xref: /aosp_15_r20/external/clang/test/CodeGen/nvptx-abi.c (revision 67e74705e28f6214e480b399dd47ea732279e315) 
1*67e74705SXin Li // RUN: %clang_cc1 -triple nvptx-unknown-unknown -S -o - %s -emit-llvm | FileCheck %s
2*67e74705SXin Li // RUN: %clang_cc1 -triple nvptx64-unknown-unknown -S -o - %s -emit-llvm | FileCheck %s
3*67e74705SXin Li 
4*67e74705SXin Li typedef struct float4_s {
5*67e74705SXin Li   float x, y, z, w;
6*67e74705SXin Li } float4_t;
7*67e74705SXin Li 
my_function(void)8*67e74705SXin Li float4_t my_function(void) {
9*67e74705SXin Li // CHECK-LABEL: define %struct.float4_s @my_function
10*67e74705SXin Li   float4_t t;
11*67e74705SXin Li   return t;
12*67e74705SXin Li };
13*67e74705SXin Li 
bar(void)14*67e74705SXin Li float bar(void) {
15*67e74705SXin Li   float4_t ret;
16*67e74705SXin Li // CHECK-LABEL: @bar
17*67e74705SXin Li // CHECK: call %struct.float4_s @my_function
18*67e74705SXin Li   ret = my_function();
19*67e74705SXin Li   return ret.x;
20*67e74705SXin Li }
21*67e74705SXin Li 
foo(float4_t x)22*67e74705SXin Li void foo(float4_t x) {
23*67e74705SXin Li // CHECK-LABEL: @foo
24*67e74705SXin Li // CHECK: %struct.float4_s* byval align 4 %x
25*67e74705SXin Li }
26*67e74705SXin Li 
fooN(float4_t x,float4_t y,float4_t z)27*67e74705SXin Li void fooN(float4_t x, float4_t y, float4_t z) {
28*67e74705SXin Li // CHECK-LABEL: @fooN
29*67e74705SXin Li // CHECK: %struct.float4_s* byval align 4 %x
30*67e74705SXin Li // CHECK: %struct.float4_s* byval align 4 %y
31*67e74705SXin Li // CHECK: %struct.float4_s* byval align 4 %z
32*67e74705SXin Li }
33*67e74705SXin Li 
34*67e74705SXin Li typedef struct nested_s {
35*67e74705SXin Li   unsigned long long x;
36*67e74705SXin Li   float z[64];
37*67e74705SXin Li   float4_t t;
38*67e74705SXin Li } nested_t;
39*67e74705SXin Li 
baz(nested_t x)40*67e74705SXin Li void baz(nested_t x) {
41*67e74705SXin Li // CHECK-LABEL: @baz
42*67e74705SXin Li // CHECK: %struct.nested_s* byval align 8 %x)
43*67e74705SXin Li }
44