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shader: decode the combined conditional-debug branch

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Co-authored-by: Mac <me@itsmemac.com>
Co-authored-by: Senaxx <michelbeld@gmail.com>
Co-authored-by: BlackCAT <52720489+psnwd@users.noreply.github.com>
This commit is contained in:
nmzik
2026-10-01 07:06:51 +04:00
parent 0ecd32299c
commit 64dcbe0ea1
5 changed files with 42 additions and 33 deletions
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src/graphics/shader/recompiler/frontend/decode/ScalarAluOps.cpp
+1
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@@ -108,6 +108,7 @@ constexpr OpcodeMap SOPP_OPCODE_LIST[] = {
{0x12u, Opcode::S_TRAP},
{0x16u, Opcode::S_TTRACEDATA},
{0x17u, Opcode::S_CBRANCH_CDBGSYS},
{0x19u, Opcode::S_CBRANCH_CDBGSYS_OR_USER},
{0x20u, Opcode::S_INST_PREFETCH},
{0x23u, Opcode::S_WAITCNT_DEPCTR},
};
src/graphics/shader/recompiler/frontend/decode/ShaderDecoder.cpp
+4 -2
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@@ -184,8 +184,9 @@ std::string FormatExp(const Instruction& inst) {
bool IsConditionalBranch(Opcode opcode) {
switch (opcode) {
// DevKit NGG should be disabled.
case Opcode::S_CBRANCH_CDBGSYS: return false;
// Conditional shader debugging is disabled.
case Opcode::S_CBRANCH_CDBGSYS:
case Opcode::S_CBRANCH_CDBGSYS_OR_USER: return false;
case Opcode::S_CBRANCH_SCC0:
case Opcode::S_CBRANCH_SCC1:
case Opcode::S_CBRANCH_VCCZ:
@@ -560,6 +561,7 @@ std::string InstructionToString(const Instruction& inst) {
case Opcode::S_CBRANCH_EXECZ:
case Opcode::S_CBRANCH_EXECNZ:
case Opcode::S_CBRANCH_CDBGSYS:
case Opcode::S_CBRANCH_CDBGSYS_OR_USER:
return WithUnsupportedReason(inst, fmt::format("0x{:08x}: {} 0x{:08x}", inst.pc,
magic_enum::enum_name(inst.opcode),
inst.branch_target));
src/graphics/shader/recompiler/frontend/decode/ShaderDecoder.h
+1
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@@ -608,6 +608,7 @@ enum class Opcode {
S_CBRANCH_EXECZ,
S_CBRANCH_EXECNZ,
S_CBRANCH_CDBGSYS,
S_CBRANCH_CDBGSYS_OR_USER,
S_SENDMSG,
S_SETREG_B32,
S_SLEEP,
src/graphics/shader/recompiler/frontend/translate/Scalar.cpp
+1
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@@ -231,6 +231,7 @@ void Translator::EmitScalar(const Decoder::Instruction& inst) {
case O::S_CBRANCH_EXECZ:
case O::S_CBRANCH_EXECNZ:
case O::S_CBRANCH_CDBGSYS:
case O::S_CBRANCH_CDBGSYS_OR_USER:
case O::S_ENDPGM: return;
default: return FailMissingTranslation(inst);
}