/* * Copyright (c) 2004 Apple Computer, Inc. All rights reserved. * * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ * * This file contains Original Code and/or Modifications of Original Code * as defined in and that are subject to the Apple Public Source License * Version 2.0 (the 'License'). You may not use this file except in * compliance with the License. The rights granted to you under the License * may not be used to create, or enable the creation or redistribution of, * unlawful or unlicensed copies of an Apple operating system, or to * circumvent, violate, or enable the circumvention or violation of, any * terms of an Apple operating system software license agreement. * * Please obtain a copy of the License at * http://www.opensource.apple.com/apsl/ and read it before using this file. * * The Original Code and all software distributed under the License are * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. * Please see the License for the specific language governing rights and * limitations under the License. * * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ */ /* * @OSF_COPYRIGHT@ */ #ifndef _MACH_PPC__STRUCTS_H_ #define _MACH_PPC__STRUCTS_H_ #include <sys/cdefs.h> /* * ppc_thread_state is the structure that is exported to user threads for * use in status/mutate calls. This structure should never change. * */ #if __DARWIN_UNIX03 #define _STRUCT_PPC_THREAD_STATE struct __darwin_ppc_thread_state _STRUCT_PPC_THREAD_STATE { unsigned int __srr0; /* Instruction address register (PC) */ unsigned int __srr1; /* Machine state register (supervisor) */ unsigned int __r0; unsigned int __r1; unsigned int __r2; unsigned int __r3; unsigned int __r4; unsigned int __r5; unsigned int __r6; unsigned int __r7; unsigned int __r8; unsigned int __r9; unsigned int __r10; unsigned int __r11; unsigned int __r12; unsigned int __r13; unsigned int __r14; unsigned int __r15; unsigned int __r16; unsigned int __r17; unsigned int __r18; unsigned int __r19; unsigned int __r20; unsigned int __r21; unsigned int __r22; unsigned int __r23; unsigned int __r24; unsigned int __r25; unsigned int __r26; unsigned int __r27; unsigned int __r28; unsigned int __r29; unsigned int __r30; unsigned int __r31; unsigned int __cr; /* Condition register */ unsigned int __xer; /* User's integer exception register */ unsigned int __lr; /* Link register */ unsigned int __ctr; /* Count register */ unsigned int __mq; /* MQ register (601 only) */ unsigned int __vrsave; /* Vector Save Register */ }; #else /* !__DARWIN_UNIX03 */ #define _STRUCT_PPC_THREAD_STATE struct ppc_thread_state _STRUCT_PPC_THREAD_STATE { unsigned int srr0; /* Instruction address register (PC) */ unsigned int srr1; /* Machine state register (supervisor) */ unsigned int r0; unsigned int r1; unsigned int r2; unsigned int r3; unsigned int r4; unsigned int r5; unsigned int r6; unsigned int r7; unsigned int r8; unsigned int r9; unsigned int r10; unsigned int r11; unsigned int r12; unsigned int r13; unsigned int r14; unsigned int r15; unsigned int r16; unsigned int r17; unsigned int r18; unsigned int r19; unsigned int r20; unsigned int r21; unsigned int r22; unsigned int r23; unsigned int r24; unsigned int r25; unsigned int r26; unsigned int r27; unsigned int r28; unsigned int r29; unsigned int r30; unsigned int r31; unsigned int cr; /* Condition register */ unsigned int xer; /* User's integer exception register */ unsigned int lr; /* Link register */ unsigned int ctr; /* Count register */ unsigned int mq; /* MQ register (601 only) */ unsigned int vrsave; /* Vector Save Register */ }; #endif /* __DARWIN_UNIX03 */ #if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE) #pragma pack(4) /* Make sure the structure stays as we defined it */ #if __DARWIN_UNIX03 #define _STRUCT_PPC_THREAD_STATE64 struct __darwin_ppc_thread_state64 _STRUCT_PPC_THREAD_STATE64 { unsigned long long __srr0; /* Instruction address register (PC) */ unsigned long long __srr1; /* Machine state register (supervisor) */ unsigned long long __r0; unsigned long long __r1; unsigned long long __r2; unsigned long long __r3; unsigned long long __r4; unsigned long long __r5; unsigned long long __r6; unsigned long long __r7; unsigned long long __r8; unsigned long long __r9; unsigned long long __r10; unsigned long long __r11; unsigned long long __r12; unsigned long long __r13; unsigned long long __r14; unsigned long long __r15; unsigned long long __r16; unsigned long long __r17; unsigned long long __r18; unsigned long long __r19; unsigned long long __r20; unsigned long long __r21; unsigned long long __r22; unsigned long long __r23; unsigned long long __r24; unsigned long long __r25; unsigned long long __r26; unsigned long long __r27; unsigned long long __r28; unsigned long long __r29; unsigned long long __r30; unsigned long long __r31; unsigned int __cr; /* Condition register */ unsigned long long __xer; /* User's integer exception register */ unsigned long long __lr; /* Link register */ unsigned long long __ctr; /* Count register */ unsigned int __vrsave; /* Vector Save Register */ }; #else /* !__DARWIN_UNIX03 */ #define _STRUCT_PPC_THREAD_STATE64 struct ppc_thread_state64 _STRUCT_PPC_THREAD_STATE64 { unsigned long long srr0; /* Instruction address register (PC) */ unsigned long long srr1; /* Machine state register (supervisor) */ unsigned long long r0; unsigned long long r1; unsigned long long r2; unsigned long long r3; unsigned long long r4; unsigned long long r5; unsigned long long r6; unsigned long long r7; unsigned long long r8; unsigned long long r9; unsigned long long r10; unsigned long long r11; unsigned long long r12; unsigned long long r13; unsigned long long r14; unsigned long long r15; unsigned long long r16; unsigned long long r17; unsigned long long r18; unsigned long long r19; unsigned long long r20; unsigned long long r21; unsigned long long r22; unsigned long long r23; unsigned long long r24; unsigned long long r25; unsigned long long r26; unsigned long long r27; unsigned long long r28; unsigned long long r29; unsigned long long r30; unsigned long long r31; unsigned int cr; /* Condition register */ unsigned long long xer; /* User's integer exception register */ unsigned long long lr; /* Link register */ unsigned long long ctr; /* Count register */ unsigned int vrsave; /* Vector Save Register */ }; #endif /* __DARWIN_UNIX03 */ #pragma pack() #endif /* (_POSIX_C_SOURCE && !_DARWIN_C_SOURCE) */ /* This structure should be double-word aligned for performance */ #if __DARWIN_UNIX03 #define _STRUCT_PPC_FLOAT_STATE struct __darwin_ppc_float_state _STRUCT_PPC_FLOAT_STATE { double __fpregs[32]; unsigned int __fpscr_pad; /* fpscr is 64 bits, 32 bits of rubbish */ unsigned int __fpscr; /* floating point status register */ }; #else /* !__DARWIN_UNIX03 */ #define _STRUCT_PPC_FLOAT_STATE struct ppc_float_state _STRUCT_PPC_FLOAT_STATE { double fpregs[32]; unsigned int fpscr_pad; /* fpscr is 64 bits, 32 bits of rubbish */ unsigned int fpscr; /* floating point status register */ }; #endif /* __DARWIN_UNIX03 */ #pragma pack(4) /* Make sure the structure stays as we defined it */ #if __DARWIN_UNIX03 #define _STRUCT_PPC_VECTOR_STATE struct __darwin_ppc_vector_state _STRUCT_PPC_VECTOR_STATE { #if defined(__LP64__) unsigned int __save_vr[32][4]; unsigned int __save_vscr[4]; #else unsigned long __save_vr[32][4]; unsigned long __save_vscr[4]; #endif unsigned int __save_pad5[4]; unsigned int __save_vrvalid; /* VRs that have been saved */ unsigned int __save_pad6[7]; }; #else /* !__DARWIN_UNIX03 */ #define _STRUCT_PPC_VECTOR_STATE struct ppc_vector_state _STRUCT_PPC_VECTOR_STATE { #if defined(__LP64__) unsigned int save_vr[32][4]; unsigned int save_vscr[4]; #else unsigned long save_vr[32][4]; unsigned long save_vscr[4]; #endif unsigned int save_pad5[4]; unsigned int save_vrvalid; /* VRs that have been saved */ unsigned int save_pad6[7]; }; #endif /* __DARWIN_UNIX03 */ #pragma pack() /* * ppc_exception_state * * This structure corresponds to some additional state of the user * registers as saved in the PCB upon kernel entry. They are only * available if an exception is passed out of the kernel, and even * then not all are guaranteed to be updated. * * Some padding is included in this structure which allows space for * servers to store temporary values if need be, to maintain binary * compatiblity. */ /* Exception state for 32-bit thread (on 32-bit processor) */ /* Still available on 64-bit processors, but may fall short */ /* of covering the full potential state (hi half available). */ #pragma pack(4) /* Make sure the structure stays as we defined it */ #if __DARWIN_UNIX03 #define _STRUCT_PPC_EXCEPTION_STATE struct __darwin_ppc_exception_state _STRUCT_PPC_EXCEPTION_STATE { #if defined(__LP64__) unsigned int __dar; /* Fault registers for coredump */ unsigned int __dsisr; unsigned int __exception; /* number of powerpc exception taken */ unsigned int __pad0; /* align to 16 bytes */ unsigned int __pad1[4]; /* space in PCB "just in case" */ #else unsigned long __dar; /* Fault registers for coredump */ unsigned long __dsisr; unsigned long __exception; /* number of powerpc exception taken */ unsigned long __pad0; /* align to 16 bytes */ unsigned long __pad1[4]; /* space in PCB "just in case" */ #endif }; #else /* !__DARWIN_UNIX03 */ #define _STRUCT_PPC_EXCEPTION_STATE struct ppc_exception_state _STRUCT_PPC_EXCEPTION_STATE { #if defined(__LP64__) unsigned int dar; /* Fault registers for coredump */ unsigned int dsisr; unsigned int exception; /* number of powerpc exception taken */ unsigned int pad0; /* align to 16 bytes */ unsigned int pad1[4]; /* space in PCB "just in case" */ #else unsigned long dar; /* Fault registers for coredump */ unsigned long dsisr; unsigned long exception; /* number of powerpc exception taken */ unsigned long pad0; /* align to 16 bytes */ unsigned long pad1[4]; /* space in PCB "just in case" */ #endif }; #endif /* __DARWIN_UNIX03 */ #if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE) #if __DARWIN_UNIX03 #define _STRUCT_PPC_EXCEPTION_STATE64 struct __darwin_ppc_exception_state64 _STRUCT_PPC_EXCEPTION_STATE64 { unsigned long long __dar; /* Fault registers for coredump */ #if defined(__LP64__) unsigned int __dsisr; unsigned int __exception; /* number of powerpc exception taken */ unsigned int __pad1[4]; /* space in PCB "just in case" */ #else unsigned long __dsisr; unsigned long __exception; /* number of powerpc exception taken */ unsigned long __pad1[4]; /* space in PCB "just in case" */ #endif }; #else /* !__DARWIN_UNIX03 */ #define _STRUCT_PPC_EXCEPTION_STATE64 struct ppc_exception_state64 _STRUCT_PPC_EXCEPTION_STATE64 { unsigned long long dar; /* Fault registers for coredump */ #if defined(__LP64__) unsigned int dsisr; unsigned int exception; /* number of powerpc exception taken */ unsigned int pad1[4]; /* space in PCB "just in case" */ #else unsigned long dsisr; unsigned long exception; /* number of powerpc exception taken */ unsigned long pad1[4]; /* space in PCB "just in case" */ #endif }; #endif /* __DARWIN_UNIX03 */ #endif /* (_POSIX_C_SOURCE && !_DARWIN_C_SOURCE) */ #pragma pack() #endif /* _MACH_PPC__STRUCTS_H_ */