4 # the cpu architecture (ia32, ia64, mips, sparc, ppc, ...)
8 # The node description is done as a perl hash initializer with the
14 # op_flags => "N|L|C|X|I|F|Y|H|c|K", # optional
15 # irn_flags => "R|N|I" # optional
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 # op_flags: flags for the operation, OPTIONAL (default is "N")
43 # the op_flags correspond to the firm irop_flags:
46 # C irop_flag_commutative
47 # X irop_flag_cfopcode
48 # I irop_flag_ip_cfopcode
51 # H irop_flag_highlevel
52 # c irop_flag_constlike
55 # irn_flags: special node flags, OPTIONAL (default is 0)
56 # following irn_flags are supported:
59 # I ignore for register allocation
61 # state: state of the operation, OPTIONAL (default is "floats")
63 # arity: arity of the operation, MUST NOT BE OMITTED
65 # args: the OPTIONAL arguments of the node constructor (debug, irg and block
66 # are always the first 3 arguments and are always autmatically
68 # If this key is missing the following arguments will be created:
69 # for i = 1 .. arity: ir_node *op_i
72 # outs: if a node defines more than one output, the names of the projections
73 # nodes having outs having automatically the mode mode_T
75 # comment: OPTIONAL comment for the node constructor
77 # rd_constructor: for every operation there will be a
78 # new_rd_<arch>_<op-name> function with the arguments from above
79 # which creates the ir_node corresponding to the defined operation
80 # you can either put the complete source code of this function here
82 # This key is OPTIONAL. If omitted, the following constructor will
84 # if (!op_<arch>_<op-name>) assert(0);
88 # res = new_ir_node(db, irg, block, op_<arch>_<op-name>, mode, arity, in)
91 # NOTE: rd_constructor and args are only optional if and only if arity is 0,1,2 or 3
95 # 1 - caller save (register must be saved by the caller of a function)
96 # 2 - callee save (register must be saved by the called function)
97 # 4 - ignore (do not assign this register)
98 # NOTE: Last entry of each class is the largest Firm-Mode a register can hold
101 { name => "r0", type => 1 },
102 { name => "r1", type => 1 },
103 { name => "r2", type => 1 },
104 { name => "r3", type => 1 },
105 { name => "r4", type => 1 },
106 { name => "r5", type => 1 },
107 { name => "r6", type => 1 },
108 { name => "r7", type => 2 },
109 { name => "r8", type => 2 },
110 { name => "r9", type => 2 },
111 { name => "r10", type => 2 },
112 { name => "r11", type => 2 },
113 { name => "r12", type => 2 },
114 { name => "r13", type => 2 },
115 { name => "sp", realname => "r14", type => 4 }, # stackpointer
116 { name => "bp", realname => "r15", type => 4 }, # basepointer
117 { mode => "mode_Iu" }
120 { name => "f0", type => 1 },
121 { name => "f1", type => 1 },
122 { name => "f2", type => 1 },
123 { name => "f3", type => 1 },
124 { name => "f4", type => 1 },
125 { name => "f5", type => 1 },
126 { name => "f6", type => 1 },
127 { name => "f7", type => 1 },
128 { name => "f8", type => 1 },
129 { name => "f9", type => 1 },
130 { name => "f10", type => 1 },
131 { name => "f11", type => 1 },
132 { name => "f12", type => 1 },
133 { name => "f13", type => 1 },
134 { name => "f14", type => 1 },
135 { name => "f15", type => 1 },
141 S1 => "${arch}_emit_source_register(node, 0);",
142 S2 => "${arch}_emit_source_register(node, 1);",
143 S3 => "${arch}_emit_source_register(node, 2);",
144 S4 => "${arch}_emit_source_register(node, 3);",
145 S5 => "${arch}_emit_source_register(node, 4);",
146 S6 => "${arch}_emit_source_register(node, 5);",
147 D1 => "${arch}_emit_dest_register(node, 0);",
148 D2 => "${arch}_emit_dest_register(node, 1);",
149 D3 => "${arch}_emit_dest_register(node, 2);",
150 D4 => "${arch}_emit_dest_register(node, 3);",
151 D5 => "${arch}_emit_dest_register(node, 4);",
152 D6 => "${arch}_emit_dest_register(node, 5);",
153 C => "${arch}_emit_immediate(node);"
163 reg_req => { in => [ "gp", "gp" ], out => [ "gp" ] },
164 emit => '. add %S1, %S2, %D1'
169 reg_req => { in => [ "gp" ], out => [ "gp" ] },
170 emit => '. add %S1, %C, %D1'
176 reg_req => { in => [ "gp", "gp" ], out => [ "gp" ] },
177 emit =>'. mul %S1, %S2, %D1'
182 reg_req => { in => [ "gp" ], out => [ "gp" ] },
183 emit => '. mul %S1, %C, %D1'
189 reg_req => { in => [ "gp", "gp" ], out => [ "gp" ] },
190 emit => '. and %S1, %S2, %D1'
195 reg_req => { in => [ "gp" ], out => [ "gp" ] },
196 emit => '. and %S1, %C, %D1'
202 reg_req => { in => [ "gp", "gp" ], out => [ "gp" ] },
203 emit => '. or %S1, %S2, %D1'
209 reg_req => { in => [ "gp" ], out => [ "gp" ] },
210 emit => '. or %S1, %C, %D1'
216 reg_req => { in => [ "gp", "gp" ], out => [ "gp" ] },
217 emit => '. xor %S1, %S2, %D1'
222 reg_req => { in => [ "gp" ], out => [ "gp" ] },
223 emit => '. xor %S1, %C, %D1'
228 reg_req => { in => [ "gp", "gp" ], out => [ "gp" ] },
229 emit => '. sub %S1, %S2, %D1'
234 reg_req => { in => [ "gp" ], out => [ "gp" ] },
235 emit => '. subl %S1, %C, %D1'
240 reg_req => { in => [ "gp", "gp" ], out => [ "gp" ] },
241 emit => '. shl %S1, %S2, %D1'
246 reg_req => { in => [ "gp" ], out => [ "gp" ] },
247 emit => '. shl %S1, %C, %D1'
252 reg_req => { in => [ "gp", "gp" ], out => [ "in_r1" ] },
253 emit => '. shr %S2, %D1'
258 reg_req => { in => [ "gp" ], out => [ "gp" ] },
259 emit => '. shr %S1, %C, %D1'
264 reg_req => { in => [ "gp", "gp" ], out => [ "gp" ] },
265 emit => '. ror %S1, %S2, %D1'
270 reg_req => { in => [ "gp", "gp" ], out => [ "gp" ] },
271 emit => '. rol %S1, %S2, %D1'
276 reg_req => { in => [ "gp" ], out => [ "gp" ] },
277 emit => '. rol %S1, %C, %D1'
282 reg_req => { in => [ "gp" ], out => [ "gp" ] },
283 emit => '. neg %S1, %D1'
288 reg_req => { in => [ "gp" ], out => [ "gp" ] },
289 emit => '. inc %S1, %D1'
294 reg_req => { in => [ "gp" ], out => [ "gp" ] },
295 emit => '. dec %S1, %D1'
301 reg_req => { in => [ "gp" ], out => [ "gp" ] },
302 emit => '. not %S1, %D1'
308 reg_req => { out => [ "gp" ] },
309 emit => '. mov %C, %D1',
312 /* TODO: compare Const attributes */
323 reg_req => { out => [ "none" ] },
332 state => "exc_pinned",
333 reg_req => { in => [ "gp", "none" ], out => [ "gp" ] },
334 emit => '. mov (%S1), %D1'
340 state => "exc_pinned",
341 reg_req => { in => [ "gp", "gp", "none" ] },
342 emit => '. movl %S2, (%S1)'
345 # Floating Point operations
350 reg_req => { in => [ "fp", "fp" ], out => [ "fp" ] },
351 emit => '. fadd %S1, %S2, %D1'
356 reg_req => { in => [ "fp", "fp" ], out => [ "fp" ] },
357 emit =>'. fmul %S1, %S2, %D1'
363 reg_req => { in => [ "fp", "fp" ], out => [ "fp" ] },
364 emit =>'. fmax %S1, %S2, %D1'
370 reg_req => { in => [ "fp", "fp" ], out => [ "fp" ] },
371 emit =>'. fmin %S1, %S2, %D1'
376 reg_req => { in => [ "fp", "fp" ], out => [ "fp" ] },
377 emit => '. fsub %S1, %S2, %D1'
381 reg_req => { in => [ "fp", "fp" ], out => [ "fp" ] },
382 emit => '. fdiv %S1, %S2, %D1'
387 reg_req => { in => [ "fp" ], out => [ "fp" ] },
388 emit => '. fneg %S1, %D1'
394 reg_req => { out => [ "fp" ] },
395 emit => '. fmov %C, %D1',
398 /* TODO: compare fConst attributes */
408 state => "exc_pinned",
409 reg_req => { in => [ "gp", "none" ], out => [ "fp" ] },
410 emit => '. fmov (%S1), %D1'
416 state => "exc_pinned",
417 reg_req => { in => [ "gp", "fp", "none" ] },
418 emit => '. fmov %S2, (%S1)'