2 * Copyright (C) 1995-2008 University of Karlsruhe. All right reserved.
4 * This file is part of libFirm.
6 * This file may be distributed and/or modified under the terms of the
7 * GNU General Public License version 2 as published by the Free Software
8 * Foundation and appearing in the file LICENSE.GPL included in the
9 * packaging of this file.
11 * Licensees holding valid libFirm Professional Edition licenses may use
12 * this file in accordance with the libFirm Commercial License.
13 * Agreement provided with the Software.
15 * This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
16 * WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22 * @brief Register param constraints and some other register handling tools.
23 * @author Christian Wuerdig
26 #ifndef FIRM_BE_IA32_IA32_MAP_REGS_H
27 #define FIRM_BE_IA32_IA32_MAP_REGS_H
33 #include "../bearch_t.h"
34 #include "bearch_ia32_t.h"
35 #include "gen_ia32_regalloc_if.h"
38 * Set compare function
40 int ia32_cmp_irn_reg_assoc(const void *a, const void *b, size_t len);
43 * Assigns a register to a firm node.
45 void ia32_set_firm_reg(ir_node *irn, const arch_register_t *reg, set *reg_set);
48 * Gets the register assigned to a firm node.
50 const arch_register_t *ia32_get_firm_reg(const ir_node *irn, set *reg_set);
53 * Enters for each general purpose register the corresponding 16bit
56 void ia32_build_16bit_reg_map(pmap *reg_map);
59 * Enters for each general purpose register the corresponding 8bit
62 void ia32_build_8bit_reg_map(pmap *reg_map);
63 void ia32_build_8bit_reg_map_high(pmap *reg_map);
66 * Returns the corresponding mapped name for a register.
68 const char *ia32_get_mapped_reg_name(pmap *reg_map, const arch_register_t *reg);
71 * Returns the register for parameter nr.
73 const arch_register_t *ia32_get_RegParam_reg(unsigned cc, size_t nr,
76 static inline int is_unknown_reg(const arch_register_t *reg)
78 if(reg == &ia32_gp_regs[REG_GP_UKNWN]
79 || reg == &ia32_xmm_regs[REG_XMM_UKNWN]
80 || reg == &ia32_vfp_regs[REG_VFP_UKNWN])
86 #endif /* FIRM_BE_IA32_IA32_MAP_REGS_H */