clang/test/Sema/arm-neon-types.c

   1 // RUN: %clang_cc1 -triple thumbv7-apple-darwin10 -target-cpu cortex-a8 -fsyntax-only -Wvector-conversion -ffreestanding -verify %s
   2 // REQUIRES: aarch64-registered-target || arm-registered-target
   3
   4 #ifndef INCLUDE
   5
   6 #include <arm_neon.h>
   7
   8 // Radar 8228022: Should not report incompatible vector types.
   9 int32x2_t test(int32x2_t x) {
  10   return vshr_n_s32(x, 31);
  11 }
  12
  13 // ...but should warn when the types really do not match.
  14 float32x2_t test2(uint32x2_t x) {
  15   return vcvt_n_f32_s32(x, 9); // expected-warning {{incompatible vector types}}
  16 }
  17
  18 // Check immediate range for vcvt_n intrinsics is 1 to 32.  Radar 9558930.
  19 float32x2_t test3(uint32x2_t x) {
  20   // FIXME: The "incompatible result type" error is due to pr10112 and should be
  21   // removed when that is fixed.
  22   return vcvt_n_f32_u32(x, 0); // expected-error-re {{argument value {{.*}} is outside the valid range}}
  23 }
  24
  25 typedef signed int vSInt32 __attribute__((__vector_size__(16)));
  26 int32x4_t test4(int32x4_t a, vSInt32 b) {
  27   a += b;
  28   b += a;
  29   return b += a;
  30 }
  31
  32 // Warn for incompatible pointer types used with vld/vst intrinsics.
  33 int16x8_t test5(int *p) {
  34   return vld1q_s16(p); // expected-warning {{incompatible pointer types}}
  35 }
  36 void test6(float *p, int32x2_t v) {
  37   return vst1_s32(p, v); // expected-warning {{incompatible pointer types}}
  38 }
  39
  40 #define INCLUDE
  41 #include "arm-neon-types.c"
  42 #else
  43
  44 // Make sure we don't get a warning about using a static function in an
  45 // extern inline function from a header.
  46 extern inline uint8x8_t test7(uint8x8_t a, uint8x8_t b) {
  47   return vadd_u8(a, b);
  48 }
  49 #endif