view test/CodeGen/Hexagon/bank-conflict-load.mir @ 121:803732b1fca8

LLVM 5.0
author kono
date Fri, 27 Oct 2017 17:07:41 +0900
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# RUN: llc -march=hexagon -run-pass post-RA-sched %s -o - | FileCheck %s

# The two loads from %a (%r0) can cause a bank conflict. Check that they
# are not scheduled next to each other.

# CHECK: L2_loadri_io %r0, 8
# CHECK: L2_loadri_io killed %r1, 0
# CHECK: L2_loadri_io killed %r0, 12

--- |
  define void @foo(i32* %a, i32* %b) {
    ret void
  }
...

---
name: foo
tracksRegLiveness: true

body: |
  bb.0:
    liveins: %r0, %r1

    %r2 = L2_loadri_io %r0, 8 :: (load 4 from %ir.a)
    %r3 = L2_loadri_io killed %r0, 12 :: (load 4 from %ir.a)
    %r4 = L2_loadri_io killed %r1, 0 :: (load 4 from %ir.b)
...