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- /*
- push_pop.h
- */
- #ifndef PUSH_POP_H
- #define PUSH_POP_H
- #include "back.h"
- #define NR_REGS 64
- typedef char *reg_t;
- typedef struct cache_elt {
- reg_t reg, reg2;
- char *ext;
- arith cst;
- } cache_elt;
- #define T_cst 1
- #define T_ext 2
- #define T_reg 4
- #define T_float 8
- #define T_reg2 16
- #define T_float2 32
- typedef char const_str_t[NR_REGS];
- extern reg_t reg_g0, reg_g1, reg_g2, reg_g3, reg_g4, reg_g5, reg_g6, reg_g7;
- extern reg_t reg_i0, reg_i1, reg_i2, reg_i3, reg_i4, reg_i5, reg_i6, reg_i7;
- extern reg_t reg_l0, reg_l1, reg_l2, reg_l3, reg_l4, reg_l5, reg_l6, reg_l7;
- extern reg_t reg_o0, reg_o1, reg_o2, reg_o3, reg_o4, reg_o5, reg_o6, reg_o7;
- extern reg_t reg_f0;
- extern reg_t reg_sp, reg_lb, reg_gap;
- extern reg_t reg_tmp;
- #include "ansi.h"
- _PROTOTYPE(int const13, (int));
- _PROTOTYPE(void init_cache, (void));
- _PROTOTYPE(void free_reg, (reg_t));
- _PROTOTYPE(void free_double, (reg_t)); /* ..._reg */
- _PROTOTYPE(void forced_alloc_reg, (reg_t));
- _PROTOTYPE(void soft_alloc_reg, (reg_t));
- _PROTOTYPE(void change_reg, (reg_t));
- _PROTOTYPE(int type_of_tos, (void));
- _PROTOTYPE(void inc_tos, (arith));
- _PROTOTYPE(void inc_tos_reg, (reg_t));
- _PROTOTYPE(void push_const, (arith));
- _PROTOTYPE(void push_reg, (reg_t));
- _PROTOTYPE(void push_ext, (char *));
- _PROTOTYPE(void flush_cache, (void));
- _PROTOTYPE(void cache_need, (int));
- _PROTOTYPE(void pop_nop, (int));
- _PROTOTYPE(reg_t alloc_reg, (void));
- _PROTOTYPE(reg_t alloc_reg_var, (void));
- _PROTOTYPE(reg_t alloc_float, (void));
- _PROTOTYPE(reg_t alloc_float_var, (void));
- _PROTOTYPE(reg_t alloc_double, (reg_t *sub_reg));
- _PROTOTYPE(reg_t alloc_double_var, (reg_t *sub_reg));
- _PROTOTYPE(reg_t pop_reg, (void));
- _PROTOTYPE(reg_t pop_reg_c13, (char*));
- _PROTOTYPE(reg_t pop_reg_reg, (reg_t*));
- _PROTOTYPE(reg_t pop_float, (void));
- _PROTOTYPE(reg_t pop_double, (reg_t *sub_reg));
- _PROTOTYPE(void pop_reg_as, (reg_t r));
- _PROTOTYPE(arith pop_const, (char *n_str));
- _PROTOTYPE(arith top_const, (void));
- _PROTOTYPE(void dup_tos, (int n));
- _PROTOTYPE(void exg_top, (int n));
- #define code_combiner(x) x
- #endif /* PUSH_POP_H */
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