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4387d0886d
As per NIR, for the benefit of CSE. It is assumed that instructions that cannot be eliminated also cannot be reordered. Signed-off-by: Alyssa Rosenzweig <alyssa@collabora.com> Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/19590>
97 lines
2.6 KiB
Python
97 lines
2.6 KiB
Python
template = """/*
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* Copyright (C) 2021 Alyssa Rosenzweig <alyssa@rosenzweig.io>
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*/
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#ifndef _AGX_OPCODES_
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#define _AGX_OPCODES_
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#include <stdbool.h>
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#include <stdint.h>
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#include "util/macros.h"
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/* Listing of opcodes */
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enum agx_opcode {
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% for op in opcodes:
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AGX_OPCODE_${op.upper()},
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% endfor
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AGX_NUM_OPCODES
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};
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% for name in enums:
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enum agx_${name} {
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% for k, v in enums[name].items():
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AGX_${name.upper()}_${v.replace('.', '_').upper()} = ${k},
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% endfor
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};
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static inline const char *
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agx_${name}_as_str(enum agx_${name} x)
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{
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switch (x) {
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% for k, v in enums[name].items():
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case AGX_${name.upper()}_${v.replace('.', '_').upper()}: return "${v}";
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% endfor
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default: unreachable("Nonexhaustive enum");
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}
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}
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% endfor
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/* Runtime accessible info on each defined opcode */
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<% assert(len(immediates) < 32); %>
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enum agx_immediate {
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% for i, imm in enumerate(immediates):
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AGX_IMMEDIATE_${imm.upper()} = (1 << ${i}),
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% endfor
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};
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struct agx_encoding {
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uint64_t exact;
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unsigned length_short : 4;
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bool extensible : 1;
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};
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struct agx_opcode_info {
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const char *name;
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unsigned nr_srcs;
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unsigned nr_dests;
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enum agx_immediate immediates;
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struct agx_encoding encoding;
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struct agx_encoding encoding_16;
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bool is_float : 1;
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bool can_eliminate : 1;
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bool can_reorder : 1;
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};
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extern const struct agx_opcode_info agx_opcodes_info[AGX_NUM_OPCODES];
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#endif
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"""
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from mako.template import Template
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from agx_opcodes import opcodes, immediates, enums
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print(Template(template).render(opcodes=opcodes, immediates=immediates,
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enums=enums))
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