X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=ir%2Fbe%2FTEMPLATE%2Fbearch_TEMPLATE.c;h=8e8991d292b13eb2b84bd2d03d9474396cebc58c;hb=0860cafaff791b93c568c77739bd7d9c7240ee2f;hp=d7fa82cde1180eceaa6efcc6e613502a5fe198a9;hpb=e1c59206a1d08078fb36e930101eb4b47f959eab;p=libfirm

diff --git a/ir/be/TEMPLATE/bearch_TEMPLATE.c b/ir/be/TEMPLATE/bearch_TEMPLATE.c
index d7fa82cde..8e8991d29 100644
--- a/ir/be/TEMPLATE/bearch_TEMPLATE.c
+++ b/ir/be/TEMPLATE/bearch_TEMPLATE.c
@@ -1,9 +1,28 @@
-/* The main TEMPLATE backend driver file. */
-/* $Id$ */
+/*
+ * 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.
+ */
 
-#ifdef HAVE_CONFIG_H
+/**
+ * @file
+ * @brief    The main TEMPLATE backend driver file.
+ * @version  $Id$
+ */
 #include "config.h"
-#endif
 
 #include "pseudo_irg.h"
 #include "irgwalk.h"
@@ -15,24 +34,24 @@
 #include "bitset.h"
 #include "debug.h"
 
-#include "../bearch.h"                /* the general register allocator interface */
+#include "be.h"
+#include "../bearch.h"
 #include "../benode_t.h"
 #include "../belower.h"
-#include "../besched_t.h"
-#include "../be.h"
+#include "../besched.h"
 #include "../beabi.h"
+#include "../bemodule.h"
+#include "../begnuas.h"
+#include "../belistsched.h"
 
 #include "bearch_TEMPLATE_t.h"
 
-#include "TEMPLATE_new_nodes.h"           /* TEMPLATE nodes interface */
-#include "gen_TEMPLATE_regalloc_if.h"     /* the generated interface (register type and class defenitions) */
-#include "TEMPLATE_gen_decls.h"           /* interface declaration emitter */
+#include "TEMPLATE_new_nodes.h"
+#include "gen_TEMPLATE_regalloc_if.h"
 #include "TEMPLATE_transform.h"
 #include "TEMPLATE_emitter.h"
 #include "TEMPLATE_map_regs.h"
 
-#define DEBUG_MODULE "firm.be.TEMPLATE.isa"
-
 /* TODO: ugly, but we need it to get access to the registers assigned to Phi nodes */
 static set *cur_reg_set = NULL;
 
@@ -47,196 +66,59 @@ static set *cur_reg_set = NULL;
  *           |___/
  **************************************************/
 
-static ir_node *my_skip_proj(const ir_node *n) {
-	while (is_Proj(n))
-		n = get_Proj_pred(n);
-	return (ir_node *)n;
-}
-
-/**
- * Return register requirements for a TEMPLATE node.
- * If the node returns a tuple (mode_T) then the proj's
- * will be asked for this information.
- */
-static const arch_register_req_t *TEMPLATE_get_irn_reg_req(const void *self, arch_register_req_t *req, const ir_node *irn, int pos) {
-	const TEMPLATE_register_req_t *irn_req;
-	long               node_pos = pos == -1 ? 0 : pos;
-	ir_mode           *mode     = get_irn_mode(irn);
-	FIRM_DBG_REGISTER(firm_dbg_module_t *mod, DEBUG_MODULE);
-
-	if (mode == mode_T || mode == mode_M) {
-		DBG((mod, LEVEL_1, "ignoring mode_T, mode_M node %+F\n", irn));
-		return NULL;
-	}
-
-	DBG((mod, LEVEL_1, "get requirements at pos %d for %+F ... ", pos, irn));
-
-	if (is_Proj(irn)) {
-		/* in case of a proj, we need to get the correct OUT slot */
-		/* of the node corresponding to the proj number */
-		if (pos == -1) {
-			node_pos = TEMPLATE_translate_proj_pos(irn);
-		}
-		else {
-			node_pos = pos;
-		}
-
-		irn = my_skip_proj(irn);
-
-		DB((mod, LEVEL_1, "skipping Proj, going to %+F at pos %d ... ", irn, node_pos));
-	}
-
-	/* get requirements for our own nodes */
-	if (is_TEMPLATE_irn(irn)) {
-		if (pos >= 0) {
-			irn_req = get_TEMPLATE_in_req(irn, pos);
-		}
-		else {
-			irn_req = get_TEMPLATE_out_req(irn, node_pos);
-		}
-
-		DB((mod, LEVEL_1, "returning reqs for %+F at pos %d\n", irn, pos));
-
-		memcpy(req, &(irn_req->req), sizeof(*req));
-
-		if (arch_register_req_is(&(irn_req->req), should_be_same)) {
-			assert(irn_req->same_pos >= 0 && "should be same constraint for in -> out NYI");
-			req->other_same = get_irn_n(irn, irn_req->same_pos);
-		}
-
-		if (arch_register_req_is(&(irn_req->req), should_be_different)) {
-			assert(irn_req->different_pos >= 0 && "should be different constraint for in -> out NYI");
-			req->other_different = get_irn_n(irn, irn_req->different_pos);
-		}
-	}
-	/* get requirements for FIRM nodes */
-	else {
-		/* treat Phi like Const with default requirements */
-		if (is_Phi(irn)) {
-			DB((mod, LEVEL_1, "returning standard reqs for %+F\n", irn));
-
-			if (mode_is_float(mode)) {
-				memcpy(req, &(TEMPLATE_default_req_TEMPLATE_floating_point.req), sizeof(*req));
-			}
-			else if (mode_is_int(mode) || mode_is_reference(mode)) {
-				memcpy(req, &(TEMPLATE_default_req_TEMPLATE_general_purpose.req), sizeof(*req));
-			}
-			else if (mode == mode_T || mode == mode_M) {
-				DBG((mod, LEVEL_1, "ignoring Phi node %+F\n", irn));
-				return NULL;
-			}
-			else {
-				assert(0 && "unsupported Phi-Mode");
-			}
-		}
-		else {
-			DB((mod, LEVEL_1, "returning NULL for %+F (node not supported)\n", irn));
-			req = NULL;
-		}
-	}
-
-	return req;
-}
-
-static void TEMPLATE_set_irn_reg(const void *self, ir_node *irn, const arch_register_t *reg) {
-	int pos = 0;
-
-	if (is_Proj(irn)) {
-		pos = TEMPLATE_translate_proj_pos(irn);
-		irn = my_skip_proj(irn);
-	}
-
-	if (is_TEMPLATE_irn(irn)) {
-		const arch_register_t **slots;
-
-		slots      = get_TEMPLATE_slots(irn);
-		slots[pos] = reg;
-	}
-	else {
-		/* here we set the registers for the Phi nodes */
-		TEMPLATE_set_firm_reg(irn, reg, cur_reg_set);
-	}
-}
-
-static const arch_register_t *TEMPLATE_get_irn_reg(const void *self, const ir_node *irn) {
-	int pos = 0;
-	const arch_register_t *reg = NULL;
-
-	if (is_Proj(irn)) {
-		pos = TEMPLATE_translate_proj_pos(irn);
-		irn = my_skip_proj(irn);
-	}
-
-	if (is_TEMPLATE_irn(irn)) {
-		const arch_register_t **slots;
-		slots = get_TEMPLATE_slots(irn);
-		reg   = slots[pos];
-	}
-	else {
-		reg = TEMPLATE_get_firm_reg(irn, cur_reg_set);
-	}
-
-	return reg;
-}
-
-static arch_irn_class_t TEMPLATE_classify(const void *self, const ir_node *irn) {
-	irn = my_skip_proj(irn);
-
-	if (is_cfop(irn)) {
-		return arch_irn_class_branch;
-	}
-	else if (is_TEMPLATE_irn(irn)) {
-		return arch_irn_class_normal;
-	}
-
+static arch_irn_class_t TEMPLATE_classify(const ir_node *irn)
+{
+	(void) irn;
 	return 0;
 }
 
-static arch_irn_flags_t TEMPLATE_get_flags(const void *self, const ir_node *irn) {
-	irn = my_skip_proj(irn);
-
-	if (is_TEMPLATE_irn(irn)) {
-		return get_TEMPLATE_flags(irn);
-	}
-	else if (is_Unknown(irn)) {
-		return arch_irn_flags_ignore;
-	}
-
-	return 0;
+static ir_entity *TEMPLATE_get_frame_entity(const ir_node *node)
+{
+	(void) node;
+	/* TODO: return the ir_entity assigned to the frame */
+	return NULL;
 }
 
-static entity *TEMPLATE_get_frame_entity(const void *self, const ir_node *irn) {
-	/* TODO: return the entity assigned to the frame */
-	return NULL;
+static void TEMPLATE_set_frame_entity(ir_node *node, ir_entity *ent)
+{
+	(void) node;
+	(void) ent;
+	/* TODO: set the ir_entity assigned to the frame */
 }
 
 /**
  * This function is called by the generic backend to correct offsets for
  * nodes accessing the stack.
  */
-static void TEMPLATE_set_stack_bias(const void *self, ir_node *irn, int bias) {
+static void TEMPLATE_set_frame_offset(ir_node *irn, int offset)
+{
+	(void) irn;
+	(void) offset;
 	/* TODO: correct offset if irn accesses the stack */
 }
 
+static int TEMPLATE_get_sp_bias(const ir_node *irn)
+{
+	(void) irn;
+	return 0;
+}
+
 /* fill register allocator interface */
 
-static const arch_irn_ops_if_t TEMPLATE_irn_ops_if = {
-	TEMPLATE_get_irn_reg_req,
-	TEMPLATE_set_irn_reg,
-	TEMPLATE_get_irn_reg,
+static const arch_irn_ops_t TEMPLATE_irn_ops = {
+	get_TEMPLATE_in_req,
+	get_TEMPLATE_out_req,
 	TEMPLATE_classify,
-	TEMPLATE_get_flags,
 	TEMPLATE_get_frame_entity,
-	TEMPLATE_set_stack_bias
-};
-
-TEMPLATE_irn_ops_t TEMPLATE_irn_ops = {
-	&TEMPLATE_irn_ops_if,
-	NULL
+	TEMPLATE_set_frame_entity,
+	TEMPLATE_set_frame_offset,
+	TEMPLATE_get_sp_bias,
+	NULL,    /* get_inverse             */
+	NULL,    /* get_op_estimated_cost   */
+	NULL,    /* possible_memory_operand */
+	NULL,    /* perform_memory_operand  */
 };
 
-
-
 /**************************************************
  *                _                         _  __
  *               | |                       (_)/ _|
@@ -271,18 +153,13 @@ static void TEMPLATE_finish_irg(void *self) {
 }
 
 
-/**
- * These are some hooks which must be filled but are probably not needed.
- */
-static void TEMPLATE_before_sched(void *self) {
-	/* Some stuff you need to do after scheduling but before register allocation */
-}
-
 static void TEMPLATE_before_ra(void *self) {
+	(void) self;
 	/* Some stuff you need to do after scheduling but before register allocation */
 }
 
 static void TEMPLATE_after_ra(void *self) {
+	(void) self;
 	/* Some stuff you need to do immediatly after register allocation */
 }
 
@@ -295,28 +172,24 @@ static void TEMPLATE_after_ra(void *self) {
 static void TEMPLATE_emit_and_done(void *self) {
 	TEMPLATE_code_gen_t *cg = self;
 	ir_graph           *irg = cg->irg;
-	FILE               *out = cg->isa->out;
-
-	if (cg->emit_decls) {
-		TEMPLATE_gen_decls(out);
-		cg->emit_decls = 0;
-	}
 
-	TEMPLATE_gen_routine(out, irg, cg);
+	TEMPLATE_gen_routine(cg, irg);
 
 	cur_reg_set = NULL;
 
 	/* de-allocate code generator */
 	del_set(cg->reg_set);
-	free(self);
+	free(cg);
 }
 
-static void *TEMPLATE_cg_init(const be_irg_t *birg);
+static void *TEMPLATE_cg_init(be_irg_t *birg);
 
 static const arch_code_generator_if_t TEMPLATE_code_gen_if = {
 	TEMPLATE_cg_init,
+	NULL,                    /* get_pic_base hook */
+	NULL,                    /* before abi introduce hook */
 	TEMPLATE_prepare_graph,
-	TEMPLATE_before_sched,   /* before scheduling hook */
+	NULL,                    /* spill hook */
 	TEMPLATE_before_ra,      /* before register allocation hook */
 	TEMPLATE_after_ra,       /* after register allocation hook */
 	TEMPLATE_finish_irg,
@@ -326,29 +199,20 @@ static const arch_code_generator_if_t TEMPLATE_code_gen_if = {
 /**
  * Initializes the code generator.
  */
-static void *TEMPLATE_cg_init(const be_irg_t *birg) {
-	TEMPLATE_isa_t      *isa = (TEMPLATE_isa_t *)birg->main_env->arch_env->isa;
-	TEMPLATE_code_gen_t *cg  = xmalloc(sizeof(*cg));
+static void *TEMPLATE_cg_init(be_irg_t *birg) {
+	const arch_env_t    *arch_env = be_get_birg_arch_env(birg);
+	TEMPLATE_isa_t      *isa      = (TEMPLATE_isa_t *) arch_env;
+	TEMPLATE_code_gen_t *cg       = XMALLOC(TEMPLATE_code_gen_t);
 
 	cg->impl     = &TEMPLATE_code_gen_if;
-	cg->irg      = birg->irg;
+	cg->irg      = be_get_birg_irg(birg);
 	cg->reg_set  = new_set(TEMPLATE_cmp_irn_reg_assoc, 1024);
-	cg->arch_env = birg->main_env->arch_env;
 	cg->isa      = isa;
 	cg->birg     = birg;
 	FIRM_DBG_REGISTER(cg->mod, "firm.be.TEMPLATE.cg");
 
-	isa->num_codegens++;
-
-	if (isa->num_codegens > 1)
-		cg->emit_decls = 0;
-	else
-		cg->emit_decls = 1;
-
 	cur_reg_set = cg->reg_set;
 
-	TEMPLATE_irn_ops.cg = cg;
-
 	return (arch_code_generator_t *)cg;
 }
 
@@ -365,34 +229,39 @@ static void *TEMPLATE_cg_init(const be_irg_t *birg) {
  *****************************************************************/
 
 static TEMPLATE_isa_t TEMPLATE_isa_template = {
-	&TEMPLATE_isa_if,
-	&TEMPLATE_general_purpose_regs[REG_R6],
-	&TEMPLATE_general_purpose_regs[REG_R7],
-	-1,
-	0
+	{
+		&TEMPLATE_isa_if,             /* isa interface implementation */
+		&TEMPLATE_general_purpose_regs[REG_SP],  /* stack pointer register */
+		&TEMPLATE_general_purpose_regs[REG_BP],  /* base pointer register */
+		&TEMPLATE_reg_classes[CLASS_TEMPLATE_general_purpose],  /* link pointer register class */
+		-1,                          /* stack direction */
+		2,                           /* power of two stack alignment for calls, 2^2 == 4 */
+		NULL,                        /* main environment */
+		7,                           /* costs for a spill instruction */
+		5,                           /* costs for a reload instruction */
+	},
 };
 
 /**
  * Initializes the backend ISA and opens the output file.
  */
-static void *TEMPLATE_init(FILE *outfile) {
-	static int inited = 0;
+static arch_env_t *TEMPLATE_init(FILE *outfile) {
+	static int run_once = 0;
 	TEMPLATE_isa_t *isa;
 
-	if(inited)
+	if(run_once)
 		return NULL;
+	run_once = 1;
 
-	isa = xcalloc(1, sizeof(*isa));
+	isa = XMALLOC(TEMPLATE_isa_t);
 	memcpy(isa, &TEMPLATE_isa_template, sizeof(*isa));
 
-	isa->out = outfile;
-
-	TEMPLATE_register_init(isa);
-	TEMPLATE_create_opcodes();
+	be_emit_init(outfile);
 
-	inited = 1;
+	TEMPLATE_register_init();
+	TEMPLATE_create_opcodes(&TEMPLATE_irn_ops);
 
-	return isa;
+	return &isa->arch_env;
 }
 
 
@@ -401,17 +270,28 @@ static void *TEMPLATE_init(FILE *outfile) {
  * Closes the output file and frees the ISA structure.
  */
 static void TEMPLATE_done(void *self) {
+	TEMPLATE_isa_t *isa = self;
+
+	/* emit now all global declarations */
+	be_gas_emit_decls(isa->arch_env.main_env, 0);
+
+	be_emit_exit();
 	free(self);
 }
 
 
 
-static int TEMPLATE_get_n_reg_class(const void *self) {
+static unsigned TEMPLATE_get_n_reg_class(const void *self)
+{
+	(void) self;
 	return N_CLASSES;
 }
 
-static const arch_register_class_t *TEMPLATE_get_reg_class(const void *self, int i) {
-	assert(i >= 0 && i < N_CLASSES && "Invalid TEMPLATE register class requested.");
+static const arch_register_class_t *TEMPLATE_get_reg_class(const void *self,
+                                                           unsigned i)
+{
+	(void) self;
+	assert(i < N_CLASSES);
 	return &TEMPLATE_reg_classes[i];
 }
 
@@ -423,7 +303,10 @@ static const arch_register_class_t *TEMPLATE_get_reg_class(const void *self, int
  * @param mode The mode in question.
  * @return A register class which can hold values of the given mode.
  */
-const arch_register_class_t *TEMPLATE_get_reg_class_for_mode(const void *self, const ir_mode *mode) {
+const arch_register_class_t *TEMPLATE_get_reg_class_for_mode(const void *self,
+		const ir_mode *mode)
+{
+	(void) self;
 	if (mode_is_float(mode))
 		return &TEMPLATE_reg_classes[CLASS_TEMPLATE_floating_point];
 	else
@@ -432,17 +315,35 @@ const arch_register_class_t *TEMPLATE_get_reg_class_for_mode(const void *self, c
 
 
 
+typedef struct {
+	be_abi_call_flags_bits_t flags;
+	const arch_env_t *arch_env;
+	ir_graph *irg;
+} TEMPLATE_abi_env_t;
+
+static void *TEMPLATE_abi_init(const be_abi_call_t *call, const arch_env_t *arch_env, ir_graph *irg)
+{
+	TEMPLATE_abi_env_t *env = XMALLOC(TEMPLATE_abi_env_t);
+	be_abi_call_flags_t fl = be_abi_call_get_flags(call);
+	env->flags    = fl.bits;
+	env->irg      = irg;
+	env->arch_env = arch_env;
+	return env;
+}
+
 /**
- * Produces the type which sits between the stack args and the locals on the stack.
- * it will contain the return address and space to store the old base pointer.
- * @return The Firm type modelling the ABI between type.
+ * Get the between type for that call.
+ * @param self The callback object.
+ * @return The between type of for that call.
  */
-static ir_type *get_between_type(void) {
+static ir_type *TEMPLATE_get_between_type(void *self)
+{
 	static ir_type *between_type = NULL;
-	static entity *old_bp_ent    = NULL;
+	static ir_entity *old_bp_ent = NULL;
+	(void) self;
 
 	if(!between_type) {
-		entity *ret_addr_ent;
+		ir_entity *ret_addr_ent;
 		ir_type *ret_addr_type = new_type_primitive(new_id_from_str("return_addr"), mode_P);
 		ir_type *old_bp_type   = new_type_primitive(new_id_from_str("bp"), mode_P);
 
@@ -450,27 +351,62 @@ static ir_type *get_between_type(void) {
 		old_bp_ent             = new_entity(between_type, new_id_from_str("old_bp"), old_bp_type);
 		ret_addr_ent           = new_entity(between_type, new_id_from_str("old_bp"), ret_addr_type);
 
-		set_entity_offset_bytes(old_bp_ent, 0);
-		set_entity_offset_bytes(ret_addr_ent, get_type_size_bytes(old_bp_type));
+		set_entity_offset(old_bp_ent, 0);
+		set_entity_offset(ret_addr_ent, get_type_size_bytes(old_bp_type));
 		set_type_size_bytes(between_type, get_type_size_bytes(old_bp_type) + get_type_size_bytes(ret_addr_type));
 	}
 
 	return between_type;
 }
 
+/**
+ * Build the prolog, return the BASE POINTER register
+ */
+static const arch_register_t *TEMPLATE_abi_prologue(void *self, ir_node **mem,
+                                                    pmap *reg_map, int *stack_bias)
+{
+	TEMPLATE_abi_env_t *env = self;
+	(void) reg_map;
+	(void) mem;
+	(void) stack_bias;
+
+	if(env->flags.try_omit_fp)
+		return env->arch_env->sp;
+	return env->arch_env->bp;
+}
+
+/* Build the epilog */
+static void TEMPLATE_abi_epilogue(void *self, ir_node *bl, ir_node **mem,
+                                  pmap *reg_map)
+{
+	(void) self;
+	(void) bl;
+	(void) mem;
+	(void) reg_map;
+}
+
+static const be_abi_callbacks_t TEMPLATE_abi_callbacks = {
+	TEMPLATE_abi_init,
+	free,
+	TEMPLATE_get_between_type,
+	TEMPLATE_abi_prologue,
+	TEMPLATE_abi_epilogue,
+};
+
 /**
  * Get the ABI restrictions for procedure calls.
  * @param self        The this pointer.
  * @param method_type The type of the method (procedure) in question.
  * @param abi         The abi object to be modified
  */
-void TEMPLATE_get_call_abi(const void *self, ir_type *method_type, be_abi_call_t *abi) {
-	ir_type  *between_type;
+void TEMPLATE_get_call_abi(const void *self, ir_type *method_type,
+                           be_abi_call_t *abi)
+{
 	ir_type  *tp;
 	ir_mode  *mode;
 	int       i, n = get_method_n_params(method_type);
-	const arch_register_t *reg;
 	be_abi_call_flags_t call_flags;
+	(void) self;
 
 	/* set abi flags for calls */
 	call_flags.bits.left_to_right         = 0;
@@ -479,11 +415,8 @@ void TEMPLATE_get_call_abi(const void *self, ir_type *method_type, be_abi_call_t
 	call_flags.bits.fp_free               = 0;
 	call_flags.bits.call_has_imm          = 1;
 
-	/* get the between type and the frame pointer save entity */
-	between_type = get_between_type();
-
 	/* set stack parameter passing style */
-	be_abi_call_set_flags(abi, call_flags, between_type);
+	be_abi_call_set_flags(abi, call_flags, &TEMPLATE_abi_callbacks);
 
 	for (i = 0; i < n; i++) {
 		/* TODO: implement register parameter: */
@@ -491,7 +424,9 @@ void TEMPLATE_get_call_abi(const void *self, ir_type *method_type, be_abi_call_t
 		/* be_abi_call_param_reg(abi, i, reg); */
 
 		/* default: all parameters on stack */
-		be_abi_call_param_stack(abi, i, 4, 0, 0);
+		tp   = get_method_param_type(method_type, i);
+		mode = get_type_mode(tp);
+		be_abi_call_param_stack(abi, i, mode, 4, 0, 0);
 	}
 
 	/* TODO: set correct return register */
@@ -505,26 +440,23 @@ void TEMPLATE_get_call_abi(const void *self, ir_type *method_type, be_abi_call_t
 	}
 }
 
-static const void *TEMPLATE_get_irn_ops(const arch_irn_handler_t *self, const ir_node *irn) {
-	return &TEMPLATE_irn_ops;
-}
-
-const arch_irn_handler_t TEMPLATE_irn_handler = {
-	TEMPLATE_get_irn_ops
-};
+int TEMPLATE_to_appear_in_schedule(void *block_env, const ir_node *irn)
+{
+	(void) block_env;
 
-const arch_irn_handler_t *TEMPLATE_get_irn_handler(const void *self) {
-	return &TEMPLATE_irn_handler;
-}
+	if(!is_TEMPLATE_irn(irn))
+		return -1;
 
-int TEMPLATE_to_appear_in_schedule(void *block_env, const ir_node *irn) {
-	return is_TEMPLATE_irn(irn);
+	return 1;
 }
 
 /**
  * Initializes the code generator interface.
  */
-static const arch_code_generator_if_t *TEMPLATE_get_code_generator_if(void *self) {
+static const arch_code_generator_if_t *TEMPLATE_get_code_generator_if(
+		void *self)
+{
+	(void) self;
 	return &TEMPLATE_code_gen_if;
 }
 
@@ -533,63 +465,119 @@ list_sched_selector_t TEMPLATE_sched_selector;
 /**
  * Returns the reg_pressure scheduler with to_appear_in_schedule() overloaded
  */
-static const list_sched_selector_t *TEMPLATE_get_list_sched_selector(const void *self) {
-	memcpy(&TEMPLATE_sched_selector, trivial_selector, sizeof(list_sched_selector_t));
+static const list_sched_selector_t *TEMPLATE_get_list_sched_selector(
+		const void *self, list_sched_selector_t *selector)
+{
+	(void) self;
+	(void) selector;
+
+	TEMPLATE_sched_selector = trivial_selector;
 	TEMPLATE_sched_selector.to_appear_in_schedule = TEMPLATE_to_appear_in_schedule;
 	return &TEMPLATE_sched_selector;
 }
 
+static const ilp_sched_selector_t *TEMPLATE_get_ilp_sched_selector(
+		const void *self)
+{
+	(void) self;
+	return NULL;
+}
+
 /**
  * Returns the necessary byte alignment for storing a register of given class.
  */
-static int TEMPLATE_get_reg_class_alignment(const void *self, const arch_register_class_t *cls) {
+static int TEMPLATE_get_reg_class_alignment(const void *self,
+                                            const arch_register_class_t *cls) {
 	ir_mode *mode = arch_register_class_mode(cls);
+	(void) self;
 	return get_mode_size_bytes(mode);
 }
 
 /**
  * Returns the libFirm configuration parameter for this backend.
  */
-static const backend_params *TEMPLATE_get_libfirm_params(void) {
-	static arch_dep_params_t ad = {
-		1,  /* allow subs */
-		0,  /* Muls are fast enough on Firm */
-		31, /* shift would be ok */
-		0,  /* no Mulhs */
-		0,  /* no Mulhu */
-		0,  /* no Mulh */
-	};
+static const backend_params *TEMPLATE_get_backend_params(void) {
 	static backend_params p = {
-		NULL,  /* no additional opcodes */
-		NULL,  /* will be set later */
 		0,     /* no dword lowering */
+		0,     /* no inline assembly */
+		NULL,  /* will be set later */
 		NULL,  /* no creator function */
 		NULL,  /* context for create_intrinsic_fkt */
+		NULL,  /* parameter for if conversion */
+		NULL,  /* float arithmetic mode */
+		0,     /* no trampoline support: size 0 */
+		0,     /* no trampoline support: align 0 */
+		NULL,  /* no trampoline support: no trampoline builder */
+		4      /* alignment of stack parameter: typically 4 (32bit) or 8 (64bit) */
 	};
-
-	p.dep_param = &ad;
 	return &p;
 }
 
-#ifdef WITH_LIBCORE
-static void TEMPLATE_register_options(lc_opt_entry_t *ent)
+static const be_execution_unit_t ***TEMPLATE_get_allowed_execution_units(
+		const void *self, const ir_node *irn)
 {
+	(void) self;
+	(void) irn;
+	/* TODO */
+	assert(0);
+	return NULL;
+}
+
+static const be_machine_t *TEMPLATE_get_machine(const void *self)
+{
+	(void) self;
+	/* TODO */
+	assert(0);
+	return NULL;
+}
+
+static ir_graph **TEMPLATE_get_backend_irg_list(const void *self,
+                                                ir_graph ***irgs)
+{
+	(void) self;
+	(void) irgs;
+	return NULL;
+}
+
+static asm_constraint_flags_t TEMPLATE_parse_asm_constraint(const void *self,
+                                                            const char **c)
+{
+	(void) self;
+	(void) c;
+	return ASM_CONSTRAINT_FLAG_INVALID;
+}
+
+static int TEMPLATE_is_valid_clobber(const void *self, const char *clobber)
+{
+	(void) self;
+	(void) clobber;
+	return 0;
 }
-#endif /* WITH_LIBCORE */
 
 const arch_isa_if_t TEMPLATE_isa_if = {
 	TEMPLATE_init,
 	TEMPLATE_done,
+	NULL,                /* handle intrinsics */
 	TEMPLATE_get_n_reg_class,
 	TEMPLATE_get_reg_class,
 	TEMPLATE_get_reg_class_for_mode,
 	TEMPLATE_get_call_abi,
-	TEMPLATE_get_irn_handler,
 	TEMPLATE_get_code_generator_if,
 	TEMPLATE_get_list_sched_selector,
+	TEMPLATE_get_ilp_sched_selector,
 	TEMPLATE_get_reg_class_alignment,
-    TEMPLATE_get_libfirm_params,
-#ifdef WITH_LIBCORE
-	TEMPLATE_register_options
-#endif
+    TEMPLATE_get_backend_params,
+	TEMPLATE_get_allowed_execution_units,
+	TEMPLATE_get_machine,
+	TEMPLATE_get_backend_irg_list,
+	NULL,                    /* mark remat */
+	TEMPLATE_parse_asm_constraint,
+	TEMPLATE_is_valid_clobber
 };
+
+void be_init_arch_TEMPLATE(void)
+{
+	be_register_isa_if("TEMPLATE", &TEMPLATE_isa_if);
+}
+
+BE_REGISTER_MODULE_CONSTRUCTOR(be_init_arch_TEMPLATE);