# RUN: llc -march=hexagon -post-RA-scheduler -run-pass post-RA-sched %s -o - | FileCheck %s --- | declare void @check(i64, i32, i32, i64) define void @foo() { ret void } ... --- name: foo tracksRegLiveness: true body: | bb.0: successors: liveins: $r0, $r1, $d1, $d2, $r16, $r17, $r19, $r22, $r23 $r2 = A2_add $r23, killed $r17 $r6 = M2_mpyi $r16, $r16 $r22 = M2_accii $r22, killed $r2, 2 $r7 = A2_tfrsi 12345678 $r3 = A2_tfr killed $r16 $d2 = A2_tfrp killed $d0 $r2 = L2_loadri_io $r29, 28 $r2 = M2_mpyi killed $r6, killed $r2 $r23 = S2_asr_i_r $r22, 31 S2_storeri_io killed $r29, 0, killed $r7 ; The anti-dependency on r23 between the first A2_add and the ; S2_asr_i_r was causing d11 to be renamed, while r22 remained ; unchanged. Check that the renaming of d11 does not happen. ; CHECK: d11 $d0 = A2_tfrp killed $d11 J2_call @check, implicit-def $d0, implicit-def $d1, implicit-def $d2, implicit $d0, implicit $d1, implicit $d2 ...