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getting dogfood tests passing on Verilator!

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This commit is contained in:
Blaise Tine
2020-08-09 18:13:12 -04:00
parent 9e0639b49f
commit 65415d2bbc
43 changed files with 748 additions and 585 deletions
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174
driver/tests/dogfood/testcases.h
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@@ -2,6 +2,31 @@
#include <iostream>
#include <math.h>
#include <limits>
union Float_t {
float f;
int32_t i;
struct {
uint32_t mantissa : 23;
uint32_t exponent : 8;
uint32_t sign : 1;
} parts;
};
inline bool almost_equal_eps(float a, float b, float eps = std::numeric_limits<float>::epsilon()) {
auto tolerance = std::max(std::fabs(a), std::fabs(b)) * eps;
return std::fabs(a - b) <= tolerance;
}
inline bool almost_equal_ulp(float a, float b, int32_t ulp = 4) {
Float_t fa{a}, fb{b};
return std::abs(fa.i - fb.i) <= ulp;
}
inline bool almost_equal(float a, float b) {
return almost_equal_ulp(a, b);
}
class ITestCase {
public:
@@ -19,8 +44,8 @@ public:
auto a = (int32_t*)src1;
auto b = (int32_t*)src2;
for (int i = 0; i < n; ++i) {
a[i] = n/2 + i;
b[i] = n/2 - i;
a[i] = n/2 - i;
b[i] = n/2 + i;
}
}
@@ -32,7 +57,7 @@ public:
for (int i = 0; i < n; ++i) {
auto ref = a[i] + b[i];
if (c[i] != ref) {
std::cout << "error at value " << i << ": actual 0x" << c[i] << ", expected 0x" << ref << std::endl;
std::cout << "error at value " << i << ": expected " << ref << ", actual " << c[i] << ", a=" << a[i] << ", b=" << b[i] << std::endl;
++errors;
}
}
@@ -47,8 +72,8 @@ public:
auto a = (int32_t*)src1;
auto b = (int32_t*)src2;
for (int i = 0; i < n; ++i) {
a[i] = n/2 + i;
b[i] = n/2 - i;
a[i] = n/2 - i;
b[i] = n/2 + i;
}
}
@@ -60,7 +85,7 @@ public:
for (int i = 0; i < n; ++i) {
auto ref = a[i] * b[i];
if (c[i] != ref) {
std::cout << "error at value " << i << ": actual 0x" << c[i] << ", expected 0x" << ref << std::endl;
std::cout << "error at value " << i << ": expected " << ref << ", actual " << c[i] << ", a=" << a[i] << ", b=" << b[i] << std::endl;
++errors;
}
}
@@ -88,7 +113,7 @@ public:
for (int i = 0; i < n; ++i) {
auto ref = a[i] / b[i];
if (c[i] != ref) {
std::cout << "error at value " << i << ": actual 0x" << c[i] << ", expected 0x" << ref << std::endl;
std::cout << "error at value " << i << ": expected " << ref << ", actual " << c[i] << ", a=" << a[i] << ", b=" << b[i] << std::endl;
++errors;
}
}
@@ -118,7 +143,7 @@ public:
auto y = a[i] * b[i];
auto ref = x + y;
if (c[i] != ref) {
std::cout << "error at value " << i << ": actual 0x" << c[i] << ", expected 0x" << ref << std::endl;
std::cout << "error at value " << i << ": expected " << ref << ", actual " << c[i] << ", a=" << a[i] << ", b=" << b[i] << std::endl;
++errors;
}
}
@@ -133,8 +158,8 @@ public:
auto a = (float*)src1;
auto b = (float*)src2;
for (int i = 0; i < n; ++i) {
a[i] = (n + i) * 0.125f;
b[i] = (n - i) * 0.125f;
a[i] = (n - i) * (1.0f/n);
b[i] = (n + i) * (1.0f/n);
}
}
@@ -145,8 +170,8 @@ public:
auto c = (float*)dst;
for (int i = 0; i < n; ++i) {
auto ref = a[i] + b[i];
if (c[i] != ref) {
std::cout << "error at value " << i << ": actual 0x" << c[i] << ", expected 0x" << ref << std::endl;
if (!almost_equal(c[i], ref)) {
std::cout << "error at value " << i << ": expected " << ref << ", actual " << c[i] << ", a=" << a[i] << ", b=" << b[i] << std::endl;
++errors;
}
}
@@ -161,8 +186,8 @@ public:
auto a = (float*)src1;
auto b = (float*)src2;
for (int i = 0; i < n; ++i) {
a[i] = (n + i) * 0.125f;
b[i] = (n - i) * 0.125f;
a[i] = (n - i) * (1.0f/n);
b[i] = (n + i) * (1.0f/n);
}
}
@@ -173,8 +198,8 @@ public:
auto c = (float*)dst;
for (int i = 0; i < n; ++i) {
auto ref = a[i] - b[i];
if (c[i] != ref) {
std::cout << "error at value " << i << ": actual 0x" << c[i] << ", expected 0x" << ref << std::endl;
if (!almost_equal(c[i], ref)) {
std::cout << "error at value " << i << ": expected " << ref << ", actual " << c[i] << ", a=" << a[i] << ", b=" << b[i] << std::endl;
++errors;
}
}
@@ -189,8 +214,8 @@ public:
auto a = (float*)src1;
auto b = (float*)src2;
for (int i = 0; i < n; ++i) {
a[i] = (n + i) * 0.125f;
b[i] = (n - i) * 0.125f;
a[i] = (n - i) * (1.0f/n);
b[i] = (n + i) * (1.0f/n);
}
}
@@ -201,8 +226,8 @@ public:
auto c = (float*)dst;
for (int i = 0; i < n; ++i) {
auto ref = a[i] * b[i];
if (c[i] != ref) {
std::cout << "error at value " << i << ": actual 0x" << c[i] << ", expected 0x" << ref << std::endl;
if (!almost_equal(c[i], ref)) {
std::cout << "error at value " << i << ": expected " << ref << ", actual " << c[i] << ", a=" << a[i] << ", b=" << b[i] << std::endl;
++errors;
}
}
@@ -217,8 +242,8 @@ public:
auto a = (float*)src1;
auto b = (float*)src2;
for (int i = 0; i < n; ++i) {
a[i] = (n + i) * 0.125f;
b[i] = (n - i) * 0.125f;
a[i] = (n - i) * (1.0f/n);
b[i] = (n + i) * (1.0f/n);
}
}
@@ -228,9 +253,9 @@ public:
auto b = (float*)src2;
auto c = (float*)dst;
for (int i = 0; i < n; ++i) {
auto ref = a[i] * 0.5f + b[i];
if (c[i] != ref) {
std::cout << "error at value " << i << ": actual 0x" << c[i] << ", expected 0x" << ref << std::endl;
auto ref = a[i] * b[i] + 0.5f;
if (!almost_equal(c[i], ref)) {
std::cout << "error at value " << i << ": expected " << ref << ", actual " << c[i] << ", a=" << a[i] << ", b=" << b[i] << std::endl;
++errors;
}
}
@@ -245,8 +270,8 @@ public:
auto a = (float*)src1;
auto b = (float*)src2;
for (int i = 0; i < n; ++i) {
a[i] = (n + i) * 0.125f;
b[i] = (n - i) * 0.125f;
a[i] = (n - i) * (1.0f/n);
b[i] = (n + i) * (1.0f/n);
}
}
@@ -256,9 +281,9 @@ public:
auto b = (float*)src2;
auto c = (float*)dst;
for (int i = 0; i < n; ++i) {
auto ref = a[i] * 0.5f - b[i];
if (c[i] != ref) {
std::cout << "error at value " << i << ": actual 0x" << c[i] << ", expected 0x" << ref << std::endl;
auto ref = a[i] * b[i] - 0.5f;
if (!almost_equal(c[i], ref)) {
std::cout << "error at value " << i << ": expected " << ref << ", actual " << c[i] << ", a=" << a[i] << ", b=" << b[i] << std::endl;
++errors;
}
}
@@ -273,8 +298,8 @@ public:
auto a = (float*)src1;
auto b = (float*)src2;
for (int i = 0; i < n; ++i) {
a[i] = (n + i) * 0.125f;
b[i] = (n - i) * 0.125f;
a[i] = (n - i) * (1.0f/n);
b[i] = (n + i) * (1.0f/n);
}
}
@@ -284,9 +309,9 @@ public:
auto b = (float*)src2;
auto c = (float*)dst;
for (int i = 0; i < n; ++i) {
auto ref = -a[i] * 0.5f - b[i];
if (c[i] != ref) {
std::cout << "error at value " << i << ": actual 0x" << c[i] << ", expected 0x" << ref << std::endl;
auto ref = -a[i] * b[i] - 0.5f;
if (!almost_equal(c[i], ref)) {
std::cout << "error at value " << i << ": expected " << ref << ", actual " << c[i] << ", a=" << a[i] << ", b=" << b[i] << std::endl;
++errors;
}
}
@@ -301,8 +326,8 @@ public:
auto a = (float*)src1;
auto b = (float*)src2;
for (int i = 0; i < n; ++i) {
a[i] = (n + i) * 0.125f;
b[i] = (n - i) * 0.125f;
a[i] = (n - i) * (1.0f/n);
b[i] = (n + i) * (1.0f/n);
}
}
@@ -312,9 +337,9 @@ public:
auto b = (float*)src2;
auto c = (float*)dst;
for (int i = 0; i < n; ++i) {
auto ref = -a[i] * 0.5f + b[i];
if (c[i] != ref) {
std::cout << "error at value " << i << ": actual 0x" << c[i] << ", expected 0x" << ref << std::endl;
auto ref = -a[i] * b[i] + 0.5f;
if (!almost_equal(c[i], ref)) {
std::cout << "error at value " << i << ": expected " << ref << ", actual " << c[i] << ", a=" << a[i] << ", b=" << b[i] << std::endl;
++errors;
}
}
@@ -329,8 +354,8 @@ public:
auto a = (float*)src1;
auto b = (float*)src2;
for (int i = 0; i < n; ++i) {
a[i] = (n + i) * 0.125f;
b[i] = (n - i) * 0.125f;
a[i] = (n - i) * (1.0f/n);
b[i] = (n + i) * (1.0f/n);
}
}
@@ -340,11 +365,11 @@ public:
auto b = (float*)src2;
auto c = (float*)dst;
for (int i = 0; i < n; ++i) {
auto x = -a[i] * 0.5f - b[i];
auto y = a[i] * 0.5f + b[i];
auto x = -a[i] * b[i] - 0.5f;
auto y = a[i] * b[i] + 0.5f;
auto ref = x + y;
if (c[i] != ref) {
std::cout << "error at value " << i << ": actual 0x" << c[i] << ", expected 0x" << ref << std::endl;
if (!almost_equal(c[i], ref)) {
std::cout << "error at value " << i << ": expected " << ref << ", actual " << c[i] << ", a=" << a[i] << ", b=" << b[i] << std::endl;
++errors;
}
}
@@ -359,8 +384,8 @@ public:
auto a = (float*)src1;
auto b = (float*)src2;
for (int i = 0; i < n; ++i) {
a[i] = (n - i) * 0.125f;
b[i] = (n + i) * 0.125f;
a[i] = (n - i) * (1.0f/n);
b[i] = (n + i) * (1.0f/n);
}
}
@@ -371,8 +396,8 @@ public:
auto c = (float*)dst;
for (int i = 0; i < n; ++i) {
auto ref = a[i] / b[i];
if (c[i] != ref) {
std::cout << "error at value " << i << ": actual 0x" << c[i] << ", expected 0x" << ref << std::endl;
if (!almost_equal(c[i], ref)) {
std::cout << "error at value " << i << ": expected " << ref << ", actual " << c[i] << ", a=" << a[i] << ", b=" << b[i] << std::endl;
++errors;
}
}
@@ -387,8 +412,8 @@ public:
auto a = (float*)src1;
auto b = (float*)src2;
for (int i = 0; i < n; ++i) {
a[i] = (n - i) * 0.125f;
b[i] = (n + i) * 0.125f;
a[i] = (n - i) * (1.0f/n);
b[i] = (n + i) * (1.0f/n);
}
}
@@ -401,8 +426,8 @@ public:
auto x = a[i] / b[i];
auto y = b[i] / a[i];
auto ref = x + y;
if (c[i] != ref) {
std::cout << "error at value " << i << ": actual 0x" << c[i] << ", expected 0x" << ref << std::endl;
if (!almost_equal(c[i], ref)) {
std::cout << "error at value " << i << ": expected " << ref << ", actual " << c[i] << ", a=" << a[i] << ", b=" << b[i] << std::endl;
++errors;
}
}
@@ -417,8 +442,9 @@ public:
auto a = (float*)src1;
auto b = (float*)src2;
for (int i = 0; i < n; ++i) {
a[i] = (n + i) * 0.125f;
b[i] = (n - i) * 0.125f;
int q = 1.0f + (i % 64);
a[i] = q;
b[i] = q;
}
}
@@ -428,9 +454,9 @@ public:
auto b = (float*)src2;
auto c = (float*)dst;
for (int i = 0; i < n; ++i) {
auto ref = sqrt(a[i]) + b[i];
if (c[i] != ref) {
std::cout << "error at value " << i << ": actual 0x" << c[i] << ", expected 0x" << ref << std::endl;
auto ref = sqrt(a[i] * b[i]);
if (!almost_equal(c[i], ref)) {
std::cout << "error at value " << i << ": expected " << ref << ", actual " << c[i] << ", a=" << a[i] << ", b=" << b[i] << std::endl;
++errors;
}
}
@@ -445,8 +471,8 @@ public:
auto a = (float*)src1;
auto b = (float*)src2;
for (int i = 0; i < n; ++i) {
a[i] = (n + i) * 0.5f;
b[i] = (n - i) * 0.5f;
a[i] = (n/2 - i) * (1.0f/n);
b[i] = (n/2 - i) * (1.0f/n);
}
}
@@ -454,12 +480,12 @@ public:
int errors = 0;
auto a = (float*)src1;
auto b = (float*)src2;
auto c = (float*)dst;
auto c = (int32_t*)dst;
for (int i = 0; i < n; ++i) {
auto x = a[i] + b[i];
auto ref = (int32_t)x;
if (c[i] != ref) {
std::cout << "error at value " << i << ": actual 0x" << c[i] << ", expected 0x" << ref << std::endl;
std::cout << "error at value " << i << ": expected " << ref << ", actual " << c[i] << ", a=" << a[i] << ", b=" << b[i] << std::endl;
++errors;
}
}
@@ -474,8 +500,8 @@ public:
auto a = (float*)src1;
auto b = (float*)src2;
for (int i = 0; i < n; ++i) {
a[i] = (n + i) * 0.5f;
b[i] = (n - i) * 0.5f;
a[i] = i * (1.0f/n);
b[i] = i * (1.0f/n);
}
}
@@ -483,12 +509,12 @@ public:
int errors = 0;
auto a = (float*)src1;
auto b = (float*)src2;
auto c = (float*)dst;
auto c = (uint32_t*)dst;
for (int i = 0; i < n; ++i) {
auto x = a[i] + b[i];
auto ref = (uint32_t)x;
if (c[i] != ref) {
std::cout << "error at value " << i << ": actual 0x" << c[i] << ", expected 0x" << ref << std::endl;
std::cout << "error at value " << i << ": expected " << ref << ", actual " << c[i] << ", a=" << a[i] << ", b=" << b[i] << std::endl;
++errors;
}
}
@@ -503,7 +529,7 @@ public:
auto a = (int32_t*)src1;
auto b = (int32_t*)src2;
for (int i = 0; i < n; ++i) {
a[i] = n/2 + i;
a[i] = n/2 - i;
b[i] = n/2 - i;
}
}
@@ -516,8 +542,8 @@ public:
for (int i = 0; i < n; ++i) {
auto x = a[i] + b[i];
auto ref = (float)x;
if (c[i] != ref) {
std::cout << "error at value " << i << ": actual 0x" << c[i] << ", expected 0x" << ref << std::endl;
if (!almost_equal(c[i], ref)) {
std::cout << "error at value " << i << ": expected " << ref << ", actual " << c[i] << ", a=" << a[i] << ", b=" << b[i] << std::endl;
++errors;
}
}
@@ -532,8 +558,8 @@ public:
auto a = (uint32_t*)src1;
auto b = (uint32_t*)src2;
for (int i = 0; i < n; ++i) {
a[i] = n/2 + i;
b[i] = n/2 - i;
a[i] = i;
b[i] = i;
}
}
@@ -545,8 +571,8 @@ public:
for (int i = 0; i < n; ++i) {
auto x = a[i] + b[i];
auto ref = (float)x;
if (c[i] != ref) {
std::cout << "error at value " << i << ": actual 0x" << c[i] << ", expected 0x" << ref << std::endl;
if (!almost_equal(c[i], ref)) {
std::cout << "error at value " << i << ": expected " << ref << ", actual " << c[i] << ", a=" << a[i] << ", b=" << b[i] << std::endl;
++errors;
}
}