1 /* 2 * Copyright 2003 PathScale, Inc. 3 * 4 * Licensed under the GPL 5 */ 6 7 #ifndef __UM_PROCESSOR_X86_64_H 8 #define __UM_PROCESSOR_X86_64_H 9 10 struct arch_thread { 11 unsigned long debugregs[8]; 12 int debugregs_seq; 13 struct faultinfo faultinfo; 14 }; 15 16 #define INIT_ARCH_THREAD { .debugregs = { [ 0 ... 7 ] = 0 }, \ 17 .debugregs_seq = 0, \ 18 .faultinfo = { 0, 0, 0 } } 19 20 #define STACKSLOTS_PER_LINE 4 21 22 static inline void arch_flush_thread(struct arch_thread *thread) 23 { 24 } 25 26 static inline void arch_copy_thread(struct arch_thread *from, 27 struct arch_thread *to) 28 { 29 } 30 31 #define current_sp() ({ void *sp; __asm__("movq %%rsp, %0" : "=r" (sp) : ); sp; }) 32 #define current_bp() ({ unsigned long bp; __asm__("movq %%rbp, %0" : "=r" (bp) : ); bp; }) 33 34 #endif 35