Initial commit

src/graphics/shader/recompiler/ExecMask.cpp

@@ -0,0 +1,51 @@
+#include "graphics/shader/recompiler/ExecMask.h"
+
+namespace Libs::Graphics::ShaderRecompiler::Exec {
+
+Mask FullMask(uint32_t wave_size) {
+	return {0xffffffffu, wave_size == 64u ? 0xffffffffu : 0u};
+}
+
+Mask ApplyWaveSize(Mask mask, uint32_t wave_size) {
+	const auto full = FullMask(wave_size);
+	mask.low &= full.low;
+	mask.high &= full.high;
+	return mask;
+}
+
+Mask ReadExec(const State& state) {
+	return ApplyWaveSize(state.exec, state.wave_size);
+}
+
+void WriteExec(State& state, Mask mask) {
+	state.exec = ApplyWaveSize(mask, state.wave_size);
+}
+
+void AndExec(State& state, Mask mask) {
+	WriteExec(state, {state.exec.low & mask.low, state.exec.high & mask.high});
+}
+
+void OrExec(State& state, Mask mask) {
+	WriteExec(state, {state.exec.low | mask.low, state.exec.high | mask.high});
+}
+
+void XorExec(State& state, Mask mask) {
+	WriteExec(state, {state.exec.low ^ mask.low, state.exec.high ^ mask.high});
+}
+
+void InvertExec(State& state) {
+	const auto full = FullMask(state.wave_size);
+	WriteExec(state, {~state.exec.low & full.low, ~state.exec.high & full.high});
+}
+
+bool IsExecZero(const State& state) {
+	const auto exec = ReadExec(state);
+	return exec.low == 0u && exec.high == 0u;
+}
+
+bool IsVccZero(const State& state) {
+	const auto vcc = ApplyWaveSize(state.vcc, state.wave_size);
+	return vcc.low == 0u && vcc.high == 0u;
+}
+
+} // namespace Libs::Graphics::ShaderRecompiler::Exec