1// RUN: %clang_cc1 -triple i386-apple-darwin9 -verify %s
2// RUN: %clang_cc1 -triple i386-apple-darwin9 -target-feature +avx -verify %s
3
4// <rdar://problem/12415959>
5// rdar://problem/11846140
6// rdar://problem/17476970
7
8typedef unsigned int u_int32_t;
9typedef u_int32_t uint32_t;
10
11typedef unsigned long long u_int64_t;
12typedef u_int64_t uint64_t;
13
14typedef float __m128 __attribute__ ((vector_size (16)));
15typedef float __m256 __attribute__ ((vector_size (32)));
16typedef float __m512 __attribute__ ((vector_size (64)));
17
18__m128 val128;
19__m256 val256;
20__m512 val512;
21
22int func1() {
23  // Error out if size is > 32-bits.
24  uint32_t msr = 0x8b;
25  uint64_t val = 0;
26  __asm__ volatile("wrmsr"
27                   :
28                   : "c" (msr),
29                     "a" ((val & 0xFFFFFFFFUL)), // expected-error {{invalid input size for constraint 'a'}}
30                     "d" (((val >> 32) & 0xFFFFFFFFUL)));
31
32  // Don't error out if the size of the destination is <= 32 bits.
33  unsigned char data;
34  unsigned int port;
35  __asm__ volatile("outb %0, %w1" : : "a" (data), "Nd" (port)); // No error expected.
36
37  __asm__ volatile("outb %0, %w1" : : "R" (val), "Nd" (port)); // expected-error {{invalid input size for constraint 'R'}}
38  __asm__ volatile("outb %0, %w1" : : "q" (val), "Nd" (port)); // expected-error {{invalid input size for constraint 'q'}}
39  __asm__ volatile("outb %0, %w1" : : "Q" (val), "Nd" (port)); // expected-error {{invalid input size for constraint 'Q'}}
40  __asm__ volatile("outb %0, %w1" : : "b" (val), "Nd" (port)); // expected-error {{invalid input size for constraint 'b'}}
41  __asm__ volatile("outb %0, %w1" : : "c" (val), "Nd" (port)); // expected-error {{invalid input size for constraint 'c'}}
42  __asm__ volatile("outb %0, %w1" : : "d" (val), "Nd" (port)); // expected-error {{invalid input size for constraint 'd'}}
43  __asm__ volatile("outb %0, %w1" : : "S" (val), "Nd" (port)); // expected-error {{invalid input size for constraint 'S'}}
44  __asm__ volatile("outb %0, %w1" : : "D" (val), "Nd" (port)); // expected-error {{invalid input size for constraint 'D'}}
45  __asm__ volatile("foo1 %0" : : "A" (val128)); // expected-error {{invalid input size for constraint 'A'}}
46  __asm__ volatile("foo1 %0" : : "f" (val256)); // expected-error {{invalid input size for constraint 'f'}}
47  __asm__ volatile("foo1 %0" : : "t" (val256)); // expected-error {{invalid input size for constraint 't'}}
48  __asm__ volatile("foo1 %0" : : "u" (val256)); // expected-error {{invalid input size for constraint 'u'}}
49  __asm__ volatile("foo1 %0" : : "x" (val512)); // expected-error {{invalid input size for constraint 'x'}}
50
51  __asm__ volatile("foo1 %0" : "=R" (val)); // expected-error {{invalid output size for constraint '=R'}}
52  __asm__ volatile("foo1 %0" : "=q" (val)); // expected-error {{invalid output size for constraint '=q'}}
53  __asm__ volatile("foo1 %0" : "=Q" (val)); // expected-error {{invalid output size for constraint '=Q'}}
54  __asm__ volatile("foo1 %0" : "=a" (val)); // expected-error {{invalid output size for constraint '=a'}}
55  __asm__ volatile("foo1 %0" : "=b" (val)); // expected-error {{invalid output size for constraint '=b'}}
56  __asm__ volatile("foo1 %0" : "=c" (val)); // expected-error {{invalid output size for constraint '=c'}}
57  __asm__ volatile("foo1 %0" : "=d" (val)); // expected-error {{invalid output size for constraint '=d'}}
58  __asm__ volatile("foo1 %0" : "=S" (val)); // expected-error {{invalid output size for constraint '=S'}}
59  __asm__ volatile("foo1 %0" : "=D" (val)); // expected-error {{invalid output size for constraint '=D'}}
60  __asm__ volatile("foo1 %0" : "=A" (val128)); // expected-error {{invalid output size for constraint '=A'}}
61  __asm__ volatile("foo1 %0" : "=t" (val256)); // expected-error {{invalid output size for constraint '=t'}}
62  __asm__ volatile("foo1 %0" : "=u" (val256)); // expected-error {{invalid output size for constraint '=u'}}
63  __asm__ volatile("foo1 %0" : "=x" (val512)); // expected-error {{invalid output size for constraint '=x'}}
64
65#ifdef __AVX__
66  __asm__ volatile("foo1 %0" : : "x" (val256)); // No error.
67  __asm__ volatile("foo1 %0" : "=x" (val256));  // No error.
68#else
69  __asm__ volatile("foo1 %0" : : "x" (val256)); // expected-error {{invalid input size for constraint 'x'}}
70  __asm__ volatile("foo1 %0" : "=x" (val256)); // expected-error {{invalid output size for constraint '=x'}}
71#endif
72}
73