| 1 | #ifndef UST_REGISTERS_H |
| 2 | #define UST_REGISTERS_H |
| 3 | |
| 4 | #include <stddef.h> |
| 5 | |
| 6 | #ifdef X86_32 |
| 7 | |
| 8 | struct registers { |
| 9 | long eax; |
| 10 | long ebx; |
| 11 | long ecx; |
| 12 | long edx; |
| 13 | long ebp; |
| 14 | long esp; |
| 15 | long esi; |
| 16 | long edi; |
| 17 | int xds; |
| 18 | int xes; |
| 19 | int xfs; |
| 20 | int xgs; |
| 21 | long eip; |
| 22 | int xcs; |
| 23 | long eflags; |
| 24 | int xss; |
| 25 | }; |
| 26 | |
| 27 | static inline save_registers(struct registers *regs) |
| 28 | { |
| 29 | } |
| 30 | |
| 31 | #else |
| 32 | |
| 33 | struct registers { |
| 34 | unsigned long rax; |
| 35 | unsigned long rbx; |
| 36 | unsigned long rcx; |
| 37 | unsigned long rdx; |
| 38 | unsigned long rbp; |
| 39 | unsigned long rsp; |
| 40 | unsigned long rsi; |
| 41 | unsigned long rdi; |
| 42 | unsigned long r8; |
| 43 | unsigned long r9; |
| 44 | unsigned long r10; |
| 45 | unsigned long r11; |
| 46 | unsigned long r12; |
| 47 | unsigned long r13; |
| 48 | unsigned long r14; |
| 49 | unsigned long r15; |
| 50 | unsigned long rip; |
| 51 | int cs; |
| 52 | int ss; |
| 53 | }; |
| 54 | |
| 55 | static inline save_registers(struct registers *regs) |
| 56 | { |
| 57 | asm ("movq %%rax,%c[rax_off](%[regs])\n\t" |
| 58 | /* "movq %%rax,%[rax_el]\n\t" |
| 59 | "movq %%rbx,%[rbx_el]\n\t" |
| 60 | "movq %%rcx,%[rcx_el]\n\t" |
| 61 | "movq %%rdx,%[rdx_el]\n\t" |
| 62 | "movq %%rbp,%[rbp_el]\n\t" |
| 63 | "movq %%rsp,%[rsp_el]\n\t" |
| 64 | "movq %%rsi,%[rsi_el]\n\t" |
| 65 | "movq %%rdi,%[rdi_el]\n\t" |
| 66 | "movq %%r8, %[r8_el]\n\t" |
| 67 | "movq %%r9, %[r9_el]\n\t" |
| 68 | "movq %%r10,%[r10_el]\n\t" |
| 69 | "movq %%r11,%[r11_el]\n\t" |
| 70 | "movq %%r12,%[r12_el]\n\t" |
| 71 | "movq %%r13,%[r13_el]\n\t" |
| 72 | "movq %%r14,%[r14_el]\n\t" |
| 73 | "movq %%r15,%[r15_el]\n\t" |
| 74 | "movw %%cs,%[cs_el]\n\t" |
| 75 | "movw %%ss,%[ss_el]\n\t" |
| 76 | "call getip\n\t" |
| 77 | "getip:\n\t" |
| 78 | "popq %[rip_el]\n\t" */ |
| 79 | : /* do output regs */ |
| 80 | : [rax_off] "i" (offsetof(struct registers, rax)), |
| 81 | [regs] "r" (regs) |
| 82 | /* : [rax_el] "m" (regs->rax), |
| 83 | [rbx_el] "m" (regs->rbx), |
| 84 | [rcx_el] "m" (regs->rcx), |
| 85 | [rdx_el] "m" (regs->rdx), |
| 86 | [rbp_el] "m" (regs->rbp), |
| 87 | [rsp_el] "m" (regs->rsp), |
| 88 | [rsi_el] "m" (regs->rsi), |
| 89 | [rdi_el] "m" (regs->rdi), |
| 90 | [r8_el] "m" (regs->r8), |
| 91 | [r9_el] "m" (regs->r9), |
| 92 | [r10_el] "m" (regs->r10), |
| 93 | [r11_el] "m" (regs->r11), |
| 94 | [r12_el] "m" (regs->r12), |
| 95 | [r13_el] "m" (regs->r13), |
| 96 | [r14_el] "m" (regs->r14), |
| 97 | [r15_el] "m" (regs->r15), |
| 98 | [cs_el] "m" (regs->cs), |
| 99 | [ss_el] "m" (regs->ss), |
| 100 | [rip_el] "m" (regs->rip)*/ |
| 101 | ); |
| 102 | } |
| 103 | |
| 104 | #endif |
| 105 | |
| 106 | #endif /* UST_REGISTERS_H */ |