File: fast-isel-memcpy.ll

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llvm-toolchain-15 1%3A15.0.6-4
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; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc -mtriple=aarch64-apple-darwin -fast-isel -fast-isel-abort=1 -verify-machineinstrs < %s | FileCheck %s

; Test that we don't segfault.
define void @test(i64 %a, i8* %b) {
; CHECK-LABEL: test:
; CHECK:       ; %bb.0:
; CHECK-NEXT:    and x8, x0, #0x7fffffffffffffff
; CHECK-NEXT:    ldr x9, [x1]
; CHECK-NEXT:    str x9, [x8]
; CHECK-NEXT:    ret
  %1 = and i64 %a, 9223372036854775807
  %2 = inttoptr i64 %1 to i8*
  call void @llvm.memcpy.p0i8.p0i8.i64(i8* align 8 %2, i8* align 8 %b, i64 8, i1 false)
  ret void
}

declare void @llvm.memcpy.p0i8.p0i8.i64(i8*, i8*, i64, i1)