Factor out common vector crosstesting code.

crosstest/test_arith.h

+//===- subzero/crosstest/test_arith.h - Test prototypes ---------*- C++ -*-===//
+//
+//                        The Subzero Code Generator
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// This file declares the function prototypes used for crosstesting arithmetic
+// operations.
+//
+//===----------------------------------------------------------------------===//
+
 #include <stdint.h>
 #include "test_arith.def"
 
-// Vector types
-typedef int32_t v4si32 __attribute__((vector_size(16)));
-typedef uint32_t v4ui32 __attribute__((vector_size(16)));
-typedef int16_t v8si16 __attribute__((vector_size(16)));
-typedef uint16_t v8ui16 __attribute__((vector_size(16)));
-typedef int8_t v16si8 __attribute__((vector_size(16)));
-typedef uint8_t v16ui8 __attribute__((vector_size(16)));
-typedef float v4f32 __attribute__((vector_size(16)));
+#include "vectors.h"
 
 #define X(inst, op, isdiv)                                                     \
   bool test##inst(bool a, bool b);                                             \
   uint8_t test##inst(uint8_t a, uint8_t b);                                    \
   uint16_t test##inst(uint16_t a, uint16_t b);                                 \
   uint32_t test##inst(uint32_t a, uint32_t b);                                 \
   uint64_t test##inst(uint64_t a, uint64_t b);                                 \
   v4ui32 test##inst(v4ui32 a, v4ui32 b);                                       \
   v8ui16 test##inst(v8ui16 a, v8ui16 b);                                       \
   v16ui8 test##inst(v16ui8 a, v16ui8 b);
@@ skipping 19 matching lines @@
 #define X(inst, op, func)                                                      \
   float test##inst(float a, float b);                                          \
   double test##inst(double a, double b);                                       \
   v4f32 test##inst(v4f32 a, v4f32 b);
 FPOP_TABLE
 #undef X
 
 float mySqrt(float a);
 double mySqrt(double a);
 // mySqrt for v4f32 is currently unsupported.