1 // RUN: %clang_cc1 -disable-noundef-analysis -triple s390x-linux-gnu \
2 // RUN:   -emit-llvm -o - %s | FileCheck %s --check-prefixes=CHECK,HARD-FLOAT
3 // RUN: %clang_cc1 -disable-noundef-analysis -triple s390x-linux-gnu -target-feature +vector \
4 // RUN:   -emit-llvm -o - %s | FileCheck %s --check-prefixes=CHECK,HARD-FLOAT
5 // RUN: %clang_cc1 -disable-noundef-analysis -triple s390x-linux-gnu -target-cpu z13 \
6 // RUN:   -emit-llvm -o - %s | FileCheck %s --check-prefixes=CHECK,HARD-FLOAT
7 // RUN: %clang_cc1 -disable-noundef-analysis -triple s390x-linux-gnu -target-cpu arch11 \
8 // RUN:   -emit-llvm -o - %s | FileCheck %s --check-prefixes=CHECK,HARD-FLOAT
9 // RUN: %clang_cc1 -disable-noundef-analysis -triple s390x-linux-gnu -target-cpu z14 \
10 // RUN:   -emit-llvm -o - %s | FileCheck %s --check-prefixes=CHECK,HARD-FLOAT
11 // RUN: %clang_cc1 -disable-noundef-analysis -triple s390x-linux-gnu -target-cpu arch12 \
12 // RUN:   -emit-llvm -o - %s | FileCheck %s --check-prefixes=CHECK,HARD-FLOAT
13 // RUN: %clang_cc1 -disable-noundef-analysis -triple s390x-linux-gnu -target-cpu z15 \
14 // RUN:   -emit-llvm -o - %s | FileCheck %s --check-prefixes=CHECK,HARD-FLOAT
15 // RUN: %clang_cc1 -disable-noundef-analysis -triple s390x-linux-gnu -target-cpu arch13 \
16 // RUN:   -emit-llvm -o - %s | FileCheck %s --check-prefixes=CHECK,HARD-FLOAT
17 // RUN: %clang_cc1 -disable-noundef-analysis -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 // RUN: %clang_cc1 -disable-noundef-analysis -triple s390x-linux-gnu -target-cpu arch14 \
21 // RUN:   -emit-llvm -o - %s | FileCheck %s --check-prefixes=CHECK,HARD-FLOAT
22 // RUN: %clang_cc1 -disable-noundef-analysis -triple s390x-linux-gnu -target-cpu arch14 \
23 // RUN:   -emit-llvm -o - %s -mfloat-abi soft | FileCheck %s \
24 // RUN:   --check-prefixes=CHECK,SOFT-FLOAT
25 
26 // Scalar types
27 
28 char pass_char(char arg) { return arg; }
29 // CHECK-LABEL: define{{.*}} signext i8 @pass_char(i8 signext %{{.*}})
30 
31 short pass_short(short arg) { return arg; }
32 // CHECK-LABEL: define{{.*}} signext i16 @pass_short(i16 signext %{{.*}})
33 
34 int pass_int(int arg) { return arg; }
35 // CHECK-LABEL: define{{.*}} signext i32 @pass_int(i32 signext %{{.*}})
36 
37 long pass_long(long arg) { return arg; }
38 // CHECK-LABEL: define{{.*}} i64 @pass_long(i64 %{{.*}})
39 
40 long long pass_longlong(long long arg) { return arg; }
41 // CHECK-LABEL: define{{.*}} i64 @pass_longlong(i64 %{{.*}})
42 
43 __int128 pass_int128(__int128 arg) { return arg; }
44 // CHECK-LABEL: define{{.*}} void @pass_int128(i128* noalias sret(i128) align 16 %{{.*}}, i128* %0)
45 
46 float pass_float(float arg) { return arg; }
47 // CHECK-LABEL: define{{.*}} float @pass_float(float %{{.*}})
48 
49 double pass_double(double arg) { return arg; }
50 // CHECK-LABEL: define{{.*}} double @pass_double(double %{{.*}})
51 
52 long double pass_longdouble(long double arg) { return arg; }
53 // CHECK-LABEL: define{{.*}} void @pass_longdouble(fp128* noalias sret(fp128) align 8 %{{.*}}, fp128* %0)
54 
55 
56 // Complex types
57 
58 _Complex char pass_complex_char(_Complex char arg) { return arg; }
59 // CHECK-LABEL: define{{.*}} void @pass_complex_char({ i8, i8 }* noalias sret({ i8, i8 }) align 1 %{{.*}}, { i8, i8 }* %{{.*}}arg)
60 
61 _Complex short pass_complex_short(_Complex short arg) { return arg; }
62 // CHECK-LABEL: define{{.*}} void @pass_complex_short({ i16, i16 }* noalias sret({ i16, i16 }) align 2 %{{.*}}, { i16, i16 }* %{{.*}}arg)
63 
64 _Complex int pass_complex_int(_Complex int arg) { return arg; }
65 // CHECK-LABEL: define{{.*}} void @pass_complex_int({ i32, i32 }* noalias sret({ i32, i32 }) align 4 %{{.*}}, { i32, i32 }* %{{.*}}arg)
66 
67 _Complex long pass_complex_long(_Complex long arg) { return arg; }
68 // CHECK-LABEL: define{{.*}} void @pass_complex_long({ i64, i64 }* noalias sret({ i64, i64 }) align 8 %{{.*}}, { i64, i64 }* %{{.*}}arg)
69 
70 _Complex long long pass_complex_longlong(_Complex long long arg) { return arg; }
71 // CHECK-LABEL: define{{.*}} void @pass_complex_longlong({ i64, i64 }* noalias sret({ i64, i64 }) align 8 %{{.*}}, { i64, i64 }* %{{.*}}arg)
72 
73 _Complex float pass_complex_float(_Complex float arg) { return arg; }
74 // CHECK-LABEL: define{{.*}} void @pass_complex_float({ float, float }* noalias sret({ float, float }) align 4 %{{.*}}, { float, float }* %{{.*}}arg)
75 
76 _Complex double pass_complex_double(_Complex double arg) { return arg; }
77 // CHECK-LABEL: define{{.*}} void @pass_complex_double({ double, double }* noalias sret({ double, double }) align 8 %{{.*}}, { double, double }* %{{.*}}arg)
78 
79 _Complex long double pass_complex_longdouble(_Complex long double arg) { return arg; }
80 // CHECK-LABEL: define{{.*}} void @pass_complex_longdouble({ fp128, fp128 }* noalias sret({ fp128, fp128 }) align 8 %{{.*}}, { fp128, fp128 }* %{{.*}}arg)
81 
82 
83 // Aggregate types
84 
85 struct agg_1byte { char a[1]; };
86 struct agg_1byte pass_agg_1byte(struct agg_1byte arg) { return arg; }
87 // CHECK-LABEL: define{{.*}} void @pass_agg_1byte(%struct.agg_1byte* noalias sret(%struct.agg_1byte) align 1 %{{.*}}, i8 %{{.*}})
88 
89 struct agg_2byte { char a[2]; };
90 struct agg_2byte pass_agg_2byte(struct agg_2byte arg) { return arg; }
91 // CHECK-LABEL: define{{.*}} void @pass_agg_2byte(%struct.agg_2byte* noalias sret(%struct.agg_2byte) align 1 %{{.*}}, i16 %{{.*}})
92 
93 struct agg_3byte { char a[3]; };
94 struct agg_3byte pass_agg_3byte(struct agg_3byte arg) { return arg; }
95 // CHECK-LABEL: define{{.*}} void @pass_agg_3byte(%struct.agg_3byte* noalias sret(%struct.agg_3byte) align 1 %{{.*}}, %struct.agg_3byte* %{{.*}})
96 
97 struct agg_4byte { char a[4]; };
98 struct agg_4byte pass_agg_4byte(struct agg_4byte arg) { return arg; }
99 // CHECK-LABEL: define{{.*}} void @pass_agg_4byte(%struct.agg_4byte* noalias sret(%struct.agg_4byte) align 1 %{{.*}}, i32 %{{.*}})
100 
101 struct agg_5byte { char a[5]; };
102 struct agg_5byte pass_agg_5byte(struct agg_5byte arg) { return arg; }
103 // CHECK-LABEL: define{{.*}} void @pass_agg_5byte(%struct.agg_5byte* noalias sret(%struct.agg_5byte) align 1 %{{.*}}, %struct.agg_5byte* %{{.*}})
104 
105 struct agg_6byte { char a[6]; };
106 struct agg_6byte pass_agg_6byte(struct agg_6byte arg) { return arg; }
107 // CHECK-LABEL: define{{.*}} void @pass_agg_6byte(%struct.agg_6byte* noalias sret(%struct.agg_6byte) align 1 %{{.*}}, %struct.agg_6byte* %{{.*}})
108 
109 struct agg_7byte { char a[7]; };
110 struct agg_7byte pass_agg_7byte(struct agg_7byte arg) { return arg; }
111 // CHECK-LABEL: define{{.*}} void @pass_agg_7byte(%struct.agg_7byte* noalias sret(%struct.agg_7byte) align 1 %{{.*}}, %struct.agg_7byte* %{{.*}})
112 
113 struct agg_8byte { char a[8]; };
114 struct agg_8byte pass_agg_8byte(struct agg_8byte arg) { return arg; }
115 // CHECK-LABEL: define{{.*}} void @pass_agg_8byte(%struct.agg_8byte* noalias sret(%struct.agg_8byte) align 1 %{{.*}}, i64 %{{.*}})
116 
117 struct agg_16byte { char a[16]; };
118 struct agg_16byte pass_agg_16byte(struct agg_16byte arg) { return arg; }
119 // CHECK-LABEL: define{{.*}} void @pass_agg_16byte(%struct.agg_16byte* noalias sret(%struct.agg_16byte) align 1 %{{.*}}, %struct.agg_16byte* %{{.*}})
120 
121 
122 // Float-like aggregate types
123 
124 struct agg_float { float a; };
125 struct agg_float pass_agg_float(struct agg_float arg) { return arg; }
126 // HARD-FLOAT-LABEL: define{{.*}} void @pass_agg_float(%struct.agg_float* noalias sret(%struct.agg_float) align 4 %{{.*}}, float %{{.*}})
127 // SOFT-FLOAT-LABEL: define{{.*}} void @pass_agg_float(%struct.agg_float* noalias sret(%struct.agg_float) align 4 %{{.*}}, i32 %{{.*}})
128 
129 struct agg_double { double a; };
130 struct agg_double pass_agg_double(struct agg_double arg) { return arg; }
131 // HARD-FLOAT-LABEL: define{{.*}} void @pass_agg_double(%struct.agg_double* noalias sret(%struct.agg_double) align 8 %{{.*}}, double %{{.*}})
132 // SOFT-FLOAT-LABEL: define{{.*}} void @pass_agg_double(%struct.agg_double* noalias sret(%struct.agg_double) align 8 %{{.*}}, i64 %{{.*}})
133 
134 struct agg_longdouble { long double a; };
135 struct agg_longdouble pass_agg_longdouble(struct agg_longdouble arg) { return arg; }
136 // CHECK-LABEL: define{{.*}} void @pass_agg_longdouble(%struct.agg_longdouble* noalias sret(%struct.agg_longdouble) align 8 %{{.*}}, %struct.agg_longdouble* %{{.*}})
137 
138 struct agg_float_a8 { float a __attribute__((aligned (8))); };
139 struct agg_float_a8 pass_agg_float_a8(struct agg_float_a8 arg) { return arg; }
140 // HARD-FLOAT-LABEL: define{{.*}} void @pass_agg_float_a8(%struct.agg_float_a8* noalias sret(%struct.agg_float_a8) align 8 %{{.*}}, double %{{.*}})
141 // SOFT-FLOAT-LABEL: define{{.*}} void @pass_agg_float_a8(%struct.agg_float_a8* noalias sret(%struct.agg_float_a8) align 8 %{{.*}}, i64 %{{.*}})
142 
143 struct agg_float_a16 { float a __attribute__((aligned (16))); };
144 struct agg_float_a16 pass_agg_float_a16(struct agg_float_a16 arg) { return arg; }
145 // CHECK-LABEL: define{{.*}} void @pass_agg_float_a16(%struct.agg_float_a16* noalias sret(%struct.agg_float_a16) align 16 %{{.*}}, %struct.agg_float_a16* %{{.*}})
146 
147 
148 // Verify that the following are *not* float-like aggregate types
149 
150 struct agg_nofloat1 { float a; float b; };
151 struct agg_nofloat1 pass_agg_nofloat1(struct agg_nofloat1 arg) { return arg; }
152 // CHECK-LABEL: define{{.*}} void @pass_agg_nofloat1(%struct.agg_nofloat1* noalias sret(%struct.agg_nofloat1) align 4 %{{.*}}, i64 %{{.*}})
153 
154 struct agg_nofloat2 { float a; int b; };
155 struct agg_nofloat2 pass_agg_nofloat2(struct agg_nofloat2 arg) { return arg; }
156 // CHECK-LABEL: define{{.*}} void @pass_agg_nofloat2(%struct.agg_nofloat2* noalias sret(%struct.agg_nofloat2) align 4 %{{.*}}, i64 %{{.*}})
157 
158 struct agg_nofloat3 { float a; int : 0; };
159 struct agg_nofloat3 pass_agg_nofloat3(struct agg_nofloat3 arg) { return arg; }
160 // CHECK-LABEL: define{{.*}} void @pass_agg_nofloat3(%struct.agg_nofloat3* noalias sret(%struct.agg_nofloat3) align 4 %{{.*}}, i32 %{{.*}})
161 
162 
163 // Union types likewise are *not* float-like aggregate types
164 
165 union union_float { float a; };
166 union union_float pass_union_float(union union_float arg) { return arg; }
167 // CHECK-LABEL: define{{.*}} void @pass_union_float(%union.union_float* noalias sret(%union.union_float) align 4 %{{.*}}, i32 %{{.*}})
168 
169 union union_double { double a; };
170 union union_double pass_union_double(union union_double arg) { return arg; }
171 // CHECK-LABEL: define{{.*}} void @pass_union_double(%union.union_double* noalias sret(%union.union_double) align 8 %{{.*}}, i64 %{{.*}})
172 
173 
174 // Accessing variable argument lists
175 
176 int va_int(__builtin_va_list l) { return __builtin_va_arg(l, int); }
177 // CHECK-LABEL: define{{.*}} signext i32 @va_int(%struct.__va_list_tag* %{{.*}})
178 // CHECK: [[REG_COUNT_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 0
179 // CHECK: [[REG_COUNT:%[^ ]+]] = load i64, i64* [[REG_COUNT_PTR]]
180 // CHECK: [[FITS_IN_REGS:%[^ ]+]] = icmp ult i64 [[REG_COUNT]], 5
181 // CHECK: br i1 [[FITS_IN_REGS]],
182 // CHECK: [[SCALED_REG_COUNT:%[^ ]+]] = mul i64 [[REG_COUNT]], 8
183 // CHECK: [[REG_OFFSET:%[^ ]+]] = add i64 [[SCALED_REG_COUNT]], 20
184 // CHECK: [[REG_SAVE_AREA_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 3
185 // CHECK: [[REG_SAVE_AREA:%[^ ]+]] = load i8*, i8** [[REG_SAVE_AREA_PTR:[^ ]+]]
186 // CHECK: [[RAW_REG_ADDR:%[^ ]+]] = getelementptr i8, i8* [[REG_SAVE_AREA]], i64 [[REG_OFFSET]]
187 // CHECK: [[REG_ADDR:%[^ ]+]] = bitcast i8* [[RAW_REG_ADDR]] to i32*
188 // CHECK: [[REG_COUNT1:%[^ ]+]] = add i64 [[REG_COUNT]], 1
189 // CHECK: store i64 [[REG_COUNT1]], i64* [[REG_COUNT_PTR]]
190 // CHECK: [[OVERFLOW_ARG_AREA_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 2
191 // CHECK: [[OVERFLOW_ARG_AREA:%[^ ]+]] = load i8*, i8** [[OVERFLOW_ARG_AREA_PTR]]
192 // CHECK: [[RAW_MEM_ADDR:%[^ ]+]] = getelementptr i8, i8* [[OVERFLOW_ARG_AREA]], i64 4
193 // CHECK: [[MEM_ADDR:%[^ ]+]] = bitcast i8* [[RAW_MEM_ADDR]] to i32*
194 // CHECK: [[OVERFLOW_ARG_AREA2:%[^ ]+]] = getelementptr i8, i8* [[OVERFLOW_ARG_AREA]], i64 8
195 // CHECK: store i8* [[OVERFLOW_ARG_AREA2]], i8** [[OVERFLOW_ARG_AREA_PTR]]
196 // CHECK: [[VA_ARG_ADDR:%[^ ]+]] = phi i32* [ [[REG_ADDR]], %{{.*}} ], [ [[MEM_ADDR]], %{{.*}} ]
197 // CHECK: [[RET:%[^ ]+]] = load i32, i32* [[VA_ARG_ADDR]]
198 // CHECK: ret i32 [[RET]]
199 
200 long va_long(__builtin_va_list l) { return __builtin_va_arg(l, long); }
201 // CHECK-LABEL: define{{.*}} i64 @va_long(%struct.__va_list_tag* %{{.*}})
202 // CHECK: [[REG_COUNT_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 0
203 // CHECK: [[REG_COUNT:%[^ ]+]] = load i64, i64* [[REG_COUNT_PTR]]
204 // CHECK: [[FITS_IN_REGS:%[^ ]+]] = icmp ult i64 [[REG_COUNT]], 5
205 // CHECK: br i1 [[FITS_IN_REGS]],
206 // CHECK: [[SCALED_REG_COUNT:%[^ ]+]] = mul i64 [[REG_COUNT]], 8
207 // CHECK: [[REG_OFFSET:%[^ ]+]] = add i64 [[SCALED_REG_COUNT]], 16
208 // CHECK: [[REG_SAVE_AREA_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 3
209 // CHECK: [[REG_SAVE_AREA:%[^ ]+]] = load i8*, i8** [[REG_SAVE_AREA_PTR:[^ ]+]]
210 // CHECK: [[RAW_REG_ADDR:%[^ ]+]] = getelementptr i8, i8* [[REG_SAVE_AREA]], i64 [[REG_OFFSET]]
211 // CHECK: [[REG_ADDR:%[^ ]+]] = bitcast i8* [[RAW_REG_ADDR]] to i64*
212 // CHECK: [[REG_COUNT1:%[^ ]+]] = add i64 [[REG_COUNT]], 1
213 // CHECK: store i64 [[REG_COUNT1]], i64* [[REG_COUNT_PTR]]
214 // CHECK: [[OVERFLOW_ARG_AREA_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 2
215 // CHECK: [[OVERFLOW_ARG_AREA:%[^ ]+]] = load i8*, i8** [[OVERFLOW_ARG_AREA_PTR]]
216 // CHECK: [[RAW_MEM_ADDR:%[^ ]+]] = getelementptr i8, i8* [[OVERFLOW_ARG_AREA]], i64 0
217 // CHECK: [[MEM_ADDR:%[^ ]+]] = bitcast i8* [[RAW_MEM_ADDR]] to i64*
218 // CHECK: [[OVERFLOW_ARG_AREA2:%[^ ]+]] = getelementptr i8, i8* [[OVERFLOW_ARG_AREA]], i64 8
219 // CHECK: store i8* [[OVERFLOW_ARG_AREA2]], i8** [[OVERFLOW_ARG_AREA_PTR]]
220 // CHECK: [[VA_ARG_ADDR:%[^ ]+]] = phi i64* [ [[REG_ADDR]], %{{.*}} ], [ [[MEM_ADDR]], %{{.*}} ]
221 // CHECK: [[RET:%[^ ]+]] = load i64, i64* [[VA_ARG_ADDR]]
222 // CHECK: ret i64 [[RET]]
223 
224 long long va_longlong(__builtin_va_list l) { return __builtin_va_arg(l, long long); }
225 // CHECK-LABEL: define{{.*}} i64 @va_longlong(%struct.__va_list_tag* %{{.*}})
226 // CHECK: [[REG_COUNT_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 0
227 // CHECK: [[REG_COUNT:%[^ ]+]] = load i64, i64* [[REG_COUNT_PTR]]
228 // CHECK: [[FITS_IN_REGS:%[^ ]+]] = icmp ult i64 [[REG_COUNT]], 5
229 // CHECK: br i1 [[FITS_IN_REGS]],
230 // CHECK: [[SCALED_REG_COUNT:%[^ ]+]] = mul i64 [[REG_COUNT]], 8
231 // CHECK: [[REG_OFFSET:%[^ ]+]] = add i64 [[SCALED_REG_COUNT]], 16
232 // CHECK: [[REG_SAVE_AREA_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 3
233 // CHECK: [[REG_SAVE_AREA:%[^ ]+]] = load i8*, i8** [[REG_SAVE_AREA_PTR:[^ ]+]]
234 // CHECK: [[RAW_REG_ADDR:%[^ ]+]] = getelementptr i8, i8* [[REG_SAVE_AREA]], i64 [[REG_OFFSET]]
235 // CHECK: [[REG_ADDR:%[^ ]+]] = bitcast i8* [[RAW_REG_ADDR]] to i64*
236 // CHECK: [[REG_COUNT1:%[^ ]+]] = add i64 [[REG_COUNT]], 1
237 // CHECK: store i64 [[REG_COUNT1]], i64* [[REG_COUNT_PTR]]
238 // CHECK: [[OVERFLOW_ARG_AREA_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 2
239 // CHECK: [[OVERFLOW_ARG_AREA:%[^ ]+]] = load i8*, i8** [[OVERFLOW_ARG_AREA_PTR]]
240 // CHECK: [[RAW_MEM_ADDR:%[^ ]+]] = getelementptr i8, i8* [[OVERFLOW_ARG_AREA]], i64 0
241 // CHECK: [[MEM_ADDR:%[^ ]+]] = bitcast i8* [[RAW_MEM_ADDR]] to i64*
242 // CHECK: [[OVERFLOW_ARG_AREA2:%[^ ]+]] = getelementptr i8, i8* [[OVERFLOW_ARG_AREA]], i64 8
243 // CHECK: store i8* [[OVERFLOW_ARG_AREA2]], i8** [[OVERFLOW_ARG_AREA_PTR]]
244 // CHECK: [[VA_ARG_ADDR:%[^ ]+]] = phi i64* [ [[REG_ADDR]], %{{.*}} ], [ [[MEM_ADDR]], %{{.*}} ]
245 // CHECK: [[RET:%[^ ]+]] = load i64, i64* [[VA_ARG_ADDR]]
246 // CHECK: ret i64 [[RET]]
247 
248 double va_double(__builtin_va_list l) { return __builtin_va_arg(l, double); }
249 // CHECK-LABEL: define{{.*}} double @va_double(%struct.__va_list_tag* %{{.*}})
250 // HARD-FLOAT: [[REG_COUNT_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 1
251 // SOFT-FLOAT: [[REG_COUNT_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 0
252 // CHECK: [[REG_COUNT:%[^ ]+]] = load i64, i64* [[REG_COUNT_PTR]]
253 // HARD-FLOAT: [[FITS_IN_REGS:%[^ ]+]] = icmp ult i64 [[REG_COUNT]], 4
254 // SOFT-FLOAT: [[FITS_IN_REGS:%[^ ]+]] = icmp ult i64 [[REG_COUNT]], 5
255 // CHECK: br i1 [[FITS_IN_REGS]],
256 // CHECK: [[SCALED_REG_COUNT:%[^ ]+]] = mul i64 [[REG_COUNT]], 8
257 // HARD-FLOAT: [[REG_OFFSET:%[^ ]+]] = add i64 [[SCALED_REG_COUNT]], 128
258 // SOFT-FLOAT: [[REG_OFFSET:%[^ ]+]] = add i64 [[SCALED_REG_COUNT]], 16
259 // CHECK: [[REG_SAVE_AREA_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 3
260 // CHECK: [[REG_SAVE_AREA:%[^ ]+]] = load i8*, i8** [[REG_SAVE_AREA_PTR:[^ ]+]]
261 // CHECK: [[RAW_REG_ADDR:%[^ ]+]] = getelementptr i8, i8* [[REG_SAVE_AREA]], i64 [[REG_OFFSET]]
262 // CHECK: [[REG_ADDR:%[^ ]+]] = bitcast i8* [[RAW_REG_ADDR]] to double*
263 // CHECK: [[REG_COUNT1:%[^ ]+]] = add i64 [[REG_COUNT]], 1
264 // CHECK: store i64 [[REG_COUNT1]], i64* [[REG_COUNT_PTR]]
265 // CHECK: [[OVERFLOW_ARG_AREA_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 2
266 // CHECK: [[OVERFLOW_ARG_AREA:%[^ ]+]] = load i8*, i8** [[OVERFLOW_ARG_AREA_PTR]]
267 // CHECK: [[RAW_MEM_ADDR:%[^ ]+]] = getelementptr i8, i8* [[OVERFLOW_ARG_AREA]], i64 0
268 // CHECK: [[MEM_ADDR:%[^ ]+]] = bitcast i8* [[RAW_MEM_ADDR]] to double*
269 // CHECK: [[OVERFLOW_ARG_AREA2:%[^ ]+]] = getelementptr i8, i8* [[OVERFLOW_ARG_AREA]], i64 8
270 // CHECK: store i8* [[OVERFLOW_ARG_AREA2]], i8** [[OVERFLOW_ARG_AREA_PTR]]
271 // CHECK: [[VA_ARG_ADDR:%[^ ]+]] = phi double* [ [[REG_ADDR]], %{{.*}} ], [ [[MEM_ADDR]], %{{.*}} ]
272 // CHECK: [[RET:%[^ ]+]] = load double, double* [[VA_ARG_ADDR]]
273 // CHECK: ret double [[RET]]
274 
275 long double va_longdouble(__builtin_va_list l) { return __builtin_va_arg(l, long double); }
276 // CHECK-LABEL: define{{.*}} void @va_longdouble(fp128* noalias sret(fp128) align 8 %{{.*}}, %struct.__va_list_tag* %{{.*}})
277 // CHECK: [[REG_COUNT_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 0
278 // CHECK: [[REG_COUNT:%[^ ]+]] = load i64, i64* [[REG_COUNT_PTR]]
279 // CHECK: [[FITS_IN_REGS:%[^ ]+]] = icmp ult i64 [[REG_COUNT]], 5
280 // CHECK: br i1 [[FITS_IN_REGS]],
281 // CHECK: [[SCALED_REG_COUNT:%[^ ]+]] = mul i64 [[REG_COUNT]], 8
282 // CHECK: [[REG_OFFSET:%[^ ]+]] = add i64 [[SCALED_REG_COUNT]], 16
283 // CHECK: [[REG_SAVE_AREA_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 3
284 // CHECK: [[REG_SAVE_AREA:%[^ ]+]] = load i8*, i8** [[REG_SAVE_AREA_PTR:[^ ]+]]
285 // CHECK: [[RAW_REG_ADDR:%[^ ]+]] = getelementptr i8, i8* [[REG_SAVE_AREA]], i64 [[REG_OFFSET]]
286 // CHECK: [[REG_ADDR:%[^ ]+]] = bitcast i8* [[RAW_REG_ADDR]] to fp128**
287 // CHECK: [[REG_COUNT1:%[^ ]+]] = add i64 [[REG_COUNT]], 1
288 // CHECK: store i64 [[REG_COUNT1]], i64* [[REG_COUNT_PTR]]
289 // CHECK: [[OVERFLOW_ARG_AREA_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 2
290 // CHECK: [[OVERFLOW_ARG_AREA:%[^ ]+]] = load i8*, i8** [[OVERFLOW_ARG_AREA_PTR]]
291 // CHECK: [[RAW_MEM_ADDR:%[^ ]+]] = getelementptr i8, i8* [[OVERFLOW_ARG_AREA]], i64 0
292 // CHECK: [[MEM_ADDR:%[^ ]+]] = bitcast i8* [[RAW_MEM_ADDR]] to fp128**
293 // CHECK: [[OVERFLOW_ARG_AREA2:%[^ ]+]] = getelementptr i8, i8* [[OVERFLOW_ARG_AREA]], i64 8
294 // CHECK: store i8* [[OVERFLOW_ARG_AREA2]], i8** [[OVERFLOW_ARG_AREA_PTR]]
295 // CHECK: [[VA_ARG_ADDR:%[^ ]+]] = phi fp128** [ [[REG_ADDR]], %{{.*}} ], [ [[MEM_ADDR]], %{{.*}} ]
296 // CHECK: [[INDIRECT_ARG:%[^ ]+]] = load fp128*, fp128** [[VA_ARG_ADDR]]
297 // CHECK: [[RET:%[^ ]+]] = load fp128, fp128* [[INDIRECT_ARG]]
298 // CHECK: store fp128 [[RET]], fp128* %{{.*}}
299 // CHECK: ret void
300 
301 _Complex char va_complex_char(__builtin_va_list l) { return __builtin_va_arg(l, _Complex char); }
302 // CHECK-LABEL: define{{.*}} void @va_complex_char({ i8, i8 }* noalias sret({ i8, i8 }) align 1 %{{.*}}, %struct.__va_list_tag* %{{.*}}
303 // CHECK: [[REG_COUNT_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 0
304 // CHECK: [[REG_COUNT:%[^ ]+]] = load i64, i64* [[REG_COUNT_PTR]]
305 // CHECK: [[FITS_IN_REGS:%[^ ]+]] = icmp ult i64 [[REG_COUNT]], 5
306 // CHECK: br i1 [[FITS_IN_REGS]],
307 // CHECK: [[SCALED_REG_COUNT:%[^ ]+]] = mul i64 [[REG_COUNT]], 8
308 // CHECK: [[REG_OFFSET:%[^ ]+]] = add i64 [[SCALED_REG_COUNT]], 16
309 // CHECK: [[REG_SAVE_AREA_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 3
310 // CHECK: [[REG_SAVE_AREA:%[^ ]+]] = load i8*, i8** [[REG_SAVE_AREA_PTR:[^ ]+]]
311 // CHECK: [[RAW_REG_ADDR:%[^ ]+]] = getelementptr i8, i8* [[REG_SAVE_AREA]], i64 [[REG_OFFSET]]
312 // CHECK: [[REG_ADDR:%[^ ]+]] = bitcast i8* [[RAW_REG_ADDR]] to { i8, i8 }**
313 // CHECK: [[REG_COUNT1:%[^ ]+]] = add i64 [[REG_COUNT]], 1
314 // CHECK: store i64 [[REG_COUNT1]], i64* [[REG_COUNT_PTR]]
315 // CHECK: [[OVERFLOW_ARG_AREA_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 2
316 // CHECK: [[OVERFLOW_ARG_AREA:%[^ ]+]] = load i8*, i8** [[OVERFLOW_ARG_AREA_PTR]]
317 // CHECK: [[RAW_MEM_ADDR:%[^ ]+]] = getelementptr i8, i8* [[OVERFLOW_ARG_AREA]], i64 0
318 // CHECK: [[MEM_ADDR:%[^ ]+]] = bitcast i8* [[RAW_MEM_ADDR]] to { i8, i8 }**
319 // CHECK: [[OVERFLOW_ARG_AREA2:%[^ ]+]] = getelementptr i8, i8* [[OVERFLOW_ARG_AREA]], i64 8
320 // CHECK: store i8* [[OVERFLOW_ARG_AREA2]], i8** [[OVERFLOW_ARG_AREA_PTR]]
321 // CHECK: [[VA_ARG_ADDR:%[^ ]+]] = phi { i8, i8 }** [ [[REG_ADDR]], %{{.*}} ], [ [[MEM_ADDR]], %{{.*}} ]
322 // CHECK: [[INDIRECT_ARG:%[^ ]+]] = load { i8, i8 }*, { i8, i8 }** [[VA_ARG_ADDR]]
323 // CHECK: ret void
324 
325 struct agg_1byte va_agg_1byte(__builtin_va_list l) { return __builtin_va_arg(l, struct agg_1byte); }
326 // CHECK-LABEL: define{{.*}} void @va_agg_1byte(%struct.agg_1byte* noalias sret(%struct.agg_1byte) align 1 %{{.*}}, %struct.__va_list_tag* %{{.*}}
327 // CHECK: [[REG_COUNT_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 0
328 // CHECK: [[REG_COUNT:%[^ ]+]] = load i64, i64* [[REG_COUNT_PTR]]
329 // CHECK: [[FITS_IN_REGS:%[^ ]+]] = icmp ult i64 [[REG_COUNT]], 5
330 // CHECK: br i1 [[FITS_IN_REGS]],
331 // CHECK: [[SCALED_REG_COUNT:%[^ ]+]] = mul i64 [[REG_COUNT]], 8
332 // CHECK: [[REG_OFFSET:%[^ ]+]] = add i64 [[SCALED_REG_COUNT]], 23
333 // CHECK: [[REG_SAVE_AREA_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 3
334 // CHECK: [[REG_SAVE_AREA:%[^ ]+]] = load i8*, i8** [[REG_SAVE_AREA_PTR:[^ ]+]]
335 // CHECK: [[RAW_REG_ADDR:%[^ ]+]] = getelementptr i8, i8* [[REG_SAVE_AREA]], i64 [[REG_OFFSET]]
336 // CHECK: [[REG_ADDR:%[^ ]+]] = bitcast i8* [[RAW_REG_ADDR]] to %struct.agg_1byte*
337 // CHECK: [[REG_COUNT1:%[^ ]+]] = add i64 [[REG_COUNT]], 1
338 // CHECK: store i64 [[REG_COUNT1]], i64* [[REG_COUNT_PTR]]
339 // CHECK: [[OVERFLOW_ARG_AREA_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 2
340 // CHECK: [[OVERFLOW_ARG_AREA:%[^ ]+]] = load i8*, i8** [[OVERFLOW_ARG_AREA_PTR]]
341 // CHECK: [[RAW_MEM_ADDR:%[^ ]+]] = getelementptr i8, i8* [[OVERFLOW_ARG_AREA]], i64 7
342 // CHECK: [[MEM_ADDR:%[^ ]+]] = bitcast i8* [[RAW_MEM_ADDR]] to %struct.agg_1byte*
343 // CHECK: [[OVERFLOW_ARG_AREA2:%[^ ]+]] = getelementptr i8, i8* [[OVERFLOW_ARG_AREA]], i64 8
344 // CHECK: store i8* [[OVERFLOW_ARG_AREA2]], i8** [[OVERFLOW_ARG_AREA_PTR]]
345 // CHECK: [[VA_ARG_ADDR:%[^ ]+]] = phi %struct.agg_1byte* [ [[REG_ADDR]], %{{.*}} ], [ [[MEM_ADDR]], %{{.*}} ]
346 // CHECK: ret void
347 
348 struct agg_2byte va_agg_2byte(__builtin_va_list l) { return __builtin_va_arg(l, struct agg_2byte); }
349 // CHECK-LABEL: define{{.*}} void @va_agg_2byte(%struct.agg_2byte* noalias sret(%struct.agg_2byte) align 1 %{{.*}}, %struct.__va_list_tag* %{{.*}}
350 // CHECK: [[REG_COUNT_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 0
351 // CHECK: [[REG_COUNT:%[^ ]+]] = load i64, i64* [[REG_COUNT_PTR]]
352 // CHECK: [[FITS_IN_REGS:%[^ ]+]] = icmp ult i64 [[REG_COUNT]], 5
353 // CHECK: br i1 [[FITS_IN_REGS]],
354 // CHECK: [[SCALED_REG_COUNT:%[^ ]+]] = mul i64 [[REG_COUNT]], 8
355 // CHECK: [[REG_OFFSET:%[^ ]+]] = add i64 [[SCALED_REG_COUNT]], 22
356 // CHECK: [[REG_SAVE_AREA_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 3
357 // CHECK: [[REG_SAVE_AREA:%[^ ]+]] = load i8*, i8** [[REG_SAVE_AREA_PTR:[^ ]+]]
358 // CHECK: [[RAW_REG_ADDR:%[^ ]+]] = getelementptr i8, i8* [[REG_SAVE_AREA]], i64 [[REG_OFFSET]]
359 // CHECK: [[REG_ADDR:%[^ ]+]] = bitcast i8* [[RAW_REG_ADDR]] to %struct.agg_2byte*
360 // CHECK: [[REG_COUNT1:%[^ ]+]] = add i64 [[REG_COUNT]], 1
361 // CHECK: store i64 [[REG_COUNT1]], i64* [[REG_COUNT_PTR]]
362 // CHECK: [[OVERFLOW_ARG_AREA_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 2
363 // CHECK: [[OVERFLOW_ARG_AREA:%[^ ]+]] = load i8*, i8** [[OVERFLOW_ARG_AREA_PTR]]
364 // CHECK: [[RAW_MEM_ADDR:%[^ ]+]] = getelementptr i8, i8* [[OVERFLOW_ARG_AREA]], i64 6
365 // CHECK: [[MEM_ADDR:%[^ ]+]] = bitcast i8* [[RAW_MEM_ADDR]] to %struct.agg_2byte*
366 // CHECK: [[OVERFLOW_ARG_AREA2:%[^ ]+]] = getelementptr i8, i8* [[OVERFLOW_ARG_AREA]], i64 8
367 // CHECK: store i8* [[OVERFLOW_ARG_AREA2]], i8** [[OVERFLOW_ARG_AREA_PTR]]
368 // CHECK: [[VA_ARG_ADDR:%[^ ]+]] = phi %struct.agg_2byte* [ [[REG_ADDR]], %{{.*}} ], [ [[MEM_ADDR]], %{{.*}} ]
369 // CHECK: ret void
370 
371 struct agg_3byte va_agg_3byte(__builtin_va_list l) { return __builtin_va_arg(l, struct agg_3byte); }
372 // CHECK-LABEL: define{{.*}} void @va_agg_3byte(%struct.agg_3byte* noalias sret(%struct.agg_3byte) align 1 %{{.*}}, %struct.__va_list_tag* %{{.*}}
373 // CHECK: [[REG_COUNT_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 0
374 // CHECK: [[REG_COUNT:%[^ ]+]] = load i64, i64* [[REG_COUNT_PTR]]
375 // CHECK: [[FITS_IN_REGS:%[^ ]+]] = icmp ult i64 [[REG_COUNT]], 5
376 // CHECK: br i1 [[FITS_IN_REGS]],
377 // CHECK: [[SCALED_REG_COUNT:%[^ ]+]] = mul i64 [[REG_COUNT]], 8
378 // CHECK: [[REG_OFFSET:%[^ ]+]] = add i64 [[SCALED_REG_COUNT]], 16
379 // CHECK: [[REG_SAVE_AREA_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 3
380 // CHECK: [[REG_SAVE_AREA:%[^ ]+]] = load i8*, i8** [[REG_SAVE_AREA_PTR:[^ ]+]]
381 // CHECK: [[RAW_REG_ADDR:%[^ ]+]] = getelementptr i8, i8* [[REG_SAVE_AREA]], i64 [[REG_OFFSET]]
382 // CHECK: [[REG_ADDR:%[^ ]+]] = bitcast i8* [[RAW_REG_ADDR]] to %struct.agg_3byte**
383 // CHECK: [[REG_COUNT1:%[^ ]+]] = add i64 [[REG_COUNT]], 1
384 // CHECK: store i64 [[REG_COUNT1]], i64* [[REG_COUNT_PTR]]
385 // CHECK: [[OVERFLOW_ARG_AREA_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 2
386 // CHECK: [[OVERFLOW_ARG_AREA:%[^ ]+]] = load i8*, i8** [[OVERFLOW_ARG_AREA_PTR]]
387 // CHECK: [[RAW_MEM_ADDR:%[^ ]+]] = getelementptr i8, i8* [[OVERFLOW_ARG_AREA]], i64 0
388 // CHECK: [[MEM_ADDR:%[^ ]+]] = bitcast i8* [[RAW_MEM_ADDR]] to %struct.agg_3byte**
389 // CHECK: [[OVERFLOW_ARG_AREA2:%[^ ]+]] = getelementptr i8, i8* [[OVERFLOW_ARG_AREA]], i64 8
390 // CHECK: store i8* [[OVERFLOW_ARG_AREA2]], i8** [[OVERFLOW_ARG_AREA_PTR]]
391 // CHECK: [[VA_ARG_ADDR:%[^ ]+]] = phi %struct.agg_3byte** [ [[REG_ADDR]], %{{.*}} ], [ [[MEM_ADDR]], %{{.*}} ]
392 // CHECK: [[INDIRECT_ARG:%[^ ]+]] = load %struct.agg_3byte*, %struct.agg_3byte** [[VA_ARG_ADDR]]
393 // CHECK: ret void
394 
395 struct agg_4byte va_agg_4byte(__builtin_va_list l) { return __builtin_va_arg(l, struct agg_4byte); }
396 // CHECK-LABEL: define{{.*}} void @va_agg_4byte(%struct.agg_4byte* noalias sret(%struct.agg_4byte) align 1 %{{.*}}, %struct.__va_list_tag* %{{.*}}
397 // CHECK: [[REG_COUNT_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 0
398 // CHECK: [[REG_COUNT:%[^ ]+]] = load i64, i64* [[REG_COUNT_PTR]]
399 // CHECK: [[FITS_IN_REGS:%[^ ]+]] = icmp ult i64 [[REG_COUNT]], 5
400 // CHECK: br i1 [[FITS_IN_REGS]],
401 // CHECK: [[SCALED_REG_COUNT:%[^ ]+]] = mul i64 [[REG_COUNT]], 8
402 // CHECK: [[REG_OFFSET:%[^ ]+]] = add i64 [[SCALED_REG_COUNT]], 20
403 // CHECK: [[REG_SAVE_AREA_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 3
404 // CHECK: [[REG_SAVE_AREA:%[^ ]+]] = load i8*, i8** [[REG_SAVE_AREA_PTR:[^ ]+]]
405 // CHECK: [[RAW_REG_ADDR:%[^ ]+]] = getelementptr i8, i8* [[REG_SAVE_AREA]], i64 [[REG_OFFSET]]
406 // CHECK: [[REG_ADDR:%[^ ]+]] = bitcast i8* [[RAW_REG_ADDR]] to %struct.agg_4byte*
407 // CHECK: [[REG_COUNT1:%[^ ]+]] = add i64 [[REG_COUNT]], 1
408 // CHECK: store i64 [[REG_COUNT1]], i64* [[REG_COUNT_PTR]]
409 // CHECK: [[OVERFLOW_ARG_AREA_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 2
410 // CHECK: [[OVERFLOW_ARG_AREA:%[^ ]+]] = load i8*, i8** [[OVERFLOW_ARG_AREA_PTR]]
411 // CHECK: [[RAW_MEM_ADDR:%[^ ]+]] = getelementptr i8, i8* [[OVERFLOW_ARG_AREA]], i64 4
412 // CHECK: [[MEM_ADDR:%[^ ]+]] = bitcast i8* [[RAW_MEM_ADDR]] to %struct.agg_4byte*
413 // CHECK: [[OVERFLOW_ARG_AREA2:%[^ ]+]] = getelementptr i8, i8* [[OVERFLOW_ARG_AREA]], i64 8
414 // CHECK: store i8* [[OVERFLOW_ARG_AREA2]], i8** [[OVERFLOW_ARG_AREA_PTR]]
415 // CHECK: [[VA_ARG_ADDR:%[^ ]+]] = phi %struct.agg_4byte* [ [[REG_ADDR]], %{{.*}} ], [ [[MEM_ADDR]], %{{.*}} ]
416 // CHECK: ret void
417 
418 struct agg_8byte va_agg_8byte(__builtin_va_list l) { return __builtin_va_arg(l, struct agg_8byte); }
419 // CHECK-LABEL: define{{.*}} void @va_agg_8byte(%struct.agg_8byte* noalias sret(%struct.agg_8byte) align 1 %{{.*}}, %struct.__va_list_tag* %{{.*}}
420 // CHECK: [[REG_COUNT_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 0
421 // CHECK: [[REG_COUNT:%[^ ]+]] = load i64, i64* [[REG_COUNT_PTR]]
422 // CHECK: [[FITS_IN_REGS:%[^ ]+]] = icmp ult i64 [[REG_COUNT]], 5
423 // CHECK: br i1 [[FITS_IN_REGS]],
424 // CHECK: [[SCALED_REG_COUNT:%[^ ]+]] = mul i64 [[REG_COUNT]], 8
425 // CHECK: [[REG_OFFSET:%[^ ]+]] = add i64 [[SCALED_REG_COUNT]], 16
426 // CHECK: [[REG_SAVE_AREA_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 3
427 // CHECK: [[REG_SAVE_AREA:%[^ ]+]] = load i8*, i8** [[REG_SAVE_AREA_PTR:[^ ]+]]
428 // CHECK: [[RAW_REG_ADDR:%[^ ]+]] = getelementptr i8, i8* [[REG_SAVE_AREA]], i64 [[REG_OFFSET]]
429 // CHECK: [[REG_ADDR:%[^ ]+]] = bitcast i8* [[RAW_REG_ADDR]] to %struct.agg_8byte*
430 // CHECK: [[REG_COUNT1:%[^ ]+]] = add i64 [[REG_COUNT]], 1
431 // CHECK: store i64 [[REG_COUNT1]], i64* [[REG_COUNT_PTR]]
432 // CHECK: [[OVERFLOW_ARG_AREA_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 2
433 // CHECK: [[OVERFLOW_ARG_AREA:%[^ ]+]] = load i8*, i8** [[OVERFLOW_ARG_AREA_PTR]]
434 // CHECK: [[RAW_MEM_ADDR:%[^ ]+]] = getelementptr i8, i8* [[OVERFLOW_ARG_AREA]], i64 0
435 // CHECK: [[MEM_ADDR:%[^ ]+]] = bitcast i8* [[RAW_MEM_ADDR]] to %struct.agg_8byte*
436 // CHECK: [[OVERFLOW_ARG_AREA2:%[^ ]+]] = getelementptr i8, i8* [[OVERFLOW_ARG_AREA]], i64 8
437 // CHECK: store i8* [[OVERFLOW_ARG_AREA2]], i8** [[OVERFLOW_ARG_AREA_PTR]]
438 // CHECK: [[VA_ARG_ADDR:%[^ ]+]] = phi %struct.agg_8byte* [ [[REG_ADDR]], %{{.*}} ], [ [[MEM_ADDR]], %{{.*}} ]
439 // CHECK: ret void
440 
441 struct agg_float va_agg_float(__builtin_va_list l) { return __builtin_va_arg(l, struct agg_float); }
442 // CHECK-LABEL: define{{.*}} void @va_agg_float(%struct.agg_float* noalias sret(%struct.agg_float) align 4 %{{.*}}, %struct.__va_list_tag* %{{.*}}
443 // HARD-FLOAT: [[REG_COUNT_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 1
444 // SOFT-FLOAT: [[REG_COUNT_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 0
445 // CHECK: [[REG_COUNT:%[^ ]+]] = load i64, i64* [[REG_COUNT_PTR]]
446 // HARD-FLOAT: [[FITS_IN_REGS:%[^ ]+]] = icmp ult i64 [[REG_COUNT]], 4
447 // SOFT-FLOAT: [[FITS_IN_REGS:%[^ ]+]] = icmp ult i64 [[REG_COUNT]], 5
448 // CHECK: br i1 [[FITS_IN_REGS]],
449 // CHECK: [[SCALED_REG_COUNT:%[^ ]+]] = mul i64 [[REG_COUNT]], 8
450 // HARD-FLOAT: [[REG_OFFSET:%[^ ]+]] = add i64 [[SCALED_REG_COUNT]], 128
451 // SOFT-FLOAT: [[REG_OFFSET:%[^ ]+]] = add i64 [[SCALED_REG_COUNT]], 20
452 // CHECK: [[REG_SAVE_AREA_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 3
453 // CHECK: [[REG_SAVE_AREA:%[^ ]+]] = load i8*, i8** [[REG_SAVE_AREA_PTR:[^ ]+]]
454 // CHECK: [[RAW_REG_ADDR:%[^ ]+]] = getelementptr i8, i8* [[REG_SAVE_AREA]], i64 [[REG_OFFSET]]
455 // CHECK: [[REG_ADDR:%[^ ]+]] = bitcast i8* [[RAW_REG_ADDR]] to %struct.agg_float*
456 // CHECK: [[REG_COUNT1:%[^ ]+]] = add i64 [[REG_COUNT]], 1
457 // CHECK: store i64 [[REG_COUNT1]], i64* [[REG_COUNT_PTR]]
458 // CHECK: [[OVERFLOW_ARG_AREA_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 2
459 // CHECK: [[OVERFLOW_ARG_AREA:%[^ ]+]] = load i8*, i8** [[OVERFLOW_ARG_AREA_PTR]]
460 // CHECK: [[RAW_MEM_ADDR:%[^ ]+]] = getelementptr i8, i8* [[OVERFLOW_ARG_AREA]], i64 4
461 // CHECK: [[MEM_ADDR:%[^ ]+]] = bitcast i8* [[RAW_MEM_ADDR]] to %struct.agg_float*
462 // CHECK: [[OVERFLOW_ARG_AREA2:%[^ ]+]] = getelementptr i8, i8* [[OVERFLOW_ARG_AREA]], i64 8
463 // CHECK: store i8* [[OVERFLOW_ARG_AREA2]], i8** [[OVERFLOW_ARG_AREA_PTR]]
464 // CHECK: [[VA_ARG_ADDR:%[^ ]+]] = phi %struct.agg_float* [ [[REG_ADDR]], %{{.*}} ], [ [[MEM_ADDR]], %{{.*}} ]
465 // CHECK: ret void
466 
467 struct agg_double va_agg_double(__builtin_va_list l) { return __builtin_va_arg(l, struct agg_double); }
468 // CHECK-LABEL: define{{.*}} void @va_agg_double(%struct.agg_double* noalias sret(%struct.agg_double) align 8 %{{.*}}, %struct.__va_list_tag* %{{.*}}
469 // HARD-FLOAT: [[REG_COUNT_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 1
470 // SOFT-FLOAT: [[REG_COUNT_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 0
471 // CHECK: [[REG_COUNT:%[^ ]+]] = load i64, i64* [[REG_COUNT_PTR]]
472 // HARD-FLOAT: [[FITS_IN_REGS:%[^ ]+]] = icmp ult i64 [[REG_COUNT]], 4
473 // SOFT-FLOAT: [[FITS_IN_REGS:%[^ ]+]] = icmp ult i64 [[REG_COUNT]], 5
474 // CHECK: br i1 [[FITS_IN_REGS]],
475 // CHECK: [[SCALED_REG_COUNT:%[^ ]+]] = mul i64 [[REG_COUNT]], 8
476 // HARD-FLOAT: [[REG_OFFSET:%[^ ]+]] = add i64 [[SCALED_REG_COUNT]], 128
477 // SOFT-FLOAT: [[REG_OFFSET:%[^ ]+]] = add i64 [[SCALED_REG_COUNT]], 16
478 // CHECK: [[REG_SAVE_AREA_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 3
479 // CHECK: [[REG_SAVE_AREA:%[^ ]+]] = load i8*, i8** [[REG_SAVE_AREA_PTR:[^ ]+]]
480 // CHECK: [[RAW_REG_ADDR:%[^ ]+]] = getelementptr i8, i8* [[REG_SAVE_AREA]], i64 [[REG_OFFSET]]
481 // CHECK: [[REG_ADDR:%[^ ]+]] = bitcast i8* [[RAW_REG_ADDR]] to %struct.agg_double*
482 // CHECK: [[REG_COUNT1:%[^ ]+]] = add i64 [[REG_COUNT]], 1
483 // CHECK: store i64 [[REG_COUNT1]], i64* [[REG_COUNT_PTR]]
484 // CHECK: [[OVERFLOW_ARG_AREA_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 2
485 // CHECK: [[OVERFLOW_ARG_AREA:%[^ ]+]] = load i8*, i8** [[OVERFLOW_ARG_AREA_PTR]]
486 // CHECK: [[RAW_MEM_ADDR:%[^ ]+]] = getelementptr i8, i8* [[OVERFLOW_ARG_AREA]], i64 0
487 // CHECK: [[MEM_ADDR:%[^ ]+]] = bitcast i8* [[RAW_MEM_ADDR]] to %struct.agg_double*
488 // CHECK: [[OVERFLOW_ARG_AREA2:%[^ ]+]] = getelementptr i8, i8* [[OVERFLOW_ARG_AREA]], i64 8
489 // CHECK: store i8* [[OVERFLOW_ARG_AREA2]], i8** [[OVERFLOW_ARG_AREA_PTR]]
490 // CHECK: [[VA_ARG_ADDR:%[^ ]+]] = phi %struct.agg_double* [ [[REG_ADDR]], %{{.*}} ], [ [[MEM_ADDR]], %{{.*}} ]
491 // CHECK: ret void
492 
493 struct agg_longdouble va_agg_longdouble(__builtin_va_list l) { return __builtin_va_arg(l, struct agg_longdouble); }
494 // CHECK-LABEL: define{{.*}} void @va_agg_longdouble(%struct.agg_longdouble* noalias sret(%struct.agg_longdouble) align 8 %{{.*}}, %struct.__va_list_tag* %{{.*}}
495 // CHECK: [[REG_COUNT_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 0
496 // CHECK: [[REG_COUNT:%[^ ]+]] = load i64, i64* [[REG_COUNT_PTR]]
497 // CHECK: [[FITS_IN_REGS:%[^ ]+]] = icmp ult i64 [[REG_COUNT]], 5
498 // CHECK: br i1 [[FITS_IN_REGS]],
499 // CHECK: [[SCALED_REG_COUNT:%[^ ]+]] = mul i64 [[REG_COUNT]], 8
500 // CHECK: [[REG_OFFSET:%[^ ]+]] = add i64 [[SCALED_REG_COUNT]], 16
501 // CHECK: [[REG_SAVE_AREA_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 3
502 // CHECK: [[REG_SAVE_AREA:%[^ ]+]] = load i8*, i8** [[REG_SAVE_AREA_PTR:[^ ]+]]
503 // CHECK: [[RAW_REG_ADDR:%[^ ]+]] = getelementptr i8, i8* [[REG_SAVE_AREA]], i64 [[REG_OFFSET]]
504 // CHECK: [[REG_ADDR:%[^ ]+]] = bitcast i8* [[RAW_REG_ADDR]] to %struct.agg_longdouble**
505 // CHECK: [[REG_COUNT1:%[^ ]+]] = add i64 [[REG_COUNT]], 1
506 // CHECK: store i64 [[REG_COUNT1]], i64* [[REG_COUNT_PTR]]
507 // CHECK: [[OVERFLOW_ARG_AREA_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 2
508 // CHECK: [[OVERFLOW_ARG_AREA:%[^ ]+]] = load i8*, i8** [[OVERFLOW_ARG_AREA_PTR]]
509 // CHECK: [[RAW_MEM_ADDR:%[^ ]+]] = getelementptr i8, i8* [[OVERFLOW_ARG_AREA]], i64 0
510 // CHECK: [[MEM_ADDR:%[^ ]+]] = bitcast i8* [[RAW_MEM_ADDR]] to %struct.agg_longdouble**
511 // CHECK: [[OVERFLOW_ARG_AREA2:%[^ ]+]] = getelementptr i8, i8* [[OVERFLOW_ARG_AREA]], i64 8
512 // CHECK: store i8* [[OVERFLOW_ARG_AREA2]], i8** [[OVERFLOW_ARG_AREA_PTR]]
513 // CHECK: [[VA_ARG_ADDR:%[^ ]+]] = phi %struct.agg_longdouble** [ [[REG_ADDR]], %{{.*}} ], [ [[MEM_ADDR]], %{{.*}} ]
514 // CHECK: [[INDIRECT_ARG:%[^ ]+]] = load %struct.agg_longdouble*, %struct.agg_longdouble** [[VA_ARG_ADDR]]
515 // CHECK: ret void
516 
517 struct agg_float_a8 va_agg_float_a8(__builtin_va_list l) { return __builtin_va_arg(l, struct agg_float_a8); }
518 // CHECK-LABEL: define{{.*}} void @va_agg_float_a8(%struct.agg_float_a8* noalias sret(%struct.agg_float_a8) align 8 %{{.*}}, %struct.__va_list_tag* %{{.*}}
519 // HARD-FLOAT: [[REG_COUNT_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 1
520 // SOFT-FLOAT: [[REG_COUNT_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 0
521 // CHECK: [[REG_COUNT:%[^ ]+]] = load i64, i64* [[REG_COUNT_PTR]]
522 // HARD-FLOAT: [[FITS_IN_REGS:%[^ ]+]] = icmp ult i64 [[REG_COUNT]], 4
523 // SOFT-FLOAT: [[FITS_IN_REGS:%[^ ]+]] = icmp ult i64 [[REG_COUNT]], 5
524 // CHECK: br i1 [[FITS_IN_REGS]],
525 // CHECK: [[SCALED_REG_COUNT:%[^ ]+]] = mul i64 [[REG_COUNT]], 8
526 // HARD-FLOAT: [[REG_OFFSET:%[^ ]+]] = add i64 [[SCALED_REG_COUNT]], 128
527 // SOFT-FLOAT: [[REG_OFFSET:%[^ ]+]] = add i64 [[SCALED_REG_COUNT]], 16
528 // CHECK: [[REG_SAVE_AREA_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 3
529 // CHECK: [[REG_SAVE_AREA:%[^ ]+]] = load i8*, i8** [[REG_SAVE_AREA_PTR:[^ ]+]]
530 // CHECK: [[RAW_REG_ADDR:%[^ ]+]] = getelementptr i8, i8* [[REG_SAVE_AREA]], i64 [[REG_OFFSET]]
531 // CHECK: [[REG_ADDR:%[^ ]+]] = bitcast i8* [[RAW_REG_ADDR]] to %struct.agg_float_a8*
532 // CHECK: [[REG_COUNT1:%[^ ]+]] = add i64 [[REG_COUNT]], 1
533 // CHECK: store i64 [[REG_COUNT1]], i64* [[REG_COUNT_PTR]]
534 // CHECK: [[OVERFLOW_ARG_AREA_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 2
535 // CHECK: [[OVERFLOW_ARG_AREA:%[^ ]+]] = load i8*, i8** [[OVERFLOW_ARG_AREA_PTR]]
536 // CHECK: [[RAW_MEM_ADDR:%[^ ]+]] = getelementptr i8, i8* [[OVERFLOW_ARG_AREA]], i64 0
537 // CHECK: [[MEM_ADDR:%[^ ]+]] = bitcast i8* [[RAW_MEM_ADDR]] to %struct.agg_float_a8*
538 // CHECK: [[OVERFLOW_ARG_AREA2:%[^ ]+]] = getelementptr i8, i8* [[OVERFLOW_ARG_AREA]], i64 8
539 // CHECK: store i8* [[OVERFLOW_ARG_AREA2]], i8** [[OVERFLOW_ARG_AREA_PTR]]
540 // CHECK: [[VA_ARG_ADDR:%[^ ]+]] = phi %struct.agg_float_a8* [ [[REG_ADDR]], %{{.*}} ], [ [[MEM_ADDR]], %{{.*}} ]
541 // CHECK: ret void
542 
543 struct agg_float_a16 va_agg_float_a16(__builtin_va_list l) { return __builtin_va_arg(l, struct agg_float_a16); }
544 // CHECK-LABEL: define{{.*}} void @va_agg_float_a16(%struct.agg_float_a16* noalias sret(%struct.agg_float_a16) align 16 %{{.*}}, %struct.__va_list_tag* %{{.*}}
545 // CHECK: [[REG_COUNT_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 0
546 // CHECK: [[REG_COUNT:%[^ ]+]] = load i64, i64* [[REG_COUNT_PTR]]
547 // CHECK: [[FITS_IN_REGS:%[^ ]+]] = icmp ult i64 [[REG_COUNT]], 5
548 // CHECK: br i1 [[FITS_IN_REGS]],
549 // CHECK: [[SCALED_REG_COUNT:%[^ ]+]] = mul i64 [[REG_COUNT]], 8
550 // CHECK: [[REG_OFFSET:%[^ ]+]] = add i64 [[SCALED_REG_COUNT]], 16
551 // CHECK: [[REG_SAVE_AREA_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 3
552 // CHECK: [[REG_SAVE_AREA:%[^ ]+]] = load i8*, i8** [[REG_SAVE_AREA_PTR:[^ ]+]]
553 // CHECK: [[RAW_REG_ADDR:%[^ ]+]] = getelementptr i8, i8* [[REG_SAVE_AREA]], i64 [[REG_OFFSET]]
554 // CHECK: [[REG_ADDR:%[^ ]+]] = bitcast i8* [[RAW_REG_ADDR]] to %struct.agg_float_a16**
555 // CHECK: [[REG_COUNT1:%[^ ]+]] = add i64 [[REG_COUNT]], 1
556 // CHECK: store i64 [[REG_COUNT1]], i64* [[REG_COUNT_PTR]]
557 // CHECK: [[OVERFLOW_ARG_AREA_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 2
558 // CHECK: [[OVERFLOW_ARG_AREA:%[^ ]+]] = load i8*, i8** [[OVERFLOW_ARG_AREA_PTR]]
559 // CHECK: [[RAW_MEM_ADDR:%[^ ]+]] = getelementptr i8, i8* [[OVERFLOW_ARG_AREA]], i64 0
560 // CHECK: [[MEM_ADDR:%[^ ]+]] = bitcast i8* [[RAW_MEM_ADDR]] to %struct.agg_float_a16**
561 // CHECK: [[OVERFLOW_ARG_AREA2:%[^ ]+]] = getelementptr i8, i8* [[OVERFLOW_ARG_AREA]], i64 8
562 // CHECK: store i8* [[OVERFLOW_ARG_AREA2]], i8** [[OVERFLOW_ARG_AREA_PTR]]
563 // CHECK: [[VA_ARG_ADDR:%[^ ]+]] = phi %struct.agg_float_a16** [ [[REG_ADDR]], %{{.*}} ], [ [[MEM_ADDR]], %{{.*}} ]
564 // CHECK: [[INDIRECT_ARG:%[^ ]+]] = load %struct.agg_float_a16*, %struct.agg_float_a16** [[VA_ARG_ADDR]]
565 // CHECK: ret void
566 
567 struct agg_nofloat1 va_agg_nofloat1(__builtin_va_list l) { return __builtin_va_arg(l, struct agg_nofloat1); }
568 // CHECK-LABEL: define{{.*}} void @va_agg_nofloat1(%struct.agg_nofloat1* noalias sret(%struct.agg_nofloat1) align 4 %{{.*}}, %struct.__va_list_tag* %{{.*}}
569 // CHECK: [[REG_COUNT_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 0
570 // CHECK: [[REG_COUNT:%[^ ]+]] = load i64, i64* [[REG_COUNT_PTR]]
571 // CHECK: [[FITS_IN_REGS:%[^ ]+]] = icmp ult i64 [[REG_COUNT]], 5
572 // CHECK: br i1 [[FITS_IN_REGS]],
573 // CHECK: [[SCALED_REG_COUNT:%[^ ]+]] = mul i64 [[REG_COUNT]], 8
574 // CHECK: [[REG_OFFSET:%[^ ]+]] = add i64 [[SCALED_REG_COUNT]], 16
575 // CHECK: [[REG_SAVE_AREA_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 3
576 // CHECK: [[REG_SAVE_AREA:%[^ ]+]] = load i8*, i8** [[REG_SAVE_AREA_PTR:[^ ]+]]
577 // CHECK: [[RAW_REG_ADDR:%[^ ]+]] = getelementptr i8, i8* [[REG_SAVE_AREA]], i64 [[REG_OFFSET]]
578 // CHECK: [[REG_ADDR:%[^ ]+]] = bitcast i8* [[RAW_REG_ADDR]] to %struct.agg_nofloat1*
579 // CHECK: [[REG_COUNT1:%[^ ]+]] = add i64 [[REG_COUNT]], 1
580 // CHECK: store i64 [[REG_COUNT1]], i64* [[REG_COUNT_PTR]]
581 // CHECK: [[OVERFLOW_ARG_AREA_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 2
582 // CHECK: [[OVERFLOW_ARG_AREA:%[^ ]+]] = load i8*, i8** [[OVERFLOW_ARG_AREA_PTR]]
583 // CHECK: [[RAW_MEM_ADDR:%[^ ]+]] = getelementptr i8, i8* [[OVERFLOW_ARG_AREA]], i64 0
584 // CHECK: [[MEM_ADDR:%[^ ]+]] = bitcast i8* [[RAW_MEM_ADDR]] to %struct.agg_nofloat1*
585 // CHECK: [[OVERFLOW_ARG_AREA2:%[^ ]+]] = getelementptr i8, i8* [[OVERFLOW_ARG_AREA]], i64 8
586 // CHECK: store i8* [[OVERFLOW_ARG_AREA2]], i8** [[OVERFLOW_ARG_AREA_PTR]]
587 // CHECK: [[VA_ARG_ADDR:%[^ ]+]] = phi %struct.agg_nofloat1* [ [[REG_ADDR]], %{{.*}} ], [ [[MEM_ADDR]], %{{.*}} ]
588 // CHECK: ret void
589 
590 struct agg_nofloat2 va_agg_nofloat2(__builtin_va_list l) { return __builtin_va_arg(l, struct agg_nofloat2); }
591 // CHECK-LABEL: define{{.*}} void @va_agg_nofloat2(%struct.agg_nofloat2* noalias sret(%struct.agg_nofloat2) align 4 %{{.*}}, %struct.__va_list_tag* %{{.*}}
592 // CHECK: [[REG_COUNT_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 0
593 // CHECK: [[REG_COUNT:%[^ ]+]] = load i64, i64* [[REG_COUNT_PTR]]
594 // CHECK: [[FITS_IN_REGS:%[^ ]+]] = icmp ult i64 [[REG_COUNT]], 5
595 // CHECK: br i1 [[FITS_IN_REGS]],
596 // CHECK: [[SCALED_REG_COUNT:%[^ ]+]] = mul i64 [[REG_COUNT]], 8
597 // CHECK: [[REG_OFFSET:%[^ ]+]] = add i64 [[SCALED_REG_COUNT]], 16
598 // CHECK: [[REG_SAVE_AREA_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 3
599 // CHECK: [[REG_SAVE_AREA:%[^ ]+]] = load i8*, i8** [[REG_SAVE_AREA_PTR:[^ ]+]]
600 // CHECK: [[RAW_REG_ADDR:%[^ ]+]] = getelementptr i8, i8* [[REG_SAVE_AREA]], i64 [[REG_OFFSET]]
601 // CHECK: [[REG_ADDR:%[^ ]+]] = bitcast i8* [[RAW_REG_ADDR]] to %struct.agg_nofloat2*
602 // CHECK: [[REG_COUNT1:%[^ ]+]] = add i64 [[REG_COUNT]], 1
603 // CHECK: store i64 [[REG_COUNT1]], i64* [[REG_COUNT_PTR]]
604 // CHECK: [[OVERFLOW_ARG_AREA_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 2
605 // CHECK: [[OVERFLOW_ARG_AREA:%[^ ]+]] = load i8*, i8** [[OVERFLOW_ARG_AREA_PTR]]
606 // CHECK: [[RAW_MEM_ADDR:%[^ ]+]] = getelementptr i8, i8* [[OVERFLOW_ARG_AREA]], i64 0
607 // CHECK: [[MEM_ADDR:%[^ ]+]] = bitcast i8* [[RAW_MEM_ADDR]] to %struct.agg_nofloat2*
608 // CHECK: [[OVERFLOW_ARG_AREA2:%[^ ]+]] = getelementptr i8, i8* [[OVERFLOW_ARG_AREA]], i64 8
609 // CHECK: store i8* [[OVERFLOW_ARG_AREA2]], i8** [[OVERFLOW_ARG_AREA_PTR]]
610 // CHECK: [[VA_ARG_ADDR:%[^ ]+]] = phi %struct.agg_nofloat2* [ [[REG_ADDR]], %{{.*}} ], [ [[MEM_ADDR]], %{{.*}} ]
611 // CHECK: ret void
612 
613 struct agg_nofloat3 va_agg_nofloat3(__builtin_va_list l) { return __builtin_va_arg(l, struct agg_nofloat3); }
614 // CHECK-LABEL: define{{.*}} void @va_agg_nofloat3(%struct.agg_nofloat3* noalias sret(%struct.agg_nofloat3) align 4 %{{.*}}, %struct.__va_list_tag* %{{.*}}
615 // CHECK: [[REG_COUNT_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 0
616 // CHECK: [[REG_COUNT:%[^ ]+]] = load i64, i64* [[REG_COUNT_PTR]]
617 // CHECK: [[FITS_IN_REGS:%[^ ]+]] = icmp ult i64 [[REG_COUNT]], 5
618 // CHECK: br i1 [[FITS_IN_REGS]],
619 // CHECK: [[SCALED_REG_COUNT:%[^ ]+]] = mul i64 [[REG_COUNT]], 8
620 // CHECK: [[REG_OFFSET:%[^ ]+]] = add i64 [[SCALED_REG_COUNT]], 20
621 // CHECK: [[REG_SAVE_AREA_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 3
622 // CHECK: [[REG_SAVE_AREA:%[^ ]+]] = load i8*, i8** [[REG_SAVE_AREA_PTR:[^ ]+]]
623 // CHECK: [[RAW_REG_ADDR:%[^ ]+]] = getelementptr i8, i8* [[REG_SAVE_AREA]], i64 [[REG_OFFSET]]
624 // CHECK: [[REG_ADDR:%[^ ]+]] = bitcast i8* [[RAW_REG_ADDR]] to %struct.agg_nofloat3*
625 // CHECK: [[REG_COUNT1:%[^ ]+]] = add i64 [[REG_COUNT]], 1
626 // CHECK: store i64 [[REG_COUNT1]], i64* [[REG_COUNT_PTR]]
627 // CHECK: [[OVERFLOW_ARG_AREA_PTR:%[^ ]+]] = getelementptr inbounds %struct.__va_list_tag, %struct.__va_list_tag* %{{.*}}, i32 0, i32 2
628 // CHECK: [[OVERFLOW_ARG_AREA:%[^ ]+]] = load i8*, i8** [[OVERFLOW_ARG_AREA_PTR]]
629 // CHECK: [[RAW_MEM_ADDR:%[^ ]+]] = getelementptr i8, i8* [[OVERFLOW_ARG_AREA]], i64 4
630 // CHECK: [[MEM_ADDR:%[^ ]+]] = bitcast i8* [[RAW_MEM_ADDR]] to %struct.agg_nofloat3*
631 // CHECK: [[OVERFLOW_ARG_AREA2:%[^ ]+]] = getelementptr i8, i8* [[OVERFLOW_ARG_AREA]], i64 8
632 // CHECK: store i8* [[OVERFLOW_ARG_AREA2]], i8** [[OVERFLOW_ARG_AREA_PTR]]
633 // CHECK: [[VA_ARG_ADDR:%[^ ]+]] = phi %struct.agg_nofloat3* [ [[REG_ADDR]], %{{.*}} ], [ [[MEM_ADDR]], %{{.*}} ]
634 // CHECK: ret void
635 
636