test/CodeGen/AArch64/GlobalISel/fallback-ambiguous-addp-intrinsic.mir

# RUN: llc -mtriple aarch64-unknown-unknown -O0 -start-before=legalizer -pass-remarks-missed=gisel* %s -o - 2>&1 | FileCheck %s
#
# Check that we fall back on @llvm.aarch64.neon.addp and ensure that we get the
# correct instruction.
# https://bugs.llvm.org/show_bug.cgi?id=40968

--- |
  define <2 x float> @foo(<2 x float> %v1, <2 x float> %v2) {
  entry:
    %v3 = call <2 x float> @llvm.aarch64.neon.addp.v2f32(<2 x float> %v1, <2 x float> %v2)
    ret <2 x float> %v3
  }
  declare <2 x float> @llvm.aarch64.neon.addp.v2f32(<2 x float>, <2 x float>)
...
---
name:            foo
alignment:       2
tracksRegLiveness: true
body:             |
  bb.1.entry:
    liveins: $d0, $d1
    ; CHECK: remark:
    ; CHECK-SAME: unable to legalize instruction: %2:_(<2 x s32>) = G_INTRINSIC intrinsic(@llvm.aarch64.neon.addp), %0:_(<2 x s32>), %1:_(<2 x s32>)
    ; CHECK: faddp
    ; CHECK-NOT: addp
    %0:_(<2 x s32>) = COPY $d0
    %1:_(<2 x s32>) = COPY $d1
    %2:_(<2 x s32>) = G_INTRINSIC intrinsic(@llvm.aarch64.neon.addp), %0(<2 x s32>), %1(<2 x s32>)
    $d0 = COPY %2(<2 x s32>)
    RET_ReallyLR implicit $d0

...