1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License, Version 1.0 only 6 * (the "License"). You may not use this file except in compliance 7 * with the License. 8 * 9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10 * or http://www.opensolaris.org/os/licensing. 11 * See the License for the specific language governing permissions 12 * and limitations under the License. 13 * 14 * When distributing Covered Code, include this CDDL HEADER in each 15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16 * If applicable, add the following below this CDDL HEADER, with the 17 * fields enclosed by brackets "[]" replaced with your own identifying 18 * information: Portions Copyright [yyyy] [name of copyright owner] 19 * 20 * CDDL HEADER END 21 */ 22 /* 23 * Copyright 2004 Sun Microsystems, Inc. All rights reserved. 24 * Use is subject to license terms. 25 */ 26 27 #ifndef _MACH_H 28 #define _MACH_H 29 30 #ifdef __cplusplus 31 extern "C" { 32 #endif 33 34 #include <sys/reg.h> 35 #include <sys/types.h> 36 37 #if defined(__sparc) 38 39 #define GETARG0(regset) regset->lr_rego0 40 #define GETARG1(regset) regset->lr_rego1 41 #define GETARG2(regset) regset->lr_rego2 42 #define GETARG3(regset) regset->lr_rego3 43 #define GETARG4(regset) regset->lr_rego4 44 #define GETARG5(regset) regset->lr_rego5 45 46 #define GETARG_6NUP(i, regset) (((ulong_t *)regset->lr_rego6)[23+i-6]) 47 48 #define GETFRAME(regset) regset->lr_rego6 49 #define GETPREVPC(regset) regset->lr_rego7 50 51 #elif defined(__amd64) 52 53 #define GETARG0(regset) regset->lr_rdi 54 #define GETARG1(regset) regset->lr_rsi 55 #define GETARG2(regset) regset->lr_rdx 56 #define GETARG3(regset) regset->lr_rcx 57 #define GETARG4(regset) regset->lr_r8 58 #define GETARG5(regset) regset->lr_r9 59 60 #define GETARG_6NUP(i, regset) (((ulong_t *)regset->lr_rsp)[i+1-6]) 61 62 #define GETFRAME(regset) (regset->lr_rbp) 63 #define GETPREVPC(regset) (*(uintptr_t *)regset->lr_rsp) 64 65 #elif defined(i386) 66 67 #define GETARG0(regset) (((ulong_t *)regset->lr_esp)[1]) 68 #define GETARG1(regset) (((ulong_t *)regset->lr_esp)[2]) 69 #define GETARG2(regset) (((ulong_t *)regset->lr_esp)[3]) 70 #define GETARG3(regset) (((ulong_t *)regset->lr_esp)[4]) 71 #define GETARG4(regset) (((ulong_t *)regset->lr_esp)[5]) 72 #define GETARG5(regset) (((ulong_t *)regset->lr_esp)[6]) 73 74 #define GETARG_6NUP(i, regset) (((ulong_t *)regset->lr_esp)[i+1]) 75 76 #define GETFRAME(regset) (regset->lr_ebp) 77 #define GETPREVPC(regset) (*(uintptr_t *)regset->lr_esp) 78 #else 79 #error unsupported architecture! 80 #endif 81 82 #ifdef __cplusplus 83 } 84 #endif 85 86 #endif /* _MACH_H */ 87