First pass ShaderTranslator base type, able to disasm in msft style.
This commit is contained in:
Ben Vanik
@@ -11,44 +11,316 @@
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#define XENIA_GPU_SHADER_TRANSLATOR_H_
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#include <memory>
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#include <string>
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#include <vector>
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#include "xenia/base/string_buffer.h"
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#include "xenia/gpu/ucode.h"
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#include "xenia/gpu/xenos.h"
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#include "xenia/ui/spirv/spirv_util.h"
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namespace xe {
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namespace gpu {
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class TranslatedShader {
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public:
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TranslatedShader(ShaderType shader_type, uint64_t ucode_data_hash,
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const uint32_t* ucode_words, size_t ucode_word_count);
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struct Error {
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bool is_fatal = false;
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std::string message;
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};
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struct VertexBinding {
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// Index within the vertex binding listing.
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size_t binding_index;
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// Fetch constant index [0-95].
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uint32_t fetch_constant;
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// Fetch instruction with all parameters.
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ucode::VertexFetchInstruction op;
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};
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struct TextureBinding {
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// Index within the texture binding listing.
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size_t binding_index;
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// Fetch constant index [0-31].
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uint32_t fetch_constant;
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// Fetch instruction with all parameters.
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ucode::TextureFetchInstruction op;
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};
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~TranslatedShader();
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ShaderType type() const { return shader_type_; }
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const uint32_t* ucode_words() const { return ucode_data_.data(); }
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size_t ucode_word_count() const { return ucode_data_.size(); }
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const std::vector<uint32_t>& ucode_data() const { return ucode_data_; }
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const uint32_t* ucode_dwords() const { return ucode_data_.data(); }
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size_t ucode_dword_count() const { return ucode_data_.size(); }
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const std::vector<VertexBinding>& vertex_bindings() const {
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return vertex_bindings_;
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}
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const std::vector<TextureBinding>& texture_bindings() const {
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return texture_bindings_;
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}
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bool is_valid() const { return is_valid_; }
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const std::vector<Error> errors() const { return errors_; }
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const std::vector<uint8_t> binary() const { return binary_; }
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private:
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friend class ShaderTranslator;
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TranslatedShader(ShaderType shader_type, uint64_t ucode_data_hash,
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const uint32_t* ucode_dwords, size_t ucode_dword_count,
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std::vector<Error> errors);
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ShaderType shader_type_;
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std::vector<uint32_t> ucode_data_;
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uint64_t ucode_data_hash_;
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std::vector<VertexBinding> vertex_bindings_;
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std::vector<TextureBinding> texture_bindings_;
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bool is_valid_ = false;
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std::vector<Error> errors_;
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std::vector<uint8_t> binary_;
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};
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class ShaderTranslator {
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public:
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ShaderTranslator();
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virtual ~ShaderTranslator();
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std::unique_ptr<TranslatedShader> Translate(ShaderType shader_type,
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uint64_t ucode_data_hash,
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const uint32_t* ucode_words,
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size_t ucode_word_count);
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const uint32_t* ucode_dwords,
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size_t ucode_dword_count);
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protected:
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ShaderTranslator();
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size_t ucode_disasm_line_number() const { return ucode_disasm_line_number_; }
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StringBuffer& ucode_disasm_buffer() { return ucode_disasm_buffer_; }
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void EmitTranslationError(const char* message);
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virtual std::vector<uint8_t> CompleteTranslation() {
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return std::vector<uint8_t>();
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}
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virtual void ProcessControlFlowNop(const ucode::ControlFlowInstruction& cf) {}
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virtual void ProcessControlFlowExec(
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const ucode::ControlFlowExecInstruction& cf) {}
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virtual void ProcessControlFlowCondExec(
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const ucode::ControlFlowCondExecInstruction& cf) {}
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virtual void ProcessControlFlowCondExecPred(
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const ucode::ControlFlowCondExecPredInstruction& cf) {}
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virtual void ProcessControlFlowLoopStart(
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const ucode::ControlFlowLoopStartInstruction& cf) {}
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virtual void ProcessControlFlowLoopEnd(
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const ucode::ControlFlowLoopEndInstruction& cf) {}
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virtual void ProcessControlFlowCondCall(
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const ucode::ControlFlowCondCallInstruction& cf) {}
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virtual void ProcessControlFlowReturn(
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const ucode::ControlFlowReturnInstruction& cf) {}
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virtual void ProcessControlFlowCondJmp(
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const ucode::ControlFlowCondJmpInstruction& cf) {}
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virtual void ProcessControlFlowAlloc(
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const ucode::ControlFlowAllocInstruction& cf) {}
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virtual void ProcessVertexFetchInstruction(
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const ucode::VertexFetchInstruction& op) {}
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virtual void ProcessTextureFetchTextureFetch(
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const ucode::TextureFetchInstruction& op) {}
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virtual void ProcessTextureFetchGetTextureBorderColorFrac(
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const ucode::TextureFetchInstruction& op) {}
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virtual void ProcessTextureFetchGetTextureComputedLod(
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const ucode::TextureFetchInstruction& op) {}
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virtual void ProcessTextureFetchGetTextureGradients(
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const ucode::TextureFetchInstruction& op) {}
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virtual void ProcessTextureFetchGetTextureWeights(
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const ucode::TextureFetchInstruction& op) {}
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virtual void ProcessTextureFetchSetTextureLod(
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const ucode::TextureFetchInstruction& op) {}
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virtual void ProcessTextureFetchSetTextureGradientsHorz(
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const ucode::TextureFetchInstruction& op) {}
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virtual void ProcessTextureFetchSetTextureGradientsVert(
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const ucode::TextureFetchInstruction& op) {}
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virtual void ProcessAluNop(const ucode::AluInstruction& op) {}
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virtual void ProcessAluVectorAdd(const ucode::AluInstruction& op) {}
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virtual void ProcessAluVectorMul(const ucode::AluInstruction& op) {}
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virtual void ProcessAluVectorMax(const ucode::AluInstruction& op) {}
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virtual void ProcessAluVectorMin(const ucode::AluInstruction& op) {}
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virtual void ProcessAluVectorSetEQ(const ucode::AluInstruction& op) {}
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virtual void ProcessAluVectorSetGT(const ucode::AluInstruction& op) {}
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virtual void ProcessAluVectorSetGE(const ucode::AluInstruction& op) {}
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virtual void ProcessAluVectorSetNE(const ucode::AluInstruction& op) {}
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virtual void ProcessAluVectorFrac(const ucode::AluInstruction& op) {}
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virtual void ProcessAluVectorTrunc(const ucode::AluInstruction& op) {}
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virtual void ProcessAluVectorFloor(const ucode::AluInstruction& op) {}
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virtual void ProcessAluVectorMad(const ucode::AluInstruction& op) {}
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virtual void ProcessAluVectorCndEQ(const ucode::AluInstruction& op) {}
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virtual void ProcessAluVectorCndGE(const ucode::AluInstruction& op) {}
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virtual void ProcessAluVectorCndGT(const ucode::AluInstruction& op) {}
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virtual void ProcessAluVectorDp4(const ucode::AluInstruction& op) {}
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virtual void ProcessAluVectorDp3(const ucode::AluInstruction& op) {}
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virtual void ProcessAluVectorDp2Add(const ucode::AluInstruction& op) {}
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virtual void ProcessAluVectorCube(const ucode::AluInstruction& op) {}
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virtual void ProcessAluVectorMax4(const ucode::AluInstruction& op) {}
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virtual void ProcessAluVectorPredSetEQPush(const ucode::AluInstruction& op) {}
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virtual void ProcessAluVectorPredSetNEPush(const ucode::AluInstruction& op) {}
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virtual void ProcessAluVectorPredSetGTPush(const ucode::AluInstruction& op) {}
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virtual void ProcessAluVectorPredSetGEPush(const ucode::AluInstruction& op) {}
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virtual void ProcessAluVectorKillEQ(const ucode::AluInstruction& op) {}
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virtual void ProcessAluVectorKillGT(const ucode::AluInstruction& op) {}
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virtual void ProcessAluVectorKillLGE(const ucode::AluInstruction& op) {}
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virtual void ProcessAluVectorKillNE(const ucode::AluInstruction& op) {}
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virtual void ProcessAluVectorDst(const ucode::AluInstruction& op) {}
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virtual void ProcessAluVectorMaxA(const ucode::AluInstruction& op) {}
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virtual void ProcessAluScalarAdd(const ucode::AluInstruction& op) {}
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virtual void ProcessAluScalarAddPrev(const ucode::AluInstruction& op) {}
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virtual void ProcessAluScalarMul(const ucode::AluInstruction& op) {}
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virtual void ProcessAluScalarMulPrev(const ucode::AluInstruction& op) {}
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virtual void ProcessAluScalarMulPrev2(const ucode::AluInstruction& op) {}
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virtual void ProcessAluScalarMax(const ucode::AluInstruction& op) {}
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virtual void ProcessAluScalarMin(const ucode::AluInstruction& op) {}
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virtual void ProcessAluScalarSetEQ(const ucode::AluInstruction& op) {}
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virtual void ProcessAluScalarSetGT(const ucode::AluInstruction& op) {}
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virtual void ProcessAluScalarSetGE(const ucode::AluInstruction& op) {}
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virtual void ProcessAluScalarSetNE(const ucode::AluInstruction& op) {}
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virtual void ProcessAluScalarFrac(const ucode::AluInstruction& op) {}
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virtual void ProcessAluScalarTrunc(const ucode::AluInstruction& op) {}
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virtual void ProcessAluScalarFloor(const ucode::AluInstruction& op) {}
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virtual void ProcessAluScalarExp(const ucode::AluInstruction& op) {}
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virtual void ProcessAluScalarLogClamp(const ucode::AluInstruction& op) {}
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virtual void ProcessAluScalarLog(const ucode::AluInstruction& op) {}
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virtual void ProcessAluScalarRecipClamp(const ucode::AluInstruction& op) {}
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virtual void ProcessAluScalarRecipFixedFunc(const ucode::AluInstruction& op) {
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}
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virtual void ProcessAluScalarRecip(const ucode::AluInstruction& op) {}
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virtual void ProcessAluScalarRSqrtClamp(const ucode::AluInstruction& op) {}
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virtual void ProcessAluScalarRSqrtFixedFunc(const ucode::AluInstruction& op) {
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}
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virtual void ProcessAluScalarRSqrt(const ucode::AluInstruction& op) {}
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virtual void ProcessAluScalarMovA(const ucode::AluInstruction& op) {}
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virtual void ProcessAluScalarMovAFloor(const ucode::AluInstruction& op) {}
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virtual void ProcessAluScalarSub(const ucode::AluInstruction& op) {}
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virtual void ProcessAluScalarSubPrev(const ucode::AluInstruction& op) {}
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virtual void ProcessAluScalarPredSetEQ(const ucode::AluInstruction& op) {}
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virtual void ProcessAluScalarPredSetNE(const ucode::AluInstruction& op) {}
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virtual void ProcessAluScalarPredSetGT(const ucode::AluInstruction& op) {}
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virtual void ProcessAluScalarPredSetGE(const ucode::AluInstruction& op) {}
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virtual void ProcessAluScalarPredSetInv(const ucode::AluInstruction& op) {}
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virtual void ProcessAluScalarPredSetPop(const ucode::AluInstruction& op) {}
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virtual void ProcessAluScalarPredSetClear(const ucode::AluInstruction& op) {}
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virtual void ProcessAluScalarPredSetRestore(const ucode::AluInstruction& op) {
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}
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virtual void ProcessAluScalarKillEQ(const ucode::AluInstruction& op) {}
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virtual void ProcessAluScalarKillGT(const ucode::AluInstruction& op) {}
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virtual void ProcessAluScalarKillGE(const ucode::AluInstruction& op) {}
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virtual void ProcessAluScalarKillNE(const ucode::AluInstruction& op) {}
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virtual void ProcessAluScalarKillOne(const ucode::AluInstruction& op) {}
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virtual void ProcessAluScalarSqrt(const ucode::AluInstruction& op) {}
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virtual void ProcessAluScalarMulConst0(const ucode::AluInstruction& op) {}
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virtual void ProcessAluScalarMulConst1(const ucode::AluInstruction& op) {}
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virtual void ProcessAluScalarAddConst0(const ucode::AluInstruction& op) {}
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virtual void ProcessAluScalarAddConst1(const ucode::AluInstruction& op) {}
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virtual void ProcessAluScalarSubConst0(const ucode::AluInstruction& op) {}
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virtual void ProcessAluScalarSubConst1(const ucode::AluInstruction& op) {}
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virtual void ProcessAluScalarSin(const ucode::AluInstruction& op) {}
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virtual void ProcessAluScalarCos(const ucode::AluInstruction& op) {}
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virtual void ProcessAluScalarRetainPrev(const ucode::AluInstruction& op) {}
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private:
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struct AluOpcodeInfo {
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const char* name;
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size_t argument_count;
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int src_swizzle_component_count;
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void (ShaderTranslator::*fn)(const ucode::AluInstruction& op);
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};
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void MarkUcodeInstruction(uint32_t dword_offset);
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void AppendUcodeDisasm(char c);
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void AppendUcodeDisasm(const char* value);
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void AppendUcodeDisasmFormat(const char* format, ...);
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bool TranslateBlocks();
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void GatherBindingInformation(const ucode::ControlFlowInstruction& cf);
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void GatherVertexBindingInformation(const ucode::VertexFetchInstruction& op);
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void GatherTextureBindingInformation(
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const ucode::TextureFetchInstruction& op);
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void TranslateControlFlowInstruction(const ucode::ControlFlowInstruction& cf);
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void TranslateControlFlowNop(const ucode::ControlFlowInstruction& cf);
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void TranslateControlFlowExec(const ucode::ControlFlowExecInstruction& cf);
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void TranslateControlFlowCondExec(
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const ucode::ControlFlowCondExecInstruction& cf);
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void TranslateControlFlowCondExecPred(
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const ucode::ControlFlowCondExecPredInstruction& cf);
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void TranslateControlFlowLoopStart(
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const ucode::ControlFlowLoopStartInstruction& cf);
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void TranslateControlFlowLoopEnd(
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const ucode::ControlFlowLoopEndInstruction& cf);
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void TranslateControlFlowCondCall(
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const ucode::ControlFlowCondCallInstruction& cf);
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void TranslateControlFlowReturn(
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const ucode::ControlFlowReturnInstruction& cf);
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void TranslateControlFlowCondJmp(
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const ucode::ControlFlowCondJmpInstruction& cf);
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void TranslateControlFlowAlloc(const ucode::ControlFlowAllocInstruction& cf);
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void TranslateExecInstructions(uint32_t address, uint32_t count,
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uint32_t sequence);
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void DisasmFetchDestReg(uint32_t dest, uint32_t swizzle, bool is_relative);
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void DisasmFetchSourceReg(uint32_t src, uint32_t swizzle, bool is_relative,
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int component_count);
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void TranslateVertexFetchInstruction(const ucode::VertexFetchInstruction& op);
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void TranslateTextureFetchInstruction(
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const ucode::TextureFetchInstruction& op);
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void DisasmVertexFetchAttributes(const ucode::VertexFetchInstruction& op);
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void DisasmTextureFetchAttributes(const ucode::TextureFetchInstruction& op);
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void TranslateAluInstruction(const ucode::AluInstruction& op);
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void DisasmAluVectorInstruction(const ucode::AluInstruction& op,
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const AluOpcodeInfo& opcode_info);
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void DisasmAluScalarInstruction(const ucode::AluInstruction& op,
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const AluOpcodeInfo& opcode_info);
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void DisasmAluSourceReg(const ucode::AluInstruction& op, int i,
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int swizzle_component_count);
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void DisasmAluSourceRegScalarSpecial(const ucode::AluInstruction& op,
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uint32_t reg, bool is_temp, bool negate,
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int const_slot, uint32_t swizzle);
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// Input shader metadata and microcode.
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ShaderType shader_type_;
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const uint32_t* ucode_dwords_;
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size_t ucode_dword_count_;
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// Accumulated translation errors.
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std::vector<TranslatedShader::Error> errors_;
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// Microcode disassembly buffer, accumulated throughout the translation.
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StringBuffer ucode_disasm_buffer_;
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// Current line number in the disasm, which can be used for source annotation.
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size_t ucode_disasm_line_number_ = 0;
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// Last offset used when scanning for line numbers.
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size_t previous_ucode_disasm_scan_offset_ = 0;
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// Kept for supporting vfetch_mini.
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ucode::VertexFetchInstruction previous_vfetch_full_;
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// Detected binding information gathered before translation.
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std::vector<TranslatedShader::VertexBinding> vertex_bindings_;
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std::vector<TranslatedShader::TextureBinding> texture_bindings_;
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static const AluOpcodeInfo alu_vector_opcode_infos_[0x20];
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static const AluOpcodeInfo alu_scalar_opcode_infos_[0x40];
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};
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class UcodeShaderTranslator : public ShaderTranslator {
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public:
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UcodeShaderTranslator() = default;
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protected:
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std::vector<uint8_t> CompleteTranslation() override;
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};
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} // namespace gpu
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