1 # the cpu architecture (ia32, ia64, mips, sparc, ppc, ...)
7 $mode_gp = "mode_Iu"; # mode used by general purpose registers
8 $mode_fp = "mode_F"; # mode used by floatingpoint registers
10 # The node description is done as a perl hash initializer with the
11 # following structure:
16 # arity => "0|1|2|3 ... |variable|dynamic|any", # optional
17 # state => "floats|pinned|mem_pinned|exc_pinned", # optional
19 # { type => "type 1", name => "name 1" },
20 # { type => "type 2", name => "name 2" },
23 # comment => "any comment for constructor", # optional
24 # reg_req => { in => [ "reg_class|register" ], out => [ "reg_class|register|in_rX" ] },
25 # cmp_attr => "c source code for comparing node attributes", # optional
26 # outs => { "out1", "out2" },# optional, creates pn_op_out1, ... consts
27 # ins => { "in1", "in2" }, # optional, creates n_op_in1, ... consts
28 # mode => "mode_Iu", # optional, predefines the mode
29 # emit => "emit code with templates", # optional for virtual nodes
30 # attr => "additional attribute arguments for constructor", # optional
31 # init_attr => "emit attribute initialization template", # optional
32 # rd_constructor => "c source code which constructs an ir_node", # optional
33 # hash_func => "name of the hash function for this operation", # optional, get the default hash function else
34 # latency => "latency of this operation (can be float)" # optional
35 # attr_type => "name of the attribute struct", # optional
38 # ... # (all nodes you need to describe)
40 # ); # close the %nodes initializer
42 # state: state of the operation, OPTIONAL (default is "floats")
44 # arity: arity of the operation, MUST NOT BE OMITTED
46 # args: the OPTIONAL arguments of the node constructor (debug, irg and block
47 # are always the first 3 arguments and are always autmatically
49 # If this key is missing the following arguments will be created:
50 # for i = 1 .. arity: ir_node *op_i
53 # outs: if a node defines more than one output, the names of the projections
54 # nodes having outs having automatically the mode mode_T
56 # comment: OPTIONAL comment for the node constructor
60 # 1 - ignore (do not assign this register)
61 # 2 - emitter can choose an arbitrary register of this class
62 # 4 - the register is a virtual one
63 # 8 - register represents a state
64 # NOTE: Last entry of each class is the largest Firm-Mode a register can hold
81 { name => "sp", realname => "r14", type => 1 }, # stackpointer
82 { name => "bp", realname => "r15", type => 1 }, # basepointer
107 S1 => "${arch}_emit_source_register(node, 0);",
108 S2 => "${arch}_emit_source_register(node, 1);",
109 S3 => "${arch}_emit_source_register(node, 2);",
110 S4 => "${arch}_emit_source_register(node, 3);",
111 S5 => "${arch}_emit_source_register(node, 4);",
112 S6 => "${arch}_emit_source_register(node, 5);",
113 D1 => "${arch}_emit_dest_register(node, 0);",
114 D2 => "${arch}_emit_dest_register(node, 1);",
115 D3 => "${arch}_emit_dest_register(node, 2);",
116 D4 => "${arch}_emit_dest_register(node, 3);",
117 D5 => "${arch}_emit_dest_register(node, 4);",
118 D6 => "${arch}_emit_dest_register(node, 5);",
119 C => "${arch}_emit_immediate(node);"
122 $default_attr_type = "TEMPLATE_attr_t";
123 $default_copy_attr = "TEMPLATE_copy_attr";
130 op_flags => [ "commutative" ],
131 irn_flags => [ "rematerializable" ],
132 reg_req => { in => [ "gp", "gp" ], out => [ "gp" ] },
133 emit => '. add %S1, %S2, %D1',
138 op_flags => [ "commutative" ],
139 irn_flags => [ "rematerializable" ],
140 reg_req => { in => [ "gp", "gp" ], out => [ "gp" ] },
141 emit =>'. mul %S1, %S2, %D1',
146 op_flags => [ "commutative" ],
147 irn_flags => [ "rematerializable" ],
148 reg_req => { in => [ "gp", "gp" ], out => [ "gp" ] },
149 emit => '. and %S1, %S2, %D1',
154 op_flags => [ "commutative" ],
155 irn_flags => [ "rematerializable" ],
156 reg_req => { in => [ "gp", "gp" ], out => [ "gp" ] },
157 emit => '. or %S1, %S2, %D1',
162 op_flags => [ "commutative" ],
163 irn_flags => [ "rematerializable" ],
164 reg_req => { in => [ "gp", "gp" ], out => [ "gp" ] },
165 emit => '. xor %S1, %S2, %D1',
170 irn_flags => [ "rematerializable" ],
171 reg_req => { in => [ "gp", "gp" ], out => [ "gp" ] },
172 emit => '. sub %S1, %S2, %D1',
177 irn_flags => [ "rematerializable" ],
178 reg_req => { in => [ "gp", "gp" ], out => [ "gp" ] },
179 emit => '. shl %S1, %S2, %D1',
184 irn_flags => [ "rematerializable" ],
185 reg_req => { in => [ "gp", "gp" ], out => [ "in_r1" ] },
186 emit => '. shr %S2, %D1',
191 irn_flags => [ "rematerializable" ],
192 reg_req => { in => [ "gp" ], out => [ "gp" ] },
193 emit => '. neg %S1, %D1',
200 reg_req => { in => [ "gp" ], out => [ "gp" ] },
201 emit => '. not %S1, %D1',
206 op_flags => [ "constlike" ],
207 irn_flags => [ "rematerializable" ],
208 attr => "ir_tarval *value",
209 custominit => "set_TEMPLATE_value(res, value);",
210 reg_req => { out => [ "gp" ] },
211 emit => '. mov %C, %D1',
214 /* TODO: compare Const attributes */
224 op_flags => [ "cfopcode" ],
225 irn_flags => [ "simple_jump" ],
226 reg_req => { out => [ "none" ] },
233 op_flags => [ "labeled" ],
234 irn_flags => [ "rematerializable" ],
235 state => "exc_pinned",
236 reg_req => { in => [ "gp", "none" ], out => [ "gp" ] },
237 emit => '. mov (%S1), %D1',
241 op_flags => [ "labeled" ],
242 irn_flags => [ "rematerializable" ],
243 state => "exc_pinned",
244 reg_req => { in => [ "gp", "gp", "none" ] },
245 emit => '. movl %S2, (%S1)',
248 # Floating Point operations
251 op_flags => [ "commutative" ],
252 irn_flags => [ "rematerializable" ],
253 reg_req => { in => [ "fp", "fp" ], out => [ "fp" ] },
254 emit => '. fadd %S1, %S2, %D1',
259 op_flags => [ "commutative" ],
260 reg_req => { in => [ "fp", "fp" ], out => [ "fp" ] },
261 emit =>'. fmul %S1, %S2, %D1',
266 irn_flags => [ "rematerializable" ],
267 reg_req => { in => [ "fp", "fp" ], out => [ "fp" ] },
268 emit => '. fsub %S1, %S2, %D1',
273 reg_req => { in => [ "fp", "fp" ], out => [ "fp" ] },
274 emit => '. fdiv %S1, %S2, %D1',
279 irn_flags => [ "rematerializable" ],
280 reg_req => { in => [ "fp" ], out => [ "fp" ] },
281 emit => '. fneg %S1, %D1',
286 op_flags => [ "constlike" ],
287 irn_flags => [ "rematerializable" ],
288 reg_req => { out => [ "fp" ] },
289 emit => '. fmov %C, %D1',
292 /* TODO: compare fConst attributes */
301 op_flags => [ "labeled" ],
302 irn_flags => [ "rematerializable" ],
303 state => "exc_pinned",
304 reg_req => { in => [ "gp", "none" ], out => [ "fp" ] },
305 emit => '. fmov (%S1), %D1',
309 op_flags => [ "labeled" ],
310 irn_flags => [ "rematerializable" ],
311 state => "exc_pinned",
312 reg_req => { in => [ "gp", "fp", "none" ] },
313 emit => '. fmov %S2, (%S1)',