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/*=======================================================================================*/
/* This Sail RISC-V architecture model, comprising all files and */
/* directories except where otherwise noted is subject the BSD */
/* two-clause license in the LICENSE file. */
/* */
/* SPDX-License-Identifier: BSD-2-Clause */
/*=======================================================================================*/
union clause ast = SINVAL_VMA : (regidx, regidx)
mapping clause encdec =
SINVAL_VMA(rs1, rs2) if haveSvinval()
<-> 0b0001011 @ rs2 : regidx @ rs1 : regidx @ 0b000 @ 0b00000 @ 0b1110011 if haveSvinval()
function clause execute SINVAL_VMA(rs1, rs2) = {
execute(SFENCE_VMA(rs1, rs2))
}
mapping clause assembly = SINVAL_VMA(rs1, rs2)
<-> "sinval.vma" ^ spc() ^ reg_name(rs1) ^ sep() ^ reg_name(rs2)
/* ****************************************************************** */
union clause ast = SFENCE_W_INVAL : unit
mapping clause encdec =
SFENCE_W_INVAL() if haveSvinval()
<-> 0b0001100 @ 0b00000 @ 0b00000 @ 0b000 @ 0b00000 @ 0b1110011 if haveSvinval()
function clause execute SFENCE_W_INVAL() = {
if cur_privilege == User
then { handle_illegal(); RETIRE_FAIL }
else { RETIRE_SUCCESS } // Implemented as no-op as all memory operations are visible immediately the current Sail model
}
mapping clause assembly = SFENCE_W_INVAL() <-> "sfence.w.inval"
/* ****************************************************************** */
union clause ast = SFENCE_INVAL_IR : unit
mapping clause encdec =
SFENCE_INVAL_IR() if haveSvinval()
<-> 0b0001100 @ 0b00001 @ 0b00000 @ 0b000 @ 0b00000 @ 0b1110011 if haveSvinval()
function clause execute SFENCE_INVAL_IR() = {
if cur_privilege == User
then { handle_illegal(); RETIRE_FAIL }
else { RETIRE_SUCCESS } // Implemented as no-op as all memory operations are visible immediately in current Sail model
}
mapping clause assembly = SFENCE_INVAL_IR() <-> "sfence.inval.ir"
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