File: test_g_extract.mir

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# RUN: not --crash llc -march=aarch64 -o /dev/null -run-pass=none -verify-machineinstrs %s 2>&1 | FileCheck %s
# REQUIRES: aarch64-registered-target

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

    ; CHECK: Bad machine code: Too few operands
    %0:_(s32) = G_EXTRACT

    ; CHECK: Bad machine code: Too few operands
    %1:_(s32) = G_EXTRACT 0

    ; CHECK: Bad machine code: extract source must be a register
    %2:_(s32) = G_EXTRACT 0, 1

    ; CHECK: Bad machine code: extract offset must be a constant
    %3:_(s32) = G_IMPLICIT_DEF
    %4:_(s32) = G_CONSTANT i32 0
    %5:_(s16) = G_EXTRACT %3, %4

    ; CHECK: Bad machine code: extract source must be larger than result
    %6:_(s32) = G_IMPLICIT_DEF
    %7:_(s32) = G_EXTRACT %6, 0

    ; CHECK: Bad machine code: extract reads past end of register
    %8:_(s1) = G_EXTRACT %6, 32

...