33 lines
1.4 KiB
C
33 lines
1.4 KiB
C
// REQUIRES: arm-registered-target
|
|
// RUN: %clang_cc1 -triple armv7 -target-feature +neon %s -emit-llvm -o /dev/null
|
|
|
|
char bar();
|
|
|
|
void t1(int x, char y) {
|
|
__asm__ volatile("mcr p15, 0, %1, c9, c12, 5;"
|
|
"mrc p15, 0, %0, c9, c13, 2;"
|
|
: "=r" (x)
|
|
: "r" (bar())); // no warning
|
|
__asm__ volatile("foo %0, %1"
|
|
: "+r" (x),
|
|
"+r" (y)
|
|
:);
|
|
__asm__ volatile("ldrb %0, [%1]" : "=r" (y) : "r" (x)); // no warning
|
|
}
|
|
|
|
// <rdar://problem/12284092>
|
|
typedef __attribute__((neon_vector_type(2))) long long int64x2_t;
|
|
typedef struct int64x2x4_t {
|
|
int64x2_t val[4];
|
|
} int64x2x4_t;
|
|
int64x2x4_t t2(const long long a[]) {
|
|
int64x2x4_t r;
|
|
__asm__("vldm %[a], { %q[r0], %q[r1], %q[r2], %q[r3] }"
|
|
: [r0] "=r"(r.val[0]), // expected-warning {{value size does not match register size specified by the constraint and modifier}}
|
|
[r1] "=r"(r.val[1]), // expected-warning {{value size does not match register size specified by the constraint and modifier}}
|
|
[r2] "=r"(r.val[2]), // expected-warning {{value size does not match register size specified by the constraint and modifier}}
|
|
[r3] "=r"(r.val[3]) // expected-warning {{value size does not match register size specified by the constraint and modifier}}
|
|
: [a] "r"(a));
|
|
return r;
|
|
}
|