43 lines
1.5 KiB
LLVM
43 lines
1.5 KiB
LLVM
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; RUN: llc < %s | FileCheck %s
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; Make sure the prologue is sane. (Doesn't need to exactly match this,
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; but the original issue only reproduced if the cbz was immediately
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; after the frame setup.)
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; CHECK: stp x29, x30, [sp, #-32]!
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; CHECK-NEXT: .seh_save_fplr_x 32
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; CHECK-NEXT: mov x29, sp
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; CHECK-NEXT: .seh_set_fp
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; CHECK-NEXT: .seh_endprologue
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; CHECK-NEXT: mov x1, #-2
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; CHECK-NEXT: stur x1, [x29, #16]
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; CHECK-NEXT: cbz w0, .LBB0_2
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target datalayout = "e-m:w-p:64:64-i32:32-i64:64-i128:128-n32:64-S128"
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target triple = "aarch64-unknown-windows-msvc19.11.0"
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; Function Attrs: uwtable
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define dso_local void @"?f@@YAXH@Z"(i32 %x) local_unnamed_addr #0 personality i8* bitcast (i32 (...)* @__CxxFrameHandler3 to i8*) {
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entry:
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%cmp = icmp eq i32 %x, 0
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br i1 %cmp, label %try.cont, label %if.then
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if.then: ; preds = %entry
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invoke void @"?g@@YAXXZ"()
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to label %try.cont unwind label %catch.dispatch
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catch.dispatch: ; preds = %if.then
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%0 = catchswitch within none [label %catch] unwind to caller
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catch: ; preds = %catch.dispatch
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%1 = catchpad within %0 [i8* null, i32 64, i8* null]
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catchret from %1 to label %try.cont
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try.cont: ; preds = %entry, %if.then, %catch
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ret void
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}
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declare dso_local void @"?g@@YAXXZ"() local_unnamed_addr #1
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declare dso_local i32 @__CxxFrameHandler3(...)
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