URL
https://opencores.org/ocsvn/zipcpu/zipcpu/trunk
Subversion Repositories zipcpu
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- This comparison shows the changes necessary to convert path
/zipcpu/trunk/bench/asm
- from Rev 50 to Rev 42
- ↔ Reverse comparison
Rev 50 → Rev 42
/testdiv.S
1,77 → 1,3
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
; |
; Filename: testdiv.S |
; |
; Project: Zip CPU -- a small, lightweight, RISC CPU soft core |
; |
; Purpose: Tests the libraries signed division algorithm. |
; |
; Creator: Dan Gisselquist, Ph.D. |
; Gisselquist Tecnology, LLC |
; |
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
; |
; Copyright (C) 2015, Gisselquist Technology, LLC |
; |
; This program is free software (firmware): you can redistribute it and/or |
; modify it under the terms of the GNU General Public License as published |
; by the Free Software Foundation, either version 3 of the License, or (at |
; your option) any later version. |
; |
; This program is distributed in the hope that it will be useful, but WITHOUT |
; ANY WARRANTY; without even the implied warranty of MERCHANTIBILITY or |
; FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
; for more details. |
; |
; License: GPL, v3, as defined and found on www.gnu.org, |
; http://www.gnu.org/licenses/gpl.html |
; |
; |
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
; |
; Registers: |
; R12 Peripheral base |
; R11 Address of our one memory variable |
; |
#include "sys.i" |
start: |
LDI 0xc0000000,R12 ; Get the address of our peripheral base |
MOV $1(PC),R11 ; Get a memory address for a variable |
BRA skip_test_variable |
test_variable: |
.DAT 0 |
skip_test_variable: |
LDI $-1,R0 ; Start the watchdog timer |
STO R0,sys.bus.wdt(R12) |
LSR $1,R0 ; R0 now = 0x7fffffff |
STO R0,sys.bus.tma(R12) |
LSR $1,R0 ; R0 now = 0x3fffffff |
STO R0,sys.bus.tmb(R12) |
LSR $1,R0 |
STO R0,sys.bus.tmc(R12) |
; |
CLR R0 |
wdt_test_loop: |
ADD $1,R0 |
LOD (R11),R1 |
CMP R0,R1 |
STO.LT R0,(R11) |
TST -1,R0 |
BLT wdt_test_program_is_broken |
BRA wdt_test_loop |
|
wdt_test_program_is_broken: |
HALT |
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entry: |
; Set up a test program |
MOV test_div_program(PC),uPC |
/zipdhry.S
1,35 → 1,3
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
; |
; Filename: zipdhry.S |
; |
; Project: Zip CPU -- a small, lightweight, RISC CPU soft core |
; |
; Purpose: Zip assembly file for running the Dhrystone benchmark in the |
; Zip CPU. |
; |
; Creator: Dan Gisselquist, Ph.D. |
; Gisselquist Tecnology, LLC |
; |
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
; |
; Copyright (C) 2015, Gisselquist Technology, LLC |
; |
; This program is free software (firmware): you can redistribute it and/or |
; modify it under the terms of the GNU General Public License as published |
; by the Free Software Foundation, either version 3 of the License, or (at |
; your option) any later version. |
; |
; This program is distributed in the hope that it will be useful, but WITHOUT |
; ANY WARRANTY; without even the implied warranty of MERCHANTIBILITY or |
; FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
; for more details. |
; |
; License: GPL, v3, as defined and found on www.gnu.org, |
; http://www.gnu.org/licenses/gpl.html |
; |
; |
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
; |
// Under Verilator: |
// DMIPS: 25.57 100 MHz 0.26 |
// For comparison: |
/Makefile
1,35 → 1,3
################################################################################ |
# |
# Filename: Makefile |
# |
# Project: Zip CPU -- a small, lightweight, RISC CPU soft core |
# |
# Purpose: This makefile builds the various assembler level test benches |
# that exist. |
# |
# Creator: Dan Gisselquist, Ph.D. |
# Gisselquist Tecnology, LLC |
# |
################################################################################ |
# |
# Copyright (C) 2015, Gisselquist Technology, LLC |
# |
# This program is free software (firmware): you can redistribute it and/or |
# modify it under the terms of the GNU General Public License as published |
# by the Free Software Foundation, either version 3 of the License, or (at |
# your option) any later version. |
# |
# This program is distributed in the hope that it will be useful, but WITHOUT |
# ANY WARRANTY; without even the implied warranty of MERCHANTIBILITY or |
# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
# for more details. |
# |
# License: GPL, v3, as defined and found on www.gnu.org, |
# http://www.gnu.org/licenses/gpl.html |
# |
# |
################################################################################ |
# |
all: zipdhry.z testdiv.z wdt.z |
ZASM := ../../sw/zasm/zasm |
ZDMP := ../../sw/zasm/zdump |