llvm/test/MachineVerifier/test_g_icmp.mir

# RUN: not --crash llc -mtriple=aarch64 -run-pass=none -filetype=null %s 2>&1 | FileCheck %s
# REQUIRES: aarch64-registered-target

---
name: test_icmp
body: |
  bb.0:

    %0:_(s32) = G_CONSTANT i32 0
    %1:_(s32) = G_CONSTANT i32 1

    ; Vector result, scalar source
    ; CHECK: Bad machine code: Generic vector icmp/fcmp must preserve number of lanes
    %2:_(<2 x s1>) = G_ICMP intpred(eq), %0, %1

    ; Scalar result, vector source
    ; CHECK: Bad machine code: Generic vector icmp/fcmp must preserve number of lanes
    %3:_(<2 x s32>) = G_IMPLICIT_DEF
    %4:_(<2 x s32>) = G_IMPLICIT_DEF
    %5:_(s1) = G_ICMP intpred(eq), %3, %4

    ; mismatched fixed element count
    ; CHECK: Bad machine code: Generic vector icmp/fcmp must preserve number of
    %6:_(<2 x s32>) = G_IMPLICIT_DEF
    %7:_(<2 x s32>) = G_IMPLICIT_DEF
    %8:_(<4 x s1>) = G_ICMP intpred(eq), %6, %7

    ; mismatched scalable element count
    ; CHECK: Bad machine code: Generic vector icmp/fcmp must preserve number of
    %9:_(<vscale x 2 x s32>) = G_IMPLICIT_DEF
    %10:_(<vscale x 2 x s32>) = G_IMPLICIT_DEF
    %11:_(<vscale x 4 x s1>) = G_ICMP intpred(eq), %9, %10

    ; mismatched scalar element type
    ; CHECK: Bad machine code: Type mismatch in generic instruction
    %12:_(s32) = G_CONSTANT i32 0
    %13:_(s64) = G_CONSTANT i32 1
    %14:_(s1) = G_ICMP intpred(eq), %12, %13
...