// RUN: %clang_cc1 -triple i386-apple-darwin9 -verify %s // RUN: %clang_cc1 -triple i386-apple-darwin9 -target-feature +avx -verify %s // // rdar://problem/11846140 // rdar://problem/17476970 typedef unsigned int u_int32_t; typedef u_int32_t uint32_t; typedef unsigned long long u_int64_t; typedef u_int64_t uint64_t; typedef float __m128 __attribute__ ((vector_size (16))); typedef float __m256 __attribute__ ((vector_size (32))); typedef float __m512 __attribute__ ((vector_size (64))); __m128 val128; __m256 val256; __m512 val512; int func1() { // Error out if size is > 32-bits. uint32_t msr = 0x8b; uint64_t val = 0; __asm__ volatile("wrmsr" : : "c" (msr), "a" ((val & 0xFFFFFFFFUL)), // expected-error {{invalid input size for constraint 'a'}} "d" (((val >> 32) & 0xFFFFFFFFUL))); // Don't error out if the size of the destination is <= 32 bits. unsigned char data; unsigned int port; __asm__ volatile("outb %0, %w1" : : "a" (data), "Nd" (port)); // No error expected. __asm__ volatile("outb %0, %w1" : : "R" (val), "Nd" (port)); // expected-error {{invalid input size for constraint 'R'}} __asm__ volatile("outb %0, %w1" : : "q" (val), "Nd" (port)); // expected-error {{invalid input size for constraint 'q'}} __asm__ volatile("outb %0, %w1" : : "Q" (val), "Nd" (port)); // expected-error {{invalid input size for constraint 'Q'}} __asm__ volatile("outb %0, %w1" : : "b" (val), "Nd" (port)); // expected-error {{invalid input size for constraint 'b'}} __asm__ volatile("outb %0, %w1" : : "c" (val), "Nd" (port)); // expected-error {{invalid input size for constraint 'c'}} __asm__ volatile("outb %0, %w1" : : "d" (val), "Nd" (port)); // expected-error {{invalid input size for constraint 'd'}} __asm__ volatile("outb %0, %w1" : : "S" (val), "Nd" (port)); // expected-error {{invalid input size for constraint 'S'}} __asm__ volatile("outb %0, %w1" : : "D" (val), "Nd" (port)); // expected-error {{invalid input size for constraint 'D'}} __asm__ volatile("foo1 %0" : : "A" (val128)); // expected-error {{invalid input size for constraint 'A'}} __asm__ volatile("foo1 %0" : : "f" (val256)); // expected-error {{invalid input size for constraint 'f'}} __asm__ volatile("foo1 %0" : : "t" (val256)); // expected-error {{invalid input size for constraint 't'}} __asm__ volatile("foo1 %0" : : "u" (val256)); // expected-error {{invalid input size for constraint 'u'}} __asm__ volatile("foo1 %0" : : "x" (val512)); // expected-error {{invalid input size for constraint 'x'}} __asm__ volatile("foo1 %0" : "=R" (val)); // expected-error {{invalid output size for constraint '=R'}} __asm__ volatile("foo1 %0" : "=q" (val)); // expected-error {{invalid output size for constraint '=q'}} __asm__ volatile("foo1 %0" : "=Q" (val)); // expected-error {{invalid output size for constraint '=Q'}} __asm__ volatile("foo1 %0" : "=a" (val)); // expected-error {{invalid output size for constraint '=a'}} __asm__ volatile("foo1 %0" : "=b" (val)); // expected-error {{invalid output size for constraint '=b'}} __asm__ volatile("foo1 %0" : "=c" (val)); // expected-error {{invalid output size for constraint '=c'}} __asm__ volatile("foo1 %0" : "=d" (val)); // expected-error {{invalid output size for constraint '=d'}} __asm__ volatile("foo1 %0" : "=S" (val)); // expected-error {{invalid output size for constraint '=S'}} __asm__ volatile("foo1 %0" : "=D" (val)); // expected-error {{invalid output size for constraint '=D'}} __asm__ volatile("foo1 %0" : "=A" (val128)); // expected-error {{invalid output size for constraint '=A'}} __asm__ volatile("foo1 %0" : "=t" (val256)); // expected-error {{invalid output size for constraint '=t'}} __asm__ volatile("foo1 %0" : "=u" (val256)); // expected-error {{invalid output size for constraint '=u'}} __asm__ volatile("foo1 %0" : "=x" (val512)); // expected-error {{invalid output size for constraint '=x'}} #ifdef __AVX__ __asm__ volatile("foo1 %0" : : "x" (val256)); // No error. __asm__ volatile("foo1 %0" : "=x" (val256)); // No error. #else __asm__ volatile("foo1 %0" : : "x" (val256)); // expected-error {{invalid input size for constraint 'x'}} __asm__ volatile("foo1 %0" : "=x" (val256)); // expected-error {{invalid output size for constraint '=x'}} #endif }