xref: /llvm-project/clang/test/CodeGen/arm-swiftcall.c (revision 627746581b8fde4143533937130f420bbbdf9ddf)
1 // RUN: %clang_cc1 -no-enable-noundef-analysis -triple armv7-apple-darwin9 -emit-llvm -o - %s | FileCheck %s
2 // RUN: %clang_cc1 -no-enable-noundef-analysis -triple armv7s-apple-ios9 -emit-llvm -o - %s | FileCheck %s
3 // RUN: %clang_cc1 -no-enable-noundef-analysis -triple armv7k-apple-ios9 -emit-llvm -o - %s | FileCheck %s
4 
5 #define SWIFTCALL __attribute__((swiftcall))
6 #define SWIFTASYNCCALL __attribute__((swiftasynccall))
7 #define OUT __attribute__((swift_indirect_result))
8 #define ERROR __attribute__((swift_error_result))
9 #define CONTEXT __attribute__((swift_context))
10 #define ASYNC_CONTEXT __attribute__((swift_async_context))
11 
12 /*****************************************************************************/
13 /****************************** PARAMETER ABIS *******************************/
14 /*****************************************************************************/
15 
16 SWIFTCALL void indirect_result_1(OUT int *arg0, OUT float *arg1) {}
17 // CHECK-LABEL: define{{.*}} void @indirect_result_1(ptr noalias sret(ptr) align 4 dereferenceable(4){{.*}}, ptr noalias align 4 dereferenceable(4){{.*}})
18 
19 // TODO: maybe this shouldn't suppress sret.
20 SWIFTCALL int indirect_result_2(OUT int *arg0, OUT float *arg1) {  __builtin_unreachable(); }
21 // CHECK-LABEL: define{{.*}} i32 @indirect_result_2(ptr noalias align 4 dereferenceable(4){{.*}}, ptr noalias align 4 dereferenceable(4){{.*}})
22 
23 typedef struct { char array[1024]; } struct_reallybig;
24 SWIFTCALL struct_reallybig indirect_result_3(OUT int *arg0, OUT float *arg1) { __builtin_unreachable(); }
25 // CHECK-LABEL: define{{.*}} void @indirect_result_3(ptr dead_on_unwind noalias writable sret(%struct.struct_reallybig) {{.*}}, ptr noalias align 4 dereferenceable(4){{.*}}, ptr noalias align 4 dereferenceable(4){{.*}})
26 
27 SWIFTCALL void context_1(CONTEXT void *self) {}
28 // CHECK-LABEL: define{{.*}} void @context_1(ptr swiftself
29 
30 SWIFTASYNCCALL void async_context_1(ASYNC_CONTEXT void *self) {}
31 // CHECK-LABEL: define{{.*}} void @async_context_1(ptr swiftasync
32 
33 SWIFTCALL void context_2(void *arg0, CONTEXT void *self) {}
34 // CHECK-LABEL: define{{.*}} void @context_2(ptr{{.*}}, ptr swiftself
35 
36 SWIFTASYNCCALL void async_context_2(void *arg0, ASYNC_CONTEXT void *self) {}
37 // CHECK-LABEL: define{{.*}} void @async_context_2(ptr{{.*}}, ptr swiftasync
38 
39 SWIFTCALL void context_error_1(CONTEXT int *self, ERROR float **error) {}
40 // CHECK-LABEL: define{{.*}} void @context_error_1(ptr swiftself{{.*}}, ptr swifterror %0)
41 // CHECK:       [[TEMP:%.*]] = alloca ptr, align 4
42 // CHECK:       [[T0:%.*]] = load ptr, ptr [[ERRORARG:%.*]], align 4
43 // CHECK:       store ptr [[T0]], ptr [[TEMP]], align 4
44 // CHECK:       [[T0:%.*]] = load ptr, ptr [[TEMP]], align 4
45 // CHECK:       store ptr [[T0]], ptr [[ERRORARG]], align 4
46 void test_context_error_1(void) {
47   int x;
48   float *error;
49   context_error_1(&x, &error);
50 }
51 // CHECK-LABEL: define{{.*}} void @test_context_error_1()
52 // CHECK:       [[X:%.*]] = alloca i32, align 4
53 // CHECK:       [[ERROR:%.*]] = alloca ptr, align 4
54 // CHECK:       [[TEMP:%.*]] = alloca swifterror ptr, align 4
55 // CHECK:       [[T0:%.*]] = load ptr, ptr [[ERROR]], align 4
56 // CHECK:       store ptr [[T0]], ptr [[TEMP]], align 4
57 // CHECK:       call [[SWIFTCC:swiftcc]] void @context_error_1(ptr swiftself [[X]], ptr swifterror [[TEMP]])
58 // CHECK:       [[T0:%.*]] = load ptr, ptr [[TEMP]], align 4
59 // CHECK:       store ptr [[T0]], ptr [[ERROR]], align 4
60 
61 SWIFTCALL void context_error_2(short s, CONTEXT int *self, ERROR float **error) {}
62 // CHECK-LABEL: define{{.*}} void @context_error_2(i16{{.*}}, ptr swiftself{{.*}}, ptr swifterror %0)
63 
64 /*****************************************************************************/
65 /********************************** LOWERING *********************************/
66 /*****************************************************************************/
67 
68 typedef float float3 __attribute__((ext_vector_type(3)));
69 typedef float float4 __attribute__((ext_vector_type(4)));
70 typedef float float8 __attribute__((ext_vector_type(8)));
71 typedef double double2 __attribute__((ext_vector_type(2)));
72 typedef double double4 __attribute__((ext_vector_type(4)));
73 typedef int int3 __attribute__((ext_vector_type(3)));
74 typedef int int4 __attribute__((ext_vector_type(4)));
75 typedef int int5 __attribute__((ext_vector_type(5)));
76 typedef int int8 __attribute__((ext_vector_type(8)));
77 typedef char char16 __attribute__((ext_vector_type(16)));
78 typedef short short8 __attribute__((ext_vector_type(8)));
79 typedef long long long2 __attribute__((ext_vector_type(2)));
80 
81 #define TEST(TYPE)                       \
82   SWIFTCALL TYPE return_##TYPE(void) {   \
83     TYPE result = {};                    \
84     return result;                       \
85   }                                      \
86   SWIFTCALL void take_##TYPE(TYPE v) {   \
87   }                                      \
88   void test_##TYPE(void) {                   \
89     take_##TYPE(return_##TYPE());        \
90   }
91 
92 /*****************************************************************************/
93 /*********************************** STRUCTS *********************************/
94 /*****************************************************************************/
95 
96 typedef struct {
97 } struct_empty;
98 TEST(struct_empty);
99 // CHECK-LABEL: define{{.*}} @return_struct_empty()
100 // CHECK:   ret void
101 // CHECK-LABEL: define{{.*}} @take_struct_empty()
102 // CHECK:   ret void
103 
104 typedef struct {
105   int x;
106   char c0;
107   char c1;
108   float f0;
109   float f1;
110 } struct_1;
111 TEST(struct_1);
112 // CHECK-LABEL: define{{.*}} @return_struct_1()
113 // CHECK:   [[RET:%.*]] = alloca [[REC:%.*]], align 4
114 // CHECK:   @llvm.memset
115 // CHECK:   [[T0:%.*]] = getelementptr inbounds nuw [[AGG:{ i32, i16, \[2 x i8\], float, float }]], ptr [[RET]], i32 0, i32 0
116 // CHECK:   [[FIRST:%.*]] = load i32, ptr [[T0]], align 4
117 // CHECK:   [[T0:%.*]] = getelementptr inbounds nuw [[AGG]], ptr [[RET]], i32 0, i32 1
118 // CHECK:   [[SECOND:%.*]] = load i16, ptr [[T0]], align 4
119 // CHECK:   [[T0:%.*]] = getelementptr inbounds nuw [[AGG]], ptr [[RET]], i32 0, i32 3
120 // CHECK:   [[THIRD:%.*]] = load float, ptr [[T0]], align
121 // CHECK:   [[T0:%.*]] = getelementptr inbounds nuw [[AGG]], ptr [[RET]], i32 0, i32 4
122 // CHECK:   [[FOURTH:%.*]] = load float, ptr [[T0]], align
123 // CHECK:   [[T0:%.*]] = insertvalue [[UAGG:{ i32, i16, float, float }]] poison, i32 [[FIRST]], 0
124 // CHECK:   [[T1:%.*]] = insertvalue [[UAGG]] [[T0]], i16 [[SECOND]], 1
125 // CHECK:   [[T2:%.*]] = insertvalue [[UAGG]] [[T1]], float [[THIRD]], 2
126 // CHECK:   [[T3:%.*]] = insertvalue [[UAGG]] [[T2]], float [[FOURTH]], 3
127 // CHECK:   ret [[UAGG]] [[T3]]
128 // CHECK-LABEL: define{{.*}} @take_struct_1(i32 %0, i16 %1, float %2, float %3)
129 // CHECK:   [[V:%.*]] = alloca [[REC]], align 4
130 // CHECK:   [[T0:%.*]] = getelementptr inbounds nuw [[AGG]], ptr [[V]], i32 0, i32 0
131 // CHECK:   store i32 %0, ptr [[T0]], align 4
132 // CHECK:   [[T0:%.*]] = getelementptr inbounds nuw [[AGG]], ptr [[V]], i32 0, i32 1
133 // CHECK:   store i16 %1, ptr [[T0]], align 4
134 // CHECK:   [[T0:%.*]] = getelementptr inbounds nuw [[AGG]], ptr [[V]], i32 0, i32 3
135 // CHECK:   store float %2, ptr [[T0]], align 4
136 // CHECK:   [[T0:%.*]] = getelementptr inbounds nuw [[AGG]], ptr [[V]], i32 0, i32 4
137 // CHECK:   store float %3, ptr [[T0]], align 4
138 // CHECK:   ret void
139 // CHECK-LABEL: define{{.*}} void @test_struct_1()
140 // CHECK:   [[TMP:%.*]] = alloca [[REC]], align 4
141 // CHECK:   [[CALL:%.*]] = call [[SWIFTCC]] [[UAGG]] @return_struct_1()
142 // CHECK:   [[T0:%.*]] = getelementptr inbounds nuw [[AGG]], ptr [[TMP]], i32 0, i32 0
143 // CHECK:   [[T1:%.*]] = extractvalue [[UAGG]] [[CALL]], 0
144 // CHECK:   store i32 [[T1]], ptr [[T0]], align 4
145 // CHECK:   [[T0:%.*]] = getelementptr inbounds nuw [[AGG]], ptr [[TMP]], i32 0, i32 1
146 // CHECK:   [[T1:%.*]] = extractvalue [[UAGG]] [[CALL]], 1
147 // CHECK:   store i16 [[T1]], ptr [[T0]], align 4
148 // CHECK:   [[T0:%.*]] = getelementptr inbounds nuw [[AGG]], ptr [[TMP]], i32 0, i32 3
149 // CHECK:   [[T1:%.*]] = extractvalue [[UAGG]] [[CALL]], 2
150 // CHECK:   store float [[T1]], ptr [[T0]], align 4
151 // CHECK:   [[T0:%.*]] = getelementptr inbounds nuw [[AGG]], ptr [[TMP]], i32 0, i32 4
152 // CHECK:   [[T1:%.*]] = extractvalue [[UAGG]] [[CALL]], 3
153 // CHECK:   store float [[T1]], ptr [[T0]], align 4
154 // CHECK:   [[T0:%.*]] = getelementptr inbounds nuw [[AGG]], ptr [[TMP]], i32 0, i32 0
155 // CHECK:   [[FIRST:%.*]] = load i32, ptr [[T0]], align 4
156 // CHECK:   [[T0:%.*]] = getelementptr inbounds nuw [[AGG]], ptr [[TMP]], i32 0, i32 1
157 // CHECK:   [[SECOND:%.*]] = load i16, ptr [[T0]], align 4
158 // CHECK:   [[T0:%.*]] = getelementptr inbounds nuw [[AGG]], ptr [[TMP]], i32 0, i32 3
159 // CHECK:   [[THIRD:%.*]] = load float, ptr [[T0]], align 4
160 // CHECK:   [[T0:%.*]] = getelementptr inbounds nuw [[AGG]], ptr [[TMP]], i32 0, i32 4
161 // CHECK:   [[FOURTH:%.*]] = load float, ptr [[T0]], align 4
162 // CHECK:   call [[SWIFTCC]] void @take_struct_1(i32 [[FIRST]], i16 [[SECOND]], float [[THIRD]], float [[FOURTH]])
163 // CHECK:   ret void
164 
165 typedef struct {
166   int x;
167   char c0;
168   __attribute__((aligned(2))) char c1;
169   float f0;
170   float f1;
171 } struct_2;
172 TEST(struct_2);
173 // CHECK-LABEL: define{{.*}} @return_struct_2()
174 // CHECK:   [[RET:%.*]] = alloca [[REC:%.*]], align 4
175 // CHECK:   @llvm.memset
176 // CHECK:   [[T0:%.*]] = getelementptr inbounds nuw [[AGG:{ i32, i32, float, float }]], ptr [[RET]], i32 0, i32 0
177 // CHECK:   [[FIRST:%.*]] = load i32, ptr [[T0]], align 4
178 // CHECK:   [[T0:%.*]] = getelementptr inbounds nuw [[AGG]], ptr [[RET]], i32 0, i32 1
179 // CHECK:   [[SECOND:%.*]] = load i32, ptr [[T0]], align 4
180 // CHECK:   [[T0:%.*]] = getelementptr inbounds nuw [[AGG]], ptr [[RET]], i32 0, i32 2
181 // CHECK:   [[THIRD:%.*]] = load float, ptr [[T0]], align
182 // CHECK:   [[T0:%.*]] = getelementptr inbounds nuw [[AGG]], ptr [[RET]], i32 0, i32 3
183 // CHECK:   [[FOURTH:%.*]] = load float, ptr [[T0]], align
184 // CHECK:   [[T0:%.*]] = insertvalue [[UAGG:{ i32, i32, float, float }]] poison, i32 [[FIRST]], 0
185 // CHECK:   [[T1:%.*]] = insertvalue [[UAGG]] [[T0]], i32 [[SECOND]], 1
186 // CHECK:   [[T2:%.*]] = insertvalue [[UAGG]] [[T1]], float [[THIRD]], 2
187 // CHECK:   [[T3:%.*]] = insertvalue [[UAGG]] [[T2]], float [[FOURTH]], 3
188 // CHECK:   ret [[UAGG]] [[T3]]
189 // CHECK-LABEL: define{{.*}} @take_struct_2(i32 %0, i32 %1, float %2, float %3)
190 // CHECK:   [[V:%.*]] = alloca [[REC]], align 4
191 // CHECK:   [[T0:%.*]] = getelementptr inbounds nuw [[AGG]], ptr [[V]], i32 0, i32 0
192 // CHECK:   store i32 %0, ptr [[T0]], align 4
193 // CHECK:   [[T0:%.*]] = getelementptr inbounds nuw [[AGG]], ptr [[V]], i32 0, i32 1
194 // CHECK:   store i32 %1, ptr [[T0]], align 4
195 // CHECK:   [[T0:%.*]] = getelementptr inbounds nuw [[AGG]], ptr [[V]], i32 0, i32 2
196 // CHECK:   store float %2, ptr [[T0]], align 4
197 // CHECK:   [[T0:%.*]] = getelementptr inbounds nuw [[AGG]], ptr [[V]], i32 0, i32 3
198 // CHECK:   store float %3, ptr [[T0]], align 4
199 // CHECK:   ret void
200 // CHECK-LABEL: define{{.*}} void @test_struct_2()
201 // CHECK:   [[TMP:%.*]] = alloca [[REC]], align 4
202 // CHECK:   [[CALL:%.*]] = call [[SWIFTCC]] [[UAGG]] @return_struct_2()
203 // CHECK:   [[T0:%.*]] = getelementptr inbounds nuw [[AGG]], ptr [[TMP]], i32 0, i32 0
204 // CHECK:   [[T1:%.*]] = extractvalue [[UAGG]] [[CALL]], 0
205 // CHECK:   store i32 [[T1]], ptr [[T0]], align 4
206 // CHECK:   [[T0:%.*]] = getelementptr inbounds nuw [[AGG]], ptr [[TMP]], i32 0, i32 1
207 // CHECK:   [[T1:%.*]] = extractvalue [[UAGG]] [[CALL]], 1
208 // CHECK:   store i32 [[T1]], ptr [[T0]], align 4
209 // CHECK:   [[T0:%.*]] = getelementptr inbounds nuw [[AGG]], ptr [[TMP]], i32 0, i32 2
210 // CHECK:   [[T1:%.*]] = extractvalue [[UAGG]] [[CALL]], 2
211 // CHECK:   store float [[T1]], ptr [[T0]], align 4
212 // CHECK:   [[T0:%.*]] = getelementptr inbounds nuw [[AGG]], ptr [[TMP]], i32 0, i32 3
213 // CHECK:   [[T1:%.*]] = extractvalue [[UAGG]] [[CALL]], 3
214 // CHECK:   store float [[T1]], ptr [[T0]], align 4
215 // CHECK:   [[T0:%.*]] = getelementptr inbounds nuw [[AGG]], ptr [[TMP]], i32 0, i32 0
216 // CHECK:   [[FIRST:%.*]] = load i32, ptr [[T0]], align 4
217 // CHECK:   [[T0:%.*]] = getelementptr inbounds nuw [[AGG]], ptr [[TMP]], i32 0, i32 1
218 // CHECK:   [[SECOND:%.*]] = load i32, ptr [[T0]], align 4
219 // CHECK:   [[T0:%.*]] = getelementptr inbounds nuw [[AGG]], ptr [[TMP]], i32 0, i32 2
220 // CHECK:   [[THIRD:%.*]] = load float, ptr [[T0]], align 4
221 // CHECK:   [[T0:%.*]] = getelementptr inbounds nuw [[AGG]], ptr [[TMP]], i32 0, i32 3
222 // CHECK:   [[FOURTH:%.*]] = load float, ptr [[T0]], align 4
223 // CHECK:   call [[SWIFTCC]] void @take_struct_2(i32 [[FIRST]], i32 [[SECOND]], float [[THIRD]], float [[FOURTH]])
224 // CHECK:   ret void
225 
226 // There's no way to put a field randomly in the middle of an otherwise
227 // empty storage unit in C, so that case has to be tested in C++, which
228 // can use empty structs to introduce arbitrary padding.  (In C, they end up
229 // with size 0 and so don't affect layout.)
230 
231 // Misaligned data rule.
232 typedef struct {
233   char c0;
234   __attribute__((packed)) float f;
235 } struct_misaligned_1;
236 TEST(struct_misaligned_1)
237 // CHECK-LABEL: define{{.*}} @return_struct_misaligned_1()
238 // CHECK:   [[RET:%.*]] = alloca [[REC:%.*]], align
239 // CHECK:   @llvm.memset
240 // CHECK:   [[T0:%.*]] = getelementptr inbounds nuw [[AGG:{ i32, i8 }]], ptr [[RET]], i32 0, i32 0
241 // CHECK:   [[FIRST:%.*]] = load i32, ptr [[T0]], align
242 // CHECK:   [[T0:%.*]] = getelementptr inbounds nuw [[AGG]], ptr [[RET]], i32 0, i32 1
243 // CHECK:   [[SECOND:%.*]] = load i8, ptr [[T0]], align
244 // CHECK:   [[T0:%.*]] = insertvalue [[UAGG:{ i32, i8 }]] poison, i32 [[FIRST]], 0
245 // CHECK:   [[T1:%.*]] = insertvalue [[UAGG]] [[T0]], i8 [[SECOND]], 1
246 // CHECK:   ret [[UAGG]] [[T1]]
247 // CHECK-LABEL: define{{.*}} @take_struct_misaligned_1(i32 %0, i8 %1)
248 // CHECK:   [[V:%.*]] = alloca [[REC]], align
249 // CHECK:   [[T0:%.*]] = getelementptr inbounds nuw [[AGG]], ptr [[V]], i32 0, i32 0
250 // CHECK:   store i32 %0, ptr [[T0]], align
251 // CHECK:   [[T0:%.*]] = getelementptr inbounds nuw [[AGG]], ptr [[V]], i32 0, i32 1
252 // CHECK:   store i8 %1, ptr [[T0]], align
253 // CHECK:   ret void
254 
255 // Too many scalars.
256 typedef struct {
257   int x[5];
258 } struct_big_1;
259 TEST(struct_big_1)
260 
261 // CHECK-LABEL: define{{.*}} void @return_struct_big_1({{.*}} dead_on_unwind noalias writable sret({{.*}})
262 
263 // Should not be byval.
264 // CHECK-LABEL: define{{.*}} void @take_struct_big_1(ptr{{( %.*)?}})
265 
266 /*****************************************************************************/
267 /********************************* TYPE MERGING ******************************/
268 /*****************************************************************************/
269 
270 typedef union {
271   float f;
272   double d;
273 } union_het_fp;
274 TEST(union_het_fp)
275 // CHECK-LABEL: define{{.*}} @return_union_het_fp()
276 // CHECK:   [[RET:%.*]] = alloca [[REC:%.*]], align {{(4|8)}}
277 // CHECK:   @llvm.memset
278 // CHECK:   [[T0:%.*]] = getelementptr inbounds nuw [[AGG:{ i32, i32 }]], ptr [[RET]], i32 0, i32 0
279 // CHECK:   [[FIRST:%.*]] = load i32, ptr [[T0]], align {{(4|8)}}
280 // CHECK:   [[T0:%.*]] = getelementptr inbounds nuw [[AGG]], ptr [[RET]], i32 0, i32 1
281 // CHECK:   [[SECOND:%.*]] = load i32, ptr [[T0]], align {{(4|8)}}
282 // CHECK:   [[T0:%.*]] = insertvalue [[UAGG:{ i32, i32 }]] poison, i32 [[FIRST]], 0
283 // CHECK:   [[T1:%.*]] = insertvalue [[UAGG]] [[T0]], i32 [[SECOND]], 1
284 // CHECK:   ret [[UAGG]] [[T1]]
285 // CHECK-LABEL: define{{.*}} @take_union_het_fp(i32 %0, i32 %1)
286 // CHECK:   [[V:%.*]] = alloca [[REC]], align {{(4|8)}}
287 // CHECK:   [[T0:%.*]] = getelementptr inbounds nuw [[AGG]], ptr [[V]], i32 0, i32 0
288 // CHECK:   store i32 %0, ptr [[T0]], align {{(4|8)}}
289 // CHECK:   [[T0:%.*]] = getelementptr inbounds nuw [[AGG]], ptr [[V]], i32 0, i32 1
290 // CHECK:   store i32 %1, ptr [[T0]], align {{(4|8)}}
291 // CHECK:   ret void
292 // CHECK-LABEL: define{{.*}} void @test_union_het_fp()
293 // CHECK:   [[TMP:%.*]] = alloca [[REC]], align {{(4|8)}}
294 // CHECK:   [[CALL:%.*]] = call [[SWIFTCC]] [[UAGG]] @return_union_het_fp()
295 // CHECK:   [[T0:%.*]] = getelementptr inbounds nuw [[AGG]], ptr [[TMP]], i32 0, i32 0
296 // CHECK:   [[T1:%.*]] = extractvalue [[UAGG]] [[CALL]], 0
297 // CHECK:   store i32 [[T1]], ptr [[T0]], align {{(4|8)}}
298 // CHECK:   [[T0:%.*]] = getelementptr inbounds nuw [[AGG]], ptr [[TMP]], i32 0, i32 1
299 // CHECK:   [[T1:%.*]] = extractvalue [[UAGG]] [[CALL]], 1
300 // CHECK:   store i32 [[T1]], ptr [[T0]], align {{(4|8)}}
301 // CHECK:   [[T0:%.*]] = getelementptr inbounds nuw [[AGG]], ptr [[TMP]], i32 0, i32 0
302 // CHECK:   [[FIRST:%.*]] = load i32, ptr [[T0]], align {{(4|8)}}
303 // CHECK:   [[T0:%.*]] = getelementptr inbounds nuw [[AGG]], ptr [[TMP]], i32 0, i32 1
304 // CHECK:   [[SECOND:%.*]] = load i32, ptr [[T0]], align {{(4|8)}}
305 // CHECK:   call [[SWIFTCC]] void @take_union_het_fp(i32 [[FIRST]], i32 [[SECOND]])
306 // CHECK:   ret void
307 
308 
309 typedef union {
310   float f1;
311   float f2;
312 } union_hom_fp;
313 TEST(union_hom_fp)
314 // CHECK-LABEL: define{{.*}} void @test_union_hom_fp()
315 // CHECK:   [[TMP:%.*]] = alloca [[REC:%.*]], align 4
316 // CHECK:   [[CALL:%.*]] = call [[SWIFTCC]] float @return_union_hom_fp()
317 // CHECK:   [[T0:%.*]] = getelementptr inbounds nuw [[AGG:{ float }]], ptr [[TMP]], i32 0, i32 0
318 // CHECK:   store float [[CALL]], ptr [[T0]], align 4
319 // CHECK:   [[T0:%.*]] = getelementptr inbounds nuw [[AGG]], ptr [[TMP]], i32 0, i32 0
320 // CHECK:   [[FIRST:%.*]] = load float, ptr [[T0]], align 4
321 // CHECK:   call [[SWIFTCC]] void @take_union_hom_fp(float [[FIRST]])
322 // CHECK:   ret void
323 
324 typedef union {
325   float f1;
326   float4 fv2;
327 } union_hom_fp_partial;
328 TEST(union_hom_fp_partial)
329 // CHECK-LABEL: define{{.*}} void @test_union_hom_fp_partial()
330 // CHECK:   [[TMP:%.*]] = alloca [[REC:%.*]], align 16
331 // CHECK:   [[CALL:%.*]] = call [[SWIFTCC]] [[UAGG:{ float, float, float, float }]] @return_union_hom_fp_partial()
332 // CHECK:   [[T0:%.*]] = getelementptr inbounds nuw [[AGG:{ float, float, float, float }]], ptr [[TMP]], i32 0, i32 0
333 // CHECK:   [[T1:%.*]] = extractvalue [[UAGG]] [[CALL]], 0
334 // CHECK:   store float [[T1]], ptr [[T0]], align
335 // CHECK:   [[T0:%.*]] = getelementptr inbounds nuw [[AGG]], ptr [[TMP]], i32 0, i32 1
336 // CHECK:   [[T1:%.*]] = extractvalue [[UAGG]] [[CALL]], 1
337 // CHECK:   store float [[T1]], ptr [[T0]], align
338 // CHECK:   [[T0:%.*]] = getelementptr inbounds nuw [[AGG]], ptr [[TMP]], i32 0, i32 2
339 // CHECK:   [[T1:%.*]] = extractvalue [[UAGG]] [[CALL]], 2
340 // CHECK:   store float [[T1]], ptr [[T0]], align
341 // CHECK:   [[T0:%.*]] = getelementptr inbounds nuw [[AGG]], ptr [[TMP]], i32 0, i32 3
342 // CHECK:   [[T1:%.*]] = extractvalue [[UAGG]] [[CALL]], 3
343 // CHECK:   store float [[T1]], ptr [[T0]], align
344 // CHECK:   [[T0:%.*]] = getelementptr inbounds nuw [[AGG]], ptr [[TMP]], i32 0, i32 0
345 // CHECK:   [[FIRST:%.*]] = load float, ptr [[T0]], align
346 // CHECK:   [[T0:%.*]] = getelementptr inbounds nuw [[AGG]], ptr [[TMP]], i32 0, i32 1
347 // CHECK:   [[SECOND:%.*]] = load float, ptr [[T0]], align
348 // CHECK:   [[T0:%.*]] = getelementptr inbounds nuw [[AGG]], ptr [[TMP]], i32 0, i32 2
349 // CHECK:   [[THIRD:%.*]] = load float, ptr [[T0]], align
350 // CHECK:   [[T0:%.*]] = getelementptr inbounds nuw [[AGG]], ptr [[TMP]], i32 0, i32 3
351 // CHECK:   [[FOURTH:%.*]] = load float, ptr [[T0]], align
352 // CHECK:   call [[SWIFTCC]] void @take_union_hom_fp_partial(float [[FIRST]], float [[SECOND]], float [[THIRD]], float [[FOURTH]])
353 // CHECK:   ret void
354 
355 typedef union {
356   struct { int x, y; } f1;
357   float4 fv2;
358 } union_het_fpv_partial;
359 TEST(union_het_fpv_partial)
360 // CHECK-LABEL: define{{.*}} void @test_union_het_fpv_partial()
361 // CHECK:   [[TMP:%.*]] = alloca [[REC:%.*]], align 16
362 // CHECK:   [[CALL:%.*]] = call [[SWIFTCC]] [[UAGG:{ i32, i32, float, float }]] @return_union_het_fpv_partial()
363 // CHECK:   [[T0:%.*]] = getelementptr inbounds nuw [[AGG:{ i32, i32, float, float }]], ptr [[TMP]], i32 0, i32 0
364 // CHECK:   [[T1:%.*]] = extractvalue [[UAGG]] [[CALL]], 0
365 // CHECK:   store i32 [[T1]], ptr [[T0]], align
366 // CHECK:   [[T0:%.*]] = getelementptr inbounds nuw [[AGG]], ptr [[TMP]], i32 0, i32 1
367 // CHECK:   [[T1:%.*]] = extractvalue [[UAGG]] [[CALL]], 1
368 // CHECK:   store i32 [[T1]], ptr [[T0]], align
369 // CHECK:   [[T0:%.*]] = getelementptr inbounds nuw [[AGG]], ptr [[TMP]], i32 0, i32 2
370 // CHECK:   [[T1:%.*]] = extractvalue [[UAGG]] [[CALL]], 2
371 // CHECK:   store float [[T1]], ptr [[T0]], align
372 // CHECK:   [[T0:%.*]] = getelementptr inbounds nuw [[AGG]], ptr [[TMP]], i32 0, i32 3
373 // CHECK:   [[T1:%.*]] = extractvalue [[UAGG]] [[CALL]], 3
374 // CHECK:   store float [[T1]], ptr [[T0]], align
375 // CHECK:   [[T0:%.*]] = getelementptr inbounds nuw [[AGG]], ptr [[TMP]], i32 0, i32 0
376 // CHECK:   [[FIRST:%.*]] = load i32, ptr [[T0]], align
377 // CHECK:   [[T0:%.*]] = getelementptr inbounds nuw [[AGG]], ptr [[TMP]], i32 0, i32 1
378 // CHECK:   [[SECOND:%.*]] = load i32, ptr [[T0]], align
379 // CHECK:   [[T0:%.*]] = getelementptr inbounds nuw [[AGG]], ptr [[TMP]], i32 0, i32 2
380 // CHECK:   [[THIRD:%.*]] = load float, ptr [[T0]], align
381 // CHECK:   [[T0:%.*]] = getelementptr inbounds nuw [[AGG]], ptr [[TMP]], i32 0, i32 3
382 // CHECK:   [[FOURTH:%.*]] = load float, ptr [[T0]], align
383 // CHECK:   call [[SWIFTCC]] void @take_union_het_fpv_partial(i32 [[FIRST]], i32 [[SECOND]], float [[THIRD]], float [[FOURTH]])
384 // CHECK:   ret void
385 
386 /*****************************************************************************/
387 /****************************** VECTOR LEGALIZATION **************************/
388 /*****************************************************************************/
389 
390 TEST(int4)
391 // CHECK-LABEL: define{{.*}} <4 x i32> @return_int4()
392 // CHECK-LABEL: define{{.*}} @take_int4(<4 x i32>
393 
394 TEST(int8)
395 // CHECK-LABEL: define{{.*}} @return_int8()
396 // CHECK:   [[RET:%.*]] = alloca [[REC:<8 x i32>]], align 32
397 // CHECK:   store
398 // CHECK:   load
399 // CHECK:   store
400 // CHECK:   [[T0:%.*]] = getelementptr inbounds nuw [[AGG:{ <4 x i32>, <4 x i32> }]], ptr [[RET]], i32 0, i32 0
401 // CHECK:   [[FIRST:%.*]] = load <4 x i32>, ptr [[T0]], align
402 // CHECK:   [[T0:%.*]] = getelementptr inbounds nuw [[AGG]], ptr [[RET]], i32 0, i32 1
403 // CHECK:   [[SECOND:%.*]] = load <4 x i32>, ptr [[T0]], align
404 // CHECK:   [[T0:%.*]] = insertvalue [[UAGG:{ <4 x i32>, <4 x i32> }]] poison, <4 x i32> [[FIRST]], 0
405 // CHECK:   [[T1:%.*]] = insertvalue [[UAGG]] [[T0]], <4 x i32> [[SECOND]], 1
406 // CHECK:   ret [[UAGG]] [[T1]]
407 // CHECK-LABEL: define{{.*}} @take_int8(<4 x i32> %0, <4 x i32> %1)
408 // CHECK:   [[V:%.*]] = alloca [[REC]], align
409 // CHECK:   [[T0:%.*]] = getelementptr inbounds nuw [[AGG]], ptr [[V]], i32 0, i32 0
410 // CHECK:   store <4 x i32> %0, ptr [[T0]], align
411 // CHECK:   [[T0:%.*]] = getelementptr inbounds nuw [[AGG]], ptr [[V]], i32 0, i32 1
412 // CHECK:   store <4 x i32> %1, ptr [[T0]], align
413 // CHECK:   ret void
414 // CHECK-LABEL: define{{.*}} void @test_int8()
415 // CHECK:   [[TMP1:%.*]] = alloca [[REC]], align
416 // CHECK:   [[TMP2:%.*]] = alloca [[REC]], align
417 // CHECK:   [[CALL:%.*]] = call [[SWIFTCC]] [[UAGG]] @return_int8()
418 // CHECK:   [[T0:%.*]] = getelementptr inbounds nuw [[AGG]], ptr [[TMP1]], i32 0, i32 0
419 // CHECK:   [[T1:%.*]] = extractvalue [[UAGG]] [[CALL]], 0
420 // CHECK:   store <4 x i32> [[T1]], ptr [[T0]], align
421 // CHECK:   [[T0:%.*]] = getelementptr inbounds nuw [[AGG]], ptr [[TMP1]], i32 0, i32 1
422 // CHECK:   [[T1:%.*]] = extractvalue [[UAGG]] [[CALL]], 1
423 // CHECK:   store <4 x i32> [[T1]], ptr [[T0]], align
424 // CHECK:   [[V:%.*]] = load [[REC]], ptr [[TMP1]], align
425 // CHECK:   store [[REC]] [[V]], ptr [[TMP2]], align
426 // CHECK:   [[T0:%.*]] = getelementptr inbounds nuw [[AGG]], ptr [[TMP2]], i32 0, i32 0
427 // CHECK:   [[FIRST:%.*]] = load <4 x i32>, ptr [[T0]], align
428 // CHECK:   [[T0:%.*]] = getelementptr inbounds nuw [[AGG]], ptr [[TMP2]], i32 0, i32 1
429 // CHECK:   [[SECOND:%.*]] = load <4 x i32>, ptr [[T0]], align
430 // CHECK:   call [[SWIFTCC]] void @take_int8(<4 x i32> [[FIRST]], <4 x i32> [[SECOND]])
431 // CHECK:   ret void
432 
433 TEST(int5)
434 // CHECK-LABEL: define{{.*}} @return_int5()
435 // CHECK:   [[RET:%.*]] = alloca [[REC:<5 x i32>]], align 32
436 // CHECK:   store
437 // CHECK:   load
438 // CHECK:   store
439 // CHECK:   [[T0:%.*]] = getelementptr inbounds nuw [[AGG:{ <4 x i32>, i32 }]], ptr [[RET]], i32 0, i32 0
440 // CHECK:   [[FIRST:%.*]] = load <4 x i32>, ptr [[T0]], align
441 // CHECK:   [[T0:%.*]] = getelementptr inbounds nuw [[AGG]], ptr [[RET]], i32 0, i32 1
442 // CHECK:   [[SECOND:%.*]] = load i32, ptr [[T0]], align
443 // CHECK:   [[T0:%.*]] = insertvalue [[UAGG:{ <4 x i32>, i32 }]] poison, <4 x i32> [[FIRST]], 0
444 // CHECK:   [[T1:%.*]] = insertvalue [[UAGG]] [[T0]], i32 [[SECOND]], 1
445 // CHECK:   ret [[UAGG]] [[T1]]
446 // CHECK-LABEL: define{{.*}} @take_int5(<4 x i32> %0, i32 %1)
447 // CHECK:   [[V:%.*]] = alloca [[REC]], align
448 // CHECK:   [[T0:%.*]] = getelementptr inbounds nuw [[AGG]], ptr [[V]], i32 0, i32 0
449 // CHECK:   store <4 x i32> %0, ptr [[T0]], align
450 // CHECK:   [[T0:%.*]] = getelementptr inbounds nuw [[AGG]], ptr [[V]], i32 0, i32 1
451 // CHECK:   store i32 %1, ptr [[T0]], align
452 // CHECK:   ret void
453 // CHECK-LABEL: define{{.*}} void @test_int5()
454 // CHECK:   [[TMP1:%.*]] = alloca [[REC]], align
455 // CHECK:   [[TMP2:%.*]] = alloca [[REC]], align
456 // CHECK:   [[CALL:%.*]] = call [[SWIFTCC]] [[UAGG]] @return_int5()
457 // CHECK:   [[T0:%.*]] = getelementptr inbounds nuw [[AGG]], ptr [[TMP1]], i32 0, i32 0
458 // CHECK:   [[T1:%.*]] = extractvalue [[UAGG]] [[CALL]], 0
459 // CHECK:   store <4 x i32> [[T1]], ptr [[T0]], align
460 // CHECK:   [[T0:%.*]] = getelementptr inbounds nuw [[AGG]], ptr [[TMP1]], i32 0, i32 1
461 // CHECK:   [[T1:%.*]] = extractvalue [[UAGG]] [[CALL]], 1
462 // CHECK:   store i32 [[T1]], ptr [[T0]], align
463 // CHECK:   [[V:%.*]] = load [[REC]], ptr [[TMP1]], align
464 // CHECK:   store [[REC]] [[V]], ptr [[TMP2]], align
465 // CHECK:   [[T0:%.*]] = getelementptr inbounds nuw [[AGG]], ptr [[TMP2]], i32 0, i32 0
466 // CHECK:   [[FIRST:%.*]] = load <4 x i32>, ptr [[T0]], align
467 // CHECK:   [[T0:%.*]] = getelementptr inbounds nuw [[AGG]], ptr [[TMP2]], i32 0, i32 1
468 // CHECK:   [[SECOND:%.*]] = load i32, ptr [[T0]], align
469 // CHECK:   call [[SWIFTCC]] void @take_int5(<4 x i32> [[FIRST]], i32 [[SECOND]])
470 // CHECK:   ret void
471 
472 typedef struct {
473   int x;
474   int3 v __attribute__((packed));
475 } misaligned_int3;
476 TEST(misaligned_int3)
477 // CHECK-LABEL: define{{.*}} @take_misaligned_int3(i32 %0, i32 %1, i32 %2, i32 %3)
478 
479 typedef struct {
480   float f0;
481 } struct_f1;
482 TEST(struct_f1)
483 // CHECK-LABEL: define{{.*}} swiftcc float @return_struct_f1()
484 // CHECK-LABEL: define{{.*}} swiftcc void @take_struct_f1(float %0)
485 
486 typedef struct {
487   float f0;
488   float f1;
489 } struct_f2;
490 TEST(struct_f2)
491 // CHECK-LABEL: define{{.*}} swiftcc { float, float } @return_struct_f2()
492 // CHECK-LABEL: define{{.*}} swiftcc void @take_struct_f2(float %0, float %1)
493 
494 typedef struct {
495   float f0;
496   float f1;
497   float f2;
498 } struct_f3;
499 TEST(struct_f3)
500 // CHECK-LABEL: define{{.*}} swiftcc { float, float, float } @return_struct_f3()
501 // CHECK-LABEL: define{{.*}} swiftcc void @take_struct_f3(float %0, float %1, float %2)
502 
503 typedef struct {
504   float f0;
505   float f1;
506   float f2;
507   float f3;
508 } struct_f4;
509 TEST(struct_f4)
510 // CHECK-LABEL: define{{.*}} swiftcc { float, float, float, float } @return_struct_f4()
511 // CHECK-LABEL: define{{.*}} swiftcc void @take_struct_f4(float %0, float %1, float %2, float %3)
512 
513 
514 typedef struct {
515   double d0;
516 } struct_d1;
517 TEST(struct_d1)
518 // CHECK-LABEL: define{{.*}} swiftcc double @return_struct_d1()
519 // CHECK-LABEL: define{{.*}} swiftcc void @take_struct_d1(double %0)
520 
521 typedef struct {
522   double d0;
523   double d1;
524 } struct_d2;
525 TEST(struct_d2)
526 // CHECK-LABEL: define{{.*}} swiftcc { double, double } @return_struct_d2()
527 // CHECK-LABEL: define{{.*}} swiftcc void @take_struct_d2(double %0, double %1)
528 
529 typedef struct {
530   double d0;
531   double d1;
532   double d2;
533 } struct_d3;
534 TEST(struct_d3)
535 // CHECK-LABEL: define{{.*}} swiftcc { double, double, double } @return_struct_d3()
536 // CHECK-LABEL: define{{.*}} swiftcc void @take_struct_d3(double %0, double %1, double %2)
537 
538 typedef struct {
539   double d0;
540   double d1;
541   double d2;
542   double d3;
543 } struct_d4;
544 TEST(struct_d4)
545 // CHECK-LABEL: define{{.*}} swiftcc { double, double, double, double } @return_struct_d4()
546 // CHECK-LABEL: define{{.*}} swiftcc void @take_struct_d4(double %0, double %1, double %2, double %3)
547 
548 typedef struct {
549   double d0;
550   double d1;
551   double d2;
552   double d3;
553   double d4;
554 } struct_d5;
555 TEST(struct_d5)
556 // CHECK: define{{.*}} swiftcc void @return_struct_d5(ptr dead_on_unwind noalias writable sret([[STRUCT5:%.*]])
557 // CHECK: define{{.*}} swiftcc void @take_struct_d5(ptr
558 
559 typedef struct {
560   char c0;
561 } struct_c1;
562 TEST(struct_c1)
563 // CHECK-LABEL: define{{.*}} swiftcc i8 @return_struct_c1()
564 // CHECK-LABEL: define{{.*}} swiftcc void @take_struct_c1(i8 %0)
565 
566 typedef struct {
567   char c0;
568   char c1;
569 } struct_c2;
570 TEST(struct_c2)
571 // CHECK-LABEL: define{{.*}} swiftcc i16 @return_struct_c2()
572 // CHECK-LABEL: define{{.*}} swiftcc void @take_struct_c2(i16 %0)
573 //
574 
575 typedef struct {
576   char c0;
577   char c1;
578   char c2;
579 } struct_c3;
580 TEST(struct_c3)
581 // CHECK-LABEL: define{{.*}} swiftcc i32 @return_struct_c3()
582 // CHECK-LABEL: define{{.*}} swiftcc void @take_struct_c3(i32 %0)
583 
584 typedef struct {
585   char c0;
586   char c1;
587   char c2;
588   char c3;
589 } struct_c4;
590 TEST(struct_c4)
591 // CHECK-LABEL: define{{.*}} swiftcc i32 @return_struct_c4()
592 // CHECK-LABEL: define{{.*}} swiftcc void @take_struct_c4(i32 %0)
593 
594 typedef struct {
595   char c0;
596   char c1;
597   char c2;
598   char c3;
599   char c4;
600 } struct_c5;
601 TEST(struct_c5)
602 // CHECK-LABEL: define{{.*}} swiftcc { i32, i8 } @return_struct_c5()
603 // CHECK-LABEL: define{{.*}} swiftcc void @take_struct_c5(i32 %0, i8 %1)
604 
605 typedef struct {
606   short s0;
607 } struct_s1;
608 TEST(struct_s1)
609 // CHECK-LABEL: define{{.*}} swiftcc i16 @return_struct_s1()
610 // CHECK-LABEL: define{{.*}} swiftcc void @take_struct_s1(i16 %0)
611 
612 typedef struct {
613   short s0;
614   short s1;
615 } struct_s2;
616 TEST(struct_s2)
617 // CHECK-LABEL: define{{.*}} swiftcc i32 @return_struct_s2()
618 // CHECK-LABEL: define{{.*}} swiftcc void @take_struct_s2(i32 %0)
619 
620 typedef struct {
621   short s0;
622   short s1;
623   short s2;
624 } struct_s3;
625 TEST(struct_s3)
626 // CHECK-LABEL: define{{.*}} swiftcc { i32, i16 } @return_struct_s3()
627 // CHECK-LABEL: define{{.*}} swiftcc void @take_struct_s3(i32 %0, i16 %1)
628 
629 typedef struct {
630   short s0;
631   short s1;
632   short s2;
633   short s3;
634 } struct_s4;
635 TEST(struct_s4)
636 // CHECK-LABEL: define{{.*}} swiftcc { i32, i32 } @return_struct_s4()
637 // CHECK-LABEL: define{{.*}} swiftcc void @take_struct_s4(i32 %0, i32 %1)
638 
639 typedef struct {
640   short s0;
641   short s1;
642   short s2;
643   short s3;
644   short s4;
645 } struct_s5;
646 TEST(struct_s5)
647 // CHECK-LABEL: define{{.*}} swiftcc { i32, i32, i16 } @return_struct_s5()
648 // CHECK-LABEL: define{{.*}} swiftcc void @take_struct_s5(i32 %0, i32 %1, i16 %2)
649 
650 
651 typedef struct {
652   int i0;
653 } struct_i1;
654 TEST(struct_i1)
655 // CHECK-LABEL: define{{.*}} swiftcc i32 @return_struct_i1()
656 // CHECK-LABEL: define{{.*}} swiftcc void @take_struct_i1(i32 %0)
657 
658 typedef struct {
659   int i0;
660   int i1;
661 } struct_i2;
662 TEST(struct_i2)
663 // CHECK-LABEL: define{{.*}} swiftcc { i32, i32 } @return_struct_i2()
664 // CHECK-LABEL: define{{.*}} swiftcc void @take_struct_i2(i32 %0, i32 %1)
665 
666 typedef struct {
667   int i0;
668   int i1;
669   int i2;
670 } struct_i3;
671 TEST(struct_i3)
672 // CHECK-LABEL: define{{.*}} swiftcc { i32, i32, i32 } @return_struct_i3()
673 // CHECK-LABEL: define{{.*}} swiftcc void @take_struct_i3(i32 %0, i32 %1, i32 %2)
674 
675 typedef struct {
676   int i0;
677   int i1;
678   int i2;
679   int i3;
680 } struct_i4;
681 TEST(struct_i4)
682 // CHECK-LABEL: define{{.*}} swiftcc { i32, i32, i32, i32 } @return_struct_i4()
683 // CHECK-LABEL: define{{.*}} swiftcc void @take_struct_i4(i32 %0, i32 %1, i32 %2, i32 %3)
684 
685 typedef struct {
686   long long l0;
687 } struct_l1;
688 TEST(struct_l1)
689 // CHECK-LABEL: define{{.*}} swiftcc i64 @return_struct_l1()
690 // CHECK-LABEL: define{{.*}} swiftcc void @take_struct_l1(i64 %0)
691 
692 typedef struct {
693   long long l0;
694   long long l1;
695 } struct_l2;
696 TEST(struct_l2)
697 // CHECK-LABEL: define{{.*}} swiftcc { i64, i64 } @return_struct_l2()
698 // CHECK-LABEL: define{{.*}} swiftcc void @take_struct_l2(i64 %0, i64 %1)
699 
700 typedef struct {
701   long long l0;
702   long long l1;
703   long long l2;
704 } struct_l3;
705 TEST(struct_l3)
706 // CHECK: define{{.*}} swiftcc void @return_struct_l3(ptr dead_on_unwind noalias writable sret([[STRUCT:%.*]])
707 // CHECK: define{{.*}} swiftcc void @take_struct_l3(ptr
708 
709 typedef struct {
710   long long l0;
711   long long l1;
712   long long l2;
713   long long l3;
714 } struct_l4;
715 TEST(struct_l4)
716 // CHECK: define{{.*}} swiftcc void @return_struct_l4(ptr dead_on_unwind noalias writable sret([[STRUCT:%.*]])
717 // CHECK: define{{.*}} swiftcc void @take_struct_l4(ptr
718 
719 typedef struct {
720   long long l0;
721   long long l1;
722   long long l2;
723   long long l3;
724   long long l4;
725 } struct_l5;
726 TEST(struct_l5)
727 // CHECK: define{{.*}} swiftcc void @return_struct_l5(ptr dead_on_unwind noalias writable sret([[STRUCT5:%.*]])
728 // CHECK: define{{.*}} swiftcc void @take_struct_l5(ptr
729 
730 typedef struct {
731   char16 c0;
732 } struct_vc1;
733 TEST(struct_vc1)
734 // CHECK-LABEL: define{{.*}} swiftcc <16 x i8> @return_struct_vc1()
735 // CHECK-LABEL: define{{.*}} swiftcc void @take_struct_vc1(<16 x i8> %0)
736 
737 typedef struct {
738   char16 c0;
739   char16 c1;
740 } struct_vc2;
741 TEST(struct_vc2)
742 // CHECK-LABEL: define{{.*}} swiftcc { <16 x i8>, <16 x i8> } @return_struct_vc2()
743 // CHECK-LABEL: define{{.*}} swiftcc void @take_struct_vc2(<16 x i8> %0, <16 x i8> %1)
744 
745 typedef struct {
746   char16 c0;
747   char16 c1;
748   char16 c2;
749 } struct_vc3;
750 TEST(struct_vc3)
751 // CHECK-LABEL: define{{.*}} swiftcc { <16 x i8>, <16 x i8>, <16 x i8> } @return_struct_vc3()
752 // CHECK-LABEL: define{{.*}} swiftcc void @take_struct_vc3(<16 x i8> %0, <16 x i8> %1, <16 x i8> %2)
753 
754 typedef struct {
755   char16 c0;
756   char16 c1;
757   char16 c2;
758   char16 c3;
759 } struct_vc4;
760 TEST(struct_vc4)
761 // CHECK-LABEL: define{{.*}} swiftcc { <16 x i8>, <16 x i8>, <16 x i8>, <16 x i8> } @return_struct_vc4()
762 // CHECK-LABEL: define{{.*}} swiftcc void @take_struct_vc4(<16 x i8> %0, <16 x i8> %1, <16 x i8> %2, <16 x i8> %3)
763 
764 typedef struct {
765   char16 c0;
766   char16 c1;
767   char16 c2;
768   char16 c3;
769   char16 c4;
770 } struct_vc5;
771 TEST(struct_vc5)
772 // CHECK: define{{.*}} swiftcc void @return_struct_vc5(ptr dead_on_unwind noalias writable sret([[STRUCT:%.*]])
773 // CHECK: define{{.*}} swiftcc void @take_struct_vc5(ptr
774 
775 typedef struct {
776   short8 c0;
777 } struct_vs1;
778 TEST(struct_vs1)
779 // CHECK-LABEL: define{{.*}} swiftcc <8 x i16> @return_struct_vs1()
780 // CHECK-LABEL: define{{.*}} swiftcc void @take_struct_vs1(<8 x i16> %0)
781 
782 typedef struct {
783   short8 c0;
784   short8 c1;
785 } struct_vs2;
786 TEST(struct_vs2)
787 // CHECK-LABEL: define{{.*}} swiftcc { <8 x i16>, <8 x i16> } @return_struct_vs2()
788 // CHECK-LABEL: define{{.*}} swiftcc void @take_struct_vs2(<8 x i16> %0, <8 x i16> %1)
789 
790 typedef struct {
791   short8 c0;
792   short8 c1;
793   short8 c2;
794 } struct_vs3;
795 TEST(struct_vs3)
796 // CHECK-LABEL: define{{.*}} swiftcc { <8 x i16>, <8 x i16>, <8 x i16> } @return_struct_vs3()
797 // CHECK-LABEL: define{{.*}} swiftcc void @take_struct_vs3(<8 x i16> %0, <8 x i16> %1, <8 x i16> %2)
798 
799 typedef struct {
800   short8 c0;
801   short8 c1;
802   short8 c2;
803   short8 c3;
804 } struct_vs4;
805 TEST(struct_vs4)
806 // CHECK-LABEL: define{{.*}} swiftcc { <8 x i16>, <8 x i16>, <8 x i16>, <8 x i16> } @return_struct_vs4()
807 // CHECK-LABEL: define{{.*}} swiftcc void @take_struct_vs4(<8 x i16> %0, <8 x i16> %1, <8 x i16> %2, <8 x i16> %3)
808 
809 typedef struct {
810   short8 c0;
811   short8 c1;
812   short8 c2;
813   short8 c3;
814   short8 c4;
815 } struct_vs5;
816 TEST(struct_vs5)
817 // CHECK: define{{.*}} swiftcc void @return_struct_vs5(ptr dead_on_unwind noalias writable sret([[STRUCT:%.*]])
818 // CHECK: define{{.*}} swiftcc void @take_struct_vs5(ptr
819 
820 typedef struct {
821   int4 c0;
822 } struct_vi1;
823 TEST(struct_vi1)
824 // CHECK-LABEL: define{{.*}} swiftcc <4 x i32> @return_struct_vi1()
825 // CHECK-LABEL: define{{.*}} swiftcc void @take_struct_vi1(<4 x i32> %0)
826 
827 typedef struct {
828   int4 c0;
829   int4 c1;
830 } struct_vi2;
831 TEST(struct_vi2)
832 // CHECK-LABEL: define{{.*}} swiftcc { <4 x i32>, <4 x i32> } @return_struct_vi2()
833 // CHECK-LABEL: define{{.*}} swiftcc void @take_struct_vi2(<4 x i32> %0, <4 x i32> %1)
834 
835 typedef struct {
836   int4 c0;
837   int4 c1;
838   int4 c2;
839 } struct_vi3;
840 TEST(struct_vi3)
841 // CHECK-LABEL: define{{.*}} swiftcc { <4 x i32>, <4 x i32>, <4 x i32> } @return_struct_vi3()
842 // CHECK-LABEL: define{{.*}} swiftcc void @take_struct_vi3(<4 x i32> %0, <4 x i32> %1, <4 x i32> %2)
843 
844 typedef struct {
845   int4 c0;
846   int4 c1;
847   int4 c2;
848   int4 c3;
849 } struct_vi4;
850 TEST(struct_vi4)
851 // CHECK-LABEL: define{{.*}} swiftcc { <4 x i32>, <4 x i32>, <4 x i32>, <4 x i32> } @return_struct_vi4()
852 // CHECK-LABEL: define{{.*}} swiftcc void @take_struct_vi4(<4 x i32> %0, <4 x i32> %1, <4 x i32> %2, <4 x i32> %3)
853 
854 typedef struct {
855   int4 c0;
856   int4 c1;
857   int4 c2;
858   int4 c3;
859   int4 c4;
860 } struct_vi5;
861 TEST(struct_vi5)
862 // CHECK: define{{.*}} swiftcc void @return_struct_vi5(ptr dead_on_unwind noalias writable sret([[STRUCT:%.*]])
863 // CHECK: define{{.*}} swiftcc void @take_struct_vi5(ptr
864 
865 typedef struct {
866   long2 c0;
867 } struct_vl1;
868 TEST(struct_vl1)
869 // CHECK-LABEL: define{{.*}} swiftcc <2 x i64> @return_struct_vl1()
870 // CHECK-LABEL: define{{.*}} swiftcc void @take_struct_vl1(<2 x i64> %0)
871 
872 typedef struct {
873   long2 c0;
874   long2 c1;
875   long2 c2;
876   long2 c3;
877 } struct_vl4;
878 TEST(struct_vl4)
879 // CHECK-LABEL: define{{.*}} swiftcc { <2 x i64>, <2 x i64>, <2 x i64>, <2 x i64> } @return_struct_vl4()
880 // CHECK-LABEL: define{{.*}} swiftcc void @take_struct_vl4(<2 x i64> %0, <2 x i64> %1, <2 x i64> %2, <2 x i64> %3)
881 
882 typedef struct {
883   long2 c0;
884   long2 c1;
885   long2 c2;
886   long2 c3;
887   long2 c4;
888 } struct_vl5;
889 TEST(struct_vl5)
890 // CHECK: define{{.*}} swiftcc void @return_struct_vl5(ptr dead_on_unwind noalias writable sret([[STRUCT:%.*]])
891 // CHECK: define{{.*}} swiftcc void @take_struct_vl5(ptr
892 
893 typedef struct {
894   double2 c0;
895 } struct_vd1;
896 TEST(struct_vd1)
897 // CHECK-LABEL: define{{.*}} swiftcc <2 x double> @return_struct_vd1()
898 // CHECK-LABEL: define{{.*}} swiftcc void @take_struct_vd1(<2 x double> %0)
899 
900 typedef struct {
901   double2 c0;
902   double2 c1;
903   double2 c2;
904   double2 c3;
905 } struct_vd4;
906 TEST(struct_vd4)
907 // CHECK-LABEL: define{{.*}} swiftcc { <2 x double>, <2 x double>, <2 x double>, <2 x double> } @return_struct_vd4()
908 // CHECK-LABEL: define{{.*}} swiftcc void @take_struct_vd4(<2 x double> %0, <2 x double> %1, <2 x double> %2, <2 x double> %3)
909 
910 typedef struct {
911   double2 c0;
912   double2 c1;
913   double2 c2;
914   double2 c3;
915   double2 c4;
916 } struct_vd5;
917 TEST(struct_vd5)
918 // CHECK: define{{.*}} swiftcc void @return_struct_vd5(ptr dead_on_unwind noalias writable sret([[STRUCT:%.*]])
919 // CHECK: define{{.*}} swiftcc void @take_struct_vd5(ptr
920 
921 typedef struct {
922   double4 c0;
923 } struct_vd41;
924 TEST(struct_vd41)
925 // CHECK-LABEL: define{{.*}} swiftcc { <2 x double>, <2 x double> } @return_struct_vd41()
926 // CHECK-LABEL: define{{.*}} swiftcc void @take_struct_vd41(<2 x double> %0, <2 x double> %1)
927 
928 typedef struct {
929   double4 c0;
930   double4 c1;
931 } struct_vd42;
932 TEST(struct_vd42)
933 // CHECK-LABEL: define{{.*}} swiftcc { <2 x double>, <2 x double>, <2 x double>, <2 x double> } @return_struct_vd42()
934 // CHECK-LABEL: define{{.*}} swiftcc void @take_struct_vd42(<2 x double> %0, <2 x double> %1, <2 x double> %2, <2 x double> %3)
935 
936 typedef struct {
937   double4 c0;
938   double4 c1;
939   double4 c2;
940 } struct_vd43;
941 TEST(struct_vd43)
942 // CHECK: define{{.*}} swiftcc void @return_struct_vd43(ptr dead_on_unwind noalias writable sret([[STRUCT:%.*]])
943 // CHECK: define{{.*}} swiftcc void @take_struct_vd43(ptr
944 
945 typedef struct {
946   float4 c0;
947 } struct_vf1;
948 TEST(struct_vf1)
949 // CHECK-LABEL: define{{.*}} swiftcc <4 x float> @return_struct_vf1()
950 // CHECK-LABEL: define{{.*}} swiftcc void @take_struct_vf1(<4 x float> %0)
951 
952 typedef struct {
953   float4 c0;
954   float4 c1;
955 } struct_vf2;
956 TEST(struct_vf2)
957 // CHECK-LABEL: define{{.*}} swiftcc { <4 x float>, <4 x float> } @return_struct_vf2()
958 // CHECK-LABEL: define{{.*}} swiftcc void @take_struct_vf2(<4 x float> %0, <4 x float> %1)
959 
960 typedef struct {
961   float4 c0;
962   float4 c1;
963   float4 c2;
964   float4 c3;
965 } struct_vf4;
966 TEST(struct_vf4)
967 // CHECK-LABEL: define{{.*}} swiftcc { <4 x float>, <4 x float>, <4 x float>, <4 x float> } @return_struct_vf4()
968 // CHECK-LABEL: define{{.*}} swiftcc void @take_struct_vf4(<4 x float> %0, <4 x float> %1, <4 x float> %2, <4 x float> %3)
969 
970 typedef struct {
971   float4 c0;
972   float4 c1;
973   float4 c2;
974   float4 c3;
975   float4 c4;
976 } struct_vf5;
977 TEST(struct_vf5)
978 // CHECK: define{{.*}} swiftcc void @return_struct_vf5(ptr dead_on_unwind noalias writable sret([[STRUCT:%.*]])
979 // CHECK: define{{.*}} swiftcc void @take_struct_vf5(ptr
980 
981 typedef struct {
982   float8 c0;
983 } struct_vf81;
984 TEST(struct_vf81)
985 // CHECK-LABEL: define{{.*}} swiftcc { <4 x float>, <4 x float> } @return_struct_vf81()
986 // CHECK-LABEL: define{{.*}} swiftcc void @take_struct_vf81(<4 x float> %0, <4 x float> %1)
987 
988 typedef struct {
989   float3 f3;
990 } struct_v1f3;
991 TEST(struct_v1f3)
992 // CHECK-LABEL: define{{.*}} swiftcc { <2 x float>, float } @return_struct_v1f3()
993 // CHECK-LABEL: define{{.*}} swiftcc void @take_struct_v1f3(<2 x float> %0, float %1)
994