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 8 typedef unsigned int u_int32_t; 9 typedef u_int32_t uint32_t; 10 11 typedef unsigned long long u_int64_t; 12 typedef u_int64_t uint64_t; 13 14 typedef float __m128 __attribute__ ((vector_size (16))); 15 typedef float __m256 __attribute__ ((vector_size (32))); 16 typedef float __m512 __attribute__ ((vector_size (64))); 17 18 __m128 val128; 19 __m256 val256; 20 __m512 val512; 21 22 int 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