File: test_vector_reductions.mir

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# RUN: not --crash llc -o - -global-isel -run-pass=none -verify-machineinstrs %s 2>&1 | FileCheck %s
# REQUIRES: aarch64-registered-target
--- |
  target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128"
  target triple = "aarch64-unknown-unknown"

  define i32 @vector_reductions() {
    ret i32 0
  }

...
---
name:            vector_reductions
legalized:       true
regBankSelected: false
selected:        false
tracksRegLiveness: true
body:             |
  bb.0:

    %vec_v2s64:_(<2 x s64>) = IMPLICIT_DEF
    %scalar_s64:_(s64) = IMPLICIT_DEF

    %seq_fadd:_(<2 x s64>) = G_VECREDUCE_SEQ_FADD %scalar_s64, %vec_v2s64
    ; CHECK: Bad machine code: Vector reduction requires a scalar destination type

    %dst:_(s64) = G_VECREDUCE_SEQ_FADD %vec_v2s64, %vec_v2s64
    ; CHECK: Bad machine code: Sequential FADD/FMUL vector reduction requires a scalar 1st operand

    %dst:_(s64) = G_VECREDUCE_SEQ_FADD %scalar_s64, %scalar_s64
    ; CHECK: Bad machine code: Sequential FADD/FMUL vector reduction must have a vector 2nd operand

...