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shader: Implement BAR and fix memory barriers

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This commit is contained in:
ReinUsesLisp 2021-04-04 03:04:48 -03:00 • committed by ameerj
parent 85795de99f
commit fc93bc2abd
7 changed files with 79 additions and 5 deletions
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4
src/shader_recompiler/frontend/ir/ir_emitter.cpp
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@ -82,6 +82,10 @@ void IREmitter::SelectionMerge(Block* merge_block) {
Inst(Opcode::SelectionMerge, merge_block);
}
void IREmitter::Barrier() {
Inst(Opcode::Barrier);
}
void IREmitter::MemoryBarrier(MemoryScope scope) {
switch (scope) {
case MemoryScope::Workgroup:

1
src/shader_recompiler/frontend/ir/ir_emitter.h
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@ -128,6 +128,7 @@ public:
[[nodiscard]] Value Select(const U1& condition, const Value& true_value,
const Value& false_value);
[[nodiscard]] void Barrier();
[[nodiscard]] void MemoryBarrier(MemoryScope scope);
template <typename Dest, typename Source>

4
src/shader_recompiler/frontend/ir/microinstruction.cpp
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@ -57,6 +57,10 @@ bool Inst::MayHaveSideEffects() const noexcept {
case Opcode::Return:
case Opcode::Unreachable:
case Opcode::DemoteToHelperInvocation:
case Opcode::Barrier:
case Opcode::MemoryBarrierWorkgroupLevel:
case Opcode::MemoryBarrierDeviceLevel:
case Opcode::MemoryBarrierSystemLevel:
case Opcode::Prologue:
case Opcode::Epilogue:
case Opcode::SetAttribute:

1
src/shader_recompiler/frontend/ir/opcodes.inc
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@ -17,6 +17,7 @@ OPCODE(Unreachable, Void,
OPCODE(DemoteToHelperInvocation, Void, Label, )
// Barriers
OPCODE(Barrier, Void, )
OPCODE(MemoryBarrierWorkgroupLevel, Void, )
OPCODE(MemoryBarrierDeviceLevel, Void, )
OPCODE(MemoryBarrierSystemLevel, Void, )