# RUN: not --crash llc -mtriple=aarch64-none-linux-gnu -run-pass=prologepilog %s -o - # # REQUIRES: asserts # --- # x9 is marked as live on function entry, but it will be used as scratch # register for prologue computations at the beginning of the prologue. # Use this to check we catch that the prologue clobbers $x9. name: x9_clobbered_on_fn_entry tracksRegLiveness: true frameInfo: isFrameAddressTaken: true stack: - { id: 0, size: 16, alignment: 16 } - { id: 1, size: 32768, alignment: 32 } body: | bb.0: liveins: $x0, $x1, $x2, $x3, $x4, $x5, $x6, $x7, $x8, $x9, $x10, $x11, $x12, $x13, $x14, $x15, $x16, $x17, $x18, $x19, $x20, $x21, $x22, $x23, $x24, $x25, $x26, $x27, $x28, $lr STRXui $x0, %stack.0, 0 B %bb.1 bb.1: liveins: $x1, $x2, $x3, $x4, $x5, $x6, $x7, $x8, $x9, $x10, $x11, $x12, $x13, $x14, $x15, $x16, $x17, $x18, $x19, $x20, $x21, $x22, $x23, $x24, $x25, $x26, $x27, $x28, $lr RET_ReallyLR implicit $lr ...