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Shader: Implement "invert condition" feature of IFU instruction

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If the bit 0 of the JMPU instruction is set, then the jump condition
will be inverted. That is, a jump will happen when the boolean is false
instead of when it is true.
This commit is contained in:
Yuri Kunde Schlesner
2016-01-24 20:20:39 -08:00
parent 0b6cc0592d
commit 083d2d89a5
2 changed files with 5 additions and 2 deletions
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3
src/video_core/shader/shader_interpreter.cpp
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@ -515,7 +515,8 @@ void RunInterpreter(UnitState<Debug>& state) {
case OpCode::Id::JMPU:
Record<DebugDataRecord::COND_BOOL_IN>(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] == !(instr.flow_control.num_instructions & 1)) {
state.program_counter = instr.flow_control.dest_offset - 1;
}
break;