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19c7db09aa
EXPENSIVE_CHECKS buildbots are failing due to r351404. Add x1 as live in to the funclet basic block for SEH funclets, as well as -verify-machineinstrs to the test case that triggered the failure. llvm-svn: 351472
122 lines
4.6 KiB
LLVM
122 lines
4.6 KiB
LLVM
; RUN: llc -o - %s -verify-machineinstrs -mtriple=aarch64-windows | FileCheck %s
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; Windows runtime passes the establisher frame as the second argument to the
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; termination handler. Check that we copy it into fp.
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; CHECK: ?dtor$3@?0?main@4HA":
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; CHECK: .seh_proc "?dtor$3@?0?main@4HA"
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; CHECK: stp x29, x30, [sp, #-16]! ; 16-byte Folded Spill
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; CHECK-NEXT: mov x29, x1
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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-msvc19.15.26732"
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; Function Attrs: noinline nounwind optnone uwtable
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define dso_local i32 @main() #0 personality i8* bitcast (i32 (...)* @__C_specific_handler to i8*) {
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entry:
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%retval = alloca i32, align 4
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%Counter = alloca i32, align 4
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%__exception_code = alloca i32, align 4
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call void (...) @llvm.localescape(i32* %Counter)
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store i32 0, i32* %retval, align 4
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store i32 0, i32* %Counter, align 4
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%call = invoke i32 bitcast (i32 (...)* @RaiseStatus to i32 (i32)*)(i32 -1073741675) #3
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to label %invoke.cont unwind label %ehcleanup
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invoke.cont: ; preds = %entry
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%0 = call i8* @llvm.localaddress()
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invoke void @"?fin$0@0@main@@"(i8 0, i8* %0) #3
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to label %invoke.cont1 unwind label %catch.dispatch
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invoke.cont1: ; preds = %invoke.cont
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br label %__try.cont
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ehcleanup: ; preds = %entry
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%1 = cleanuppad within none []
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%2 = call i8* @llvm.localaddress()
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invoke void @"?fin$0@0@main@@"(i8 1, i8* %2) #3 [ "funclet"(token %1) ]
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to label %invoke.cont2 unwind label %catch.dispatch
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invoke.cont2: ; preds = %ehcleanup
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cleanupret from %1 unwind label %catch.dispatch
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catch.dispatch: ; preds = %invoke.cont2, %ehcleanup, %invoke.cont
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%3 = catchswitch within none [label %__except] unwind to caller
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__except: ; preds = %catch.dispatch
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%4 = catchpad within %3 [i8* null]
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catchret from %4 to label %__except3
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__except3: ; preds = %__except
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%5 = call i32 @llvm.eh.exceptioncode(token %4)
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store i32 %5, i32* %__exception_code, align 4
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%6 = load i32, i32* %Counter, align 4
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%add = add nsw i32 %6, 5
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store i32 %add, i32* %Counter, align 4
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br label %__try.cont
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__try.cont: ; preds = %__except3, %invoke.cont1
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%7 = load i32, i32* %retval, align 4
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ret i32 %7
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}
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define internal void @"?fin$0@0@main@@"(i8 %abnormal_termination, i8* %frame_pointer) {
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entry:
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%frame_pointer.addr = alloca i8*, align 8
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%abnormal_termination.addr = alloca i8, align 1
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%0 = call i8* @llvm.localrecover(i8* bitcast (i32 ()* @main to i8*), i8* %frame_pointer, i32 0)
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%Counter = bitcast i8* %0 to i32*
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store i8* %frame_pointer, i8** %frame_pointer.addr, align 8
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store i8 %abnormal_termination, i8* %abnormal_termination.addr, align 1
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store i32 3, i32* %Counter, align 4
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call void @"?fin$1@0@main@@"(i8 0, i8* %frame_pointer)
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%1 = load i32, i32* %Counter, align 4
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%add = add nsw i32 %1, 2
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store i32 %add, i32* %Counter, align 4
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%call = call i32 bitcast (i32 (...)* @RaiseStatus to i32 (i32)*)(i32 -1073741675)
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ret void
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}
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; Function Attrs: nounwind readnone
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declare i8* @llvm.localrecover(i8*, i8*, i32) #1
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define internal void @"?fin$1@0@main@@"(i8 %abnormal_termination, i8* %frame_pointer) {
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entry:
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%frame_pointer.addr = alloca i8*, align 8
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%abnormal_termination.addr = alloca i8, align 1
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%0 = call i8* @llvm.localrecover(i8* bitcast (i32 ()* @main to i8*), i8* %frame_pointer, i32 0)
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%Counter = bitcast i8* %0 to i32*
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store i8* %frame_pointer, i8** %frame_pointer.addr, align 8
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store i8 %abnormal_termination, i8* %abnormal_termination.addr, align 1
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%1 = load i32, i32* %Counter, align 4
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%cmp = icmp eq i32 %1, 3
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br i1 %cmp, label %if.then, label %if.end
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if.then: ; preds = %entry
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%2 = load i32, i32* %Counter, align 4
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%add = add nsw i32 %2, 1
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store i32 %add, i32* %Counter, align 4
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br label %if.end
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if.end: ; preds = %if.then, %entry
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ret void
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}
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declare dso_local i32 @RaiseStatus(...)
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declare dso_local i32 @__C_specific_handler(...)
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; Function Attrs: nounwind readnone
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declare i8* @llvm.localaddress() #1
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; Function Attrs: nounwind readnone
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declare i32 @llvm.eh.exceptioncode(token) #1
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; Function Attrs: nounwind
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declare void @llvm.localescape(...) #2
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attributes #0 = { noinline nounwind optnone uwtable }
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attributes #1 = { nounwind readnone }
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attributes #2 = { nounwind }
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attributes #3 = { noinline }
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