1 # the cpu architecture (ia32, ia64, mips, sparc, ppc, ...)
5 # The node description is done as a perl hash initializer with the
11 # arity => "0|1|2|3 ... |variable|dynamic|any", # optional
12 # state => "floats|pinned|mem_pinned|exc_pinned", # optional
14 # { type => "type 1", name => "name 1" },
15 # { type => "type 2", name => "name 2" },
18 # comment => "any comment for constructor", # optional
19 # reg_req => { in => [ "reg_class|register" ], out => [ "reg_class|register|in_rX" ] },
20 # cmp_attr => "c source code for comparing node attributes", # optional
21 # outs => { "out1", "out2" },# optional, creates pn_op_out1, ... consts
22 # ins => { "in1", "in2" }, # optional, creates n_op_in1, ... consts
23 # mode => "mode_Iu", # optional, predefines the mode
24 # emit => "emit code with templates", # optional for virtual nodes
25 # attr => "additional attribute arguments for constructor", # optional
26 # init_attr => "emit attribute initialization template", # optional
27 # rd_constructor => "c source code which constructs an ir_node", # optional
28 # hash_func => "name of the hash function for this operation", # optional, get the default hash function else
29 # latency => "latency of this operation (can be float)" # optional
30 # attr_type => "name of the attribute struct", # optional
33 # ... # (all nodes you need to describe)
35 # ); # close the %nodes initializer
37 # state: state of the operation, OPTIONAL (default is "floats")
39 # arity: arity of the operation, MUST NOT BE OMITTED
41 # args: the OPTIONAL arguments of the node constructor (debug, irg and block
42 # are always the first 3 arguments and are always autmatically
44 # If this key is missing the following arguments will be created:
45 # for i = 1 .. arity: ir_node *op_i
48 # outs: if a node defines more than one output, the names of the projections
49 # nodes having outs having automatically the mode mode_T
51 # comment: OPTIONAL comment for the node constructor
54 $normal = 0; # no special type
55 $ignore = 1; # ignore (do not assign this register)
56 $arbitrary = 2; # emitter can choose an arbitrary register of this class
57 $virtual = 4; # the register is a virtual one
58 $state = 8; # register represents a state
59 # NOTE: Last entry of each class is the largest Firm-Mode a register can hold
62 { name => "rax", dwarf => 0 },
63 { name => "rcx", dwarf => 2 },
64 { name => "rdx", dwarf => 1 },
65 { name => "rsi", dwarf => 4 },
66 { name => "rdi", dwarf => 5 },
67 { name => "rbx", dwarf => 3 },
68 { name => "rbp", dwarf => 6 },
69 { name => "rsp", dwarf => 7, type => $ignore }, # stackpointer?
70 { name => "r8", dwarf => 8 },
71 { name => "r9", dwarf => 9 },
72 { name => "r10", dwarf => 10 },
73 { name => "r11", dwarf => 11 },
74 { name => "r12", dwarf => 12 },
75 { name => "r13", dwarf => 13 },
76 { name => "r14", dwarf => 14 },
77 { name => "r15", dwarf => 15 },
78 # { name => "gp_NOREG", type => $ignore }, # we need a dummy register for NoReg nodes
82 # { name => "xmm0", dwarf => 17 },
83 # { name => "xmm1", dwarf => 18 },
84 # { name => "xmm2", dwarf => 19 },
85 # { name => "xmm3", dwarf => 20 },
86 # { name => "xmm4", dwarf => 21 },
87 # { name => "xmm5", dwarf => 22 },
88 # { name => "xmm6", dwarf => 23 },
89 # { name => "xmm7", dwarf => 24 },
90 # { name => "xmm8", dwarf => 25 },
91 # { name => "xmm9", dwarf => 26 },
92 # { name => "xmm10", dwarf => 27 },
93 # { name => "xmm11", dwarf => 28 },
94 # { name => "xmm12", dwarf => 29 },
95 # { name => "xmm13", dwarf => 30 },
96 # { name => "xmm14", dwarf => 31 },
97 # { name => "xmm15", dwarf => 32 },
98 # { mode => "mode_D" }
101 { name => "eflags", dwarf => 49 },
102 { mode => "mode_Iu", flags => "manual_ra" }
106 $mode_gp = "mode_Lu";
107 $mode_flags = "mode_Iu";
109 sub amd64_custom_init_attr {
115 if(defined($node->{modified_flags})) {
116 $res .= "\tarch_add_irn_flags(res, arch_irn_flags_modify_flags);\n";
120 $custom_init_attr_func = \&amd64_custom_init_attr;
122 $default_copy_attr = "amd64_copy_attr";
126 "\tinit_amd64_attributes(res, irn_flags_, in_reqs, n_res);",
127 amd64_SymConst_attr_t =>
128 "\tinit_amd64_attributes(res, irn_flags_, in_reqs, n_res);"
129 . "\tinit_amd64_SymConst_attributes(res, entity);",
130 amd64_condcode_attr_t =>
131 "\tinit_amd64_attributes(res, irn_flags_, in_reqs, n_res);"
132 . "\tinit_amd64_condcode_attributes(res, pnc);",
136 amd64_attr_t => "cmp_amd64_attr",
137 amd64_SymConst_attr_t => "cmp_amd64_attr_SymConst",
138 amd64_condcode_attr_t => "cmp_amd64_attr_condcode",
143 state => "exc_pinned",
144 reg_req => { in => [ "gp", "gp", "none", "gp", "rsp" ], out => [ "rsp:I|S", "none" ] },
145 ins => [ "base", "index", "mem", "val", "stack" ],
147 outs => [ "stack", "M" ],
148 am => "source,unary",
154 op_flags => [ "commutative" ],
155 irn_flags => [ "rematerializable" ],
156 state => "exc_pinned",
157 reg_req => { in => [ "gp", "gp" ],
159 ins => [ "left", "right" ],
166 # we should not rematrialize this node. It produces 2 results and has
167 # very strict constraints
168 state => "exc_pinned",
169 reg_req => { in => [ "rax", "gp" ],
170 out => [ "rax rdx" ] },
171 ins => [ "left", "right" ],
175 am => "source,binary",
176 modified_flags => $status_flags
180 irn_flags => [ "rematerializable" ],
181 state => "exc_pinned",
182 reg_req => { in => [ "gp", "gp" ],
184 ins => [ "left", "right" ],
191 irn_flags => [ "rematerializable" ],
192 reg_req => { in => [ "gp" ],
193 out => [ "in_r1", "flags" ] },
196 outs => [ "res", "flags" ],
198 modified_flags => $status_flags
202 op_flags => [ "constlike" ],
203 attr => "unsigned imm_value",
204 init_attr => "attr->ext.imm_value = imm_value;",
205 reg_req => { out => [ "gp" ] },
206 emit => 'mov %C, %D0',
211 op_flags => [ "constlike" ],
212 irn_flags => [ "rematerializable" ],
213 attr => "ir_entity *entity",
214 attr_type => "amd64_SymConst_attr_t",
215 reg_req => { out => [ "gp" ] },
221 state => "exc_pinned",
222 attr => "ir_mode *smaller_mode",
223 init_attr => "attr->ls_mode = smaller_mode;",
224 reg_req => { in => [ "gp" ], out => [ "gp" ] },
232 op_flags => [ "cfopcode" ],
233 reg_req => { out => [ "none" ] },
238 irn_flags => [ "rematerializable" ],
239 state => "exc_pinned",
240 reg_req => { in => [ "gp", "gp" ],
241 out => [ "flags" ] },
242 ins => [ "left", "right" ],
243 outs => [ "eflags" ],
244 emit => 'cmp %S0, %S1',
245 attr => "int ins_permuted, int cmp_unsigned",
246 init_attr => "attr->data.ins_permuted = ins_permuted;\n".
247 "\tattr->data.cmp_unsigned = cmp_unsigned;\n",
254 op_flags => [ "cfopcode", "forking" ],
255 reg_req => { in => [ "eflags" ], out => [ "none", "none" ] },
257 outs => [ "false", "true" ],
258 attr => "ir_relation relation",
259 init_attr => "attr->ext.relation = relation;",
264 op_flags => [ "uses_memory" ],
265 state => "exc_pinned",
266 reg_req => { in => [ "gp", "none" ],
267 out => [ "gp", "none" ] },
268 ins => [ "ptr", "mem" ],
269 outs => [ "res", "M" ],
270 attr => "ir_entity *entity",
271 attr_type => "amd64_SymConst_attr_t",
272 emit => "mov %O(%S0), %D0"
276 op_flags => [ "constlike" ],
277 irn_flags => [ "rematerializable" ],
278 reg_req => { in => [ "gp" ], out => [ "gp" ] },
280 attr => "ir_entity *entity",
281 attr_type => "amd64_SymConst_attr_t",
286 op_flags => [ "uses_memory" ],
287 state => "exc_pinned",
288 reg_req => { in => [ "gp", "gp", "none" ], out => [ "none" ] },
289 ins => [ "ptr", "val", "mem" ],
291 attr => "ir_entity *entity",
292 attr_type => "amd64_SymConst_attr_t",
294 emit => "mov %S1, %O(%S0)"
299 # op_flags => [ "constlike", "dump_noblcok" ],
300 # reg_req => { out => [ "gp_NOREG:I" ] },