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1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 32; RUN: llc < %s -frame-pointer=all -mtriple=arm64-windows | FileCheck %s3 4; Test generated from C code:5; #include <stdarg.h>6; ptr foo() {7; return _AddressOfReturnAddress();8; }9; int bar(int x(va_list, ptr), ...) {10; va_list y;11; va_start(y, x);12; return x(y, _AddressOfReturnAddress()) + 1;13; }14 15declare void @llvm.va_start(ptr)16declare ptr @llvm.addressofreturnaddress()17 18define dso_local ptr @"foo"() {19; CHECK-LABEL: foo:20; CHECK: .seh_proc foo21; CHECK-NEXT: // %bb.0: // %entry22; CHECK-NEXT: stp x29, x30, [sp, #-16]! // 16-byte Folded Spill23; CHECK-NEXT: .seh_save_fplr_x 1624; CHECK-NEXT: mov x29, sp25; CHECK-NEXT: .seh_set_fp26; CHECK-NEXT: .seh_endprologue27; CHECK-NEXT: add x0, x29, #828; CHECK-NEXT: .seh_startepilogue29; CHECK-NEXT: ldp x29, x30, [sp], #16 // 16-byte Folded Reload30; CHECK-NEXT: .seh_save_fplr_x 1631; CHECK-NEXT: .seh_endepilogue32; CHECK-NEXT: ret33; CHECK-NEXT: .seh_endfunclet34; CHECK-NEXT: .seh_endproc35entry:36 %0 = call ptr @llvm.addressofreturnaddress()37 ret ptr %038}39 40define dso_local i32 @"bar"(ptr %x, ...) {41; CHECK-LABEL: bar:42; CHECK: .seh_proc bar43; CHECK-NEXT: // %bb.0: // %entry44; CHECK-NEXT: sub sp, sp, #9645; CHECK-NEXT: .seh_stackalloc 9646; CHECK-NEXT: stp x29, x30, [sp, #16] // 16-byte Folded Spill47; CHECK-NEXT: .seh_save_fplr 1648; CHECK-NEXT: add x29, sp, #1649; CHECK-NEXT: .seh_add_fp 1650; CHECK-NEXT: .seh_endprologue51; CHECK-NEXT: add x9, x29, #2452; CHECK-NEXT: mov x8, x053; CHECK-NEXT: stp x1, x2, [x29, #24]54; CHECK-NEXT: stp x9, x0, [sp]55; CHECK-NEXT: add x0, x29, #2456; CHECK-NEXT: add x1, x29, #857; CHECK-NEXT: stp x3, x4, [x29, #40]58; CHECK-NEXT: stp x5, x6, [x29, #56]59; CHECK-NEXT: str x7, [x29, #72]60; CHECK-NEXT: blr x861; CHECK-NEXT: add w0, w0, #162; CHECK-NEXT: .seh_startepilogue63; CHECK-NEXT: ldp x29, x30, [sp, #16] // 16-byte Folded Reload64; CHECK-NEXT: .seh_save_fplr 1665; CHECK-NEXT: add sp, sp, #9666; CHECK-NEXT: .seh_stackalloc 9667; CHECK-NEXT: .seh_endepilogue68; CHECK-NEXT: ret69; CHECK-NEXT: .seh_endfunclet70; CHECK-NEXT: .seh_endproc71entry:72 %x.addr = alloca ptr, align 873 %y = alloca ptr, align 874 store ptr %x, ptr %x.addr, align 875 call void @llvm.va_start(ptr %y)76 %0 = load ptr, ptr %x.addr, align 877 %1 = call ptr @llvm.addressofreturnaddress()78 %2 = load ptr, ptr %y, align 879 %call = call i32 %0(ptr %2, ptr %1)80 %add = add nsw i32 %call, 181 ret i32 %add82}83