通用寄存器编码表
- 来源：systemtap-2.4/runtime/loc2c-runtime.h
x86_64
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| #define pt_dwarf_register_0(regs) regs->rax
#define pt_dwarf_register_1(regs) regs->rdx
#define pt_dwarf_register_2(regs) regs->rcx
#define pt_dwarf_register_3(regs) regs->rbx
#define pt_dwarf_register_4(regs) regs->rsi
#define pt_dwarf_register_5(regs) regs->rdi
#define pt_dwarf_register_6(regs) regs->rbp
#define pt_dwarf_register_7(regs) regs->rsp
#define pt_dwarf_register_8(regs) regs->r8
#define pt_dwarf_register_9(regs) regs->r9
#define pt_dwarf_register_10(regs) regs->r10
#define pt_dwarf_register_11(regs) regs->r11
#define pt_dwarf_register_12(regs) regs->r12
#define pt_dwarf_register_13(regs) regs->r13
#define pt_dwarf_register_14(regs) regs->r14
#define pt_dwarf_register_15(regs) regs->r15
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i386
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| #define pt_dwarf_register_0(regs) regs->eax
#define pt_dwarf_register_1(regs) regs->ecx
#define pt_dwarf_register_2(regs) regs->edx
#define pt_dwarf_register_3(regs) regs->ebx
#define pt_dwarf_register_4(regs) (user_mode(regs) ? regs->esp : (long)®s->esp)
#define pt_dwarf_register_5(regs) regs->ebp
#define pt_dwarf_register_6(regs) regs->esi
#define pt_dwarf_register_7(regs) regs->edi
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| 寄存器编码 8 16 32 64
000 al ax eax rax
001 dl dx edx rdx
010 cl cx ecx rcx
011 bl bx ebx rbx
100 ? si esi rsi
101 ? di edi rdi
110 ? bp ebp rbp
111 ? sp esp rsp
1000 r8b r8w r8d r8
1001 r9b r9w r9d r9
1010 r10b r10w r10d r10
1011 r11b r11w r11d r11
1100 r12b r12w r12d r12
1101 r13b r13w r13d r13
1110 r14b r14w r14d r14
1111 r15b r15w r15d r15
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