Print out error amount

src/include/migraph/generate.hpp

@@ -12,7 +12,7 @@ constexpr T normalize(unsigned long z)
 {
     if(z == 0)
         return 0;
-    const auto max     = 32768;
+    const auto max     = 2048;
     const double range = max / 2; // NOLINT
     double result      = (z % max) / range;
     result -= 1;

src/include/migraph/verify.hpp

@@ -162,10 +162,12 @@ double rms_range(R1&& r1, R2&& r2)
 }
 
 template <class R1, class R2>
-bool verify_range(R1&& r1, R2&& r2, double tolerance = 80)
+bool verify_range(R1&& r1, R2&& r2, double tolerance = 80, double * out_error = nullptr)
 {
     double threshold = std::numeric_limits<range_value<R1>>::epsilon() * tolerance;
     auto error       = rms_range(r1, r2);
+    if(out_error != nullptr)
+        *out_error = error;
     return error <= threshold;
 }
 } // namespace migraph

src/include/migraph/verify_args.hpp

@@ -12,10 +12,12 @@ inline void verify_args(const std::string& name,
                         double tolerance = 80)
 {
     visit_all(cpu_arg, gpu_arg)([&](auto cpu, auto gpu) {
-        if(not verify_range(cpu, gpu, tolerance))
+        double error;
+        if(not verify_range(cpu, gpu, tolerance, &error))
         {
             // TODO: Check for nans
             std::cout << "FAILED: " << name << std::endl;
+            std::cout << "error: " << error << std::endl;
             if(cpu.size() < 32)
                 std::cout << "cpu:" << cpu << std::endl;
             if(gpu.size() < 32)