projects / ust.git / blame
| Commit | Line | Data |
|---|---|---|
| d98a01c6 PMF |
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 | ||
| 8524c98d PMF |
55 | #define save_registers(regsptr) \ |
| 56 | asm ("movq %%rax,%c[rax_off](%[regs])\n\t" \ | |
| 57 | "movq %%rbx,%c[rbx_off](%[regs])\n\t" \ | |
| 58 | "movq %%rcx,%c[rcx_off](%[regs])\n\t" \ | |
| 59 | "movq %%rdx,%c[rdx_off](%[regs])\n\t" \ | |
| 60 | "movq %%rbp,%c[rbp_off](%[regs])\n\t" \ | |
| 61 | "movq %%rsp,%c[rsp_off](%[regs])\n\t" \ | |
| 62 | "movq %%rsi,%c[rsi_off](%[regs])\n\t" \ | |
| 63 | "movq %%rdi,%c[rdi_off](%[regs])\n\t" \ | |
| 64 | "movq %%r8,%c[r8_off](%[regs])\n\t" \ | |
| 65 | "movq %%r9,%c[r9_off](%[regs])\n\t" \ | |
| 66 | "movq %%r10,%c[r10_off](%[regs])\n\t" \ | |
| 67 | "movq %%r11,%c[r11_off](%[regs])\n\t" \ | |
| 68 | "movq %%r12,%c[r12_off](%[regs])\n\t" \ | |
| 69 | "movq %%r13,%c[r13_off](%[regs])\n\t" \ | |
| 70 | "movq %%r14,%c[r14_off](%[regs])\n\t" \ | |
| 71 | "movq %%r15,%c[r15_off](%[regs])\n\t" \ | |
| 72 | "movw %%cs,%c[cs_off](%[regs])\n\t" \ | |
| 73 | "movw %%ss,%c[ss_off](%[regs])\n\t" \ | |
| 74 | "call getip\n\t" \ | |
| 75 | "getip:\n\t" \ | |
| 76 | "popq %c[rip_off](%[regs])\n\t" \ | |
| 77 | : /* do output regs */ \ | |
| 78 | : [regs] "r" (regsptr), \ | |
| 79 | [rax_off] "i" (offsetof(struct registers, rax)), \ | |
| 80 | [rbx_off] "i" (offsetof(struct registers, rbx)), \ | |
| 81 | [rcx_off] "i" (offsetof(struct registers, rcx)), \ | |
| 82 | [rdx_off] "i" (offsetof(struct registers, rdx)), \ | |
| 83 | [rbp_off] "i" (offsetof(struct registers, rbp)), \ | |
| 84 | [rsp_off] "i" (offsetof(struct registers, rsp)), \ | |
| 85 | [rsi_off] "i" (offsetof(struct registers, rsi)), \ | |
| 86 | [rdi_off] "i" (offsetof(struct registers, rdi)), \ | |
| 87 | [r8_off] "i" (offsetof(struct registers, r8)), \ | |
| 88 | [r9_off] "i" (offsetof(struct registers, r9)), \ | |
| 89 | [r10_off] "i" (offsetof(struct registers, r10)), \ | |
| 90 | [r11_off] "i" (offsetof(struct registers, r11)), \ | |
| 91 | [r12_off] "i" (offsetof(struct registers, r12)), \ | |
| 92 | [r13_off] "i" (offsetof(struct registers, r13)), \ | |
| 93 | [r14_off] "i" (offsetof(struct registers, r14)), \ | |
| 94 | [r15_off] "i" (offsetof(struct registers, r15)), \ | |
| 95 | [cs_off] "i" (offsetof(struct registers, cs)), \ | |
| 96 | [ss_off] "i" (offsetof(struct registers, ss)), \ | |
| 97 | [rip_off] "i" (offsetof(struct registers, rip)) \ | |
| d98a01c6 | 98 | ); |
| d98a01c6 PMF |
99 | |
| 100 | #endif | |
| 101 | ||
| 102 | #endif /* UST_REGISTERS_H */ |