fromHudsonMacros.h revision 8029:442f90a944eb
1/* 2 * Copyright (c) 1993-1994 The Hewlett-Packard Development Company 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions are 7 * met: redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer; 9 * redistributions in binary form must reproduce the above copyright 10 * notice, this list of conditions and the following disclaimer in the 11 * documentation and/or other materials provided with the distribution; 12 * neither the name of the copyright holders nor the names of its 13 * contributors may be used to endorse or promote products derived from 14 * this software without specific prior written permission. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 17 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 18 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 19 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 20 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 21 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 22 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 26 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29#ifndef HUDSON_MACROS_LOADED 30#define HUDSON_MACROS_LOADED 1 31 32#define STALL \ 33 mfpr r31, pt0 34 35#define NOP \ 36 bis $31, $31, $31 37 38/* 39** Align code on an 8K byte page boundary. 40*/ 41 42#define ALIGN_PAGE \ 43 .align 13 44 45/* 46** Align code on a 32 byte block boundary. 47*/ 48 49#define ALIGN_BLOCK \ 50 .align 5 51 52/* 53** Align code on a quadword boundary. 54*/ 55 56#define ALIGN_BRANCH \ 57 .align 3 58 59/* 60** Hardware vectors go in .text 0 sub-segment. 61*/ 62 63#define HDW_VECTOR(offset) \ 64 . = offset 65 66/* 67** Privileged CALL_PAL functions are in .text 1 sub-segment. 68*/ 69 70#define CALL_PAL_PRIV(vector) \ 71 . = (PAL_CALL_PAL_PRIV_ENTRY+(vector<<6)) 72 73/* 74** Unprivileged CALL_PAL functions are in .text 1 sub-segment, 75** the privileged bit is removed from these vectors. 76*/ 77 78#define CALL_PAL_UNPRIV(vector) \ 79 . = (PAL_CALL_PAL_UNPRIV_ENTRY+((vector&0x3F)<<6)) 80 81/* 82** Implements a load "immediate" longword function 83*/ 84#define LDLI(reg,val) \ 85 ldah reg, ((val+0x8000) >> 16)(zero); \ 86 lda reg, (val&0xffff)(reg) 87 88#endif 89