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VideoCore/Shader: Extract call lambda up a scope and remove unused param

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This commit is contained in:
Yuri Kunde Schlesner 2016-12-15 23:04:44 -08:00
parent e4e962bc7c
commit 960578f4e1
1 changed files with 17 additions and 21 deletions
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38
src/video_core/shader/shader_interpreter.cpp
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@ -42,9 +42,17 @@ template <bool Debug>
void RunInterpreter(const ShaderSetup& setup, UnitState<Debug>& state, unsigned offset) { void RunInterpreter(const ShaderSetup& setup, UnitState<Debug>& state, unsigned offset) {
// TODO: Is there a maximal size for this? // TODO: Is there a maximal size for this?
boost::container::static_vector<CallStackElement, 16> call_stack; boost::container::static_vector<CallStackElement, 16> call_stack;
u32 program_counter = offset; u32 program_counter = offset;
auto call = [&program_counter, &call_stack](u32 offset, u32 num_instructions, u32 return_offset,
u8 repeat_count, u8 loop_increment) {
// -1 to make sure when incrementing the PC we end up at the correct offset
program_counter = offset - 1;
ASSERT(call_stack.size() < call_stack.capacity());
call_stack.push_back(
{offset + num_instructions, return_offset, repeat_count, loop_increment, offset});
};
const auto& uniforms = g_state.vs.uniforms; const auto& uniforms = g_state.vs.uniforms;
const auto& swizzle_data = g_state.vs.swizzle_data; const auto& swizzle_data = g_state.vs.swizzle_data;
const auto& program_code = g_state.vs.program_code; const auto& program_code = g_state.vs.program_code;
@ -75,15 +83,6 @@ void RunInterpreter(const ShaderSetup& setup, UnitState<Debug>& state, unsigned
const Instruction instr = {program_code[program_counter]}; const Instruction instr = {program_code[program_counter]};
const SwizzlePattern swizzle = {swizzle_data[instr.common.operand_desc_id]}; const SwizzlePattern swizzle = {swizzle_data[instr.common.operand_desc_id]};
auto call = [&program_counter, &call_stack](UnitState<Debug>& state, u32 offset,
u32 num_instructions, u32 return_offset,
u8 repeat_count, u8 loop_increment) {
// -1 to make sure when incrementing the PC we end up at the correct offset
program_counter = offset - 1;
ASSERT(call_stack.size() < call_stack.capacity());
call_stack.push_back(
{offset + num_instructions, return_offset, repeat_count, loop_increment, offset});
};
Record<DebugDataRecord::CUR_INSTR>(state.debug, iteration, program_counter); Record<DebugDataRecord::CUR_INSTR>(state.debug, iteration, program_counter);
if (iteration > 0) if (iteration > 0)
Record<DebugDataRecord::NEXT_INSTR>(state.debug, iteration - 1, program_counter); Record<DebugDataRecord::NEXT_INSTR>(state.debug, iteration - 1, program_counter);
@ -565,7 +564,7 @@ void RunInterpreter(const ShaderSetup& setup, UnitState<Debug>& state, unsigned
break; break;
case OpCode::Id::CALL: case OpCode::Id::CALL:
call(state, instr.flow_control.dest_offset, instr.flow_control.num_instructions, call(instr.flow_control.dest_offset, instr.flow_control.num_instructions,
program_counter + 1, 0, 0); program_counter + 1, 0, 0);
break; break;
@ -573,7 +572,7 @@ void RunInterpreter(const ShaderSetup& setup, UnitState<Debug>& state, unsigned
Record<DebugDataRecord::COND_BOOL_IN>( Record<DebugDataRecord::COND_BOOL_IN>(
state.debug, iteration, uniforms.b[instr.flow_control.bool_uniform_id]); state.debug, iteration, uniforms.b[instr.flow_control.bool_uniform_id]);
if (uniforms.b[instr.flow_control.bool_uniform_id]) { if (uniforms.b[instr.flow_control.bool_uniform_id]) {
call(state, instr.flow_control.dest_offset, instr.flow_control.num_instructions, call(instr.flow_control.dest_offset, instr.flow_control.num_instructions,
program_counter + 1, 0, 0); program_counter + 1, 0, 0);
} }
break; break;
@ -583,7 +582,7 @@ void RunInterpreter(const ShaderSetup& setup, UnitState<Debug>& state, unsigned
state.conditional_code); state.conditional_code);
if (evaluate_condition(state, instr.flow_control.refx, instr.flow_control.refy, if (evaluate_condition(state, instr.flow_control.refx, instr.flow_control.refy,
instr.flow_control)) { instr.flow_control)) {
call(state, instr.flow_control.dest_offset, instr.flow_control.num_instructions, call(instr.flow_control.dest_offset, instr.flow_control.num_instructions,
program_counter + 1, 0, 0); program_counter + 1, 0, 0);
} }
break; break;
@ -595,12 +594,11 @@ void RunInterpreter(const ShaderSetup& setup, UnitState<Debug>& state, unsigned
Record<DebugDataRecord::COND_BOOL_IN>( Record<DebugDataRecord::COND_BOOL_IN>(
state.debug, iteration, uniforms.b[instr.flow_control.bool_uniform_id]); state.debug, iteration, uniforms.b[instr.flow_control.bool_uniform_id]);
if (uniforms.b[instr.flow_control.bool_uniform_id]) { if (uniforms.b[instr.flow_control.bool_uniform_id]) {
call(state, program_counter + 1, call(program_counter + 1, instr.flow_control.dest_offset - program_counter - 1,
instr.flow_control.dest_offset - program_counter - 1,
instr.flow_control.dest_offset + instr.flow_control.num_instructions, 0, instr.flow_control.dest_offset + instr.flow_control.num_instructions, 0,
0); 0);
} else { } else {
call(state, instr.flow_control.dest_offset, instr.flow_control.num_instructions, call(instr.flow_control.dest_offset, instr.flow_control.num_instructions,
instr.flow_control.dest_offset + instr.flow_control.num_instructions, 0, instr.flow_control.dest_offset + instr.flow_control.num_instructions, 0,
0); 0);
} }
@ -614,12 +612,11 @@ void RunInterpreter(const ShaderSetup& setup, UnitState<Debug>& state, unsigned
state.conditional_code); state.conditional_code);
if (evaluate_condition(state, instr.flow_control.refx, instr.flow_control.refy, if (evaluate_condition(state, instr.flow_control.refx, instr.flow_control.refy,
instr.flow_control)) { instr.flow_control)) {
call(state, program_counter + 1, call(program_counter + 1, instr.flow_control.dest_offset - program_counter - 1,
instr.flow_control.dest_offset - program_counter - 1,
instr.flow_control.dest_offset + instr.flow_control.num_instructions, 0, instr.flow_control.dest_offset + instr.flow_control.num_instructions, 0,
0); 0);
} else { } else {
call(state, instr.flow_control.dest_offset, instr.flow_control.num_instructions, call(instr.flow_control.dest_offset, instr.flow_control.num_instructions,
instr.flow_control.dest_offset + instr.flow_control.num_instructions, 0, instr.flow_control.dest_offset + instr.flow_control.num_instructions, 0,
0); 0);
} }
@ -635,8 +632,7 @@ void RunInterpreter(const ShaderSetup& setup, UnitState<Debug>& state, unsigned
state.address_registers[2] = loop_param.y; state.address_registers[2] = loop_param.y;
Record<DebugDataRecord::LOOP_INT_IN>(state.debug, iteration, loop_param); Record<DebugDataRecord::LOOP_INT_IN>(state.debug, iteration, loop_param);
call(state, program_counter + 1, call(program_counter + 1, instr.flow_control.dest_offset - program_counter + 1,
instr.flow_control.dest_offset - program_counter + 1,
instr.flow_control.dest_offset + 1, loop_param.x, loop_param.z); instr.flow_control.dest_offset + 1, loop_param.x, loop_param.z);
break; break;
} }