You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
60 lines
2.1 KiB
60 lines
2.1 KiB
# RUN: llc -mtriple=arm-eabi -run-pass=arm-cp-islands %s -o - | FileCheck %s
|
|
--- |
|
|
target datalayout = "e-m:e-p:32:32-Fi8-i64:64-v128:64:128-a:0:32-n32-S64"
|
|
target triple = "thumbv8.2a-arm-none-eabi"
|
|
|
|
define hidden i32 @main() {
|
|
entry:
|
|
%P5 = alloca half, align 2
|
|
store half 0xH3FE0, half* %P5, align 2
|
|
%0 = load half, half* %P5, align 2
|
|
call void @z_bar(half %0)
|
|
ret i32 0
|
|
}
|
|
|
|
declare dso_local void @z_bar(half)
|
|
|
|
...
|
|
---
|
|
name: main
|
|
alignment: 2
|
|
tracksRegLiveness: true
|
|
frameInfo:
|
|
stackSize: 16
|
|
maxAlignment: 4
|
|
adjustsStack: true
|
|
hasCalls: true
|
|
maxCallFrameSize: 0
|
|
localFrameSize: 2
|
|
stack:
|
|
- { id: 0, name: P5, offset: -10, size: 2, alignment: 2, local-offset: -2 }
|
|
- { id: 1, type: spill-slot, offset: -4, size: 4, alignment: 4, callee-saved-register: '$lr',
|
|
callee-saved-restored: false }
|
|
- { id: 2, type: spill-slot, offset: -8, size: 4, alignment: 4, callee-saved-register: '$r7' }
|
|
constants:
|
|
- id: 0
|
|
value: half 0xH3FE0
|
|
alignment: 2
|
|
machineFunctionInfo: {}
|
|
body: |
|
|
bb.0.entry:
|
|
liveins: $r7, $lr
|
|
|
|
frame-setup tPUSH 14 /* CC::al */, $noreg, killed $r7, killed $lr, implicit-def $sp, implicit $sp
|
|
frame-setup CFI_INSTRUCTION def_cfa_offset 8
|
|
frame-setup CFI_INSTRUCTION offset $lr, -4
|
|
frame-setup CFI_INSTRUCTION offset $r7, -8
|
|
$sp = frame-setup tSUBspi $sp, 2, 14 /* CC::al */, $noreg
|
|
frame-setup CFI_INSTRUCTION def_cfa_offset 16
|
|
renamable $s0 = VLDRH %const.0, 0, 14, $noreg :: (load 2 from constant-pool)
|
|
VSTRH killed renamable $s0, $sp, 3, 14, $noreg :: (store 2 into %ir.P5)
|
|
renamable $r0 = t2LDRHi12 $sp, 6, 14 /* CC::al */, $noreg :: (dereferenceable load 2 from %ir.P5)
|
|
tBL 14 /* CC::al */, $noreg, @z_bar, csr_aapcs, implicit-def dead $lr, implicit $sp, implicit killed $r0, implicit-def $sp
|
|
renamable $r0, dead $cpsr = tMOVi8 0, 14 /* CC::al */, $noreg
|
|
$sp = frame-destroy tADDspi $sp, 2, 14 /* CC::al */, $noreg
|
|
frame-destroy tPOP_RET 14 /* CC::al */, $noreg, def $r7, def $pc, implicit killed $r0
|
|
|
|
; CHECK: name: main
|
|
; CHECK-NEXT: alignment: 4
|
|
...
|