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125 lines (109 loc) · 3.25 KB
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/*
* IR - Lightweight JIT Compilation Framework
* (x86/x86_64 CPU specific definitions)
* This file is part of the IR Project distributed under the MIT-style LICENSE.
* Authors: Dmitry Stogov <dmitry@php.net>
*/
#ifndef IR_X86_H
#define IR_X86_H
#if defined(IR_TARGET_X64)
# define IR_GP_REGS(_) \
_(R0, rax, eax, ax, al, ah) \
_(R1, rcx, ecx, cx, cl, ch) \
_(R2, rdx, edx, dx, dl, dh) \
_(R3, rbx, ebx, bx, bl, bh) \
_(R4, rsp, esp, __, __, __) \
_(R5, rbp, ebp, bp, r5b, __) \
_(R6, rsi, esi, si, r6b, __) \
_(R7, rdi, edi, di, r7b, __) \
_(R8, r8, r8d, r8w, r8b, __) \
_(R9, r9, r9d, r9w, r9b, __) \
_(R10, r10, r10d, r10w, r10b, __) \
_(R11, r11, r11d, r11w, r11b, __) \
_(R12, r12, r12d, r12w, r12b, __) \
_(R13, r13, r13d, r13w, r13b, __) \
_(R14, r14, r14d, r14w, r14b, __) \
_(R15, r15, r15d, r15w, r15b, __) \
# define IR_FP_REGS(_) \
_(XMM0, xmm0) \
_(XMM1, xmm1) \
_(XMM2, xmm2) \
_(XMM3, xmm3) \
_(XMM4, xmm4) \
_(XMM5, xmm5) \
_(XMM6, xmm6) \
_(XMM7, xmm7) \
_(XMM8, xmm8) \
_(XMM9, xmm9) \
_(XMM10, xmm10) \
_(XMM11, xmm11) \
_(XMM12, xmm12) \
_(XMM13, xmm13) \
_(XMM14, xmm14) \
_(XMM15, xmm15) \
#elif defined(IR_TARGET_X86)
# define IR_GP_REGS(_) \
_(R0, ___, eax, ax, al, ah) \
_(R1, ___, ecx, cx, cl, ch) \
_(R2, ___, edx, dx, dl, dh) \
_(R3, ___, ebx, bx, bl, bh) \
_(R4, ___, esp, __, __, __) \
_(R5, ___, ebp, bp, __, __) \
_(R6, ___, esi, si, __, __) \
_(R7, ___, edi, di, __, __) \
# define IR_FP_REGS(_) \
_(XMM0, xmm0) \
_(XMM1, xmm1) \
_(XMM2, xmm2) \
_(XMM3, xmm3) \
_(XMM4, xmm4) \
_(XMM5, xmm5) \
_(XMM6, xmm6) \
_(XMM7, xmm7) \
#else
# error "Unsupported target architecture"
#endif
#define IR_GP_REG_ENUM(code, name64, name32, name16, name8, name8h) \
IR_REG_ ## code,
#define IR_FP_REG_ENUM(code, name) \
IR_REG_ ## code,
enum _ir_reg {
_IR_REG_NONE = -1,
IR_GP_REGS(IR_GP_REG_ENUM)
IR_FP_REGS(IR_FP_REG_ENUM)
IR_REG_NUM,
IR_REG_ALL = IR_REG_NUM, /* special name for regset */
IR_REG_SET_1, /* special name for regset */
IR_REG_SET_2, /* special name for regset */
IR_REG_SET_3, /* special name for regset */
IR_REG_SET_NUM,
};
#define IR_REG_GP_FIRST IR_REG_R0
#define IR_REG_FP_FIRST IR_REG_XMM0
#define IR_REG_GP_LAST (IR_REG_FP_FIRST - 1)
#define IR_REG_FP_LAST (IR_REG_NUM - 1)
#define IR_REGSET_64BIT 0
#define IR_REG_STACK_POINTER \
IR_REG_RSP
#define IR_REG_FRAME_POINTER \
IR_REG_RBP
#define IR_REGSET_FIXED \
(IR_REGSET(IR_REG_RSP))
#define IR_REGSET_GP \
IR_REGSET_DIFFERENCE(IR_REGSET_INTERVAL(IR_REG_GP_FIRST, IR_REG_GP_LAST), IR_REGSET_FIXED)
#define IR_REGSET_FP \
IR_REGSET_DIFFERENCE(IR_REGSET_INTERVAL(IR_REG_FP_FIRST, IR_REG_FP_LAST), IR_REGSET_FIXED)
#define IR_REG_RAX IR_REG_R0
#define IR_REG_RCX IR_REG_R1
#define IR_REG_RDX IR_REG_R2
#define IR_REG_RBX IR_REG_R3
#define IR_REG_RSP IR_REG_R4
#define IR_REG_RBP IR_REG_R5
#define IR_REG_RSI IR_REG_R6
#define IR_REG_RDI IR_REG_R7
#if IR_X86_I64
# define IR_REG_I64_PAIR(lo, hi) (((lo) & 7) | (((hi) & 7) << 3))
# define IR_REG_I64_LO(reg) ((reg) & 7)
# define IR_REG_I64_HI(reg) (((reg) >> 3) & 7)
#endif
#endif /* IR_X86_H */