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#include "Halide.h"
#include <stdio.h>
using namespace Halide;
int main(int argc, char **argv) {
Target t1, t2;
std::string ts;
// Target("") should be exactly like get_host_target().
t1 = get_host_target();
t2 = Target("");
if (t2 != t1) {
printf("parse_from_string failure: %s\n", ts.c_str());
return 1;
}
t1 = Target();
ts = t1.to_string();
if (ts != "arch_unknown-0-os_unknown") {
printf("to_string failure: %s\n", ts.c_str());
return 1;
}
// Note, this should *not* validate, since validate_target_string
// now returns false if any of arch-bits-os are undefined
if (Target::validate_target_string(ts)) {
printf("validate_target_string failure: %s\n", ts.c_str());
return 1;
}
// Don't attempt to roundtrip this: trying to create
// a Target with unknown portions will now assert-fail.
//
// t2 = Target(ts);
// if (t2 != t1) {
// printf("roundtrip failure: %s\n", ts.c_str());
// return 1;
// }
// Full specification round-trip:
t1 = Target(Target::Linux, Target::X86, 32, {Target::SSE41});
ts = t1.to_string();
if (ts != "x86-32-linux-sse41") {
printf("to_string failure: %s\n", ts.c_str());
return 1;
}
if (!Target::validate_target_string(ts)) {
printf("validate_target_string failure: %s\n", ts.c_str());
return 1;
}
// Full specification round-trip, crazy features
t1 = Target(Target::Android, Target::ARM, 32,
{Target::JIT, Target::CUDA, Target::OpenCL,
Target::Debug});
ts = t1.to_string();
if (ts != "arm-32-android-cuda-debug-jit-opencl") {
printf("to_string failure: %s\n", ts.c_str());
return 1;
}
if (!Target::validate_target_string(ts)) {
printf("validate_target_string failure: %s\n", ts.c_str());
return 1;
}
// Expected failures:
ts = "host-unknowntoken";
if (Target::validate_target_string(ts)) {
printf("validate_target_string failure: %s\n", ts.c_str());
return 1;
}
ts = "x86-23";
if (Target::validate_target_string(ts)) {
printf("validate_target_string failure: %s\n", ts.c_str());
return 1;
}
// bits == 0 is allowed only if arch_unknown and os_unknown are specified,
// and no features are set
ts = "x86-0";
if (Target::validate_target_string(ts)) {
printf("validate_target_string failure: %s\n", ts.c_str());
return 1;
}
ts = "0-arch_unknown-os_unknown-sse41";
if (Target::validate_target_string(ts)) {
printf("validate_target_string failure: %s\n", ts.c_str());
return 1;
}
// "host" is only supported as the first token
ts = "opencl-host";
if (Target::validate_target_string(ts)) {
printf("validate_target_string failure: %s\n", ts.c_str());
return 1;
}
// with_feature
t1 = Target(Target::Linux, Target::X86, 32, {Target::SSE41});
t2 = t1.with_feature(Target::NoAsserts).with_feature(Target::NoBoundsQuery);
ts = t2.to_string();
if (ts != "x86-32-linux-no_asserts-no_bounds_query-sse41") {
printf("to_string failure: %s\n", ts.c_str());
return 1;
}
// without_feature
t1 = Target(Target::Linux, Target::X86, 32, {Target::SSE41, Target::NoAsserts});
// Note that NoBoundsQuery wasn't set here, so 'without' is a no-op
t2 = t1.without_feature(Target::NoAsserts).without_feature(Target::NoBoundsQuery);
ts = t2.to_string();
if (ts != "x86-32-linux-sse41") {
printf("to_string failure: %s\n", ts.c_str());
return 1;
}
// natural_vector_size
// SSE4.1 is 16 bytes wide
t1 = Target(Target::Linux, Target::X86, 32, {Target::SSE41});
if (t1.natural_vector_size<uint8_t>() != 16) {
printf("natural_vector_size failure\n");
return 1;
}
if (t1.natural_vector_size<int16_t>() != 8) {
printf("natural_vector_size failure\n");
return 1;
}
if (t1.natural_vector_size<uint32_t>() != 4) {
printf("natural_vector_size failure\n");
return 1;
}
if (t1.natural_vector_size<float>() != 4) {
printf("natural_vector_size failure\n");
return 1;
}
// AVX is 32 bytes wide for float, but we treat as only 16 for integral types,
// due to suboptimal integer instructions
t1 = Target(Target::Linux, Target::X86, 32, {Target::SSE41, Target::AVX});
if (t1.natural_vector_size<uint8_t>() != 16) {
printf("natural_vector_size failure\n");
return 1;
}
if (t1.natural_vector_size<int16_t>() != 8) {
printf("natural_vector_size failure\n");
return 1;
}
if (t1.natural_vector_size<uint32_t>() != 4) {
printf("natural_vector_size failure\n");
return 1;
}
if (t1.natural_vector_size<float>() != 8) {
printf("natural_vector_size failure\n");
return 1;
}
// AVX2 is 32 bytes wide
t1 = Target(Target::Linux, Target::X86, 32, {Target::SSE41, Target::AVX, Target::AVX2});
if (t1.natural_vector_size<uint8_t>() != 32) {
printf("natural_vector_size failure\n");
return 1;
}
if (t1.natural_vector_size<int16_t>() != 16) {
printf("natural_vector_size failure\n");
return 1;
}
if (t1.natural_vector_size<uint32_t>() != 8) {
printf("natural_vector_size failure\n");
return 1;
}
if (t1.natural_vector_size<float>() != 8) {
printf("natural_vector_size failure\n");
return 1;
}
// NEON is 16 bytes wide
t1 = Target(Target::Linux, Target::ARM, 32);
if (t1.natural_vector_size<uint8_t>() != 16) {
printf("natural_vector_size failure\n");
return 1;
}
if (t1.natural_vector_size<int16_t>() != 8) {
printf("natural_vector_size failure\n");
return 1;
}
if (t1.natural_vector_size<uint32_t>() != 4) {
printf("natural_vector_size failure\n");
return 1;
}
if (t1.natural_vector_size<float>() != 4) {
printf("natural_vector_size failure\n");
return 1;
}
t1 = Target("x86-64-linux-trace_all");
ts = t1.to_string();
if (!t1.features_all_of({Target::TraceLoads, Target::TraceStores, Target::TraceRealizations})) {
printf("trace_all failure: %s\n", ts.c_str());
return 1;
}
if (ts != "x86-64-linux-trace_all") {
printf("trace_all to_string failure: %s\n", ts.c_str());
return 1;
}
t1 = Target("arm-64-linux-armv87a-armv8a");
t2 = Target("arm-64-linux-armv82a-armv83a");
if (!t1.get_runtime_compatible_target(t2, t1)) {
printf("get_runtime_compatible_target failure\n");
return 1;
}
ts = t1.to_string();
if (ts != "arm-64-linux-armv8a") {
printf("get_runtime_compatible_target failure: %s\n", ts.c_str());
return 1;
}
printf("Success!\n");
return 0;
}
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