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[CoroutineAccessors] Use swiftcorocc if available.

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When it's available, use an open-coded allocator function that returns
an alloca without popping if the allocator is nullptr and otherwise
calls swift_coro_alloc.  When it's not available, use the malloc
allocator in the synchronous context.
This commit is contained in:
Nate Chandler
2025-02-27 17:27:53 -08:00
parent fda05f01d4
commit d1f1b4c86b
12 changed files with 173 additions and 40 deletions
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4
lib/Frontend/CompilerInvocation.cpp
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@@ -3653,6 +3653,10 @@ static bool ParseIRGenArgs(IRGenOptions &Opts, ArgList &Args,
Args.hasFlag(OPT_enable_large_loadable_types_reg2mem,
OPT_disable_large_loadable_types_reg2mem,
Opts.EnableLargeLoadableTypesReg2Mem);
Opts.UseCoroCCX8664 = Args.hasFlag(
OPT_enable_x86_64_corocc, OPT_disable_x86_64_corocc, Opts.UseCoroCCX8664);
Opts.UseCoroCCArm64 = Args.hasFlag(
OPT_enable_arm64_corocc, OPT_disable_arm64_corocc, Opts.UseCoroCCArm64);
Opts.EnableLayoutStringValueWitnesses = Args.hasFlag(OPT_enable_layout_string_value_witnesses,
OPT_disable_layout_string_value_witnesses,
Opts.EnableLayoutStringValueWitnesses);