stp-opt-with-renaming-ld3.mir 1.55 KB
# RUN: llc -run-pass=aarch64-ldst-opt -mtriple=arm64-apple-iphoneos -aarch64-load-store-renaming=true -o - -verify-machineinstrs %s | FileCheck %s
--- |
  define void @test_ld3(<8 x i8>* %a1) {
  entry:
    %s1 = alloca i64
    ret void
  }

...
---
# CHECK-LABEL: name: test_ld3
# CHECK: bb.0.entry:
# CHECK:       renamable $x0, renamable $d0_d1_d2 = LD3Threev8b_POST killed renamable $x0, $xzr
# CHECK-NEXT:  STPDi renamable $d0, renamable $d1, $fp, -6 :: (store 8)
# CHECK-NEXT:  STURDi renamable $d2, $fp, -32, implicit killed $d0_d1_d2 :: (store 8 into %ir.s1)
# CHECK-NEXT:  renamable $d0_d1_d2 = LD3Threev8b killed renamable $x0 :: (load 24 from %ir.a1, align 32)
# CHECK-NEXT:  STPDi renamable $d0, renamable $d1, $fp, -3 :: (store 8)
# CHECK-NEXT:  STURDi renamable $d2, $fp, -8, implicit killed $d0_d1_d2 :: (store 8)
# CHECK-NEXT:  RET undef $lr
#
name:            test_ld3
alignment:       4
tracksRegLiveness: true
frameInfo: {}
machineFunctionInfo: {}
body:             |
  bb.0.entry:
    liveins: $x0, $x1, $lr, $fp

    renamable $x0, renamable $d0_d1_d2 = LD3Threev8b_POST killed renamable $x0, $xzr
    STURDi renamable $d0, $fp, -48 :: (store 8)
    STURDi renamable $d1, $fp, -40 :: (store 8)
    STURDi renamable $d2, $fp, -32, implicit killed $d0_d1_d2 :: (store 8 into %ir.s1)
    renamable $d0_d1_d2 = LD3Threev8b killed renamable $x0 :: (load 24 from %ir.a1, align 32)
    STURDi renamable $d0, $fp, -24 :: (store 8)
    STURDi renamable $d1, $fp, -16 :: (store 8)
    STURDi renamable $d2, $fp, -8, implicit killed $d0_d1_d2 :: (store 8)
    RET undef $lr

...