File: avx-bitcast.ll

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llvm-toolchain-13 1%3A13.0.1-6~deb11u1
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; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -O0 -mtriple=x86_64-unknown-unknown -mattr=+avx | FileCheck %s

define i64 @bitcasti64tof64() {
; CHECK-LABEL: bitcasti64tof64:
; CHECK:       # %bb.0:
; CHECK-NEXT:    # implicit-def: $rax
; CHECK-NEXT:    vmovsd {{.*#+}} xmm0 = mem[0],zero
; CHECK-NEXT:    vmovq %xmm0, %rax
; CHECK-NEXT:    retq
  %a = load double, double* undef
  %b = bitcast double %a to i64
  ret i64 %b
}