1 ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 2
2 ; RUN: llc -mtriple aarch64-unknown-windows -swift-async-fp=never -aarch64-enable-sink-fold=true -filetype asm -o - %s | FileCheck %s
4 ; ModuleID = '_Concurrency.ll'
5 source_filename = "_Concurrency.ll"
6 target datalayout = "e-m:w-p:64:64-i32:32-i64:64-i128:128-n32:64-S128"
7 target triple = "aarch64-unknown-windows-msvc19.32.31302"
9 %swift.context = type { ptr, ptr }
11 ; Function Attrs: argmemonly nofree nosync nounwind willreturn
12 declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #0
14 ; NOTE: we do not see the canonical windows frame setup due to the `nounwind`
15 ; attribtue on the function.
17 ; Function Attrs: nounwind
18 define hidden swifttailcc void @"$ss23withCheckedContinuation8function_xSS_yScCyxs5NeverOGXEtYalFTQ0_"(ptr nocapture readonly %0) #1 {
19 ; CHECK-LABEL: $ss23withCheckedContinuation8function_xSS_yScCyxs5NeverOGXEtYalFTQ0_:
20 ; CHECK: // %bb.0: // %entryresume.0
21 ; CHECK-NEXT: sub sp, sp, #48
22 ; CHECK-NEXT: stp x30, x29, [sp, #24] // 16-byte Folded Spill
23 ; CHECK-NEXT: add x29, sp, #24
24 ; CHECK-NEXT: str x19, [sp, #40] // 8-byte Folded Spill
25 ; CHECK-NEXT: adrp x19, __imp_swift_task_dealloc
26 ; CHECK-NEXT: str xzr, [sp, #16]
27 ; CHECK-NEXT: ldr x8, [x0]
28 ; CHECK-NEXT: stur x8, [x29, #-8]
29 ; CHECK-NEXT: ldr x20, [x0]
30 ; CHECK-NEXT: ldp x22, x0, [x8, #16]
31 ; CHECK-NEXT: stur x20, [x29, #-8]
32 ; CHECK-NEXT: ldr x19, [x19, :lo12:__imp_swift_task_dealloc]
34 ; CHECK-NEXT: mov x0, x22
36 ; CHECK-NEXT: ldp x30, x29, [sp, #24] // 16-byte Folded Reload
37 ; CHECK-NEXT: mov x0, x20
38 ; CHECK-NEXT: ldr x1, [x20, #8]
39 ; CHECK-NEXT: ldr x19, [sp, #40] // 8-byte Folded Reload
40 ; CHECK-NEXT: add sp, sp, #48
43 %1 = load ptr, ptr %0, align 8
44 %2 = tail call ptr @llvm.swift.async.context.addr() #4
45 store ptr %1, ptr %2, align 8
46 %async.ctx.frameptr1 = getelementptr inbounds i8, ptr %1, i64 16
47 %.reload.addr4 = getelementptr inbounds i8, ptr %1, i64 24
48 %.reload5 = load ptr, ptr %.reload.addr4, align 8
49 %.reload = load ptr, ptr %async.ctx.frameptr1, align 8
50 %3 = load ptr, ptr %0, align 8
51 store ptr %3, ptr %2, align 8
52 tail call swiftcc void @swift_task_dealloc(ptr %.reload5) #4
53 tail call void @llvm.lifetime.end.p0(i64 -1, ptr %.reload5)
54 tail call swiftcc void @swift_task_dealloc(ptr %.reload) #4
55 %4 = getelementptr inbounds i8, ptr %3, i64 8
56 %5 = load ptr, ptr %4, align 8
57 musttail call swifttailcc void %5(ptr %3) #4
62 ; Function Attrs: nounwind readnone
63 declare ptr @llvm.swift.async.context.addr() #2
65 ; Function Attrs: argmemonly nounwind
66 declare dllimport swiftcc void @swift_task_dealloc(ptr) local_unnamed_addr #3
68 attributes #0 = { argmemonly nofree nosync nounwind willreturn }
69 attributes #1 = { nounwind "frame-pointer"="none" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="generic" "target-features"="+neon" }
70 attributes #2 = { nounwind readnone }
71 attributes #3 = { argmemonly nounwind }
72 attributes #4 = { nounwind }