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