URL https://opencores.org/ocsvn/zipcpu/zipcpu/trunk

Subversion Repositories zipcpu

[/] [zipcpu/] [trunk/] [sw/] [zasm/] [twoc.cpp] - Diff between revs 69 and 156

Rev 69	Rev 156
Line 12...	Line 12...
`// Creator: Dan Gisselquist, Ph.D.`	`// Creator: Dan Gisselquist, Ph.D.`
`// Gisselquist Technology, LLC`	`// Gisselquist Technology, LLC`
`//`	`//`
`///////////////////////////////////////////////////////////////////////////`	`///////////////////////////////////////////////////////////////////////////`
`//`	`//`
`// Copyright (C) 2015, Gisselquist Technology, LLC`	`// Copyright (C) 2015-2016, Gisselquist Technology, LLC`
`//`	`//`
`// This program is free software (firmware): you can redistribute it and/or`	`// 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`	`// 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`	`// by the Free Software Foundation, either version 3 of the License, or (at`
`// your option) any later version.`	`// your option) any later version.`
Line 48...	Line 48...
`r \|= (-1l << bits);`	`r \|= (-1l << bits);`
`return r;`	`return r;`
`}`	`}`

`bool sfits(const long val, const int bits) {`	`bool sfits(const long val, const int bits) {`
`long alt = sbits(val, bits);`
`return (sbits(val, bits) == bits);`	`return (sbits(val, bits) == bits);`
`}`	`}`

`unsigned long ubits(const long val, const int bits) {`	`unsigned long ubits(const long val, const int bits) {`
`unsigned long r = val & ((1l<<bits)-1);`	`unsigned long r = val & ((1l<<bits)-1);`