llvm-for-llvmta/test/MachineVerifier/test_g_extract.mir

36 lines
966 B
YAML

# 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
...