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