(sqrt,            1, 1, experimental_constrained_sqrt,       FSQRT)
FUNCTION(trunc,           1, 0, experimental_constrained_trunc,      FTRUNC)

#undef INSTRUCTION
#undef FUNCTION
#undef CMP_INSTRUCTION