1 ; RUN: llc -o - %s -mtriple=aarch64-windows | FileCheck %s
2 ; Check that the stack bump around a funclet is computed correctly in both the
3 ; prologue and epilogue in the case we have a MaxCallFrameSize > 0 and are doing alloca
4 target datalayout = "e-m:w-p:64:64-i32:32-i64:64-i128:128-n32:64-S128"
5 target triple = "aarch64-pc-windows-msvc19.25.28611"
7 ; // requires passing arguments on the stack
8 ; void test2(ptr, int, int, int, int, int, int, int, int);
10 ; // function with the funclet being checked
11 ; void test1(size_t bytes)
13 ; // alloca forces a separate callee save bump and stack bump
14 ; ptr data = _alloca(bytes);
16 ; test2(data, 0, 1, 2, 3, 4, 5, 6, 7);
18 ; // the funclet being checked
22 ; CHECK-LABEL: ?catch$2@?0??test1@@YAX_K@Z@4HA
23 ; CHECK: sub sp, sp, #16
24 ; CHECK: add sp, sp, #16
25 ; Function Attrs: uwtable
26 define dso_local void @"?test1@@YAX_K@Z"(i64 %0) #0 personality ptr @__CxxFrameHandler3 {
27 %2 = alloca i64, align 8
28 %3 = alloca ptr, align 8
29 store i64 %0, ptr %2, align 8
30 %4 = load i64, ptr %2, align 8
31 %5 = alloca i8, i64 %4, align 16
32 store ptr %5, ptr %3, align 8
33 %6 = load ptr, ptr %3, align 8
34 invoke void @"?test2@@YAXPEAXHHHHHHHH@Z"(ptr %6, i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7)
35 to label %13 unwind label %7
38 %8 = catchswitch within none [label %9] unwind to caller
41 %10 = catchpad within %8 [ptr null, i32 64, ptr null]
42 catchret from %10 to label %11
47 12: ; preds = %11, %13
54 declare dso_local void @"?test2@@YAXPEAXHHHHHHHH@Z"(ptr, i32, i32, i32, i32, i32, i32, i32, i32) #1
56 declare dso_local i32 @__CxxFrameHandler3(...)
58 attributes #0 = { uwtable }
60 !llvm.module.flags = !{!0}
62 !0 = !{i32 1, !"wchar_size", i32 2}