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Merge pull request #8130 from aschwaighofer/coro_noinline
[Coro] [async] Disable inlining in async coroutine splitting
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158 changes: 158 additions & 0 deletions
158
llvm/test/Transforms/Coroutines/coro-async-mutal-recursive.ll
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,158 @@ | ||
| ; RUN: opt < %s -passes='default<O2>' -S | FileCheck --check-prefixes=CHECK %s | ||
| ; RUN: opt < %s -O0 -S | FileCheck --check-prefixes=CHECK-O0 %s | ||
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| ; CHECK-NOT: llvm.coro.suspend.async | ||
| ; CHECK-O0-NOT: llvm.coro.suspend.async | ||
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| ; This test used to crash during updating the call graph in coro splitting. | ||
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| target datalayout = "p:64:64:64" | ||
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| %swift.async_func_pointer = type <{ i32, i32 }> | ||
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| @"$s1d3fooyySbYaFTu" = hidden global %swift.async_func_pointer <{ i32 trunc (i64 sub (i64 ptrtoint (ptr @"$s1d3fooyySbYaF" to i64), i64 ptrtoint (ptr @"$s1d3fooyySbYaFTu" to i64)) to i32), i32 16 }> | ||
| @"$s1d3baryySbYaFTu" = hidden global %swift.async_func_pointer <{ i32 trunc (i64 sub (i64 ptrtoint (ptr @"$s1d3baryySbYaF" to i64), i64 ptrtoint (ptr @"$s1d3baryySbYaFTu" to i64)) to i32), i32 16 }> | ||
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| define swifttailcc void @"$s1d3fooyySbYaF"(ptr swiftasync %0, i1 %1) { | ||
| entry: | ||
| %2 = alloca ptr, align 8 | ||
| %c.debug = alloca i1, align 8 | ||
| %3 = call token @llvm.coro.id.async(i32 16, i32 16, i32 0, ptr @"$s1d3fooyySbYaFTu") | ||
| %4 = call ptr @llvm.coro.begin(token %3, ptr null) | ||
| store ptr %0, ptr %2, align 8 | ||
| call void @llvm.memset.p0.i64(ptr align 8 %c.debug, i8 0, i64 1, i1 false) | ||
| store i1 %1, ptr %c.debug, align 8 | ||
| call void asm sideeffect "", "r"(ptr %c.debug) | ||
| %5 = load i32, ptr getelementptr inbounds (%swift.async_func_pointer, ptr @"$s1d3baryySbYaFTu", i32 0, i32 1), align 8 | ||
| %6 = zext i32 %5 to i64 | ||
| %7 = call swiftcc ptr @swift_task_alloc(i64 %6) #4 | ||
| call void @llvm.lifetime.start.p0(i64 -1, ptr %7) | ||
| %8 = load ptr, ptr %2, align 8 | ||
| %9 = getelementptr inbounds <{ ptr, ptr }>, ptr %7, i32 0, i32 0 | ||
| store ptr %8, ptr %9, align 8 | ||
| %10 = call ptr @llvm.coro.async.resume() | ||
| %11 = getelementptr inbounds <{ ptr, ptr }>, ptr %7, i32 0, i32 1 | ||
| store ptr %10, ptr %11, align 8 | ||
| %12 = call { ptr } (i32, ptr, ptr, ...) @llvm.coro.suspend.async.sl_p0s(i32 0, ptr %10, ptr @__swift_async_resume_project_context, ptr @"$s1d3fooyySbYaF.0", ptr @"$s1d3baryySbYaF", ptr %7, i1 %1) | ||
| %13 = extractvalue { ptr } %12, 0 | ||
| %14 = call ptr @__swift_async_resume_project_context(ptr %13) | ||
| store ptr %14, ptr %2, align 8 | ||
| call swiftcc void @swift_task_dealloc(ptr %7) #4 | ||
| call void @llvm.lifetime.end.p0(i64 -1, ptr %7) | ||
| %15 = load ptr, ptr %2, align 8 | ||
| %16 = getelementptr inbounds <{ ptr, ptr }>, ptr %15, i32 0, i32 1 | ||
| %17 = load ptr, ptr %16, align 8 | ||
| %18 = load ptr, ptr %2, align 8 | ||
| %19 = call i1 (ptr, i1, ...) @llvm.coro.end.async(ptr %4, i1 false, ptr @"$s1d3fooyySbYaF.0.1", ptr %17, ptr %18) | ||
| unreachable | ||
| } | ||
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| declare token @llvm.coro.id.async(i32, i32, i32, ptr) #1 | ||
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| declare void @llvm.trap() #2 | ||
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| declare ptr @llvm.coro.begin(token, ptr) #1 | ||
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| declare void @llvm.memset.p0.i64(ptr nocapture, i8, i64, i1 immarg) #3 | ||
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| define hidden swifttailcc void @"$s1d3baryySbYaF"(ptr swiftasync %0, i1 %1) { | ||
| entry: | ||
| %2 = alloca ptr, align 8 | ||
| %c.debug = alloca i1, align 8 | ||
| %3 = call token @llvm.coro.id.async(i32 16, i32 16, i32 0, ptr @"$s1d3baryySbYaFTu") | ||
| %4 = call ptr @llvm.coro.begin(token %3, ptr null) | ||
| store ptr %0, ptr %2, align 8 | ||
| call void @llvm.memset.p0.i64(ptr align 8 %c.debug, i8 0, i64 1, i1 false) | ||
| store i1 %1, ptr %c.debug, align 8 | ||
| call void asm sideeffect "", "r"(ptr %c.debug) | ||
| br i1 %1, label %5, label %17 | ||
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| 5: ; preds = %entry | ||
| %6 = xor i1 %1, true | ||
| %7 = load i32, ptr getelementptr inbounds (%swift.async_func_pointer, ptr @"$s1d3fooyySbYaFTu", i32 0, i32 1), align 8 | ||
| %8 = zext i32 %7 to i64 | ||
| %9 = call swiftcc ptr @swift_task_alloc(i64 %8) #4 | ||
| call void @llvm.lifetime.start.p0(i64 -1, ptr %9) | ||
| %10 = load ptr, ptr %2, align 8 | ||
| %11 = getelementptr inbounds <{ ptr, ptr }>, ptr %9, i32 0, i32 0 | ||
| store ptr %10, ptr %11, align 8 | ||
| %12 = call ptr @llvm.coro.async.resume() | ||
| %13 = getelementptr inbounds <{ ptr, ptr }>, ptr %9, i32 0, i32 1 | ||
| store ptr %12, ptr %13, align 8 | ||
| %14 = call { ptr } (i32, ptr, ptr, ...) @llvm.coro.suspend.async.sl_p0s(i32 0, ptr %12, ptr @__swift_async_resume_project_context, ptr @"$s1d3baryySbYaF.0.2", ptr @"$s1d3fooyySbYaF", ptr %9, i1 %6) | ||
| %15 = extractvalue { ptr } %14, 0 | ||
| %16 = call ptr @__swift_async_resume_project_context(ptr %15) | ||
| store ptr %16, ptr %2, align 8 | ||
| call swiftcc void @swift_task_dealloc(ptr %9) #4 | ||
| call void @llvm.lifetime.end.p0(i64 -1, ptr %9) | ||
| br label %18 | ||
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| 17: ; preds = %entry | ||
| br label %18 | ||
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| 18: ; preds = %5, %17 | ||
| %19 = load ptr, ptr %2, align 8 | ||
| %20 = getelementptr inbounds <{ ptr, ptr }>, ptr %19, i32 0, i32 1 | ||
| %21 = load ptr, ptr %20, align 8 | ||
| %22 = load ptr, ptr %2, align 8 | ||
| %23 = call i1 (ptr, i1, ...) @llvm.coro.end.async(ptr %4, i1 false, ptr @"$s1d3baryySbYaF.0", ptr %21, ptr %22) | ||
| unreachable | ||
| } | ||
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| declare swiftcc ptr @swift_task_alloc(i64) #4 | ||
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| declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #5 | ||
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| declare ptr @llvm.coro.async.resume() #6 | ||
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| define linkonce_odr hidden ptr @__swift_async_resume_project_context(ptr %0) #7 { | ||
| entry: | ||
| %1 = load ptr, ptr %0, align 8 | ||
| %2 = call ptr @llvm.swift.async.context.addr() | ||
| store ptr %1, ptr %2, align 8 | ||
| ret ptr %1 | ||
| } | ||
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| declare ptr @llvm.swift.async.context.addr() #1 | ||
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| define internal swifttailcc void @"$s1d3fooyySbYaF.0"(ptr %0, ptr %1, i1 %2) #8 { | ||
| entry: | ||
| musttail call swifttailcc void %0(ptr swiftasync %1, i1 %2) | ||
| ret void | ||
| } | ||
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| declare { ptr } @llvm.coro.suspend.async.sl_p0s(i32, ptr, ptr, ...) #6 | ||
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| declare swiftcc void @swift_task_dealloc(ptr) #4 | ||
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| declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #5 | ||
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| define internal swifttailcc void @"$s1d3fooyySbYaF.0.1"(ptr %0, ptr %1) #8 { | ||
| entry: | ||
| musttail call swifttailcc void %0(ptr swiftasync %1) | ||
| ret void | ||
| } | ||
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| declare i1 @llvm.coro.end.async(ptr, i1, ...) #1 | ||
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| define internal swifttailcc void @"$s1d3baryySbYaF.0"(ptr %0, ptr %1) #8 { | ||
| entry: | ||
| musttail call swifttailcc void %0(ptr swiftasync %1) | ||
| ret void | ||
| } | ||
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| define internal swifttailcc void @"$s1d3baryySbYaF.0.2"(ptr %0, ptr %1, i1 %2) #8 { | ||
| entry: | ||
| musttail call swifttailcc void %0(ptr swiftasync %1, i1 %2) | ||
| ret void | ||
| } | ||
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| attributes #1 = { nounwind } | ||
| attributes #2 = { cold noreturn nounwind } | ||
| attributes #3 = { nocallback nofree nounwind willreturn} | ||
| attributes #4 = { nounwind } | ||
| attributes #5 = { nocallback nofree nosync nounwind willreturn } | ||
| attributes #6 = { nomerge nounwind } | ||
| attributes #7 = { alwaysinline nounwind } | ||
| attributes #8 = { alwaysinline nounwind } |
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