1;Check AAPCS, 5.5 Parameters Passing, C4 and C5 rules.
2;Check case when NSAA != 0, and NCRN < R4, NCRN+ParamSize < R4
3;RUN: llc -mtriple=thumbv7-linux-gnueabihf -float-abi=hard < %s | FileCheck %s
4
5%st_t = type { i32, i32 }
6@static_val = constant %st_t { i32 777, i32 888}
7
8declare void @fooUseStruct(%st_t*)
9
10define void @foo(double %vfp0,     ; --> D0,     NSAA=SP
11                 double %vfp1,     ; --> D1,     NSAA=SP
12		 double %vfp2,     ; --> D2,     NSAA=SP
13		 double %vfp3,     ; --> D3,     NSAA=SP
14		 double %vfp4,     ; --> D4,     NSAA=SP
15		 double %vfp5,     ; --> D5,     NSAA=SP
16		 double %vfp6,     ; --> D6,     NSAA=SP
17		 double %vfp7,     ; --> D7,     NSAA=SP
18		 double %vfp8,     ; --> SP,     NSAA=SP+8 (!)
19                 i32 %p0,          ; --> R0,     NSAA=SP+8 
20		 %st_t* byval %p1, ; --> R1, R2, NSAA=SP+8
21		 i32 %p2,          ; --> R3,     NSAA=SP+8 
22                 i32 %p3) #0 {     ; --> SP+4,   NSAA=SP+12
23entry:
24  ;CHECK: sub sp, #12
25  ;CHECK: push {r7, lr}
26  ;CHECK: sub sp, #4
27  ;CHECK: add r0, sp, #12
28  ;CHECK: strd r1, r2, [sp, #12]
29  ;CHECK: bl  fooUseStruct
30  call void @fooUseStruct(%st_t* %p1)
31  ret void
32}
33
34define void @doFoo() {
35entry:
36  call void @foo(double 23.0,
37                 double 23.1,
38                 double 23.2,
39                 double 23.3,
40                 double 23.4,
41                 double 23.5,
42                 double 23.6,
43                 double 23.7,
44                 double 23.8,
45                 i32 0, %st_t* byval @static_val, i32 1, i32 2)
46  ret void
47}
48
49