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[coro async] Move code to proper switch

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While upstreaming patches this code somehow was applied to the wrong switch statement.

Differential Revision: https://reviews.llvm.org/D105504
This commit is contained in:
Arnold Schwaighofer 2021-07-06 11:26:17 -07:00
parent ecca945191
commit 337a4ae273
1 changed files with 16 additions and 16 deletions
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32
lib/Transforms/Coroutines/CoroSplit.cpp
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@ -913,6 +913,21 @@ void CoroCloner::create() {
Shape.FrameSize, Shape.FrameAlign);
break;
case coro::ABI::Async: {
auto *ActiveAsyncSuspend = cast<CoroSuspendAsyncInst>(ActiveSuspend);
if (OrigF.hasParamAttribute(Shape.AsyncLowering.ContextArgNo,
Attribute::SwiftAsync)) {
uint32_t ArgAttributeIndices =
ActiveAsyncSuspend->getStorageArgumentIndex();
auto ContextArgIndex = ArgAttributeIndices & 0xff;
addAsyncContextAttrs(NewAttrs, Context, ContextArgIndex);
// `swiftasync` must preceed `swiftself` so 0 is not a valid index for
// `swiftself`.
auto SwiftSelfIndex = ArgAttributeIndices >> 8;
if (SwiftSelfIndex)
addSwiftSelfAttrs(NewAttrs, Context, SwiftSelfIndex);
}
// Transfer the original function's attributes.
auto FnAttrs = OrigF.getAttributes().getFnAttributes();
NewAttrs =
@ -952,24 +967,9 @@ void CoroCloner::create() {
// followed by a return.
// Don't change returns to unreachable because that will trip up the verifier.
// These returns should be unreachable from the clone.
case coro::ABI::Async: {
auto *ActiveAsyncSuspend = cast<CoroSuspendAsyncInst>(ActiveSuspend);
if (OrigF.hasParamAttribute(Shape.AsyncLowering.ContextArgNo,
Attribute::SwiftAsync)) {
uint32_t ArgAttributeIndices =
ActiveAsyncSuspend->getStorageArgumentIndex();
auto ContextArgIndex = ArgAttributeIndices & 0xff;
addAsyncContextAttrs(NewAttrs, Context, ContextArgIndex);
// `swiftasync` must preceed `swiftself` so 0 is not a valid index for
// `swiftself`.
auto SwiftSelfIndex = ArgAttributeIndices >> 8;
if (SwiftSelfIndex)
addSwiftSelfAttrs(NewAttrs, Context, SwiftSelfIndex);
}
case coro::ABI::Async:
break;
}
}
NewF->setAttributes(NewAttrs);
NewF->setCallingConv(Shape.getResumeFunctionCC());