1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
|
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 3
; RUN: llc < %s -mtriple=aarch64-none-linux-gnu -global-isel | FileCheck %s
define void @test_oversized(ptr %dst, i32 %cond) {
; CHECK-LABEL: test_oversized:
; CHECK: // %bb.0: // %entry
; CHECK-NEXT: stp x29, x30, [sp, #-16]! // 16-byte Folded Spill
; CHECK-NEXT: mov x29, sp
; CHECK-NEXT: sub sp, sp, #32
; CHECK-NEXT: .cfi_def_cfa w29, 16
; CHECK-NEXT: .cfi_offset w30, -8
; CHECK-NEXT: .cfi_offset w29, -16
; CHECK-NEXT: mov x8, sp
; CHECK-NEXT: mov x9, #2305843009213693952 // =0x2000000000000000
; CHECK-NEXT: sub x8, x8, x9
; CHECK-NEXT: sub x9, x29, #32
; CHECK-NEXT: mov sp, x8
; CHECK-NEXT: cmp w1, #0
; CHECK-NEXT: csel x8, x9, x8, eq
; CHECK-NEXT: str x8, [x0]
; CHECK-NEXT: mov sp, x29
; CHECK-NEXT: ldp x29, x30, [sp], #16 // 16-byte Folded Reload
; CHECK-NEXT: ret
entry:
%0 = alloca [8 x i32], i32 1, align 4
%tobool = icmp ne i32 %cond, 0
br i1 %tobool, label %if.then, label %if.end
if.then:
%vla1 = alloca [18446744073709551615 x i32], i32 1, align 4
br label %if.end
if.end:
%arr = phi ptr [%0, %entry], [%vla1, %if.then]
store ptr %arr, ptr %dst
ret void
}
|
