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1from __future__ import print_function
2
3template = """\
4/* Copyright (C) 2015 Broadcom
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the "Software"),
8 * to deal in the Software without restriction, including without limitation
9 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
10 * and/or sell copies of the Software, and to permit persons to whom the
11 * Software is furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice (including the next
14 * paragraph) shall be included in all copies or substantial portions of the
15 * Software.
16 *
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
18 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
19 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
20 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
21 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
22 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
23 * IN THE SOFTWARE.
24 */
25
26#ifndef _NIR_BUILDER_OPCODES_
27#define _NIR_BUILDER_OPCODES_
28
29<%
30def src_decl_list(num_srcs):
31   return ', '.join('nir_ssa_def *src' + str(i) for i in range(num_srcs))
32
33def src_list(num_srcs):
34   if num_srcs <= 4:
35      return ', '.join('src' + str(i) if i < num_srcs else 'NULL' for i in range(4))
36   else:
37      return ', '.join('src' + str(i) for i in range(num_srcs))
38%>
39
40% for name, opcode in sorted(opcodes.items()):
41static inline nir_ssa_def *
42nir_${name}(nir_builder *build, ${src_decl_list(opcode.num_inputs)})
43{
44% if opcode.num_inputs <= 4:
45   return nir_build_alu(build, nir_op_${name}, ${src_list(opcode.num_inputs)});
46% else:
47   nir_ssa_def *srcs[${opcode.num_inputs}] = {${src_list(opcode.num_inputs)}};
48   return nir_build_alu_src_arr(build, nir_op_${name}, srcs);
49% endif
50}
51% endfor
52
53/* Generic builder for system values. */
54static inline nir_ssa_def *
55nir_load_system_value(nir_builder *build, nir_intrinsic_op op, int index,
56                      unsigned num_components, unsigned bit_size)
57{
58   nir_intrinsic_instr *load = nir_intrinsic_instr_create(build->shader, op);
59   if (nir_intrinsic_infos[op].dest_components > 0)
60      assert(num_components == nir_intrinsic_infos[op].dest_components);
61   else
62      load->num_components = num_components;
63   load->const_index[0] = index;
64
65   nir_ssa_dest_init(&load->instr, &load->dest,
66                     num_components, bit_size, NULL);
67   nir_builder_instr_insert(build, &load->instr);
68   return &load->dest.ssa;
69}
70
71<%
72def sysval_decl_list(opcode):
73   res = ''
74   if opcode.indices:
75      res += ', unsigned ' + opcode.indices[0].lower()
76   if opcode.dest_components == 0:
77      res += ', unsigned num_components'
78   if len(opcode.bit_sizes) != 1:
79      res += ', unsigned bit_size'
80   return res
81
82def sysval_arg_list(opcode):
83   args = []
84   if opcode.indices:
85      args.append(opcode.indices[0].lower())
86   else:
87      args.append('0')
88
89   if opcode.dest_components == 0:
90      args.append('num_components')
91   else:
92      args.append(str(opcode.dest_components))
93
94   if len(opcode.bit_sizes) == 1:
95      bit_size = opcode.bit_sizes[0]
96      args.append(str(bit_size))
97   else:
98      args.append('bit_size')
99
100   return ', '.join(args)
101%>
102
103% for name, opcode in filter(lambda v: v[1].sysval, sorted(INTR_OPCODES.items())):
104<% assert len(opcode.bit_sizes) > 0 %>
105static inline nir_ssa_def *
106nir_${name}(nir_builder *build${sysval_decl_list(opcode)})
107{
108   return nir_load_system_value(build, nir_intrinsic_${name},
109                                ${sysval_arg_list(opcode)});
110}
111% endfor
112
113#endif /* _NIR_BUILDER_OPCODES_ */"""
114
115from nir_opcodes import opcodes
116from nir_intrinsics import INTR_OPCODES
117from mako.template import Template
118
119print(Template(template).render(opcodes=opcodes, INTR_OPCODES=INTR_OPCODES))
120