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#
# RISC-V translation routines for the RVXI Base Integer Instruction Set.
#
# Copyright (c) 2018 Peer Adelt, peer.adelt@hni.uni-paderborn.de
# Bastian Koppelmann, kbastian@mail.uni-paderborn.de
#
# This program is free software; you can redistribute it and/or modify it
# under the terms and conditions of the GNU General Public License,
# version 2 or later, as published by the Free Software Foundation.
#
# This program is distributed in the hope it will be useful, but WITHOUT
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
# more details.
#
# You should have received a copy of the GNU General Public License along with
# this program. If not, see <http://www.gnu.org/licenses/>.
# Fields:
%rd 7:5
%rs1_3 7:3 !function=ex_rvc_register
%rs2_3 2:3 !function=ex_rvc_register
# Immediates:
%nzuimm_ciw 7:4 11:2 5:1 6:1 !function=ex_shift_2
%uimm_cl_d 5:2 10:3 !function=ex_shift_3
%uimm_cl_w 5:1 10:3 6:1 !function=ex_shift_2
# Argument sets:
&cl rs1 rd
&cl_dw uimm rs1 rd
&ciw nzuimm rd
&cs rs1 rs2
&cs_dw uimm rs1 rs2
# Formats 16:
@ciw ... ........ ... .. &ciw nzuimm=%nzuimm_ciw rd=%rs2_3
@cl_d ... ... ... .. ... .. &cl_dw uimm=%uimm_cl_d rs1=%rs1_3 rd=%rs2_3
@cl_w ... ... ... .. ... .. &cl_dw uimm=%uimm_cl_w rs1=%rs1_3 rd=%rs2_3
@cl ... ... ... .. ... .. &cl rs1=%rs1_3 rd=%rs2_3
@cs ... ... ... .. ... .. &cs rs1=%rs1_3 rs2=%rs2_3
@cs_d ... ... ... .. ... .. &cs_dw uimm=%uimm_cl_d rs1=%rs1_3 rs2=%rs2_3
@cs_w ... ... ... .. ... .. &cs_dw uimm=%uimm_cl_w rs1=%rs1_3 rs2=%rs2_3
# *** RV64C Standard Extension (Quadrant 0) ***
c_addi4spn 000 ........ ... 00 @ciw
c_fld 001 ... ... .. ... 00 @cl_d
c_lw 010 ... ... .. ... 00 @cl_w
c_flw_ld 011 --- ... -- ... 00 @cl #Note: Must parse uimm manually
c_fsd 101 ... ... .. ... 00 @cs_d
c_sw 110 ... ... .. ... 00 @cs_w
c_fsw_sd 111 --- ... -- ... 00 @cs #Note: Must parse uimm manually
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