1; RUN: llc -mtriple=aarch64-linux-gnu %s -o - | FileCheck %s
2
3define i8 @byval_match(i8* byval(i8) align 1, i8* byval %ptr) {
4; CHECK-LABEL: byval_match:
5; CHECK: ldrb w0, [sp, #8]
6  %res = load i8, i8* %ptr
7  ret i8 %res
8}
9
10define void @caller_match(i8* %p0, i8* %p1) {
11; CHECK-LABEL: caller_match:
12; CHECK: ldrb [[P1:w[0-9]+]], [x1]
13; CHECK: strb [[P1]], [sp, #8]
14; CHECK: ldrb [[P0:w[0-9]+]], [x0]
15; CHECK: strb [[P0]], [sp]
16; CHECK: bl byval_match
17  call i8 @byval_match(i8* byval(i8) align 1 %p0, i8* byval %p1)
18  ret void
19}
20
21define i8 @byval_large([3 x i64]* byval([3 x i64]) align 8, i8* byval %ptr) {
22; CHECK-LABEL: byval_large:
23; CHECK: ldrb w0, [sp, #24]
24  %res = load i8, i8* %ptr
25  ret i8 %res
26}
27
28define void @caller_large([3 x i64]* %p0, i8* %p1) {
29; CHECK-LABEL: caller_large:
30; CHECK: ldr [[P0HI:x[0-9]+]], [x0, #16]
31; CHECK: ldr [[P0LO:q[0-9]+]], [x0]
32; CHECK: str [[P0HI]], [sp, #16]
33; CHECK: str [[P0LO]], [sp]
34; CHECK: bl byval_large
35  call i8 @byval_large([3 x i64]* byval([3 x i64]) align 8 %p0, i8* byval %p1)
36  ret void
37}
38