fabi/Xenia-Canary
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

[D3D12] DXBC: eA and eM registers

Browse Source
This commit is contained in:
Triang3l
2018-12-22 19:51:12 +03:00
parent e803ee84d5
commit bd9aae016f
3 changed files with 161 additions and 17 deletions
Download Patch File Download Diff File Expand all files Collapse all files

46
src/xenia/gpu/dxbc_shader_translator.h
View File

@@ -521,6 +521,7 @@ class DxbcShaderTranslator : public ShaderTranslator {
void ProcessLoopEndInstruction(
const ParsedLoopEndInstruction& instr) override;
void ProcessJumpInstruction(const ParsedJumpInstruction& instr) override;
void ProcessAllocInstruction(const ParsedAllocInstruction& instr) override;
void ProcessVertexFetchInstruction(
const ParsedVertexFetchInstruction& instr) override;
@@ -965,8 +966,10 @@ class DxbcShaderTranslator : public ShaderTranslator {
void UnloadDxbcSourceOperand(const DxbcSourceOperand& operand);
// Writes xyzw or xxxx of the specified r# to the destination.
// can_store_memexport_address is for safety, to allow only proper MADs with
// a stream constant to write to eA.
void StoreResult(const InstructionResult& result, uint32_t reg,
bool replicate_x);
bool replicate_x, bool can_store_memexport_address = false);
// The nesting of `if` instructions is the following:
// - pc checks (labels).
@@ -1149,20 +1152,6 @@ class DxbcShaderTranslator : public ShaderTranslator {
// translation (for the declaration).
uint32_t system_temp_count_max_;
// Vector ALU result/scratch (since Xenos write masks can contain swizzles).
uint32_t system_temp_pv_;
// Temporary register ID for previous scalar result, program counter,
// predicate and absolute address register.
uint32_t system_temp_ps_pc_p0_a0_;
// Loop index stack - .x is the active loop, shifted right to .yzw on push.
uint32_t system_temp_aL_;
// Loop counter stack, .x is the active loop. Represents number of times
// remaining to loop.
uint32_t system_temp_loop_count_;
// Explicitly set texture gradients and LOD.
uint32_t system_temp_grad_h_lod_;
uint32_t system_temp_grad_v_;
// Position in vertex shaders (because viewport and W transformations can be
// applied in the end of the shader).
uint32_t system_temp_position_;
@@ -1182,6 +1171,29 @@ class DxbcShaderTranslator : public ShaderTranslator {
// - Z - depth Y derivative.
uint32_t system_temp_depth_;
// Bits containing whether each eM# has been written, for up to 16 streams, or
// UINT32_MAX if memexport is not used. 8 bits (5 used) for each stream, with
// 4 `alloc export`s per component.
uint32_t system_temp_memexport_written_;
// eA in each `alloc export`, or UINT32_MAX if not used.
uint32_t system_temps_memexport_address_[kMaxMemExports];
// eM# in each `alloc export`, or UINT32_MAX if not used.
uint32_t system_temps_memexport_data_[kMaxMemExports][5];
// Vector ALU result/scratch (since Xenos write masks can contain swizzles).
uint32_t system_temp_pv_;
// Temporary register ID for previous scalar result, program counter,
// predicate and absolute address register.
uint32_t system_temp_ps_pc_p0_a0_;
// Loop index stack - .x is the active loop, shifted right to .yzw on push.
uint32_t system_temp_aL_;
// Loop counter stack, .x is the active loop. Represents number of times
// remaining to loop.
uint32_t system_temp_loop_count_;
// Explicitly set texture gradients and LOD.
uint32_t system_temp_grad_h_lod_;
uint32_t system_temp_grad_v_;
// The bool constant number containing the condition for the currently
// processed exec (or the last - unless a label has reset this), or
// kCfExecBoolConstantNone if it's not checked.
@@ -1209,6 +1221,10 @@ class DxbcShaderTranslator : public ShaderTranslator {
std::vector<TextureSRV> texture_srvs_;
std::vector<SamplerBinding> sampler_bindings_;
// Number of `alloc export`s encountered so far in the translation. The index
// of the current eA/eM# temp register set is this minus 1, if it's not 0.
uint32_t memexport_alloc_current_count_;
// The STAT chunk (based on Wine d3dcompiler_parse_stat).
struct Statistics {
uint32_t instruction_count;