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shader: implement DS_INC_RTN_U32 and DS_DEC_RTN_U32

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nmzik
2026-09-09 12:56:20 +04:00
parent 1a3a15e4cf
commit e04007a7c6
9 changed files with 316 additions and 35 deletions
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tests/shaderCfgTests.cpp
+13
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@@ -4224,6 +4224,19 @@ void TestNewShaderDecoderArchitecture() {
Check(ds.opcode == Opcode::DS_READ_B32 && ds.gds,
"DS decoder lost the GFX10 opcode or GDS fields");
for (bool decrement : {false, true}) {
const uint32_t words[] = {decrement ? 0xd8920004u : 0xd88e0004u, 0x03000302u};
Instruction atomic;
ShaderRecompiler::Decoder::DecodeInstruction(words, 0u, atomic);
Check(atomic.family == Family::DS &&
atomic.opcode == (decrement ? Opcode::DS_DEC_RTN_U32 : Opcode::DS_INC_RTN_U32) &&
atomic.word_count == 2u && atomic.src_count == 2u &&
atomic.data_dwords == 1u && atomic.data_bits == 32u &&
atomic.gds && atomic.offset == 4u && atomic.dst.reg == 3u &&
atomic.src0.reg == 2u && atomic.src1.reg == 3u,
"DS decoder misdecoded bounded atomic return fields");
}
const uint32_t boot_ds[] = {0xd8d4c480u, 0x45000045u};
Instruction boot;
ShaderRecompiler::Decoder::DecodeInstruction(boot_ds, 0u, boot);