1 # NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
2 # RUN: llc -mtriple=aarch64 -run-pass=regbankselect -verify-machineinstrs %s -o - | FileCheck %s
6 name: no_cross_bank_copies_needed
9 tracksRegLiveness: true
13 ; CHECK-LABEL: name: no_cross_bank_copies_needed
15 ; CHECK: %fpr:fpr(s64) = COPY $d0
16 ; CHECK: %llround:gpr(s64) = G_LLROUND %fpr(s64)
17 ; CHECK: $d0 = COPY %llround(s64)
18 ; CHECK: RET_ReallyLR implicit $s0
19 %fpr:_(s64) = COPY $d0
20 %llround:_(s64) = G_LLROUND %fpr
21 $d0 = COPY %llround:_(s64)
22 RET_ReallyLR implicit $s0
25 name: source_needs_copy
27 regBankSelected: false
28 tracksRegLiveness: true
32 ; CHECK-LABEL: name: source_needs_copy
34 ; CHECK: %gpr:gpr(s64) = COPY $x0
35 ; CHECK: [[COPY:%[0-9]+]]:fpr(s64) = COPY %gpr(s64)
36 ; CHECK: %llround:gpr(s64) = G_LLROUND [[COPY]](s64)
37 ; CHECK: $d0 = COPY %llround(s64)
38 ; CHECK: RET_ReallyLR implicit $s0
39 %gpr:_(s64) = COPY $x0
40 %llround:_(s64) = G_LLROUND %gpr
41 $d0 = COPY %llround:_(s64)
42 RET_ReallyLR implicit $s0
47 regBankSelected: false
48 tracksRegLiveness: true
52 ; CHECK-LABEL: name: load_gets_fpr
54 ; CHECK: %ptr:gpr(p0) = COPY $x0
55 ; CHECK: %load:fpr(s32) = G_LOAD %ptr(p0) :: (load (s32))
56 ; CHECK: %llround:gpr(s64) = G_LLROUND %load(s32)
57 ; CHECK: $d0 = COPY %llround(s64)
58 ; CHECK: RET_ReallyLR implicit $s0
60 %load:_(s32) = G_LOAD %ptr(p0) :: (load (s32))
61 %llround:_(s64) = G_LLROUND %load
62 $d0 = COPY %llround:_(s64)
63 RET_ReallyLR implicit $s0