fromHudsonMacros.h revision 8013
1/* 2 * Copyright 1993, 1994 Hewlett-Packard Development Company, L.P. 3 * 4 * Permission is hereby granted, free of charge, to any person 5 * obtaining a copy of this software and associated documentation 6 * files (the "Software"), to deal in the Software without 7 * restriction, including without limitation the rights to use, copy, 8 * modify, merge, publish, distribute, sublicense, and/or sell copies 9 * of the Software, and to permit persons to whom the Software is 10 * furnished to do so, subject to the following conditions: 11 * 12 * The above copyright notice and this permission notice shall be 13 * included in all copies or substantial portions of the Software. 14 * 15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 16 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 17 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 18 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS 19 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN 20 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN 21 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 22 * SOFTWARE. 23 */ 24 25#ifndef HUDSON_MACROS_LOADED 26#define HUDSON_MACROS_LOADED 1 27 28#define STALL \ 29 mfpr r31, pt0 30 31#define NOP \ 32 bis $31, $31, $31 33 34/* 35** Align code on an 8K byte page boundary. 36*/ 37 38#define ALIGN_PAGE \ 39 .align 13 40 41/* 42** Align code on a 32 byte block boundary. 43*/ 44 45#define ALIGN_BLOCK \ 46 .align 5 47 48/* 49** Align code on a quadword boundary. 50*/ 51 52#define ALIGN_BRANCH \ 53 .align 3 54 55/* 56** Hardware vectors go in .text 0 sub-segment. 57*/ 58 59#define HDW_VECTOR(offset) \ 60 . = offset 61 62/* 63** Privileged CALL_PAL functions are in .text 1 sub-segment. 64*/ 65 66#define CALL_PAL_PRIV(vector) \ 67 . = (PAL_CALL_PAL_PRIV_ENTRY+(vector<<6)) 68 69/* 70** Unprivileged CALL_PAL functions are in .text 1 sub-segment, 71** the privileged bit is removed from these vectors. 72*/ 73 74#define CALL_PAL_UNPRIV(vector) \ 75 . = (PAL_CALL_PAL_UNPRIV_ENTRY+((vector&0x3F)<<6)) 76 77/* 78** Implements a load "immediate" longword function 79*/ 80#define LDLI(reg,val) \ 81 ldah reg, ((val+0x8000) >> 16)(zero); \ 82 lda reg, (val&0xffff)(reg) 83 84#endif 85