1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
|
// RUN: %clang_cc1 -triple s390x-ibm-linux -emit-llvm -fzvector -o - %s 2>&1 \
// RUN: | FileCheck %s
//
// Test that the "s390x-visible-vector-ABI" module flag is not emitted.
// Use of va_arg with a scalar type.
#include <stdarg.h>
int fun0(va_list vl) {
return va_arg(vl, int);
}
typedef __attribute__((vector_size(16))) int v4i32;
// Declaring unused global function with vector argument and return values;
v4i32 globfun(v4i32 Arg);
// Declaring global scalar variable used below.
int GlobVal;
// Declaring extern global scalar variable used below.
extern int GlobExtVar;
// Local vector variable used below.
static v4i32 Var;
// Local function with vector argument and return values;
static v4i32 foo(v4i32 Arg) {
Var = Var + Arg;
return Var;
}
int fun1() {
v4i32 V = {1, 2, 3, 4};
return foo(V)[0] + GlobVal + GlobExtVar;
}
// Globally visible vector variable less than 16 bytes in size.
typedef __attribute__((vector_size(8))) int v2i32;
v2i32 NarrowVecVar;
// Global function taking narrow vector array and pointer.
void bar(v2i32 VArr[4], v2i32 *Dst) { *Dst = VArr[3]; }
// Wide vector parameters via "hidden" pointers.
typedef __attribute__((vector_size(32))) int v8i32;
v8i32 bar2(v8i32 Arg) { return Arg; }
// Same but with a single element struct.
struct SingleElStruct { v8i32 B; };
struct SingleElStruct bar3(struct SingleElStruct Arg) { return Arg; }
//CHECK-NOT: !{i32 2, !"s390x-visible-vector-ABI", i32 1}
|
