void ia32_set_firm_reg(ir_node *irn, const arch_register_t *reg, set *reg_set);
const arch_register_t *ia32_get_firm_reg(const ir_node *irn, set *reg_set);
-int ia32_cmp_reg_projnum_assoc(const void *a, const void *b, size_t len);
-void ia32_set_reg_projnum(const arch_register_t *reg, long proj_num, set *reg_set);
-long ia32_get_reg_projnum(const arch_register_t *reg, set *reg_set);
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int ia32_get_n_regparam_class(int n, ir_mode **modes, int *n_int, int *n_float);
const arch_register_t *ia32_get_RegParam_reg(int n, ir_mode **modes, long nr, unsigned cc);