Lily Brown 551a43c424 Sync to upstream/release/593 (#1024) ... - Updated Roblox copyright to 2023 - Floor division operator `//` (implements #832) - Autocomplete now shows `end` within `do` blocks - Restore BraceType when using `Lexer::lookahead` (fixes #1019) # New typechecker - Subtyping tests between metatables and tables - Subtyping tests between string singletons and tables - Subtyping tests for class types # Native codegen - Fixed macOS test failure (wrong spill restore offset) - Fixed clobbering of non-volatile xmm registers on Windows - Fixed wrong storage location of SSA reg spills - Implemented A64 support for add/sub extended - Eliminated zextReg from A64 lowering - Remove identical table slot lookups - Propagate values from predecessor into the linear block - Disabled reuse slot optimization - Keep `LuaNode::val` check for nil when optimizing `CHECK_SLOT_MATCH` - Implemented IR translation of `table.insert` builtin - Fixed mmap error handling on macOS/Linux # Tooling - Used `|` as a column separator instead of `+` in `bench.py` - Added a `table.sort` micro-benchmark - Switched `libprotobuf-mutator` to a less problematic version		2023-09-01 10:58:27 -07:00
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include/Luau	Sync to upstream/release/593 (#1024)	2023-09-01 10:58:27 -07:00
src	Sync to upstream/release/593 (#1024)	2023-09-01 10:58:27 -07:00