-#ifndef _BEARCH_IA32_T_H_
-#define _BEARCH_IA32_T_H_
+/*
+ * Copyright (C) 1995-2008 University of Karlsruhe. All right reserved.
+ *
+ * This file is part of libFirm.
+ *
+ * This file may be distributed and/or modified under the terms of the
+ * GNU General Public License version 2 as published by the Free Software
+ * Foundation and appearing in the file LICENSE.GPL included in the
+ * packaging of this file.
+ *
+ * Licensees holding valid libFirm Professional Edition licenses may use
+ * this file in accordance with the libFirm Commercial License.
+ * Agreement provided with the Software.
+ *
+ * This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
+ * WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE.
+ */
+
+/**
+ * @file
+ * @brief This is the main ia32 firm backend driver.
+ * @author Christian Wuerdig
+ */
+#ifndef FIRM_BE_IA32_BEARCH_IA32_T_H
+#define FIRM_BE_IA32_BEARCH_IA32_T_H
+#include "config.h"
+#include "pmap.h"
#include "debug.h"
-#include "bearch_ia32.h"
#include "ia32_nodes_attr.h"
+#include "set.h"
+#include "pdeq.h"
+
+#include "be.h"
+#include "beemitter.h"
+#include "gen_ia32_regalloc_if.h"
+
+#ifdef NDEBUG
+#define SET_IA32_ORIG_NODE(n, o)
+#else /* ! NDEBUG */
+#define SET_IA32_ORIG_NODE(n, o) set_ia32_orig_node(n, o)
+#endif /* NDEBUG */
+
+typedef struct ia32_isa_t ia32_isa_t;
+typedef struct ia32_irn_ops_t ia32_irn_ops_t;
+typedef struct ia32_intrinsic_env_t ia32_intrinsic_env_t;
+
+typedef struct ia32_irg_data_t {
+ ir_node **blk_sched; /**< an array containing the scheduled blocks */
+ unsigned do_x87_sim:1; /**< set to 1 if x87 simulation should be enforced */
+ unsigned dump:1; /**< set to 1 if graphs should be dumped */
+ ir_node *noreg_gp; /**< unique NoReg_GP node */
+ ir_node *noreg_vfp; /**< unique NoReg_VFP node */
+ ir_node *noreg_xmm; /**< unique NoReg_XMM node */
+
+ ir_node *fpu_trunc_mode; /**< truncate fpu mode */
+ ir_node *get_eip; /**< get eip node */
+} ia32_irg_data_t;
+
+/**
+ * IA32 ISA object
+ */
+struct ia32_isa_t {
+ arch_env_t base; /**< must be derived from arch_env_t */
+ pmap *tv_ent; /**< A map of entities that store const tarvals */
+ int fpu_arch; /**< FPU architecture */
+};
+
+/**
+ * A helper type collecting needed info for IA32 intrinsic lowering.
+ */
+struct ia32_intrinsic_env_t {
+ ia32_isa_t *isa; /**< the isa object */
+ ir_graph *irg; /**< the irg, these entities belong to */
+ ir_entity *divdi3; /**< entity for __divdi3 library call */
+ ir_entity *moddi3; /**< entity for __moddi3 library call */
+ ir_entity *udivdi3; /**< entity for __udivdi3 library call */
+ ir_entity *umoddi3; /**< entity for __umoddi3 library call */
+};
+
+typedef enum transformer_t {
+ TRANSFORMER_DEFAULT,
+#ifdef FIRM_GRGEN_BE
+ TRANSFORMER_PBQP,
+ TRANSFORMER_RAND
+#endif
+} transformer_t;
+
+#ifdef FIRM_GRGEN_BE
+/** The selected transformer. */
+extern transformer_t be_transformer;
+
+#else
+#define be_transformer TRANSFORMER_DEFAULT
+#endif
+
+/** The mode for the floating point control word. */
+extern ir_mode *ia32_mode_fpcw;
+/** extended floatingpoint mode */
+extern ir_mode *ia32_mode_E;
+extern ir_type *ia32_type_E;
+
+static inline ia32_irg_data_t *ia32_get_irg_data(const ir_graph *irg)
+{
+ return (ia32_irg_data_t*) be_birg_from_irg(irg)->isa_link;
+}
+
+/**
+ * Returns the unique per irg GP NoReg node.
+ */
+ir_node *ia32_new_NoReg_gp(ir_graph *irg);
+ir_node *ia32_new_NoReg_xmm(ir_graph *irg);
+ir_node *ia32_new_NoReg_vfp(ir_graph *irg);
+
+/**
+ * Returns the unique per irg FPU truncation mode node.
+ */
+ir_node *ia32_new_Fpu_truncate(ir_graph *irg);
+
+/**
+ * Split instruction with source AM into Load and separate instruction.
+ * @return result of the Load
+ */
+ir_node *ia32_turn_back_am(ir_node *node);
+
+/**
+ * Maps all intrinsic calls that the backend support
+ * and map all instructions the backend did not support
+ * to runtime calls.
+ */
+void ia32_handle_intrinsics(void);
+
+/**
+ * Ia32 implementation.
+ *
+ * @param method the method type of the emulation function entity
+ * @param op the emulated ir_op
+ * @param imode the input mode of the emulated opcode
+ * @param omode the output mode of the emulated opcode
+ * @param context the context parameter
+ */
+ir_entity *ia32_create_intrinsic_fkt(ir_type *method, const ir_op *op,
+ const ir_mode *imode, const ir_mode *omode,
+ void *context);
+
+/**
+ * Return the stack entity that contains the return address.
+ */
+ir_entity *ia32_get_return_address_entity(ir_graph *irg);
+
+/**
+ * Return the stack entity that contains the frame address.
+ */
+ir_entity *ia32_get_frame_address_entity(ir_graph *irg);
-/* some typedefs */
-
-typedef struct _ia32_code_gen_t {
- const arch_code_generator_if_t *impl; /**< implementation */
- ir_graph *irg; /**< current irg */
- FILE *out; /**< output file */
- const arch_env_t *arch_env; /**< the arch env */
- set *reg_set; /**< set to memorize registers for non-ia32 nodes (e.g. phi nodes) */
- firm_dbg_module_t *mod; /**< debugging module */
- int emit_decls; /**< flag indicating if decls were already emitted */
- int has_alloca; /**< indicates whether the irg contains an alloca or not */
- const ia32_register_req_t **reg_param_req; /**< hold the requirements for the reg param nodes */
- pmap *types; /**< A map of modes to primitive types */
- pmap *tv_ent; /**< A map of entities that store tarvals */
- ir_node *noreg_gp; /**< Holds the unique per irg GP NoReg node */
- ir_node *noreg_fp; /**< Holds the unique per irg FP NoReg node */
-} ia32_code_gen_t;
-
-typedef struct _ia32_isa_t {
- const arch_isa_if_t *impl;
- const arch_register_t *sp; /** The stack pointer register. */
- const arch_register_t *bp; /** The base pointer register. */
- const int stack_dir; /** -1 for decreasing, 1 for increasing. */
- int num_codegens;
-} ia32_isa_t;
-
-typedef struct _ia32_irn_ops_t {
- const arch_irn_ops_if_t *impl;
- ia32_code_gen_t *cg;
-} ia32_irn_ops_t;
-
-/* this is a struct to minimize the number of parameters
- for transformation walker */
-typedef struct _ia32_transform_env_t {
- const arch_env_t *arch_env; /**< The arch_env */
- firm_dbg_module_t *mod; /**< The firm debugger */
- dbg_info *dbg; /**< The node debug info */
- ir_graph *irg; /**< The irg, the node should be created in */
- ir_node *block; /**< The block, the node should belong to */
- ir_node *irn; /**< The irn, to be transformed */
- ir_mode *mode; /**< The mode of the irn */
- ia32_code_gen_t *cg; /**< The code generator */
-} ia32_transform_env_t;
-
-/**
- * Creates the unique per irg GP NoReg node.
- */
-ir_node *ia32_new_NoReg_gp(ia32_code_gen_t *cg);
-
-/**
- * Creates the unique per irg FP NoReg node.
- */
-ir_node *ia32_new_NoReg_fp(ia32_code_gen_t *cg);
-
-#endif /* _BEARCH_IA32_T_H_ */
+#endif
projects / libfirm / blobdiff