bit-addr-align.mir
469 Bytes
# RUN: llc -march=hexagon -run-pass hexagon-bit-simplify %s -o - | FileCheck %s
# Hexagon bit tracker incorrectly calculated address alignment and removed
# a necessary A2_andir instruction. Make sure it remains.
# CHECK: A2_andir %0, -8
---
name: fred
stack:
- { id: 0, type: default, size: 64, alignment: 64 }
tracksRegLiveness: true
body: |
bb.0:
%0:intregs = PS_fi %stack.0, 60
%1:intregs = A2_andir %0, -8
%2:doubleregs = L2_loadrd_io %1, 8
...