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https://git.eden-emu.dev/eden-emu/eden
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[tools] add separate maxwell disassembler and spirv translator
Signed-off-by: lizzie <lizzie@eden-emu.dev>
This commit is contained in:
lizzie
parent
d0a054270e
commit
b8805bc561
9 changed files with 1087 additions and 1 deletions
219
tools/maxwell-disas/main.cpp
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219
tools/maxwell-disas/main.cpp
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// SPDX-FileCopyrightText: Copyright 2026 Eden Emulator Project
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// SPDX-License-Identifier: GPL-3.0-or-later
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#include "common/assert.h"
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#include <cstdlib>
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#include <sys/stat.h>
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#include <vector>
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enum class Opcode {
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#define INST(name, cute, encode) name,
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#include "shader_recompiler/frontend/maxwell/maxwell.inc"
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#undef INST
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};
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consteval std::pair<u64, u64> MaskValueFromEncoding(const char data[20]) noexcept {
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u64 mask = 0, value = 0, bit = u64(1) << 63;
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for (int i = 0; i < 20; ++i)
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switch (data[i]) {
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case '0':
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mask |= bit;
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bit >>= 1;
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break;
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case '1':
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mask |= bit;
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value |= bit;
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bit >>= 1;
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break;
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case '-':
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bit >>= 1;
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break;
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default:
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break;
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}
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return { mask, value };
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}
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Opcode Decode(u64 insn) {
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#define INST(name, cute, encode) \
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if (auto const p = MaskValueFromEncoding(encode); (insn & p.first) == p.second) \
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return Opcode::name;
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#include "shader_recompiler/frontend/maxwell/maxwell.inc"
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#undef INST
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ASSERT_MSG(false, "Invalid insn 0x{:016x}", insn);
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return Opcode::NOP;
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}
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const char* NameOf(Opcode opcode) {
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constexpr const char* NAME_TABLE[] = {
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#define INST(name, cute, encode) cute,
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#include "shader_recompiler/frontend/maxwell/maxwell.inc"
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#undef INST
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};
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ASSERT_MSG(size_t(opcode) < sizeof(NAME_TABLE) / sizeof(NAME_TABLE[0]), "Invalid opcode with raw value {}", int(opcode));
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return NAME_TABLE[size_t(opcode)];
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}
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namespace Shader::Maxwell {
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std::string_view SpecialRegGetName(size_t i) {
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switch (i) {
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case 0: return "SR_LANEID";
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case 1: return "SR_CLOCK";
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case 2: return "SR_VIRTCFG";
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case 3: return "SR_VIRTID";
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case 4: return "SR_PM0";
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case 5: return "SR_PM1";
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case 6: return "SR_PM2";
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case 7: return "SR_PM3";
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case 8: return "SR_PM4";
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case 9: return "SR_PM5";
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case 10: return "SR_PM6";
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case 11: return "SR_PM7";
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case 12: return "SR_?";
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case 13: return "SR_?";
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case 14: return "SR_?";
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case 15: return "SR_ORDERING_TICKET";
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case 16: return "SR_PRIM_TYPE";
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case 17: return "SR_INVOCATION_ID";
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case 18: return "SR_Y_DIRECTION";
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case 19: return "SR_THREAD_KILL";
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case 20: return "SM_SHADER_TYPE";
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case 21: return "SR_DIRECTCBEWRITEADDRESSLOW";
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case 22: return "SR_DIRECTCBEWRITEADDRESSHIGH";
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case 23: return "SR_DIRECTCBEWRITEENABLED";
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case 24: return "SR_MACHINE_ID_0";
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case 25: return "SR_MACHINE_ID_1";
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case 26: return "SR_MACHINE_ID_2";
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case 27: return "SR_MACHINE_ID_3";
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case 28: return "SR_AFFINITY";
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case 29: return "SR_INVOCATION_INFO";
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case 30: return "SR_WSCALEFACTOR_XY";
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case 31: return "SR_WSCALEFACTOR_Z";
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case 32: return "SR_TID";
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case 33: return "SR_TID_X";
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case 34: return "SR_TID_Y";
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case 35: return "SR_TID_Z";
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case 36: return "SR_CTA_PARAM";
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case 37: return "SR_CTAID_X";
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case 38: return "SR_CTAID_Y";
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case 39: return "SR_CTAID_Z";
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case 40: return "SR_NTID";
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case 41: return "SR_CirQueueIncrMinusOne";
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case 42: return "SR_NLATC";
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case 43: return "SR_?";
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case 44: return "SR_SM_SPA_VERSION";
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case 45: return "SR_MULTIPASSSHADERINFO";
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case 46: return "SR_LWINHI";
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case 47: return "SR_SWINHI";
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case 48: return "SR_SWINLO";
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case 49: return "SR_SWINSZ";
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case 50: return "SR_SMEMSZ";
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case 51: return "SR_SMEMBANKS";
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case 52: return "SR_LWINLO";
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case 53: return "SR_LWINSZ";
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case 54: return "SR_LMEMLOSZ";
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case 55: return "SR_LMEMHIOFF";
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case 56: return "SR_EQMASK";
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case 57: return "SR_LTMASK";
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case 58: return "SR_LEMASK";
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case 59: return "SR_GTMASK";
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case 60: return "SR_GEMASK";
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case 61: return "SR_REGALLOC";
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case 62: return "SR_BARRIERALLOC";
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case 63: return "SR_?";
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case 64: return "SR_GLOBALERRORSTATUS";
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case 65: return "SR_?";
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case 66: return "SR_WARPERRORSTATUS";
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case 67: return "SR_WARPERRORSTATUSCLEAR";
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case 68: return "SR_?";
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case 69: return "SR_?";
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case 70: return "SR_?";
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case 71: return "SR_?";
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case 72: return "SR_PM_HI0";
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case 73: return "SR_PM_HI1";
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case 74: return "SR_PM_HI2";
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case 75: return "SR_PM_HI3";
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case 76: return "SR_PM_HI4";
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case 77: return "SR_PM_HI5";
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case 78: return "SR_PM_HI6";
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case 79: return "SR_PM_HI7";
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case 80: return "SR_CLOCKLO";
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case 81: return "SR_CLOCKHI";
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case 82: return "SR_GLOBALTIMERLO";
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case 83: return "SR_GLOBALTIMERHI";
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case 84: return "SR_?";
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case 85: return "SR_?";
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case 86: return "SR_?";
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case 87: return "SR_?";
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case 88: return "SR_?";
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case 89: return "SR_?";
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case 90: return "SR_?";
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case 91: return "SR_?";
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case 92: return "SR_?";
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case 93: return "SR_?";
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case 94: return "SR_?";
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case 95: return "SR_?";
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case 96: return "SR_HWTASKID";
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case 97: return "SR_CIRCULARQUEUEENTRYINDEX";
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case 98: return "SR_CIRCULARQUEUEENTRYADDRESSLOW";
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case 99: return "SR_CIRCULARQUEUEENTRYADDRESSHIGH";
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default: return "SR_??"; }
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}
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}
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#include "generated.cpp"
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int ReferenceImpl(int argc, char *argv[]) {
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std::vector<uint64_t> code;
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FILE *fp = fopen(argv[1], "rb");
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if (fp != NULL) {
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struct stat st;
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fstat(fileno(fp), &st);
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auto const words = (size_t(st.st_size) / sizeof(uint64_t));
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code.resize(words + 1);
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fread(code.data(), sizeof(uint64_t), words, fp);
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fclose(fp);
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}
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for (size_t i = 0; i < code.size(); ++i) {
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printf("%016lx\t%-40s\n", code[i]
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, Shader::Maxwell::DissasemblyFormat(code[i]).data()
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);
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}
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return EXIT_SUCCESS;
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}
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int ShaderRecompilerDisas(int argc, char *argv[]) {
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std::vector<u64> code;
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FILE *fp = fopen(argv[1], "rb");
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if (fp != NULL) {
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struct stat st;
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fstat(fileno(fp), &st);
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auto const words = (size_t(st.st_size) / sizeof(u64));
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code.resize(words + 1);
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fread(code.data(), sizeof(u64), words, fp);
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fclose(fp);
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}
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for (size_t i = 0; i < code.size(); ++i) {
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auto const opcode = Decode(code[i]);
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printf("%016lx\t%s\n", code[i], NameOf(opcode));
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}
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return EXIT_SUCCESS;
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}
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int main(int argc, char *argv[]) {
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if (argc < 2) {
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printf(
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"usage: %s [input file] [-n]\n"
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"Specify -n to use a disassembler that is NOT tied to the shader recompiler\n"
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"aka. a reference disassembler\n"
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, argv[0]);
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return EXIT_FAILURE;
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}
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if (argc >= 3) {
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if (::strcmp(argv[2], "-n") == 0
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|| ::strcmp(argv[2], "--new") == 0) {
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return ReferenceImpl(argc, argv);
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}
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}
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return ShaderRecompilerDisas(argc, argv);
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}
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