llvm-project/llvm/test/CodeGen/Hexagon/target-flag-ext.mir
Fangrui Song 2208c97c1b [Hexagon,test] Change llc -march= to -mtriple=
Similar to 806761a7629df268c8aed49657aeccffa6bca449

-mtriple= specifies the full target triple while -march= merely sets the
architecture part of the default target triple, leaving a target triple which
may not make sense.

Therefore, -march= is error-prone and not recommended for tests without a target
triple. The issue has been benign as we recognize $unknown-apple-darwin as ELF instead
of rejecting it outrightly.
2024-12-15 10:20:22 -08:00

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# RUN: llc -mtriple=hexagon -run-pass hexagon-packetizer -o - %s | FileCheck %s
---
name: fred
tracksRegLiveness: true
body: |
bb.0:
; Check that all these instructions go in the same packet. This is to
; make sure that a target flag (other than HMOTF_ConstExtend) on an
; operand will not be interpreted as a constant-extender flag.
; The combination used below (pcrel + 0) does not technically make sense,
; but combinations that do make sense require constant extending, so
; testing this is not possible otherwise.
; CHECK: BUNDLE
; CHECK-DAG: $r0 = A2_tfrsi
; CHECK-DAG: $r1 = A2_tfrsi
; CHECK-DAG: $r2 = A2_tfrsi
; CHECK: }
$r0 = A2_tfrsi target-flags (hexagon-pcrel) 0
$r1 = A2_tfrsi target-flags (hexagon-pcrel) 0
$r2 = A2_tfrsi target-flags (hexagon-pcrel) 0
...