1 // RUN: %clang_cc1 -triple s390x-linux-gnu \
2 // RUN:   -emit-llvm -o - %s | FileCheck %s --check-prefixes=CHECK,HARD-FLOAT
3 // RUN: %clang_cc1 -triple s390x-linux-gnu -target-feature +vector \
4 // RUN:   -emit-llvm -o - %s | FileCheck %s --check-prefixes=CHECK,HARD-FLOAT
5 // RUN: %clang_cc1 -triple s390x-linux-gnu -target-cpu z13 \
6 // RUN:   -emit-llvm -o - %s | FileCheck %s --check-prefixes=CHECK,HARD-FLOAT
7 // RUN: %clang_cc1 -triple s390x-linux-gnu -target-cpu arch11 \
8 // RUN:   -emit-llvm -o - %s | FileCheck %s --check-prefixes=CHECK,HARD-FLOAT
9 // RUN: %clang_cc1 -triple s390x-linux-gnu -target-cpu z14 \
10 // RUN:   -emit-llvm -o - %s | FileCheck %s --check-prefixes=CHECK,HARD-FLOAT
11 // RUN: %clang_cc1 -triple s390x-linux-gnu -target-cpu arch12 \
12 // RUN:   -emit-llvm -o - %s | FileCheck %s --check-prefixes=CHECK,HARD-FLOAT
13 // RUN: %clang_cc1 -triple s390x-linux-gnu -target-cpu z15 \
14 // RUN:   -emit-llvm -o - %s | FileCheck %s --check-prefixes=CHECK,HARD-FLOAT
15 // RUN: %clang_cc1 -triple s390x-linux-gnu -target-cpu arch13 \
16 // RUN:   -emit-llvm -o - %s | FileCheck %s --check-prefixes=CHECK,HARD-FLOAT
17 // RUN: %clang_cc1 -triple s390x-linux-gnu -target-cpu arch13 \
18 // RUN:   -emit-llvm -o - %s -mfloat-abi soft | FileCheck %s \
19 // RUN:   --check-prefixes=CHECK,SOFT-FLOAT
20 
21 // Scalar types
22 
23 char pass_char(char arg) { return arg; }
24 // CHECK-LABEL: define{{.*}} signext i8 @pass_char(i8 signext %{{.*}})
25 
26 short pass_short(short arg) { return arg; }
27 // CHECK-LABEL: define{{.*}} signext i16 @pass_short(i16 signext %{{.*}})
28 
29 int pass_int(int arg) { return arg; }
30 // CHECK-LABEL: define{{.*}} signext i32 @pass_int(i32 signext %{{.*}})
31 
32 long pass_long(long arg) { return arg; }
33 // CHECK-LABEL: define{{.*}} i64 @pass_long(i64 %{{.*}})
34 
35 long long pass_longlong(long long arg) { return arg; }
36 // CHECK-LABEL: define{{.*}} i64 @pass_longlong(i64 %{{.*}})
37 
38 __int128 pass_int128(__int128 arg) { return arg; }
39 // CHECK-LABEL: define{{.*}} void @pass_int128(i128* noalias sret(i128) align 16 %{{.*}}, i128* %0)
40 
41 float pass_float(float arg) { return arg; }
42 // CHECK-LABEL: define{{.*}} float @pass_float(float %{{.*}})
43 
44 double pass_double(double arg) { return arg; }
45 // CHECK-LABEL: define{{.*}} double @pass_double(double %{{.*}})
46 
47 long double pass_longdouble(long double arg) { return arg; }
48 // CHECK-LABEL: define{{.*}} void @pass_longdouble(fp128* noalias sret(fp128) align 8 %{{.*}}, fp128* %0)
49 
50 
51 // Complex types
52 
53 _Complex char pass_complex_char(_Complex char arg) { return arg; }
54 // CHECK-LABEL: define{{.*}} void @pass_complex_char({ i8, i8 }* noalias sret({ i8, i8 }) align 1 %{{.*}}, { i8, i8 }* %{{.*}}arg)
55 
56 _Complex short pass_complex_short(_Complex short arg) { return arg; }
57 // CHECK-LABEL: define{{.*}} void @pass_complex_short({ i16, i16 }* noalias sret({ i16, i16 }) align 2 %{{.*}}, { i16, i16 }* %{{.*}}arg)
58 
59 _Complex int pass_complex_int(_Complex int arg) { return arg; }
60 // CHECK-LABEL: define{{.*}} void @pass_complex_int({ i32, i32 }* noalias sret({ i32, i32 }) align 4 %{{.*}}, { i32, i32 }* %{{.*}}arg)
61 
62 _Complex long pass_complex_long(_Complex long arg) { return arg; }
63 // CHECK-LABEL: define{{.*}} void @pass_complex_long({ i64, i64 }* noalias sret({ i64, i64 }) align 8 %{{.*}}, { i64, i64 }* %{{.*}}arg)
64 
65 _Complex long long pass_complex_longlong(_Complex long long arg) { return arg; }
66 // CHECK-LABEL: define{{.*}} void @pass_complex_longlong({ i64, i64 }* noalias sret({ i64, i64 }) align 8 %{{.*}}, { i64, i64 }* %{{.*}}arg)
67 
68 _Complex float pass_complex_float(_Complex float arg) { return arg; }
69 // CHECK-LABEL: define{{.*}} void @pass_complex_float({ float, float }* noalias sret({ float, float }) align 4 %{{.*}}, { float, float }* %{{.*}}arg)
70 
71 _Complex double pass_complex_double(_Complex double arg) { return arg; }
72 // CHECK-LABEL: define{{.*}} void @pass_complex_double({ double, double }* noalias sret({ double, double }) align 8 %{{.*}}, { double, double }* %{{.*}}arg)
73 
74 _Complex long double pass_complex_longdouble(_Complex long double arg) { return arg; }
75 // CHECK-LABEL: define{{.*}} void @pass_complex_longdouble({ fp128, fp128 }* noalias sret({ fp128, fp128 }) align 8 %{{.*}}, { fp128, fp128 }* %{{.*}}arg)
76 
77 
78 // Aggregate types
79 
80 struct agg_1byte { char a[1]; };
81 struct agg_1byte pass_agg_1byte(struct agg_1byte arg) { return arg; }
82 // CHECK-LABEL: define{{.*}} void @pass_agg_1byte(%struct.agg_1byte* noalias sret(%struct.agg_1byte) align 1 %{{.*}}, i8 %{{.*}})
83 
84 struct agg_2byte { char a[2]; };
85 struct agg_2byte pass_agg_2byte(struct agg_2byte arg) { return arg; }
86 // CHECK-LABEL: define{{.*}} void @pass_agg_2byte(%struct.agg_2byte* noalias sret(%struct.agg_2byte) align 1 %{{.*}}, i16 %{{.*}})
87 
88 struct agg_3byte { char a[3]; };
89 struct agg_3byte pass_agg_3byte(struct agg_3byte arg) { return arg; }
90 // CHECK-LABEL: define{{.*}} void @pass_agg_3byte(%struct.agg_3byte* noalias sret(%struct.agg_3byte) align 1 %{{.*}}, %struct.agg_3byte* %{{.*}})
91 
92 struct agg_4byte { char a[4]; };
93 struct agg_4byte pass_agg_4byte(struct agg_4byte arg) { return arg; }
94 // CHECK-LABEL: define{{.*}} void @pass_agg_4byte(%struct.agg_4byte* noalias sret(%struct.agg_4byte) align 1 %{{.*}}, i32 %{{.*}})
95 
96 struct agg_5byte { char a[5]; };
97 struct agg_5byte pass_agg_5byte(struct agg_5byte arg) { return arg; }
98 // CHECK-LABEL: define{{.*}} void @pass_agg_5byte(%struct.agg_5byte* noalias sret(%struct.agg_5byte) align 1 %{{.*}}, %struct.agg_5byte* %{{.*}})
99 
100 struct agg_6byte { char a[6]; };
101 struct agg_6byte pass_agg_6byte(struct agg_6byte arg) { return arg; }
102 // CHECK-LABEL: define{{.*}} void @pass_agg_6byte(%struct.agg_6byte* noalias sret(%struct.agg_6byte) align 1 %{{.*}}, %struct.agg_6byte* %{{.*}})
103 
104 struct agg_7byte { char a[7]; };
105 struct agg_7byte pass_agg_7byte(struct agg_7byte arg) { return arg; }
106 // CHECK-LABEL: define{{.*}} void @pass_agg_7byte(%struct.agg_7byte* noalias sret(%struct.agg_7byte) align 1 %{{.*}}, %struct.agg_7byte* %{{.*}})
107 
108 struct agg_8byte { char a[8]; };
109 struct agg_8byte pass_agg_8byte(struct agg_8byte arg) { return arg; }
110 // CHECK-LABEL: define{{.*}} void @pass_agg_8byte(%struct.agg_8byte* noalias sret(%struct.agg_8byte) align 1 %{{.*}}, i64 %{{.*}})
111 
112 struct agg_16byte { char a[16]; };
113 struct agg_16byte pass_agg_16byte(struct agg_16byte arg) { return arg; }
114 // CHECK-LABEL: define{{.*}} void @pass_agg_16byte(%struct.agg_16byte* noalias sret(%struct.agg_16byte) align 1 %{{.*}}, %struct.agg_16byte* %{{.*}})
115 
116 
117 // Float-like aggregate types
118 
119 struct agg_float { float a; };
120 struct agg_float pass_agg_float(struct agg_float arg) { return arg; }
121 // HARD-FLOAT-LABEL: define{{.*}} void @pass_agg_float(%struct.agg_float* noalias sret(%struct.agg_float) align 4 %{{.*}}, float %{{.*}})
122 // SOFT-FLOAT-LABEL: define{{.*}} void @pass_agg_float(%struct.agg_float* noalias sret(%struct.agg_float) align 4 %{{.*}}, i32 %{{.*}})
123 
124 struct agg_double { double a; };
125 struct agg_double pass_agg_double(struct agg_double arg) { return arg; }
126 // HARD-FLOAT-LABEL: define{{.*}} void @pass_agg_double(%struct.agg_double* noalias sret(%struct.agg_double) align 8 %{{.*}}, double %{{.*}})
127 // SOFT-FLOAT-LABEL: define{{.*}} void @pass_agg_double(%struct.agg_double* noalias sret(%struct.agg_double) align 8 %{{.*}}, i64 %{{.*}})
128 
129 struct agg_longdouble { long double a; };
130 struct agg_longdouble pass_agg_longdouble(struct agg_longdouble arg) { return arg; }
131 // CHECK-LABEL: define{{.*}} void @pass_agg_longdouble(%struct.agg_longdouble* noalias sret(%struct.agg_longdouble) align 8 %{{.*}}, %struct.agg_longdouble* %{{.*}})
132 
133 struct agg_float_a8 { float a __attribute__((aligned (8))); };
134 struct agg_float_a8 pass_agg_float_a8(struct agg_float_a8 arg) { return arg; }
135 // HARD-FLOAT-LABEL: define{{.*}} void @pass_agg_float_a8(%struct.agg_float_a8* noalias sret(%struct.agg_float_a8) align 8 %{{.*}}, double %{{.*}})
136 // SOFT-FLOAT-LABEL: define{{.*}} void @pass_agg_float_a8(%struct.agg_float_a8* noalias sret(%struct.agg_float_a8) align 8 %{{.*}}, i64 %{{.*}})
137 
138 struct agg_float_a16 { float a __attribute__((aligned (16))); };
139 struct agg_float_a16 pass_agg_float_a16(struct agg_float_a16 arg) { return arg; }
140 // CHECK-LABEL: define{{.*}} void @pass_agg_float_a16(%struct.agg_float_a16* noalias sret(%struct.agg_float_a16) align 16 %{{.*}}, %struct.agg_float_a16* %{{.*}})
141 
142 
143 // Verify that the following are *not* float-like aggregate types
144 
145 struct agg_nofloat1 { float a; float b; };
146 struct agg_nofloat1 pass_agg_nofloat1(struct agg_nofloat1 arg) { return arg; }
147 // CHECK-LABEL: define{{.*}} void @pass_agg_nofloat1(%struct.agg_nofloat1* noalias sret(%struct.agg_nofloat1) align 4 %{{.*}}, i64 %{{.*}})
148 
149 struct agg_nofloat2 { float a; int b; };
150 struct agg_nofloat2 pass_agg_nofloat2(struct agg_nofloat2 arg) { return arg; }
151 // CHECK-LABEL: define{{.*}} void @pass_agg_nofloat2(%struct.agg_nofloat2* noalias sret(%struct.agg_nofloat2) align 4 %{{.*}}, i64 %{{.*}})
152 
153 struct agg_nofloat3 { float a; int : 0; };
154 struct agg_nofloat3 pass_agg_nofloat3(struct agg_nofloat3 arg) { return arg; }
155 // CHECK-LABEL: define{{.*}} void @pass_agg_nofloat3(%struct.agg_nofloat3* noalias sret(%struct.agg_nofloat3) align 4 %{{.*}}, i32 %{{.*}})
156 
157 
158 // Union types likewise are *not* float-like aggregate types
159 
160 union union_float { float a; };
161 union union_float pass_union_float(union union_float arg) { return arg; }
162 // CHECK-LABEL: define{{.*}} void @pass_union_float(%union.union_float* noalias sret(%union.union_float) align 4 %{{.*}}, i32 %{{.*}})
163 
164 union union_double { double a; };
165 union union_double pass_union_double(union union_double arg) { return arg; }
166 // CHECK-LABEL: define{{.*}} void @pass_union_double(%union.union_double* noalias sret(%union.union_double) align 8 %{{.*}}, i64 %{{.*}})
167 
168 
169 // Accessing variable argument lists
170 
171 int va_int(__builtin_va_list l) { return __builtin_va_arg(l, int); }
172 // CHECK-LABEL: define{{.*}} signext i32 @va_int(%struct.__va_list_tag* %{{.*}})
173 // CHECK: [[REG_COUNT_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 0
174 // CHECK: [[REG_COUNT:%[^ ]+]] = load i64, i64* [[REG_COUNT_PTR]]
175 // CHECK: [[FITS_IN_REGS:%[^ ]+]] = icmp ult i64 [[REG_COUNT]], 5
176 // CHECK: br i1 [[FITS_IN_REGS]],
177 // CHECK: [[SCALED_REG_COUNT:%[^ ]+]] = mul i64 [[REG_COUNT]], 8
178 // CHECK: [[REG_OFFSET:%[^ ]+]] = add i64 [[SCALED_REG_COUNT]], 20
179 // CHECK: [[REG_SAVE_AREA_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 3
180 // CHECK: [[REG_SAVE_AREA:%[^ ]+]] = load i8*, i8** [[REG_SAVE_AREA_PTR:[^ ]+]]
181 // CHECK: [[RAW_REG_ADDR:%[^ ]+]] = getelementptr i8, i8* [[REG_SAVE_AREA]], i64 [[REG_OFFSET]]
182 // CHECK: [[REG_ADDR:%[^ ]+]] = bitcast i8* [[RAW_REG_ADDR]] to i32*
183 // CHECK: [[REG_COUNT1:%[^ ]+]] = add i64 [[REG_COUNT]], 1
184 // CHECK: store i64 [[REG_COUNT1]], i64* [[REG_COUNT_PTR]]
185 // CHECK: [[OVERFLOW_ARG_AREA_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 2
186 // CHECK: [[OVERFLOW_ARG_AREA:%[^ ]+]] = load i8*, i8** [[OVERFLOW_ARG_AREA_PTR]]
187 // CHECK: [[RAW_MEM_ADDR:%[^ ]+]] = getelementptr i8, i8* [[OVERFLOW_ARG_AREA]], i64 4
188 // CHECK: [[MEM_ADDR:%[^ ]+]] = bitcast i8* [[RAW_MEM_ADDR]] to i32*
189 // CHECK: [[OVERFLOW_ARG_AREA2:%[^ ]+]] = getelementptr i8, i8* [[OVERFLOW_ARG_AREA]], i64 8
190 // CHECK: store i8* [[OVERFLOW_ARG_AREA2]], i8** [[OVERFLOW_ARG_AREA_PTR]]
191 // CHECK: [[VA_ARG_ADDR:%[^ ]+]] = phi i32* [ [[REG_ADDR]], %{{.*}} ], [ [[MEM_ADDR]], %{{.*}} ]
192 // CHECK: [[RET:%[^ ]+]] = load i32, i32* [[VA_ARG_ADDR]]
193 // CHECK: ret i32 [[RET]]
194 
195 long va_long(__builtin_va_list l) { return __builtin_va_arg(l, long); }
196 // CHECK-LABEL: define{{.*}} i64 @va_long(%struct.__va_list_tag* %{{.*}})
197 // CHECK: [[REG_COUNT_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 0
198 // CHECK: [[REG_COUNT:%[^ ]+]] = load i64, i64* [[REG_COUNT_PTR]]
199 // CHECK: [[FITS_IN_REGS:%[^ ]+]] = icmp ult i64 [[REG_COUNT]], 5
200 // CHECK: br i1 [[FITS_IN_REGS]],
201 // CHECK: [[SCALED_REG_COUNT:%[^ ]+]] = mul i64 [[REG_COUNT]], 8
202 // CHECK: [[REG_OFFSET:%[^ ]+]] = add i64 [[SCALED_REG_COUNT]], 16
203 // CHECK: [[REG_SAVE_AREA_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 3
204 // CHECK: [[REG_SAVE_AREA:%[^ ]+]] = load i8*, i8** [[REG_SAVE_AREA_PTR:[^ ]+]]
205 // CHECK: [[RAW_REG_ADDR:%[^ ]+]] = getelementptr i8, i8* [[REG_SAVE_AREA]], i64 [[REG_OFFSET]]
206 // CHECK: [[REG_ADDR:%[^ ]+]] = bitcast i8* [[RAW_REG_ADDR]] to i64*
207 // CHECK: [[REG_COUNT1:%[^ ]+]] = add i64 [[REG_COUNT]], 1
208 // CHECK: store i64 [[REG_COUNT1]], i64* [[REG_COUNT_PTR]]
209 // CHECK: [[OVERFLOW_ARG_AREA_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 2
210 // CHECK: [[OVERFLOW_ARG_AREA:%[^ ]+]] = load i8*, i8** [[OVERFLOW_ARG_AREA_PTR]]
211 // CHECK: [[RAW_MEM_ADDR:%[^ ]+]] = getelementptr i8, i8* [[OVERFLOW_ARG_AREA]], i64 0
212 // CHECK: [[MEM_ADDR:%[^ ]+]] = bitcast i8* [[RAW_MEM_ADDR]] to i64*
213 // CHECK: [[OVERFLOW_ARG_AREA2:%[^ ]+]] = getelementptr i8, i8* [[OVERFLOW_ARG_AREA]], i64 8
214 // CHECK: store i8* [[OVERFLOW_ARG_AREA2]], i8** [[OVERFLOW_ARG_AREA_PTR]]
215 // CHECK: [[VA_ARG_ADDR:%[^ ]+]] = phi i64* [ [[REG_ADDR]], %{{.*}} ], [ [[MEM_ADDR]], %{{.*}} ]
216 // CHECK: [[RET:%[^ ]+]] = load i64, i64* [[VA_ARG_ADDR]]
217 // CHECK: ret i64 [[RET]]
218 
219 long long va_longlong(__builtin_va_list l) { return __builtin_va_arg(l, long long); }
220 // CHECK-LABEL: define{{.*}} i64 @va_longlong(%struct.__va_list_tag* %{{.*}})
221 // CHECK: [[REG_COUNT_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 0
222 // CHECK: [[REG_COUNT:%[^ ]+]] = load i64, i64* [[REG_COUNT_PTR]]
223 // CHECK: [[FITS_IN_REGS:%[^ ]+]] = icmp ult i64 [[REG_COUNT]], 5
224 // CHECK: br i1 [[FITS_IN_REGS]],
225 // CHECK: [[SCALED_REG_COUNT:%[^ ]+]] = mul i64 [[REG_COUNT]], 8
226 // CHECK: [[REG_OFFSET:%[^ ]+]] = add i64 [[SCALED_REG_COUNT]], 16
227 // CHECK: [[REG_SAVE_AREA_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 3
228 // CHECK: [[REG_SAVE_AREA:%[^ ]+]] = load i8*, i8** [[REG_SAVE_AREA_PTR:[^ ]+]]
229 // CHECK: [[RAW_REG_ADDR:%[^ ]+]] = getelementptr i8, i8* [[REG_SAVE_AREA]], i64 [[REG_OFFSET]]
230 // CHECK: [[REG_ADDR:%[^ ]+]] = bitcast i8* [[RAW_REG_ADDR]] to i64*
231 // CHECK: [[REG_COUNT1:%[^ ]+]] = add i64 [[REG_COUNT]], 1
232 // CHECK: store i64 [[REG_COUNT1]], i64* [[REG_COUNT_PTR]]
233 // CHECK: [[OVERFLOW_ARG_AREA_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 2
234 // CHECK: [[OVERFLOW_ARG_AREA:%[^ ]+]] = load i8*, i8** [[OVERFLOW_ARG_AREA_PTR]]
235 // CHECK: [[RAW_MEM_ADDR:%[^ ]+]] = getelementptr i8, i8* [[OVERFLOW_ARG_AREA]], i64 0
236 // CHECK: [[MEM_ADDR:%[^ ]+]] = bitcast i8* [[RAW_MEM_ADDR]] to i64*
237 // CHECK: [[OVERFLOW_ARG_AREA2:%[^ ]+]] = getelementptr i8, i8* [[OVERFLOW_ARG_AREA]], i64 8
238 // CHECK: store i8* [[OVERFLOW_ARG_AREA2]], i8** [[OVERFLOW_ARG_AREA_PTR]]
239 // CHECK: [[VA_ARG_ADDR:%[^ ]+]] = phi i64* [ [[REG_ADDR]], %{{.*}} ], [ [[MEM_ADDR]], %{{.*}} ]
240 // CHECK: [[RET:%[^ ]+]] = load i64, i64* [[VA_ARG_ADDR]]
241 // CHECK: ret i64 [[RET]]
242 
243 double va_double(__builtin_va_list l) { return __builtin_va_arg(l, double); }
244 // CHECK-LABEL: define{{.*}} double @va_double(%struct.__va_list_tag* %{{.*}})
245 // HARD-FLOAT: [[REG_COUNT_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 1
246 // SOFT-FLOAT: [[REG_COUNT_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 0
247 // CHECK: [[REG_COUNT:%[^ ]+]] = load i64, i64* [[REG_COUNT_PTR]]
248 // HARD-FLOAT: [[FITS_IN_REGS:%[^ ]+]] = icmp ult i64 [[REG_COUNT]], 4
249 // SOFT-FLOAT: [[FITS_IN_REGS:%[^ ]+]] = icmp ult i64 [[REG_COUNT]], 5
250 // CHECK: br i1 [[FITS_IN_REGS]],
251 // CHECK: [[SCALED_REG_COUNT:%[^ ]+]] = mul i64 [[REG_COUNT]], 8
252 // HARD-FLOAT: [[REG_OFFSET:%[^ ]+]] = add i64 [[SCALED_REG_COUNT]], 128
253 // SOFT-FLOAT: [[REG_OFFSET:%[^ ]+]] = add i64 [[SCALED_REG_COUNT]], 16
254 // CHECK: [[REG_SAVE_AREA_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 3
255 // CHECK: [[REG_SAVE_AREA:%[^ ]+]] = load i8*, i8** [[REG_SAVE_AREA_PTR:[^ ]+]]
256 // CHECK: [[RAW_REG_ADDR:%[^ ]+]] = getelementptr i8, i8* [[REG_SAVE_AREA]], i64 [[REG_OFFSET]]
257 // CHECK: [[REG_ADDR:%[^ ]+]] = bitcast i8* [[RAW_REG_ADDR]] to double*
258 // CHECK: [[REG_COUNT1:%[^ ]+]] = add i64 [[REG_COUNT]], 1
259 // CHECK: store i64 [[REG_COUNT1]], i64* [[REG_COUNT_PTR]]
260 // CHECK: [[OVERFLOW_ARG_AREA_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 2
261 // CHECK: [[OVERFLOW_ARG_AREA:%[^ ]+]] = load i8*, i8** [[OVERFLOW_ARG_AREA_PTR]]
262 // CHECK: [[RAW_MEM_ADDR:%[^ ]+]] = getelementptr i8, i8* [[OVERFLOW_ARG_AREA]], i64 0
263 // CHECK: [[MEM_ADDR:%[^ ]+]] = bitcast i8* [[RAW_MEM_ADDR]] to double*
264 // CHECK: [[OVERFLOW_ARG_AREA2:%[^ ]+]] = getelementptr i8, i8* [[OVERFLOW_ARG_AREA]], i64 8
265 // CHECK: store i8* [[OVERFLOW_ARG_AREA2]], i8** [[OVERFLOW_ARG_AREA_PTR]]
266 // CHECK: [[VA_ARG_ADDR:%[^ ]+]] = phi double* [ [[REG_ADDR]], %{{.*}} ], [ [[MEM_ADDR]], %{{.*}} ]
267 // CHECK: [[RET:%[^ ]+]] = load double, double* [[VA_ARG_ADDR]]
268 // CHECK: ret double [[RET]]
269 
270 long double va_longdouble(__builtin_va_list l) { return __builtin_va_arg(l, long double); }
271 // CHECK-LABEL: define{{.*}} void @va_longdouble(fp128* noalias sret(fp128) align 8 %{{.*}}, %struct.__va_list_tag* %{{.*}})
272 // CHECK: [[REG_COUNT_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 0
273 // CHECK: [[REG_COUNT:%[^ ]+]] = load i64, i64* [[REG_COUNT_PTR]]
274 // CHECK: [[FITS_IN_REGS:%[^ ]+]] = icmp ult i64 [[REG_COUNT]], 5
275 // CHECK: br i1 [[FITS_IN_REGS]],
276 // CHECK: [[SCALED_REG_COUNT:%[^ ]+]] = mul i64 [[REG_COUNT]], 8
277 // CHECK: [[REG_OFFSET:%[^ ]+]] = add i64 [[SCALED_REG_COUNT]], 16
278 // CHECK: [[REG_SAVE_AREA_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 3
279 // CHECK: [[REG_SAVE_AREA:%[^ ]+]] = load i8*, i8** [[REG_SAVE_AREA_PTR:[^ ]+]]
280 // CHECK: [[RAW_REG_ADDR:%[^ ]+]] = getelementptr i8, i8* [[REG_SAVE_AREA]], i64 [[REG_OFFSET]]
281 // CHECK: [[REG_ADDR:%[^ ]+]] = bitcast i8* [[RAW_REG_ADDR]] to fp128**
282 // CHECK: [[REG_COUNT1:%[^ ]+]] = add i64 [[REG_COUNT]], 1
283 // CHECK: store i64 [[REG_COUNT1]], i64* [[REG_COUNT_PTR]]
284 // CHECK: [[OVERFLOW_ARG_AREA_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 2
285 // CHECK: [[OVERFLOW_ARG_AREA:%[^ ]+]] = load i8*, i8** [[OVERFLOW_ARG_AREA_PTR]]
286 // CHECK: [[RAW_MEM_ADDR:%[^ ]+]] = getelementptr i8, i8* [[OVERFLOW_ARG_AREA]], i64 0
287 // CHECK: [[MEM_ADDR:%[^ ]+]] = bitcast i8* [[RAW_MEM_ADDR]] to fp128**
288 // CHECK: [[OVERFLOW_ARG_AREA2:%[^ ]+]] = getelementptr i8, i8* [[OVERFLOW_ARG_AREA]], i64 8
289 // CHECK: store i8* [[OVERFLOW_ARG_AREA2]], i8** [[OVERFLOW_ARG_AREA_PTR]]
290 // CHECK: [[VA_ARG_ADDR:%[^ ]+]] = phi fp128** [ [[REG_ADDR]], %{{.*}} ], [ [[MEM_ADDR]], %{{.*}} ]
291 // CHECK: [[INDIRECT_ARG:%[^ ]+]] = load fp128*, fp128** [[VA_ARG_ADDR]]
292 // CHECK: [[RET:%[^ ]+]] = load fp128, fp128* [[INDIRECT_ARG]]
293 // CHECK: store fp128 [[RET]], fp128* %{{.*}}
294 // CHECK: ret void
295 
296 _Complex char va_complex_char(__builtin_va_list l) { return __builtin_va_arg(l, _Complex char); }
297 // CHECK-LABEL: define{{.*}} void @va_complex_char({ i8, i8 }* noalias sret({ i8, i8 }) align 1 %{{.*}}, %struct.__va_list_tag* %{{.*}}
298 // CHECK: [[REG_COUNT_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 0
299 // CHECK: [[REG_COUNT:%[^ ]+]] = load i64, i64* [[REG_COUNT_PTR]]
300 // CHECK: [[FITS_IN_REGS:%[^ ]+]] = icmp ult i64 [[REG_COUNT]], 5
301 // CHECK: br i1 [[FITS_IN_REGS]],
302 // CHECK: [[SCALED_REG_COUNT:%[^ ]+]] = mul i64 [[REG_COUNT]], 8
303 // CHECK: [[REG_OFFSET:%[^ ]+]] = add i64 [[SCALED_REG_COUNT]], 16
304 // CHECK: [[REG_SAVE_AREA_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 3
305 // CHECK: [[REG_SAVE_AREA:%[^ ]+]] = load i8*, i8** [[REG_SAVE_AREA_PTR:[^ ]+]]
306 // CHECK: [[RAW_REG_ADDR:%[^ ]+]] = getelementptr i8, i8* [[REG_SAVE_AREA]], i64 [[REG_OFFSET]]
307 // CHECK: [[REG_ADDR:%[^ ]+]] = bitcast i8* [[RAW_REG_ADDR]] to { i8, i8 }**
308 // CHECK: [[REG_COUNT1:%[^ ]+]] = add i64 [[REG_COUNT]], 1
309 // CHECK: store i64 [[REG_COUNT1]], i64* [[REG_COUNT_PTR]]
310 // CHECK: [[OVERFLOW_ARG_AREA_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 2
311 // CHECK: [[OVERFLOW_ARG_AREA:%[^ ]+]] = load i8*, i8** [[OVERFLOW_ARG_AREA_PTR]]
312 // CHECK: [[RAW_MEM_ADDR:%[^ ]+]] = getelementptr i8, i8* [[OVERFLOW_ARG_AREA]], i64 0
313 // CHECK: [[MEM_ADDR:%[^ ]+]] = bitcast i8* [[RAW_MEM_ADDR]] to { i8, i8 }**
314 // CHECK: [[OVERFLOW_ARG_AREA2:%[^ ]+]] = getelementptr i8, i8* [[OVERFLOW_ARG_AREA]], i64 8
315 // CHECK: store i8* [[OVERFLOW_ARG_AREA2]], i8** [[OVERFLOW_ARG_AREA_PTR]]
316 // CHECK: [[VA_ARG_ADDR:%[^ ]+]] = phi { i8, i8 }** [ [[REG_ADDR]], %{{.*}} ], [ [[MEM_ADDR]], %{{.*}} ]
317 // CHECK: [[INDIRECT_ARG:%[^ ]+]] = load { i8, i8 }*, { i8, i8 }** [[VA_ARG_ADDR]]
318 // CHECK: ret void
319 
320 struct agg_1byte va_agg_1byte(__builtin_va_list l) { return __builtin_va_arg(l, struct agg_1byte); }
321 // CHECK-LABEL: define{{.*}} void @va_agg_1byte(%struct.agg_1byte* noalias sret(%struct.agg_1byte) align 1 %{{.*}}, %struct.__va_list_tag* %{{.*}}
322 // CHECK: [[REG_COUNT_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 0
323 // CHECK: [[REG_COUNT:%[^ ]+]] = load i64, i64* [[REG_COUNT_PTR]]
324 // CHECK: [[FITS_IN_REGS:%[^ ]+]] = icmp ult i64 [[REG_COUNT]], 5
325 // CHECK: br i1 [[FITS_IN_REGS]],
326 // CHECK: [[SCALED_REG_COUNT:%[^ ]+]] = mul i64 [[REG_COUNT]], 8
327 // CHECK: [[REG_OFFSET:%[^ ]+]] = add i64 [[SCALED_REG_COUNT]], 23
328 // CHECK: [[REG_SAVE_AREA_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 3
329 // CHECK: [[REG_SAVE_AREA:%[^ ]+]] = load i8*, i8** [[REG_SAVE_AREA_PTR:[^ ]+]]
330 // CHECK: [[RAW_REG_ADDR:%[^ ]+]] = getelementptr i8, i8* [[REG_SAVE_AREA]], i64 [[REG_OFFSET]]
331 // CHECK: [[REG_ADDR:%[^ ]+]] = bitcast i8* [[RAW_REG_ADDR]] to %struct.agg_1byte*
332 // CHECK: [[REG_COUNT1:%[^ ]+]] = add i64 [[REG_COUNT]], 1
333 // CHECK: store i64 [[REG_COUNT1]], i64* [[REG_COUNT_PTR]]
334 // CHECK: [[OVERFLOW_ARG_AREA_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 2
335 // CHECK: [[OVERFLOW_ARG_AREA:%[^ ]+]] = load i8*, i8** [[OVERFLOW_ARG_AREA_PTR]]
336 // CHECK: [[RAW_MEM_ADDR:%[^ ]+]] = getelementptr i8, i8* [[OVERFLOW_ARG_AREA]], i64 7
337 // CHECK: [[MEM_ADDR:%[^ ]+]] = bitcast i8* [[RAW_MEM_ADDR]] to %struct.agg_1byte*
338 // CHECK: [[OVERFLOW_ARG_AREA2:%[^ ]+]] = getelementptr i8, i8* [[OVERFLOW_ARG_AREA]], i64 8
339 // CHECK: store i8* [[OVERFLOW_ARG_AREA2]], i8** [[OVERFLOW_ARG_AREA_PTR]]
340 // CHECK: [[VA_ARG_ADDR:%[^ ]+]] = phi %struct.agg_1byte* [ [[REG_ADDR]], %{{.*}} ], [ [[MEM_ADDR]], %{{.*}} ]
341 // CHECK: ret void
342 
343 struct agg_2byte va_agg_2byte(__builtin_va_list l) { return __builtin_va_arg(l, struct agg_2byte); }
344 // CHECK-LABEL: define{{.*}} void @va_agg_2byte(%struct.agg_2byte* noalias sret(%struct.agg_2byte) align 1 %{{.*}}, %struct.__va_list_tag* %{{.*}}
345 // CHECK: [[REG_COUNT_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 0
346 // CHECK: [[REG_COUNT:%[^ ]+]] = load i64, i64* [[REG_COUNT_PTR]]
347 // CHECK: [[FITS_IN_REGS:%[^ ]+]] = icmp ult i64 [[REG_COUNT]], 5
348 // CHECK: br i1 [[FITS_IN_REGS]],
349 // CHECK: [[SCALED_REG_COUNT:%[^ ]+]] = mul i64 [[REG_COUNT]], 8
350 // CHECK: [[REG_OFFSET:%[^ ]+]] = add i64 [[SCALED_REG_COUNT]], 22
351 // CHECK: [[REG_SAVE_AREA_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 3
352 // CHECK: [[REG_SAVE_AREA:%[^ ]+]] = load i8*, i8** [[REG_SAVE_AREA_PTR:[^ ]+]]
353 // CHECK: [[RAW_REG_ADDR:%[^ ]+]] = getelementptr i8, i8* [[REG_SAVE_AREA]], i64 [[REG_OFFSET]]
354 // CHECK: [[REG_ADDR:%[^ ]+]] = bitcast i8* [[RAW_REG_ADDR]] to %struct.agg_2byte*
355 // CHECK: [[REG_COUNT1:%[^ ]+]] = add i64 [[REG_COUNT]], 1
356 // CHECK: store i64 [[REG_COUNT1]], i64* [[REG_COUNT_PTR]]
357 // CHECK: [[OVERFLOW_ARG_AREA_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 2
358 // CHECK: [[OVERFLOW_ARG_AREA:%[^ ]+]] = load i8*, i8** [[OVERFLOW_ARG_AREA_PTR]]
359 // CHECK: [[RAW_MEM_ADDR:%[^ ]+]] = getelementptr i8, i8* [[OVERFLOW_ARG_AREA]], i64 6
360 // CHECK: [[MEM_ADDR:%[^ ]+]] = bitcast i8* [[RAW_MEM_ADDR]] to %struct.agg_2byte*
361 // CHECK: [[OVERFLOW_ARG_AREA2:%[^ ]+]] = getelementptr i8, i8* [[OVERFLOW_ARG_AREA]], i64 8
362 // CHECK: store i8* [[OVERFLOW_ARG_AREA2]], i8** [[OVERFLOW_ARG_AREA_PTR]]
363 // CHECK: [[VA_ARG_ADDR:%[^ ]+]] = phi %struct.agg_2byte* [ [[REG_ADDR]], %{{.*}} ], [ [[MEM_ADDR]], %{{.*}} ]
364 // CHECK: ret void
365 
366 struct agg_3byte va_agg_3byte(__builtin_va_list l) { return __builtin_va_arg(l, struct agg_3byte); }
367 // CHECK-LABEL: define{{.*}} void @va_agg_3byte(%struct.agg_3byte* noalias sret(%struct.agg_3byte) align 1 %{{.*}}, %struct.__va_list_tag* %{{.*}}
368 // CHECK: [[REG_COUNT_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 0
369 // CHECK: [[REG_COUNT:%[^ ]+]] = load i64, i64* [[REG_COUNT_PTR]]
370 // CHECK: [[FITS_IN_REGS:%[^ ]+]] = icmp ult i64 [[REG_COUNT]], 5
371 // CHECK: br i1 [[FITS_IN_REGS]],
372 // CHECK: [[SCALED_REG_COUNT:%[^ ]+]] = mul i64 [[REG_COUNT]], 8
373 // CHECK: [[REG_OFFSET:%[^ ]+]] = add i64 [[SCALED_REG_COUNT]], 16
374 // CHECK: [[REG_SAVE_AREA_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 3
375 // CHECK: [[REG_SAVE_AREA:%[^ ]+]] = load i8*, i8** [[REG_SAVE_AREA_PTR:[^ ]+]]
376 // CHECK: [[RAW_REG_ADDR:%[^ ]+]] = getelementptr i8, i8* [[REG_SAVE_AREA]], i64 [[REG_OFFSET]]
377 // CHECK: [[REG_ADDR:%[^ ]+]] = bitcast i8* [[RAW_REG_ADDR]] to %struct.agg_3byte**
378 // CHECK: [[REG_COUNT1:%[^ ]+]] = add i64 [[REG_COUNT]], 1
379 // CHECK: store i64 [[REG_COUNT1]], i64* [[REG_COUNT_PTR]]
380 // CHECK: [[OVERFLOW_ARG_AREA_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 2
381 // CHECK: [[OVERFLOW_ARG_AREA:%[^ ]+]] = load i8*, i8** [[OVERFLOW_ARG_AREA_PTR]]
382 // CHECK: [[RAW_MEM_ADDR:%[^ ]+]] = getelementptr i8, i8* [[OVERFLOW_ARG_AREA]], i64 0
383 // CHECK: [[MEM_ADDR:%[^ ]+]] = bitcast i8* [[RAW_MEM_ADDR]] to %struct.agg_3byte**
384 // CHECK: [[OVERFLOW_ARG_AREA2:%[^ ]+]] = getelementptr i8, i8* [[OVERFLOW_ARG_AREA]], i64 8
385 // CHECK: store i8* [[OVERFLOW_ARG_AREA2]], i8** [[OVERFLOW_ARG_AREA_PTR]]
386 // CHECK: [[VA_ARG_ADDR:%[^ ]+]] = phi %struct.agg_3byte** [ [[REG_ADDR]], %{{.*}} ], [ [[MEM_ADDR]], %{{.*}} ]
387 // CHECK: [[INDIRECT_ARG:%[^ ]+]] = load %struct.agg_3byte*, %struct.agg_3byte** [[VA_ARG_ADDR]]
388 // CHECK: ret void
389 
390 struct agg_4byte va_agg_4byte(__builtin_va_list l) { return __builtin_va_arg(l, struct agg_4byte); }
391 // CHECK-LABEL: define{{.*}} void @va_agg_4byte(%struct.agg_4byte* noalias sret(%struct.agg_4byte) align 1 %{{.*}}, %struct.__va_list_tag* %{{.*}}
392 // CHECK: [[REG_COUNT_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 0
393 // CHECK: [[REG_COUNT:%[^ ]+]] = load i64, i64* [[REG_COUNT_PTR]]
394 // CHECK: [[FITS_IN_REGS:%[^ ]+]] = icmp ult i64 [[REG_COUNT]], 5
395 // CHECK: br i1 [[FITS_IN_REGS]],
396 // CHECK: [[SCALED_REG_COUNT:%[^ ]+]] = mul i64 [[REG_COUNT]], 8
397 // CHECK: [[REG_OFFSET:%[^ ]+]] = add i64 [[SCALED_REG_COUNT]], 20
398 // CHECK: [[REG_SAVE_AREA_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 3
399 // CHECK: [[REG_SAVE_AREA:%[^ ]+]] = load i8*, i8** [[REG_SAVE_AREA_PTR:[^ ]+]]
400 // CHECK: [[RAW_REG_ADDR:%[^ ]+]] = getelementptr i8, i8* [[REG_SAVE_AREA]], i64 [[REG_OFFSET]]
401 // CHECK: [[REG_ADDR:%[^ ]+]] = bitcast i8* [[RAW_REG_ADDR]] to %struct.agg_4byte*
402 // CHECK: [[REG_COUNT1:%[^ ]+]] = add i64 [[REG_COUNT]], 1
403 // CHECK: store i64 [[REG_COUNT1]], i64* [[REG_COUNT_PTR]]
404 // CHECK: [[OVERFLOW_ARG_AREA_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 2
405 // CHECK: [[OVERFLOW_ARG_AREA:%[^ ]+]] = load i8*, i8** [[OVERFLOW_ARG_AREA_PTR]]
406 // CHECK: [[RAW_MEM_ADDR:%[^ ]+]] = getelementptr i8, i8* [[OVERFLOW_ARG_AREA]], i64 4
407 // CHECK: [[MEM_ADDR:%[^ ]+]] = bitcast i8* [[RAW_MEM_ADDR]] to %struct.agg_4byte*
408 // CHECK: [[OVERFLOW_ARG_AREA2:%[^ ]+]] = getelementptr i8, i8* [[OVERFLOW_ARG_AREA]], i64 8
409 // CHECK: store i8* [[OVERFLOW_ARG_AREA2]], i8** [[OVERFLOW_ARG_AREA_PTR]]
410 // CHECK: [[VA_ARG_ADDR:%[^ ]+]] = phi %struct.agg_4byte* [ [[REG_ADDR]], %{{.*}} ], [ [[MEM_ADDR]], %{{.*}} ]
411 // CHECK: ret void
412 
413 struct agg_8byte va_agg_8byte(__builtin_va_list l) { return __builtin_va_arg(l, struct agg_8byte); }
414 // CHECK-LABEL: define{{.*}} void @va_agg_8byte(%struct.agg_8byte* noalias sret(%struct.agg_8byte) align 1 %{{.*}}, %struct.__va_list_tag* %{{.*}}
415 // CHECK: [[REG_COUNT_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 0
416 // CHECK: [[REG_COUNT:%[^ ]+]] = load i64, i64* [[REG_COUNT_PTR]]
417 // CHECK: [[FITS_IN_REGS:%[^ ]+]] = icmp ult i64 [[REG_COUNT]], 5
418 // CHECK: br i1 [[FITS_IN_REGS]],
419 // CHECK: [[SCALED_REG_COUNT:%[^ ]+]] = mul i64 [[REG_COUNT]], 8
420 // CHECK: [[REG_OFFSET:%[^ ]+]] = add i64 [[SCALED_REG_COUNT]], 16
421 // CHECK: [[REG_SAVE_AREA_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 3
422 // CHECK: [[REG_SAVE_AREA:%[^ ]+]] = load i8*, i8** [[REG_SAVE_AREA_PTR:[^ ]+]]
423 // CHECK: [[RAW_REG_ADDR:%[^ ]+]] = getelementptr i8, i8* [[REG_SAVE_AREA]], i64 [[REG_OFFSET]]
424 // CHECK: [[REG_ADDR:%[^ ]+]] = bitcast i8* [[RAW_REG_ADDR]] to %struct.agg_8byte*
425 // CHECK: [[REG_COUNT1:%[^ ]+]] = add i64 [[REG_COUNT]], 1
426 // CHECK: store i64 [[REG_COUNT1]], i64* [[REG_COUNT_PTR]]
427 // CHECK: [[OVERFLOW_ARG_AREA_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 2
428 // CHECK: [[OVERFLOW_ARG_AREA:%[^ ]+]] = load i8*, i8** [[OVERFLOW_ARG_AREA_PTR]]
429 // CHECK: [[RAW_MEM_ADDR:%[^ ]+]] = getelementptr i8, i8* [[OVERFLOW_ARG_AREA]], i64 0
430 // CHECK: [[MEM_ADDR:%[^ ]+]] = bitcast i8* [[RAW_MEM_ADDR]] to %struct.agg_8byte*
431 // CHECK: [[OVERFLOW_ARG_AREA2:%[^ ]+]] = getelementptr i8, i8* [[OVERFLOW_ARG_AREA]], i64 8
432 // CHECK: store i8* [[OVERFLOW_ARG_AREA2]], i8** [[OVERFLOW_ARG_AREA_PTR]]
433 // CHECK: [[VA_ARG_ADDR:%[^ ]+]] = phi %struct.agg_8byte* [ [[REG_ADDR]], %{{.*}} ], [ [[MEM_ADDR]], %{{.*}} ]
434 // CHECK: ret void
435 
436 struct agg_float va_agg_float(__builtin_va_list l) { return __builtin_va_arg(l, struct agg_float); }
437 // CHECK-LABEL: define{{.*}} void @va_agg_float(%struct.agg_float* noalias sret(%struct.agg_float) align 4 %{{.*}}, %struct.__va_list_tag* %{{.*}}
438 // HARD-FLOAT: [[REG_COUNT_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 1
439 // SOFT-FLOAT: [[REG_COUNT_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 0
440 // CHECK: [[REG_COUNT:%[^ ]+]] = load i64, i64* [[REG_COUNT_PTR]]
441 // HARD-FLOAT: [[FITS_IN_REGS:%[^ ]+]] = icmp ult i64 [[REG_COUNT]], 4
442 // SOFT-FLOAT: [[FITS_IN_REGS:%[^ ]+]] = icmp ult i64 [[REG_COUNT]], 5
443 // CHECK: br i1 [[FITS_IN_REGS]],
444 // CHECK: [[SCALED_REG_COUNT:%[^ ]+]] = mul i64 [[REG_COUNT]], 8
445 // HARD-FLOAT: [[REG_OFFSET:%[^ ]+]] = add i64 [[SCALED_REG_COUNT]], 128
446 // SOFT-FLOAT: [[REG_OFFSET:%[^ ]+]] = add i64 [[SCALED_REG_COUNT]], 20
447 // CHECK: [[REG_SAVE_AREA_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 3
448 // CHECK: [[REG_SAVE_AREA:%[^ ]+]] = load i8*, i8** [[REG_SAVE_AREA_PTR:[^ ]+]]
449 // CHECK: [[RAW_REG_ADDR:%[^ ]+]] = getelementptr i8, i8* [[REG_SAVE_AREA]], i64 [[REG_OFFSET]]
450 // CHECK: [[REG_ADDR:%[^ ]+]] = bitcast i8* [[RAW_REG_ADDR]] to %struct.agg_float*
451 // CHECK: [[REG_COUNT1:%[^ ]+]] = add i64 [[REG_COUNT]], 1
452 // CHECK: store i64 [[REG_COUNT1]], i64* [[REG_COUNT_PTR]]
453 // CHECK: [[OVERFLOW_ARG_AREA_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 2
454 // CHECK: [[OVERFLOW_ARG_AREA:%[^ ]+]] = load i8*, i8** [[OVERFLOW_ARG_AREA_PTR]]
455 // CHECK: [[RAW_MEM_ADDR:%[^ ]+]] = getelementptr i8, i8* [[OVERFLOW_ARG_AREA]], i64 4
456 // CHECK: [[MEM_ADDR:%[^ ]+]] = bitcast i8* [[RAW_MEM_ADDR]] to %struct.agg_float*
457 // CHECK: [[OVERFLOW_ARG_AREA2:%[^ ]+]] = getelementptr i8, i8* [[OVERFLOW_ARG_AREA]], i64 8
458 // CHECK: store i8* [[OVERFLOW_ARG_AREA2]], i8** [[OVERFLOW_ARG_AREA_PTR]]
459 // CHECK: [[VA_ARG_ADDR:%[^ ]+]] = phi %struct.agg_float* [ [[REG_ADDR]], %{{.*}} ], [ [[MEM_ADDR]], %{{.*}} ]
460 // CHECK: ret void
461 
462 struct agg_double va_agg_double(__builtin_va_list l) { return __builtin_va_arg(l, struct agg_double); }
463 // CHECK-LABEL: define{{.*}} void @va_agg_double(%struct.agg_double* noalias sret(%struct.agg_double) align 8 %{{.*}}, %struct.__va_list_tag* %{{.*}}
464 // HARD-FLOAT: [[REG_COUNT_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 1
465 // SOFT-FLOAT: [[REG_COUNT_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 0
466 // CHECK: [[REG_COUNT:%[^ ]+]] = load i64, i64* [[REG_COUNT_PTR]]
467 // HARD-FLOAT: [[FITS_IN_REGS:%[^ ]+]] = icmp ult i64 [[REG_COUNT]], 4
468 // SOFT-FLOAT: [[FITS_IN_REGS:%[^ ]+]] = icmp ult i64 [[REG_COUNT]], 5
469 // CHECK: br i1 [[FITS_IN_REGS]],
470 // CHECK: [[SCALED_REG_COUNT:%[^ ]+]] = mul i64 [[REG_COUNT]], 8
471 // HARD-FLOAT: [[REG_OFFSET:%[^ ]+]] = add i64 [[SCALED_REG_COUNT]], 128
472 // SOFT-FLOAT: [[REG_OFFSET:%[^ ]+]] = add i64 [[SCALED_REG_COUNT]], 16
473 // CHECK: [[REG_SAVE_AREA_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 3
474 // CHECK: [[REG_SAVE_AREA:%[^ ]+]] = load i8*, i8** [[REG_SAVE_AREA_PTR:[^ ]+]]
475 // CHECK: [[RAW_REG_ADDR:%[^ ]+]] = getelementptr i8, i8* [[REG_SAVE_AREA]], i64 [[REG_OFFSET]]
476 // CHECK: [[REG_ADDR:%[^ ]+]] = bitcast i8* [[RAW_REG_ADDR]] to %struct.agg_double*
477 // CHECK: [[REG_COUNT1:%[^ ]+]] = add i64 [[REG_COUNT]], 1
478 // CHECK: store i64 [[REG_COUNT1]], i64* [[REG_COUNT_PTR]]
479 // CHECK: [[OVERFLOW_ARG_AREA_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 2
480 // CHECK: [[OVERFLOW_ARG_AREA:%[^ ]+]] = load i8*, i8** [[OVERFLOW_ARG_AREA_PTR]]
481 // CHECK: [[RAW_MEM_ADDR:%[^ ]+]] = getelementptr i8, i8* [[OVERFLOW_ARG_AREA]], i64 0
482 // CHECK: [[MEM_ADDR:%[^ ]+]] = bitcast i8* [[RAW_MEM_ADDR]] to %struct.agg_double*
483 // CHECK: [[OVERFLOW_ARG_AREA2:%[^ ]+]] = getelementptr i8, i8* [[OVERFLOW_ARG_AREA]], i64 8
484 // CHECK: store i8* [[OVERFLOW_ARG_AREA2]], i8** [[OVERFLOW_ARG_AREA_PTR]]
485 // CHECK: [[VA_ARG_ADDR:%[^ ]+]] = phi %struct.agg_double* [ [[REG_ADDR]], %{{.*}} ], [ [[MEM_ADDR]], %{{.*}} ]
486 // CHECK: ret void
487 
488 struct agg_longdouble va_agg_longdouble(__builtin_va_list l) { return __builtin_va_arg(l, struct agg_longdouble); }
489 // CHECK-LABEL: define{{.*}} void @va_agg_longdouble(%struct.agg_longdouble* noalias sret(%struct.agg_longdouble) align 8 %{{.*}}, %struct.__va_list_tag* %{{.*}}
490 // CHECK: [[REG_COUNT_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 0
491 // CHECK: [[REG_COUNT:%[^ ]+]] = load i64, i64* [[REG_COUNT_PTR]]
492 // CHECK: [[FITS_IN_REGS:%[^ ]+]] = icmp ult i64 [[REG_COUNT]], 5
493 // CHECK: br i1 [[FITS_IN_REGS]],
494 // CHECK: [[SCALED_REG_COUNT:%[^ ]+]] = mul i64 [[REG_COUNT]], 8
495 // CHECK: [[REG_OFFSET:%[^ ]+]] = add i64 [[SCALED_REG_COUNT]], 16
496 // CHECK: [[REG_SAVE_AREA_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 3
497 // CHECK: [[REG_SAVE_AREA:%[^ ]+]] = load i8*, i8** [[REG_SAVE_AREA_PTR:[^ ]+]]
498 // CHECK: [[RAW_REG_ADDR:%[^ ]+]] = getelementptr i8, i8* [[REG_SAVE_AREA]], i64 [[REG_OFFSET]]
499 // CHECK: [[REG_ADDR:%[^ ]+]] = bitcast i8* [[RAW_REG_ADDR]] to %struct.agg_longdouble**
500 // CHECK: [[REG_COUNT1:%[^ ]+]] = add i64 [[REG_COUNT]], 1
501 // CHECK: store i64 [[REG_COUNT1]], i64* [[REG_COUNT_PTR]]
502 // CHECK: [[OVERFLOW_ARG_AREA_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 2
503 // CHECK: [[OVERFLOW_ARG_AREA:%[^ ]+]] = load i8*, i8** [[OVERFLOW_ARG_AREA_PTR]]
504 // CHECK: [[RAW_MEM_ADDR:%[^ ]+]] = getelementptr i8, i8* [[OVERFLOW_ARG_AREA]], i64 0
505 // CHECK: [[MEM_ADDR:%[^ ]+]] = bitcast i8* [[RAW_MEM_ADDR]] to %struct.agg_longdouble**
506 // CHECK: [[OVERFLOW_ARG_AREA2:%[^ ]+]] = getelementptr i8, i8* [[OVERFLOW_ARG_AREA]], i64 8
507 // CHECK: store i8* [[OVERFLOW_ARG_AREA2]], i8** [[OVERFLOW_ARG_AREA_PTR]]
508 // CHECK: [[VA_ARG_ADDR:%[^ ]+]] = phi %struct.agg_longdouble** [ [[REG_ADDR]], %{{.*}} ], [ [[MEM_ADDR]], %{{.*}} ]
509 // CHECK: [[INDIRECT_ARG:%[^ ]+]] = load %struct.agg_longdouble*, %struct.agg_longdouble** [[VA_ARG_ADDR]]
510 // CHECK: ret void
511 
512 struct agg_float_a8 va_agg_float_a8(__builtin_va_list l) { return __builtin_va_arg(l, struct agg_float_a8); }
513 // CHECK-LABEL: define{{.*}} void @va_agg_float_a8(%struct.agg_float_a8* noalias sret(%struct.agg_float_a8) align 8 %{{.*}}, %struct.__va_list_tag* %{{.*}}
514 // HARD-FLOAT: [[REG_COUNT_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 1
515 // SOFT-FLOAT: [[REG_COUNT_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 0
516 // CHECK: [[REG_COUNT:%[^ ]+]] = load i64, i64* [[REG_COUNT_PTR]]
517 // HARD-FLOAT: [[FITS_IN_REGS:%[^ ]+]] = icmp ult i64 [[REG_COUNT]], 4
518 // SOFT-FLOAT: [[FITS_IN_REGS:%[^ ]+]] = icmp ult i64 [[REG_COUNT]], 5
519 // CHECK: br i1 [[FITS_IN_REGS]],
520 // CHECK: [[SCALED_REG_COUNT:%[^ ]+]] = mul i64 [[REG_COUNT]], 8
521 // HARD-FLOAT: [[REG_OFFSET:%[^ ]+]] = add i64 [[SCALED_REG_COUNT]], 128
522 // SOFT-FLOAT: [[REG_OFFSET:%[^ ]+]] = add i64 [[SCALED_REG_COUNT]], 16
523 // CHECK: [[REG_SAVE_AREA_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 3
524 // CHECK: [[REG_SAVE_AREA:%[^ ]+]] = load i8*, i8** [[REG_SAVE_AREA_PTR:[^ ]+]]
525 // CHECK: [[RAW_REG_ADDR:%[^ ]+]] = getelementptr i8, i8* [[REG_SAVE_AREA]], i64 [[REG_OFFSET]]
526 // CHECK: [[REG_ADDR:%[^ ]+]] = bitcast i8* [[RAW_REG_ADDR]] to %struct.agg_float_a8*
527 // CHECK: [[REG_COUNT1:%[^ ]+]] = add i64 [[REG_COUNT]], 1
528 // CHECK: store i64 [[REG_COUNT1]], i64* [[REG_COUNT_PTR]]
529 // CHECK: [[OVERFLOW_ARG_AREA_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 2
530 // CHECK: [[OVERFLOW_ARG_AREA:%[^ ]+]] = load i8*, i8** [[OVERFLOW_ARG_AREA_PTR]]
531 // CHECK: [[RAW_MEM_ADDR:%[^ ]+]] = getelementptr i8, i8* [[OVERFLOW_ARG_AREA]], i64 0
532 // CHECK: [[MEM_ADDR:%[^ ]+]] = bitcast i8* [[RAW_MEM_ADDR]] to %struct.agg_float_a8*
533 // CHECK: [[OVERFLOW_ARG_AREA2:%[^ ]+]] = getelementptr i8, i8* [[OVERFLOW_ARG_AREA]], i64 8
534 // CHECK: store i8* [[OVERFLOW_ARG_AREA2]], i8** [[OVERFLOW_ARG_AREA_PTR]]
535 // CHECK: [[VA_ARG_ADDR:%[^ ]+]] = phi %struct.agg_float_a8* [ [[REG_ADDR]], %{{.*}} ], [ [[MEM_ADDR]], %{{.*}} ]
536 // CHECK: ret void
537 
538 struct agg_float_a16 va_agg_float_a16(__builtin_va_list l) { return __builtin_va_arg(l, struct agg_float_a16); }
539 // CHECK-LABEL: define{{.*}} void @va_agg_float_a16(%struct.agg_float_a16* noalias sret(%struct.agg_float_a16) align 16 %{{.*}}, %struct.__va_list_tag* %{{.*}}
540 // CHECK: [[REG_COUNT_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 0
541 // CHECK: [[REG_COUNT:%[^ ]+]] = load i64, i64* [[REG_COUNT_PTR]]
542 // CHECK: [[FITS_IN_REGS:%[^ ]+]] = icmp ult i64 [[REG_COUNT]], 5
543 // CHECK: br i1 [[FITS_IN_REGS]],
544 // CHECK: [[SCALED_REG_COUNT:%[^ ]+]] = mul i64 [[REG_COUNT]], 8
545 // CHECK: [[REG_OFFSET:%[^ ]+]] = add i64 [[SCALED_REG_COUNT]], 16
546 // CHECK: [[REG_SAVE_AREA_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 3
547 // CHECK: [[REG_SAVE_AREA:%[^ ]+]] = load i8*, i8** [[REG_SAVE_AREA_PTR:[^ ]+]]
548 // CHECK: [[RAW_REG_ADDR:%[^ ]+]] = getelementptr i8, i8* [[REG_SAVE_AREA]], i64 [[REG_OFFSET]]
549 // CHECK: [[REG_ADDR:%[^ ]+]] = bitcast i8* [[RAW_REG_ADDR]] to %struct.agg_float_a16**
550 // CHECK: [[REG_COUNT1:%[^ ]+]] = add i64 [[REG_COUNT]], 1
551 // CHECK: store i64 [[REG_COUNT1]], i64* [[REG_COUNT_PTR]]
552 // CHECK: [[OVERFLOW_ARG_AREA_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 2
553 // CHECK: [[OVERFLOW_ARG_AREA:%[^ ]+]] = load i8*, i8** [[OVERFLOW_ARG_AREA_PTR]]
554 // CHECK: [[RAW_MEM_ADDR:%[^ ]+]] = getelementptr i8, i8* [[OVERFLOW_ARG_AREA]], i64 0
555 // CHECK: [[MEM_ADDR:%[^ ]+]] = bitcast i8* [[RAW_MEM_ADDR]] to %struct.agg_float_a16**
556 // CHECK: [[OVERFLOW_ARG_AREA2:%[^ ]+]] = getelementptr i8, i8* [[OVERFLOW_ARG_AREA]], i64 8
557 // CHECK: store i8* [[OVERFLOW_ARG_AREA2]], i8** [[OVERFLOW_ARG_AREA_PTR]]
558 // CHECK: [[VA_ARG_ADDR:%[^ ]+]] = phi %struct.agg_float_a16** [ [[REG_ADDR]], %{{.*}} ], [ [[MEM_ADDR]], %{{.*}} ]
559 // CHECK: [[INDIRECT_ARG:%[^ ]+]] = load %struct.agg_float_a16*, %struct.agg_float_a16** [[VA_ARG_ADDR]]
560 // CHECK: ret void
561 
562 struct agg_nofloat1 va_agg_nofloat1(__builtin_va_list l) { return __builtin_va_arg(l, struct agg_nofloat1); }
563 // CHECK-LABEL: define{{.*}} void @va_agg_nofloat1(%struct.agg_nofloat1* noalias sret(%struct.agg_nofloat1) align 4 %{{.*}}, %struct.__va_list_tag* %{{.*}}
564 // CHECK: [[REG_COUNT_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 0
565 // CHECK: [[REG_COUNT:%[^ ]+]] = load i64, i64* [[REG_COUNT_PTR]]
566 // CHECK: [[FITS_IN_REGS:%[^ ]+]] = icmp ult i64 [[REG_COUNT]], 5
567 // CHECK: br i1 [[FITS_IN_REGS]],
568 // CHECK: [[SCALED_REG_COUNT:%[^ ]+]] = mul i64 [[REG_COUNT]], 8
569 // CHECK: [[REG_OFFSET:%[^ ]+]] = add i64 [[SCALED_REG_COUNT]], 16
570 // CHECK: [[REG_SAVE_AREA_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 3
571 // CHECK: [[REG_SAVE_AREA:%[^ ]+]] = load i8*, i8** [[REG_SAVE_AREA_PTR:[^ ]+]]
572 // CHECK: [[RAW_REG_ADDR:%[^ ]+]] = getelementptr i8, i8* [[REG_SAVE_AREA]], i64 [[REG_OFFSET]]
573 // CHECK: [[REG_ADDR:%[^ ]+]] = bitcast i8* [[RAW_REG_ADDR]] to %struct.agg_nofloat1*
574 // CHECK: [[REG_COUNT1:%[^ ]+]] = add i64 [[REG_COUNT]], 1
575 // CHECK: store i64 [[REG_COUNT1]], i64* [[REG_COUNT_PTR]]
576 // CHECK: [[OVERFLOW_ARG_AREA_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 2
577 // CHECK: [[OVERFLOW_ARG_AREA:%[^ ]+]] = load i8*, i8** [[OVERFLOW_ARG_AREA_PTR]]
578 // CHECK: [[RAW_MEM_ADDR:%[^ ]+]] = getelementptr i8, i8* [[OVERFLOW_ARG_AREA]], i64 0
579 // CHECK: [[MEM_ADDR:%[^ ]+]] = bitcast i8* [[RAW_MEM_ADDR]] to %struct.agg_nofloat1*
580 // CHECK: [[OVERFLOW_ARG_AREA2:%[^ ]+]] = getelementptr i8, i8* [[OVERFLOW_ARG_AREA]], i64 8
581 // CHECK: store i8* [[OVERFLOW_ARG_AREA2]], i8** [[OVERFLOW_ARG_AREA_PTR]]
582 // CHECK: [[VA_ARG_ADDR:%[^ ]+]] = phi %struct.agg_nofloat1* [ [[REG_ADDR]], %{{.*}} ], [ [[MEM_ADDR]], %{{.*}} ]
583 // CHECK: ret void
584 
585 struct agg_nofloat2 va_agg_nofloat2(__builtin_va_list l) { return __builtin_va_arg(l, struct agg_nofloat2); }
586 // CHECK-LABEL: define{{.*}} void @va_agg_nofloat2(%struct.agg_nofloat2* noalias sret(%struct.agg_nofloat2) align 4 %{{.*}}, %struct.__va_list_tag* %{{.*}}
587 // CHECK: [[REG_COUNT_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 0
588 // CHECK: [[REG_COUNT:%[^ ]+]] = load i64, i64* [[REG_COUNT_PTR]]
589 // CHECK: [[FITS_IN_REGS:%[^ ]+]] = icmp ult i64 [[REG_COUNT]], 5
590 // CHECK: br i1 [[FITS_IN_REGS]],
591 // CHECK: [[SCALED_REG_COUNT:%[^ ]+]] = mul i64 [[REG_COUNT]], 8
592 // CHECK: [[REG_OFFSET:%[^ ]+]] = add i64 [[SCALED_REG_COUNT]], 16
593 // CHECK: [[REG_SAVE_AREA_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 3
594 // CHECK: [[REG_SAVE_AREA:%[^ ]+]] = load i8*, i8** [[REG_SAVE_AREA_PTR:[^ ]+]]
595 // CHECK: [[RAW_REG_ADDR:%[^ ]+]] = getelementptr i8, i8* [[REG_SAVE_AREA]], i64 [[REG_OFFSET]]
596 // CHECK: [[REG_ADDR:%[^ ]+]] = bitcast i8* [[RAW_REG_ADDR]] to %struct.agg_nofloat2*
597 // CHECK: [[REG_COUNT1:%[^ ]+]] = add i64 [[REG_COUNT]], 1
598 // CHECK: store i64 [[REG_COUNT1]], i64* [[REG_COUNT_PTR]]
599 // CHECK: [[OVERFLOW_ARG_AREA_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 2
600 // CHECK: [[OVERFLOW_ARG_AREA:%[^ ]+]] = load i8*, i8** [[OVERFLOW_ARG_AREA_PTR]]
601 // CHECK: [[RAW_MEM_ADDR:%[^ ]+]] = getelementptr i8, i8* [[OVERFLOW_ARG_AREA]], i64 0
602 // CHECK: [[MEM_ADDR:%[^ ]+]] = bitcast i8* [[RAW_MEM_ADDR]] to %struct.agg_nofloat2*
603 // CHECK: [[OVERFLOW_ARG_AREA2:%[^ ]+]] = getelementptr i8, i8* [[OVERFLOW_ARG_AREA]], i64 8
604 // CHECK: store i8* [[OVERFLOW_ARG_AREA2]], i8** [[OVERFLOW_ARG_AREA_PTR]]
605 // CHECK: [[VA_ARG_ADDR:%[^ ]+]] = phi %struct.agg_nofloat2* [ [[REG_ADDR]], %{{.*}} ], [ [[MEM_ADDR]], %{{.*}} ]
606 // CHECK: ret void
607 
608 struct agg_nofloat3 va_agg_nofloat3(__builtin_va_list l) { return __builtin_va_arg(l, struct agg_nofloat3); }
609 // CHECK-LABEL: define{{.*}} void @va_agg_nofloat3(%struct.agg_nofloat3* noalias sret(%struct.agg_nofloat3) align 4 %{{.*}}, %struct.__va_list_tag* %{{.*}}
610 // CHECK: [[REG_COUNT_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 0
611 // CHECK: [[REG_COUNT:%[^ ]+]] = load i64, i64* [[REG_COUNT_PTR]]
612 // CHECK: [[FITS_IN_REGS:%[^ ]+]] = icmp ult i64 [[REG_COUNT]], 5
613 // CHECK: br i1 [[FITS_IN_REGS]],
614 // CHECK: [[SCALED_REG_COUNT:%[^ ]+]] = mul i64 [[REG_COUNT]], 8
615 // CHECK: [[REG_OFFSET:%[^ ]+]] = add i64 [[SCALED_REG_COUNT]], 20
616 // CHECK: [[REG_SAVE_AREA_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 3
617 // CHECK: [[REG_SAVE_AREA:%[^ ]+]] = load i8*, i8** [[REG_SAVE_AREA_PTR:[^ ]+]]
618 // CHECK: [[RAW_REG_ADDR:%[^ ]+]] = getelementptr i8, i8* [[REG_SAVE_AREA]], i64 [[REG_OFFSET]]
619 // CHECK: [[REG_ADDR:%[^ ]+]] = bitcast i8* [[RAW_REG_ADDR]] to %struct.agg_nofloat3*
620 // CHECK: [[REG_COUNT1:%[^ ]+]] = add i64 [[REG_COUNT]], 1
621 // CHECK: store i64 [[REG_COUNT1]], i64* [[REG_COUNT_PTR]]
622 // CHECK: [[OVERFLOW_ARG_AREA_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 2
623 // CHECK: [[OVERFLOW_ARG_AREA:%[^ ]+]] = load i8*, i8** [[OVERFLOW_ARG_AREA_PTR]]
624 // CHECK: [[RAW_MEM_ADDR:%[^ ]+]] = getelementptr i8, i8* [[OVERFLOW_ARG_AREA]], i64 4
625 // CHECK: [[MEM_ADDR:%[^ ]+]] = bitcast i8* [[RAW_MEM_ADDR]] to %struct.agg_nofloat3*
626 // CHECK: [[OVERFLOW_ARG_AREA2:%[^ ]+]] = getelementptr i8, i8* [[OVERFLOW_ARG_AREA]], i64 8
627 // CHECK: store i8* [[OVERFLOW_ARG_AREA2]], i8** [[OVERFLOW_ARG_AREA_PTR]]
628 // CHECK: [[VA_ARG_ADDR:%[^ ]+]] = phi %struct.agg_nofloat3* [ [[REG_ADDR]], %{{.*}} ], [ [[MEM_ADDR]], %{{.*}} ]
629 // CHECK: ret void
630 
631