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//===-- AMDGPUInstructions.td - TODO: Add brief description -------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// TODO: Add full description
//
//===----------------------------------------------------------------------===//
include "AMDGPUInstrEnums.td"
class AMDGPUInst <dag outs, dag ins, string asm, list<dag> pattern> : Instruction {
field bits<16> AMDILOp = 0;
field bits<3> Gen = 0;
let Namespace = "AMDIL";
let OutOperandList = outs;
let InOperandList = ins;
let AsmString = asm;
let Pattern = pattern;
let TSFlags{42-40} = Gen;
let TSFlags{63-48} = AMDILOp;
}
class AMDGPUShaderInst <dag outs, dag ins, string asm, list<dag> pattern>
: AMDGPUInst<outs, ins, asm, pattern> {
field bits<32> Inst = 0xffffffff;
}
let isCodeGenOnly = 1 in {
def EXPORT_REG : AMDGPUShaderInst <
(outs),
(ins GPRF32:$src),
"EXPORT_REG $src",
[(int_AMDGPU_export_reg GPRF32:$src)]
>;
def LOAD_INPUT : AMDGPUShaderInst <
(outs GPRF32:$dst),
(ins i32imm:$src),
"LOAD_INPUT $dst, $src",
[] >;
def MASK_WRITE : AMDGPUShaderInst <
(outs),
(ins GPRF32:$src),
"MASK_WRITE $src",
[]
>;
def RESERVE_REG : AMDGPUShaderInst <
(outs GPRF32:$dst),
(ins i32imm:$src),
"RESERVE_REG $dst, $src",
[(set GPRF32:$dst, (int_AMDGPU_reserve_reg imm:$src))]
>;
def STORE_OUTPUT: AMDGPUShaderInst <
(outs GPRF32:$dst),
(ins GPRF32:$src0, i32imm:$src1),
"STORE_OUTPUT $dst, $src0, $src1",
[(set GPRF32:$dst, (int_AMDGPU_store_output GPRF32:$src0, imm:$src1))]
>;
}
/* Generic helper patterns for intrinsics */
/* -------------------------------------- */
class POW_Common <AMDGPUInst log_ieee, AMDGPUInst exp_ieee, AMDGPUInst mul,
RegisterClass rc> : Pat <
(int_AMDGPU_pow rc:$src0, rc:$src1),
(exp_ieee (mul rc:$src1, (log_ieee rc:$src0)))
>;
/* Other helper patterns */
/* --------------------- */
/* Extract element pattern */
class Extract_Element <ValueType sub_type, ValueType vec_type,
RegisterClass vec_class, int sub_idx,
SubRegIndex sub_reg>: Pat<
(sub_type (vector_extract (vec_type vec_class:$src), sub_idx)),
(EXTRACT_SUBREG vec_class:$src, sub_reg)
>;
/* Insert element pattern */
class Insert_Element <ValueType elem_type, ValueType vec_type,
RegisterClass elem_class, RegisterClass vec_class,
int sub_idx, SubRegIndex sub_reg> : Pat <
(vec_type (vector_insert (vec_type vec_class:$vec),
(elem_type elem_class:$elem), sub_idx)),
(INSERT_SUBREG vec_class:$vec, elem_class:$elem, sub_reg)
>;
include "R600Instructions.td"
include "SIInstrInfo.td"
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