mirror of
https://github.com/jessicanataliagta/PSPRecomp
synced 2026-09-26 16:49:34 -04:00
Jessica_Natalia
25 lines
742 B
C++
25 lines
742 B
C++
#pragma once
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#include "psprecomp/decoder.hpp"
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#include <string_view>
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namespace psprecomp::codegen {
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// PSP cache-maintenance instructions operate on a cache that does not exist in
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// the native host mapping. Guest RAM is already coherent, so CACHE is only a
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// hint here and must not become a host synchronization point. SYNC remains a
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// real ordering operation.
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[[nodiscard]] constexpr std::string_view memory_ordering_statement(OpcodeKind kind) noexcept {
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switch (kind) {
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case OpcodeKind::Sync:
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return " rt.memory().memory_barrier();\n";
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case OpcodeKind::Cache:
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return " // PSP CACHE is a no-op in coherent host memory.\n";
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default:
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return {};
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}
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}
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} // namespace psprecomp::codegen
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