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
|
// RUN: %clang_cc1 -triple x86_64-unknown-windows -emit-llvm -target-cpu core2 -o - %s | FileCheck %s
#define SWIFTCALL __attribute__((swiftcall))
#define OUT __attribute__((swift_indirect_result))
#define ERROR __attribute__((swift_error_result))
#define CONTEXT __attribute__((swift_context))
/*****************************************************************************/
/****************************** PARAMETER ABIS *******************************/
/*****************************************************************************/
// Swift doesn't use inalloca like windows x86 normally does.
struct NonTrivial {
NonTrivial();
NonTrivial(const NonTrivial &);
int o;
};
SWIFTCALL int receiveNonTrivial(NonTrivial o) { return o.o; }
// CHECK-LABEL: define dso_local swiftcc noundef i32 @"?receiveNonTrivial@@YSHUNonTrivial@@@Z"(ptr noundef %o)
int passNonTrivial() {
return receiveNonTrivial({});
}
// CHECK-LABEL: define dso_local noundef i32 @"?passNonTrivial@@YAHXZ"()
// CHECK-NOT: stacksave
// CHECK: call swiftcc noundef i32 @"?receiveNonTrivial@@YSHUNonTrivial@@@Z"(ptr noundef %{{.*}})
|
