1 ; RUN: llc --frame-pointer=all -mtriple=aarch64-- < %s | FileCheck %s
3 ; PR25610: -fstack-protector places the canary in the wrong place on arm64 with
6 %struct.__va_list = type { ptr, ptr, ptr, i32, i32 }
9 ; CHECK: ldr [[GUARD:x[0-9]+]]{{.*}}:lo12:__stack_chk_guard]
10 ; Make sure the canary is placed relative to the frame pointer, not
12 ; CHECK: stur [[GUARD]], [x29, #-8]
13 define void @test(ptr %i, ...) #0 {
15 %buf = alloca [10 x i8], align 1
16 %ap = alloca %struct.__va_list, align 8
17 %tmp = alloca %struct.__va_list, align 8
18 call void @llvm.lifetime.start(i64 10, ptr %buf)
19 call void @llvm.lifetime.start(i64 32, ptr %ap)
20 call void @llvm.va_start(ptr %ap)
21 call void @llvm.memcpy.p0.p0.i64(ptr %tmp, ptr %ap, i64 32, i32 8, i1 false)
22 call void @baz(ptr %i, ptr nonnull %tmp)
23 call void @bar(ptr %buf)
24 call void @llvm.va_end(ptr %ap)
25 call void @llvm.lifetime.end(i64 32, ptr %ap)
26 call void @llvm.lifetime.end(i64 10, ptr %buf)
30 declare void @llvm.lifetime.start(i64, ptr nocapture)
31 declare void @llvm.va_start(ptr)
32 declare void @baz(ptr, ptr)
33 declare void @llvm.memcpy.p0.p0.i64(ptr nocapture, ptr nocapture readonly, i64, i32, i1)
34 declare void @bar(ptr)
35 declare void @llvm.va_end(ptr)
36 declare void @llvm.lifetime.end(i64, ptr nocapture)
38 attributes #0 = { noinline nounwind optnone ssp }
40 !llvm.module.flags = !{!0}
41 !0 = !{i32 7, !"direct-access-external-data", i32 1}