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Added asmjit_environment_info executable

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This commit is contained in:
kobalicek
2025-05-25 14:32:43 +02:00
parent 2e2866d481
commit ea9ae96653
4 changed files with 279 additions and 57 deletions
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3
CMakeLists.txt
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@@ -628,7 +628,8 @@ if (NOT ASMJIT_EMBED)
foreach(_target asmjit_test_emitters
asmjit_test_execute
asmjit_test_x86_sections)
asmjit_test_x86_sections
asmjit_environment_info)
asmjit_add_target(${_target} TEST
SOURCES test/${_target}.cpp
LIBRARIES asmjit::asmjit

97
test/asmjit_environment_info.cpp Normal file
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@@ -0,0 +1,97 @@
// This file is part of AsmJit project <https://asmjit.com>
//
// See asmjit.h or LICENSE.md for license and copyright information
// SPDX-License-Identifier: Zlib
#include <asmjit/core.h>
#include "asmjitutils.h"
using namespace asmjit;
#if !defined(ASMJIT_NO_JIT)
static void printVirtMemInfo() {
using MemoryFlags = VirtMem::MemoryFlags;
using HardenedRuntimeInfo = VirtMem::HardenedRuntimeInfo;
using HardenedRuntimeFlags = VirtMem::HardenedRuntimeFlags;
constexpr size_t kVMemAllocSize = 65536;
auto stringifyBool = [](bool b) { return b ? "true" : "false"; };
auto stringifySuccess = [](bool b) { return b ? "success" : "failure"; };
HardenedRuntimeInfo rti = VirtMem::hardenedRuntimeInfo();
printf("Hardened Environment Info:\n");
printf(" Hardening was detected : %s\n", stringifyBool(rti.hasFlag(HardenedRuntimeFlags::kEnabled )));
printf(" MAP_JIT is available : %s\n", stringifyBool(rti.hasFlag(HardenedRuntimeFlags::kMapJit )));
printf(" DualMapping is available: %s\n", stringifyBool(rti.hasFlag(HardenedRuntimeFlags::kDualMapping)));
printf("\n");
printf("Executable Memory Allocation:\n");
{
void* ptr = nullptr;
Error result = VirtMem::alloc(&ptr, kVMemAllocSize, MemoryFlags::kAccessRWX);
printf(" Allocation of RWX memory: %s\n", stringifySuccess(result == kErrorOk));
if (result == kErrorOk) {
result = VirtMem::release(ptr, kVMemAllocSize);
printf(" Release of RWX memory : %s\n", stringifySuccess(result == kErrorOk));
}
}
{
void* ptr = nullptr;
Error result = VirtMem::alloc(&ptr, kVMemAllocSize, MemoryFlags::kAccessRW | MemoryFlags::kMMapMaxAccessRWX);
printf(" Allocation of RW_ memory: %s (allocation uses kMMapMaxAccessRWX)\n", stringifySuccess(result == kErrorOk));
if (result == kErrorOk) {
result = VirtMem::protect(ptr, kVMemAllocSize, MemoryFlags::kAccessRX);
printf(" Change Access {RW -> RX}: %s\n", stringifySuccess(result == kErrorOk));
result = VirtMem::protect(ptr, kVMemAllocSize, MemoryFlags::kAccessRW);
printf(" Change Access {RX -> RW}: %s\n", stringifySuccess(result == kErrorOk));
result = VirtMem::release(ptr, kVMemAllocSize);
printf(" Release of RW memory : %s\n", stringifySuccess(result == kErrorOk));
}
}
{
VirtMem::DualMapping dm {};
Error result = VirtMem::allocDualMapping(&dm, kVMemAllocSize, MemoryFlags::kAccessRWX);
printf(" Dual mapping RWX alloc : %s\n", stringifySuccess(result == kErrorOk));
if (result == kErrorOk) {
result = VirtMem::releaseDualMapping(&dm, kVMemAllocSize);
printf(" Dual mapping RWX release: %s\n", stringifySuccess(result == kErrorOk));
}
}
printf("\n");
}
#endif // ASMJIT_NO_JIT
int main() {
printf("AsmJit Environment Info v%u.%u.%u [Arch=%s]\n\n",
unsigned((ASMJIT_LIBRARY_VERSION >> 16) ),
unsigned((ASMJIT_LIBRARY_VERSION >> 8) & 0xFF),
unsigned((ASMJIT_LIBRARY_VERSION ) & 0xFF),
asmjitArchAsString(Arch::kHost)
);
printf("This application can be used to verify AsmJit build options and to verify the\n");
printf("environment where it runs. For example to check CPU extensions available, OS\n");
printf("hardening and virtual memory allocation options.\n");
printf("\n");
printBuildOptions();
printCpuInfo();
#if !defined(ASMJIT_NO_JIT)
printVirtMemInfo();
#endif // ASMJIT_NO_JIT
return 0;
}

90
test/asmjit_test_unit.cpp
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@@ -9,51 +9,20 @@
#include <asmjit/x86.h>
#endif
#if !defined(ASMJIT_NO_AARCH64)
#include <asmjit/a64.h>
#endif
#include "asmjitutils.h"
#include "broken.h"
using namespace asmjit;
static void dumpCpu(void) noexcept {
const CpuInfo& cpu = CpuInfo::host();
// CPU Information
// ---------------
INFO("CPU Info:");
INFO(" Vendor : %s", cpu.vendor());
INFO(" Brand : %s", cpu.brand());
INFO(" Model ID : %u", cpu.modelId());
INFO(" Brand ID : %u", cpu.brandId());
INFO(" Family ID : %u", cpu.familyId());
INFO(" Stepping : %u", cpu.stepping());
INFO(" Processor Type : %u", cpu.processorType());
INFO(" Max logical Processors : %u", cpu.maxLogicalProcessors());
INFO(" Cache-Line Size : %u", cpu.cacheLineSize());
INFO(" HW-Thread Count : %u", cpu.hwThreadCount());
INFO("");
// CPU Features
// ------------
#ifndef ASMJIT_NO_LOGGING
INFO("CPU Features:");
CpuFeatures::Iterator it(cpu.features().iterator());
while (it.hasNext()) {
uint32_t featureId = uint32_t(it.next());
StringTmp<64> featureString;
Formatter::formatFeature(featureString, cpu.arch(), featureId);
INFO(" %s\n", featureString.data());
};
INFO("");
#endif // !ASMJIT_NO_LOGGING
}
#define DUMP_TYPE(...) \
INFO(" %-26s: %u", #__VA_ARGS__, uint32_t(sizeof(__VA_ARGS__)))
printf(" %-26s: %u\n", #__VA_ARGS__, uint32_t(sizeof(__VA_ARGS__)))
static void dumpSizeOf(void) noexcept {
INFO("Size of C++ types:");
static void printTypeSizes(void) noexcept {
printf("Size of C++ types:\n");
DUMP_TYPE(int8_t);
DUMP_TYPE(int16_t);
DUMP_TYPE(int32_t);
@@ -65,9 +34,9 @@ static void dumpSizeOf(void) noexcept {
DUMP_TYPE(float);
DUMP_TYPE(double);
DUMP_TYPE(void*);
INFO("");
printf("\n");
INFO("Size of base classes:");
printf("Size of base classes:\n");
DUMP_TYPE(BaseAssembler);
DUMP_TYPE(BaseEmitter);
DUMP_TYPE(CodeBuffer);
@@ -85,27 +54,27 @@ static void dumpSizeOf(void) noexcept {
DUMP_TYPE(ZoneHash<ZoneHashNode>);
DUMP_TYPE(ZoneList<int>);
DUMP_TYPE(ZoneVector<int>);
INFO("");
printf("\n");
INFO("Size of operand classes:");
printf("Size of operand classes:\n");
DUMP_TYPE(Operand);
DUMP_TYPE(BaseReg);
DUMP_TYPE(BaseMem);
DUMP_TYPE(Imm);
DUMP_TYPE(Label);
INFO("");
printf("\n");
INFO("Size of function classes:");
printf("Size of function classes:\n");
DUMP_TYPE(CallConv);
DUMP_TYPE(FuncFrame);
DUMP_TYPE(FuncValue);
DUMP_TYPE(FuncDetail);
DUMP_TYPE(FuncSignature);
DUMP_TYPE(FuncArgsAssignment);
INFO("");
printf("\n");
#if !defined(ASMJIT_NO_BUILDER)
INFO("Size of builder classes:");
printf("Size of builder classes:\n");
DUMP_TYPE(BaseBuilder);
DUMP_TYPE(BaseNode);
DUMP_TYPE(InstNode);
@@ -118,20 +87,20 @@ static void dumpSizeOf(void) noexcept {
DUMP_TYPE(ConstPoolNode);
DUMP_TYPE(CommentNode);
DUMP_TYPE(SentinelNode);
INFO("");
printf("\n");
#endif
#if !defined(ASMJIT_NO_COMPILER)
INFO("Size of compiler classes:");
printf("Size of compiler classes:\n");
DUMP_TYPE(BaseCompiler);
DUMP_TYPE(FuncNode);
DUMP_TYPE(FuncRetNode);
DUMP_TYPE(InvokeNode);
INFO("");
printf("\n");
#endif
#if !defined(ASMJIT_NO_X86)
INFO("Size of x86-specific classes:");
printf("Size of x86-specific classes:\n");
DUMP_TYPE(x86::Assembler);
#if !defined(ASMJIT_NO_BUILDER)
DUMP_TYPE(x86::Builder);
@@ -143,15 +112,28 @@ static void dumpSizeOf(void) noexcept {
DUMP_TYPE(x86::InstDB::CommonInfo);
DUMP_TYPE(x86::InstDB::OpSignature);
DUMP_TYPE(x86::InstDB::InstSignature);
INFO("");
printf("\n");
#endif
#if !defined(ASMJIT_NO_AARCH64)
printf("Size of aarch64-specific classes:\n");
DUMP_TYPE(a64::Assembler);
#if !defined(ASMJIT_NO_BUILDER)
DUMP_TYPE(a64::Builder);
#endif
#if !defined(ASMJIT_NO_COMPILER)
DUMP_TYPE(a64::Compiler);
#endif
printf("\n");
#endif
}
#undef DUMP_TYPE
static void onBeforeRun(void) noexcept {
dumpCpu();
dumpSizeOf();
printBuildOptions();
printCpuInfo();
printTypeSizes();
}
int main(int argc, const char* argv[]) {
@@ -161,7 +143,7 @@ int main(int argc, const char* argv[]) {
const char buildType[] = "Release";
#endif
INFO("AsmJit Unit-Test v%u.%u.%u [Arch=%s] [Mode=%s]\n\n",
printf("AsmJit Unit-Test v%u.%u.%u [Arch=%s] [Mode=%s]\n\n",
unsigned((ASMJIT_LIBRARY_VERSION >> 16) ),
unsigned((ASMJIT_LIBRARY_VERSION >> 8) & 0xFF),
unsigned((ASMJIT_LIBRARY_VERSION ) & 0xFF),

146
test/asmjitutils.h
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@@ -11,7 +11,7 @@
namespace {
[[maybe_unused]]
static inline const char* asmjitArchAsString(asmjit::Arch arch) noexcept {
static const char* asmjitArchAsString(asmjit::Arch arch) noexcept {
switch (arch) {
case asmjit::Arch::kX86 : return "X86";
case asmjit::Arch::kX64 : return "X64";
@@ -39,7 +39,7 @@ static inline const char* asmjitArchAsString(asmjit::Arch arch) noexcept {
}
[[maybe_unused]]
static inline void printIndented(const char* str, size_t indent) noexcept {
static void printIndented(const char* str, size_t indent) noexcept {
const char* start = str;
while (*str) {
if (*str == '\n') {
@@ -55,6 +55,148 @@ static inline void printIndented(const char* str, size_t indent) noexcept {
printf("%*s%.*s\n", int(indent), "", int(size), start);
}
[[maybe_unused]]
static void printCpuInfo() noexcept {
const asmjit::CpuInfo& cpu = asmjit::CpuInfo::host();
// CPU Information
// ---------------
printf("CPU Info:\n");
printf(" Vendor : %s\n", cpu.vendor());
printf(" Brand : %s\n", cpu.brand());
printf(" Model ID : %u\n", cpu.modelId());
printf(" Brand ID : %u\n", cpu.brandId());
printf(" Family ID : %u\n", cpu.familyId());
printf(" Stepping : %u\n", cpu.stepping());
printf(" Processor Type : %u\n", cpu.processorType());
printf(" Max logical Processors : %u\n", cpu.maxLogicalProcessors());
printf(" Cache-Line Size : %u\n", cpu.cacheLineSize());
printf(" HW-Thread Count : %u\n", cpu.hwThreadCount());
printf("\n");
// CPU Features
// ------------
#ifndef ASMJIT_NO_LOGGING
printf("CPU Features:\n");
asmjit::CpuFeatures::Iterator it(cpu.features().iterator());
while (it.hasNext()) {
uint32_t featureId = uint32_t(it.next());
asmjit::StringTmp<64> featureString;
asmjit::Formatter::formatFeature(featureString, cpu.arch(), featureId);
printf(" %s\n", featureString.data());
};
printf("\n");
#endif // !ASMJIT_NO_LOGGING
}
[[maybe_unused]]
static void printBuildOptions() {
auto stringifyBuildDefinition = [](bool b) { return b ? "defined" : "(not defined)"; };
#if defined(ASMJIT_BUILD_DEBUG)
const char build_type[] = "Debug";
#else
const char build_type[] = "Release";
#endif
#if defined(ASMJIT_NO_X86)
constexpr bool no_x86 = true;
#else
constexpr bool no_x86 = false;
#endif
#if defined(ASMJIT_NO_AARCH64)
constexpr bool no_aarch64 = true;
#else
constexpr bool no_aarch64 = false;
#endif
#if defined(ASMJIT_NO_FOREIGN)
constexpr bool no_foreign = true;
#else
constexpr bool no_foreign = false;
#endif
#if defined(ASMJIT_NO_DEPRECATED)
constexpr bool no_deprecated = true;
#else
constexpr bool no_deprecated = false;
#endif
#if defined(ASMJIT_NO_ABI_NAMESPACE)
constexpr bool no_abi_namespace = true;
#else
constexpr bool no_abi_namespace = false;
#endif
#if defined(ASMJIT_NO_SHM_OPEN)
constexpr bool no_shm_open = true;
#else
constexpr bool no_shm_open = false;
#endif
#if defined(ASMJIT_NO_JIT)
constexpr bool no_jit = true;
#else
constexpr bool no_jit = false;
#endif
#if defined(ASMJIT_NO_TEXT)
constexpr bool no_text = true;
#else
constexpr bool no_text = false;
#endif
#if defined(ASMJIT_NO_LOGGING)
constexpr bool no_logging = true;
#else
constexpr bool no_logging = false;
#endif
#if defined(ASMJIT_NO_VALIDATION)
constexpr bool no_validation = true;
#else
constexpr bool no_validation = false;
#endif
#if defined(ASMJIT_NO_INTROSPECTION)
constexpr bool no_introspection = true;
#else
constexpr bool no_introspection = false;
#endif
#if defined(ASMJIT_NO_BUILDER)
constexpr bool no_builder = true;
#else
constexpr bool no_builder = false;
#endif
#if defined(ASMJIT_NO_COMPILER)
constexpr bool no_compiler = true;
#else
constexpr bool no_compiler = false;
#endif
printf("Build Options:\n");
printf(" Build Type : %s\n", build_type);
printf(" ASMJIT_NO_X86 : %s\n", stringifyBuildDefinition(no_x86));
printf(" ASMJIT_NO_AARCH64 : %s\n", stringifyBuildDefinition(no_aarch64));
printf(" ASMJIT_NO_FOREIGN : %s\n", stringifyBuildDefinition(no_foreign));
printf(" ASMJIT_NO_DEPRECATED : %s\n", stringifyBuildDefinition(no_deprecated));
printf(" ASMJIT_NO_ABI_NAMESPACE: %s\n", stringifyBuildDefinition(no_abi_namespace));
printf(" ASMJIT_NO_SHM_OPEN : %s\n", stringifyBuildDefinition(no_shm_open));
printf(" ASMJIT_NO_JIT : %s\n", stringifyBuildDefinition(no_jit));
printf(" ASMJIT_NO_TEXT : %s\n", stringifyBuildDefinition(no_text));
printf(" ASMJIT_NO_LOGGING : %s\n", stringifyBuildDefinition(no_logging));
printf(" ASMJIT_NO_VALIDATION : %s\n", stringifyBuildDefinition(no_validation));
printf(" ASMJIT_NO_INTROSPECTION: %s\n", stringifyBuildDefinition(no_introspection));
printf(" ASMJIT_NO_BUILDER : %s\n", stringifyBuildDefinition(no_builder));
printf(" ASMJIT_NO_COMPILER : %s\n", stringifyBuildDefinition(no_compiler));
printf("\n");
}
} // {anonymous}
#endif // ASMJITUTILS_H_INCLUDED