1 // RUN: %clang_cc1 -triple x86_64-unknown-unknown -w -S -o - -emit-llvm              %s | FileCheck %s -check-prefix=NO__ERRNO
2 // RUN: %clang_cc1 -triple x86_64-unknown-unknown -w -S -o - -emit-llvm -fmath-errno %s | FileCheck %s -check-prefix=HAS_ERRNO
3 
4 // Test attributes and codegen of complex builtins.
5 
6 void foo(float f) {
7   __builtin_cabs(f);       __builtin_cabsf(f);      __builtin_cabsl(f);
8 
9 // NO__ERRNO: declare double @cabs(double noundef, double noundef) [[READNONE:#[0-9]+]]
10 // NO__ERRNO: declare float @cabsf(<2 x float> noundef) [[READNONE]]
11 // NO__ERRNO: declare x86_fp80 @cabsl({ x86_fp80, x86_fp80 }* noundef byval({ x86_fp80, x86_fp80 }) align 16) [[NOT_READNONE:#[0-9]+]]
12 // HAS_ERRNO: declare double @cabs(double noundef, double noundef) [[NOT_READNONE:#[0-9]+]]
13 // HAS_ERRNO: declare float @cabsf(<2 x float> noundef) [[NOT_READNONE]]
14 // HAS_ERRNO: declare x86_fp80 @cabsl({ x86_fp80, x86_fp80 }* noundef byval({ x86_fp80, x86_fp80 }) align 16) [[NOT_READNONE]]
15 
16   __builtin_cacos(f);      __builtin_cacosf(f);     __builtin_cacosl(f);
17 
18 // NO__ERRNO: declare { double, double } @cacos(double noundef, double noundef) [[READNONE]]
19 // NO__ERRNO: declare <2 x float> @cacosf(<2 x float> noundef) [[READNONE]]
20 // NO__ERRNO: declare { x86_fp80, x86_fp80 } @cacosl({ x86_fp80, x86_fp80 }* noundef byval({ x86_fp80, x86_fp80 }) align 16) [[NOT_READNONE]]
21 // HAS_ERRNO: declare { double, double } @cacos(double noundef, double noundef) [[NOT_READNONE]]
22 // HAS_ERRNO: declare <2 x float> @cacosf(<2 x float> noundef) [[NOT_READNONE]]
23 // HAS_ERRNO: declare { x86_fp80, x86_fp80 } @cacosl({ x86_fp80, x86_fp80 }* noundef byval({ x86_fp80, x86_fp80 }) align 16) [[NOT_READNONE]]
24 
25   __builtin_cacosh(f);     __builtin_cacoshf(f);    __builtin_cacoshl(f);
26 
27 // NO__ERRNO: declare { double, double } @cacosh(double noundef, double noundef) [[READNONE]]
28 // NO__ERRNO: declare <2 x float> @cacoshf(<2 x float> noundef) [[READNONE]]
29 // NO__ERRNO: declare { x86_fp80, x86_fp80 } @cacoshl({ x86_fp80, x86_fp80 }* noundef byval({ x86_fp80, x86_fp80 }) align 16) [[NOT_READNONE]]
30 // HAS_ERRNO: declare { double, double } @cacosh(double noundef, double noundef) [[NOT_READNONE]]
31 // HAS_ERRNO: declare <2 x float> @cacoshf(<2 x float> noundef) [[NOT_READNONE]]
32 // HAS_ERRNO: declare { x86_fp80, x86_fp80 } @cacoshl({ x86_fp80, x86_fp80 }* noundef byval({ x86_fp80, x86_fp80 }) align 16) [[NOT_READNONE]]
33 
34   __builtin_carg(f);       __builtin_cargf(f);      __builtin_cargl(f);
35 
36 // NO__ERRNO: declare double @carg(double noundef, double noundef) [[READNONE]]
37 // NO__ERRNO: declare float @cargf(<2 x float> noundef) [[READNONE]]
38 // NO__ERRNO: declare x86_fp80 @cargl({ x86_fp80, x86_fp80 }* noundef byval({ x86_fp80, x86_fp80 }) align 16) [[NOT_READNONE]]
39 // HAS_ERRNO: declare double @carg(double noundef, double noundef) [[NOT_READNONE]]
40 // HAS_ERRNO: declare float @cargf(<2 x float> noundef) [[NOT_READNONE]]
41 // HAS_ERRNO: declare x86_fp80 @cargl({ x86_fp80, x86_fp80 }* noundef byval({ x86_fp80, x86_fp80 }) align 16) [[NOT_READNONE]]
42 
43   __builtin_casin(f);      __builtin_casinf(f);     __builtin_casinl(f);
44 
45 // NO__ERRNO: declare { double, double } @casin(double noundef, double noundef) [[READNONE]]
46 // NO__ERRNO: declare <2 x float> @casinf(<2 x float> noundef) [[READNONE]]
47 // NO__ERRNO: declare { x86_fp80, x86_fp80 } @casinl({ x86_fp80, x86_fp80 }* noundef byval({ x86_fp80, x86_fp80 }) align 16) [[NOT_READNONE]]
48 // HAS_ERRNO: declare { double, double } @casin(double noundef, double noundef) [[NOT_READNONE]]
49 // HAS_ERRNO: declare <2 x float> @casinf(<2 x float> noundef) [[NOT_READNONE]]
50 // HAS_ERRNO: declare { x86_fp80, x86_fp80 } @casinl({ x86_fp80, x86_fp80 }* noundef byval({ x86_fp80, x86_fp80 }) align 16) [[NOT_READNONE]]
51 
52   __builtin_casinh(f);     __builtin_casinhf(f);    __builtin_casinhl(f);
53 
54 // NO__ERRNO: declare { double, double } @casinh(double noundef, double noundef) [[READNONE]]
55 // NO__ERRNO: declare <2 x float> @casinhf(<2 x float> noundef) [[READNONE]]
56 // NO__ERRNO: declare { x86_fp80, x86_fp80 } @casinhl({ x86_fp80, x86_fp80 }* noundef byval({ x86_fp80, x86_fp80 }) align 16) [[NOT_READNONE]]
57 // HAS_ERRNO: declare { double, double } @casinh(double noundef, double noundef) [[NOT_READNONE]]
58 // HAS_ERRNO: declare <2 x float> @casinhf(<2 x float> noundef) [[NOT_READNONE]]
59 // HAS_ERRNO: declare { x86_fp80, x86_fp80 } @casinhl({ x86_fp80, x86_fp80 }* noundef byval({ x86_fp80, x86_fp80 }) align 16) [[NOT_READNONE]]
60 
61   __builtin_catan(f);      __builtin_catanf(f);     __builtin_catanl(f);
62 
63 // NO__ERRNO: declare { double, double } @catan(double noundef, double noundef) [[READNONE]]
64 // NO__ERRNO: declare <2 x float> @catanf(<2 x float> noundef) [[READNONE]]
65 // NO__ERRNO: declare { x86_fp80, x86_fp80 } @catanl({ x86_fp80, x86_fp80 }* noundef byval({ x86_fp80, x86_fp80 }) align 16) [[NOT_READNONE]]
66 // HAS_ERRNO: declare { double, double } @catan(double noundef, double noundef) [[NOT_READNONE]]
67 // HAS_ERRNO: declare <2 x float> @catanf(<2 x float> noundef) [[NOT_READNONE]]
68 // HAS_ERRNO: declare { x86_fp80, x86_fp80 } @catanl({ x86_fp80, x86_fp80 }* noundef byval({ x86_fp80, x86_fp80 }) align 16) [[NOT_READNONE]]
69 
70   __builtin_catanh(f);     __builtin_catanhf(f);    __builtin_catanhl(f);
71 
72 // NO__ERRNO: declare { double, double } @catanh(double noundef, double noundef) [[READNONE]]
73 // NO__ERRNO: declare <2 x float> @catanhf(<2 x float> noundef) [[READNONE]]
74 // NO__ERRNO: declare { x86_fp80, x86_fp80 } @catanhl({ x86_fp80, x86_fp80 }* noundef byval({ x86_fp80, x86_fp80 }) align 16) [[NOT_READNONE]]
75 // HAS_ERRNO: declare { double, double } @catanh(double noundef, double noundef) [[NOT_READNONE]]
76 // HAS_ERRNO: declare <2 x float> @catanhf(<2 x float> noundef) [[NOT_READNONE]]
77 // HAS_ERRNO: declare { x86_fp80, x86_fp80 } @catanhl({ x86_fp80, x86_fp80 }* noundef byval({ x86_fp80, x86_fp80 }) align 16) [[NOT_READNONE]]
78 
79   __builtin_ccos(f);       __builtin_ccosf(f);      __builtin_ccosl(f);
80 
81 // NO__ERRNO: declare { double, double } @ccos(double noundef, double noundef) [[READNONE]]
82 // NO__ERRNO: declare <2 x float> @ccosf(<2 x float> noundef) [[READNONE]]
83 // NO__ERRNO: declare { x86_fp80, x86_fp80 } @ccosl({ x86_fp80, x86_fp80 }* noundef byval({ x86_fp80, x86_fp80 }) align 16) [[NOT_READNONE]]
84 // HAS_ERRNO: declare { double, double } @ccos(double noundef, double noundef) [[NOT_READNONE]]
85 // HAS_ERRNO: declare <2 x float> @ccosf(<2 x float> noundef) [[NOT_READNONE]]
86 // HAS_ERRNO: declare { x86_fp80, x86_fp80 } @ccosl({ x86_fp80, x86_fp80 }* noundef byval({ x86_fp80, x86_fp80 }) align 16) [[NOT_READNONE]]
87 
88   __builtin_ccosh(f);      __builtin_ccoshf(f);     __builtin_ccoshl(f);
89 
90 // NO__ERRNO: declare { double, double } @ccosh(double noundef, double noundef) [[READNONE]]
91 // NO__ERRNO: declare <2 x float> @ccoshf(<2 x float> noundef) [[READNONE]]
92 // NO__ERRNO: declare { x86_fp80, x86_fp80 } @ccoshl({ x86_fp80, x86_fp80 }* noundef byval({ x86_fp80, x86_fp80 }) align 16) [[NOT_READNONE]]
93 // HAS_ERRNO: declare { double, double } @ccosh(double noundef, double noundef) [[NOT_READNONE]]
94 // HAS_ERRNO: declare <2 x float> @ccoshf(<2 x float> noundef) [[NOT_READNONE]]
95 // HAS_ERRNO: declare { x86_fp80, x86_fp80 } @ccoshl({ x86_fp80, x86_fp80 }* noundef byval({ x86_fp80, x86_fp80 }) align 16) [[NOT_READNONE]]
96 
97   __builtin_cexp(f);       __builtin_cexpf(f);      __builtin_cexpl(f);
98 
99 // NO__ERRNO: declare { double, double } @cexp(double noundef, double noundef) [[READNONE]]
100 // NO__ERRNO: declare <2 x float> @cexpf(<2 x float> noundef) [[READNONE]]
101 // NO__ERRNO: declare { x86_fp80, x86_fp80 } @cexpl({ x86_fp80, x86_fp80 }* noundef byval({ x86_fp80, x86_fp80 }) align 16) [[NOT_READNONE]]
102 // HAS_ERRNO: declare { double, double } @cexp(double noundef, double noundef) [[NOT_READNONE]]
103 // HAS_ERRNO: declare <2 x float> @cexpf(<2 x float> noundef) [[NOT_READNONE]]
104 // HAS_ERRNO: declare { x86_fp80, x86_fp80 } @cexpl({ x86_fp80, x86_fp80 }* noundef byval({ x86_fp80, x86_fp80 }) align 16) [[NOT_READNONE]]
105 
106   __builtin_cimag(f);      __builtin_cimagf(f);     __builtin_cimagl(f);
107 
108 // NO__ERRNO-NOT: .cimag
109 // NO__ERRNO-NOT: @cimag
110 // HAS_ERRNO-NOT: .cimag
111 // HAS_ERRNO-NOT: @cimag
112 
113   __builtin_conj(f);       __builtin_conjf(f);      __builtin_conjl(f);
114 
115 // NO__ERRNO-NOT: .conj
116 // NO__ERRNO-NOT: @conj
117 // HAS_ERRNO-NOT: .conj
118 // HAS_ERRNO-NOT: @conj
119 
120   __builtin_clog(f);       __builtin_clogf(f);      __builtin_clogl(f);
121 
122 // NO__ERRNO: declare { double, double } @clog(double noundef, double noundef) [[READNONE]]
123 // NO__ERRNO: declare <2 x float> @clogf(<2 x float> noundef) [[READNONE]]
124 // NO__ERRNO: declare { x86_fp80, x86_fp80 } @clogl({ x86_fp80, x86_fp80 }* noundef byval({ x86_fp80, x86_fp80 }) align 16) [[NOT_READNONE]]
125 // HAS_ERRNO: declare { double, double } @clog(double noundef, double noundef) [[NOT_READNONE]]
126 // HAS_ERRNO: declare <2 x float> @clogf(<2 x float> noundef) [[NOT_READNONE]]
127 // HAS_ERRNO: declare { x86_fp80, x86_fp80 } @clogl({ x86_fp80, x86_fp80 }* noundef byval({ x86_fp80, x86_fp80 }) align 16) [[NOT_READNONE]]
128 
129   __builtin_cproj(f);      __builtin_cprojf(f);     __builtin_cprojl(f);
130 
131 // NO__ERRNO: declare { double, double } @cproj(double noundef, double noundef) [[READNONE]]
132 // NO__ERRNO: declare <2 x float> @cprojf(<2 x float> noundef) [[READNONE]]
133 // NO__ERRNO: declare { x86_fp80, x86_fp80 } @cprojl({ x86_fp80, x86_fp80 }* noundef byval({ x86_fp80, x86_fp80 }) align 16) [[NOT_READNONE]]
134 // HAS_ERRNO: declare { double, double } @cproj(double noundef, double noundef) [[READNONE:#[0-9]+]]
135 // HAS_ERRNO: declare <2 x float> @cprojf(<2 x float> noundef) [[READNONE]]
136 // HAS_ERRNO: declare { x86_fp80, x86_fp80 } @cprojl({ x86_fp80, x86_fp80 }* noundef byval({ x86_fp80, x86_fp80 }) align 16) [[WILLRETURN_NOT_READNONE:#[0-9]+]]
137 
138   __builtin_cpow(f,f);       __builtin_cpowf(f,f);      __builtin_cpowl(f,f);
139 
140 // NO__ERRNO: declare { double, double } @cpow(double noundef, double noundef, double noundef, double noundef) [[READNONE]]
141 // NO__ERRNO: declare <2 x float> @cpowf(<2 x float> noundef, <2 x float> noundef) [[READNONE]]
142 // NO__ERRNO: declare { x86_fp80, x86_fp80 } @cpowl({ x86_fp80, x86_fp80 }* noundef byval({ x86_fp80, x86_fp80 }) align 16, { x86_fp80, x86_fp80 }* noundef byval({ x86_fp80, x86_fp80 }) align 16) [[NOT_READNONE]]
143 // HAS_ERRNO: declare { double, double } @cpow(double noundef, double noundef, double noundef, double noundef) [[NOT_READNONE]]
144 // HAS_ERRNO: declare <2 x float> @cpowf(<2 x float> noundef, <2 x float> noundef) [[NOT_READNONE]]
145 // HAS_ERRNO: declare { x86_fp80, x86_fp80 } @cpowl({ x86_fp80, x86_fp80 }* noundef byval({ x86_fp80, x86_fp80 }) align 16, { x86_fp80, x86_fp80 }* noundef byval({ x86_fp80, x86_fp80 }) align 16) [[NOT_READNONE]]
146 
147   __builtin_creal(f);      __builtin_crealf(f);     __builtin_creall(f);
148 
149 // NO__ERRNO-NOT: .creal
150 // NO__ERRNO-NOT: @creal
151 // HAS_ERRNO-NOT: .creal
152 // HAS_ERRNO-NOT: @creal
153 
154   __builtin_csin(f);       __builtin_csinf(f);      __builtin_csinl(f);
155 
156 // NO__ERRNO: declare { double, double } @csin(double noundef, double noundef) [[READNONE]]
157 // NO__ERRNO: declare <2 x float> @csinf(<2 x float> noundef) [[READNONE]]
158 // NO__ERRNO: declare { x86_fp80, x86_fp80 } @csinl({ x86_fp80, x86_fp80 }* noundef byval({ x86_fp80, x86_fp80 }) align 16) [[NOT_READNONE]]
159 // HAS_ERRNO: declare { double, double } @csin(double noundef, double noundef) [[NOT_READNONE]]
160 // HAS_ERRNO: declare <2 x float> @csinf(<2 x float> noundef) [[NOT_READNONE]]
161 // HAS_ERRNO: declare { x86_fp80, x86_fp80 } @csinl({ x86_fp80, x86_fp80 }* noundef byval({ x86_fp80, x86_fp80 }) align 16) [[NOT_READNONE]]
162 
163   __builtin_csinh(f);      __builtin_csinhf(f);     __builtin_csinhl(f);
164 
165 // NO__ERRNO: declare { double, double } @csinh(double noundef, double noundef) [[READNONE]]
166 // NO__ERRNO: declare <2 x float> @csinhf(<2 x float> noundef) [[READNONE]]
167 // NO__ERRNO: declare { x86_fp80, x86_fp80 } @csinhl({ x86_fp80, x86_fp80 }* noundef byval({ x86_fp80, x86_fp80 }) align 16) [[NOT_READNONE]]
168 // HAS_ERRNO: declare { double, double } @csinh(double noundef, double noundef) [[NOT_READNONE]]
169 // HAS_ERRNO: declare <2 x float> @csinhf(<2 x float> noundef) [[NOT_READNONE]]
170 // HAS_ERRNO: declare { x86_fp80, x86_fp80 } @csinhl({ x86_fp80, x86_fp80 }* noundef byval({ x86_fp80, x86_fp80 }) align 16) [[NOT_READNONE]]
171 
172   __builtin_csqrt(f);      __builtin_csqrtf(f);     __builtin_csqrtl(f);
173 
174 // NO__ERRNO: declare { double, double } @csqrt(double noundef, double noundef) [[READNONE]]
175 // NO__ERRNO: declare <2 x float> @csqrtf(<2 x float> noundef) [[READNONE]]
176 // NO__ERRNO: declare { x86_fp80, x86_fp80 } @csqrtl({ x86_fp80, x86_fp80 }* noundef byval({ x86_fp80, x86_fp80 }) align 16) [[NOT_READNONE]]
177 // HAS_ERRNO: declare { double, double } @csqrt(double noundef, double noundef) [[NOT_READNONE]]
178 // HAS_ERRNO: declare <2 x float> @csqrtf(<2 x float> noundef) [[NOT_READNONE]]
179 // HAS_ERRNO: declare { x86_fp80, x86_fp80 } @csqrtl({ x86_fp80, x86_fp80 }* noundef byval({ x86_fp80, x86_fp80 }) align 16) [[NOT_READNONE]]
180 
181   __builtin_ctan(f);       __builtin_ctanf(f);      __builtin_ctanl(f);
182 
183 // NO__ERRNO: declare { double, double } @ctan(double noundef, double noundef) [[READNONE]]
184 // NO__ERRNO: declare <2 x float> @ctanf(<2 x float> noundef) [[READNONE]]
185 // NO__ERRNO: declare { x86_fp80, x86_fp80 } @ctanl({ x86_fp80, x86_fp80 }* noundef byval({ x86_fp80, x86_fp80 }) align 16) [[NOT_READNONE]]
186 // HAS_ERRNO: declare { double, double } @ctan(double noundef, double noundef) [[NOT_READNONE]]
187 // HAS_ERRNO: declare <2 x float> @ctanf(<2 x float> noundef) [[NOT_READNONE]]
188 // HAS_ERRNO: declare { x86_fp80, x86_fp80 } @ctanl({ x86_fp80, x86_fp80 }* noundef byval({ x86_fp80, x86_fp80 }) align 16) [[NOT_READNONE]]
189 
190   __builtin_ctanh(f);      __builtin_ctanhf(f);     __builtin_ctanhl(f);
191 
192 // NO__ERRNO: declare { double, double } @ctanh(double noundef, double noundef) [[READNONE]]
193 // NO__ERRNO: declare <2 x float> @ctanhf(<2 x float> noundef) [[READNONE]]
194 // NO__ERRNO: declare { x86_fp80, x86_fp80 } @ctanhl({ x86_fp80, x86_fp80 }* noundef byval({ x86_fp80, x86_fp80 }) align 16) [[NOT_READNONE]]
195 // HAS_ERRNO: declare { double, double } @ctanh(double noundef, double noundef) [[NOT_READNONE]]
196 // HAS_ERRNO: declare <2 x float> @ctanhf(<2 x float> noundef) [[NOT_READNONE]]
197 // HAS_ERRNO: declare { x86_fp80, x86_fp80 } @ctanhl({ x86_fp80, x86_fp80 }* noundef byval({ x86_fp80, x86_fp80 }) align 16) [[NOT_READNONE]]
198 };
199 
200 // NO__ERRNO: attributes [[READNONE]] = { {{.*}}readnone{{.*}} }
201 // NO__ERRNO: attributes [[NOT_READNONE]] = { nounwind {{.*}} }
202 
203 // HAS_ERRNO: attributes [[NOT_READNONE]] = { nounwind {{.*}} }
204 // HAS_ERRNO: attributes [[READNONE]] = { {{.*}}readnone{{.*}} }
205 // HAS_ERRNO: attributes [[WILLRETURN_NOT_READNONE]] = { nounwind willreturn {{.*}} }
206