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[ABI] Added CpuFeatures to Target and CodeHolder, improved test_perf

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This commit is contained in:
kobalicek
2023-01-15 16:12:52 +01:00
parent a9ac13536e
commit 1ed8b77f5b
18 changed files with 155 additions and 55 deletions
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2
.github/workflows/build.yml vendored
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@@ -17,7 +17,7 @@ jobs:
uses: actions/checkout@v3
- name: "Setup node.js"
uses: actions/setup-node@v1
uses: actions/setup-node@v3
with:
node-version: "14"

17
src/asmjit/core.h
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@@ -454,7 +454,8 @@ namespace asmjit {
//! JitRuntime rt; // Runtime specialized for JIT code execution.
//!
//! CodeHolder code; // Holds code and relocation information.
//! code.init(rt.environment()); // Initialize code to match the JIT environment.
//! code.init(rt.environment(), // Initialize code to match the JIT environment.
//! rt.cpuFeatures());
//!
//! x86::Assembler a(&code); // Create and attach x86::Assembler to code.
//! a.mov(x86::eax, 1); // Move one to eax register.
@@ -599,9 +600,10 @@ namespace asmjit {
//! int main() {
//! // Create a custom environment that matches the current host environment.
//! Environment env = Environment::host();
//! CpuFeatures cpuFeatures = CpuInfo::host().features();
//!
//! CodeHolder code; // Create a CodeHolder.
//! code.init(env); // Initialize CodeHolder with environment.
//! code.init(env, cpuFeatures); // Initialize CodeHolder with environment.
//!
//! x86::Assembler a(&code); // Create and attach x86::Assembler to `code`.
//!
@@ -722,10 +724,11 @@ namespace asmjit {
//!
//! void initializeCodeHolder(CodeHolder& code) {
//! Environment env = Environment::host();
//! CpuFeatures cpuFeatures = CpuInfo::host().features();
//! uint64_t baseAddress = uint64_t(0x1234);
//!
//! // initialize CodeHolder with environment and custom base address.
//! code.init(env, baseAddress);
//! code.init(env, cpuFeatures, baseAddress);
//! }
//! ```
//!
@@ -1346,7 +1349,8 @@ namespace asmjit {
//! FileLogger logger(stdout); // Logger should always survive CodeHolder.
//!
//! CodeHolder code; // Holds code and relocation information.
//! code.init(rt.environment()); // Initialize to the same arch as JIT runtime.
//! code.init(rt.environment(), // Initialize code to match the JIT environment.
//! rt.cpuFeatures());
//! code.setLogger(&logger); // Attach the `logger` to `code` holder.
//!
//! // ... code as usual, everything emitted will be logged to `stdout` ...
@@ -1369,7 +1373,8 @@ namespace asmjit {
//! StringLogger logger; // Logger should always survive CodeHolder.
//!
//! CodeHolder code; // Holds code and relocation information.
//! code.init(rt.environment()); // Initialize to the same arch as JIT runtime.
//! code.init(rt.environment(), // Initialize code to match the JIT environment.
//! rt.cpuFeatures());
//! code.setLogger(&logger); // Attach the `logger` to `code` holder.
//!
//! // ... code as usual, logging will be concatenated to logger string ...
@@ -1560,7 +1565,7 @@ namespace asmjit {
//! MyErrorHandler myErrorHandler;
//! CodeHolder code;
//!
//! code.init(rt.environment());
//! code.init(rt.environment(), rt.cpuFeatures());
//! code.setErrorHandler(&myErrorHandler);
//!
//! x86::Assembler a(&code);

7
src/asmjit/core/codeholder.cpp
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@@ -74,6 +74,7 @@ static void CodeHolder_resetInternal(CodeHolder* self, ResetPolicy resetPolicy)
// Reset everything into its construction state.
self->_environment.reset();
self->_cpuFeatures.reset();
self->_baseAddress = Globals::kNoBaseAddress;
self->_logger = nullptr;
self->_errorHandler = nullptr;
@@ -118,6 +119,7 @@ static void CodeHolder_onSettingsUpdated(CodeHolder* self) noexcept {
CodeHolder::CodeHolder(const Support::Temporary* temporary) noexcept
: _environment(),
_cpuFeatures{},
_baseAddress(Globals::kNoBaseAddress),
_logger(nullptr),
_errorHandler(nullptr),
@@ -143,6 +145,10 @@ inline void CodeHolder_setSectionDefaultName(
}
Error CodeHolder::init(const Environment& environment, uint64_t baseAddress) noexcept {
return init(environment, CpuFeatures{}, baseAddress);
}
Error CodeHolder::init(const Environment& environment, const CpuFeatures& cpuFeatures, uint64_t baseAddress) noexcept {
// Cannot reinitialize if it's locked or there is one or more emitter attached.
if (isInitialized())
return DebugUtils::errored(kErrorAlreadyInitialized);
@@ -172,6 +178,7 @@ Error CodeHolder::init(const Environment& environment, uint64_t baseAddress) noe
}
else {
_environment = environment;
_cpuFeatures = cpuFeatures;
_baseAddress = baseAddress;
return kErrorOk;
}

7
src/asmjit/core/codeholder.h
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@@ -640,6 +640,8 @@ public:
//! Environment information.
Environment _environment;
//! CPU features of the target architecture.
CpuFeatures _cpuFeatures;
//! Base address or \ref Globals::kNoBaseAddress.
uint64_t _baseAddress;
@@ -698,6 +700,8 @@ public:
//! Initializes CodeHolder to hold code described by the given `environment` and `baseAddress`.
ASMJIT_API Error init(const Environment& environment, uint64_t baseAddress = Globals::kNoBaseAddress) noexcept;
//! Initializes CodeHolder to hold code described by the given `environment`, `cpuFeatures`, and `baseAddress`.
ASMJIT_API Error init(const Environment& environment, const CpuFeatures& cpuFeatures, uint64_t baseAddress = Globals::kNoBaseAddress) noexcept;
//! Detaches all code-generators attached and resets the `CodeHolder`.
ASMJIT_API void reset(ResetPolicy resetPolicy = ResetPolicy::kSoft) noexcept;
@@ -736,6 +740,9 @@ public:
//! Returns the target sub-architecture.
inline SubArch subArch() const noexcept { return environment().subArch(); }
//! Returns the minimum CPU features of the target architecture.
inline const CpuFeatures& cpuFeatures() const noexcept { return _cpuFeatures; }
//! Tests whether a static base-address is set.
inline bool hasBaseAddress() const noexcept { return _baseAddress != Globals::kNoBaseAddress; }
//! Returns a static base-address or \ref Globals::kNoBaseAddress, if not set.

6
src/asmjit/core/errorhandler.h
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@@ -61,7 +61,7 @@ class BaseEmitter;
//! SimpleErrorHandler eh;
//!
//! CodeHolder code;
//! code.init(rt.environment());
//! code.init(rt.environment(), rt.cpuFeatures());
//! code.setErrorHandler(&eh);
//!
//! // Try to emit instruction that doesn't exist.
@@ -117,7 +117,7 @@ class BaseEmitter;
//! ThrowableErrorHandler eh;
//!
//! CodeHolder code;
//! code.init(rt.environment());
//! code.init(rt.environment(), rt.cpuFeatures());
//! code.setErrorHandler(&eh);
//!
//! x86::Assembler a(&code);
@@ -166,7 +166,7 @@ class BaseEmitter;
//! LongJmpErrorHandler eh;
//!
//! CodeHolder code;
//! code.init(rt.rt.environment());
//! code.init(rt.environment(), rt.cpuFeatures());
//! code.setErrorHandler(&eh);
//!
//! x86::Assembler a(&code);

1
src/asmjit/core/jitruntime.cpp
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@@ -15,6 +15,7 @@ JitRuntime::JitRuntime(const JitAllocator::CreateParams* params) noexcept
: _allocator(params) {
_environment = Environment::host();
_environment.setObjectFormat(ObjectFormat::kJIT);
_cpuFeatures = CpuInfo::host().features();
}
JitRuntime::~JitRuntime() noexcept {}

4
src/asmjit/core/target.cpp
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@@ -8,7 +8,9 @@
ASMJIT_BEGIN_NAMESPACE
Target::Target() noexcept : _environment() {}
Target::Target() noexcept
: _environment{},
_cpuFeatures{} {}
Target::~Target() noexcept {}
ASMJIT_END_NAMESPACE

6
src/asmjit/core/target.h
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@@ -7,6 +7,7 @@
#define ASMJIT_CORE_TARGET_H_INCLUDED
#include "../core/archtraits.h"
#include "../core/cpuinfo.h"
#include "../core/func.h"
ASMJIT_BEGIN_NAMESPACE
@@ -22,6 +23,8 @@ public:
//! Target environment information.
Environment _environment;
//! Target CPU features.
CpuFeatures _cpuFeatures;
//! \name Construction & Destruction
//! \{
@@ -43,6 +46,9 @@ public:
//! Returns the target sub-architecture.
inline SubArch subArch() const noexcept { return _environment.subArch(); }
//! Returns target CPU features.
inline const CpuFeatures& cpuFeatures() const noexcept { return _cpuFeatures; }
//! \}
};

15
src/asmjit/x86/x86assembler.h
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@@ -38,7 +38,8 @@ ASMJIT_BEGIN_SUB_NAMESPACE(x86)
//! JitRuntime rt; // Create a runtime specialized for JIT.
//! CodeHolder code; // Create a CodeHolder.
//!
//! code.init(rt.environment()); // Initialize code to match the JIT environment.
//! code.init(rt.environment(), // Initialize code to match the JIT environment.
//! rt.cpuFeatures());
//! x86::Assembler a(&code); // Create and attach x86::Assembler to code.
//!
//! // Decide between 32-bit CDECL, WIN64, and SysV64 calling conventions:
@@ -131,7 +132,8 @@ ASMJIT_BEGIN_SUB_NAMESPACE(x86)
//! JitRuntime rt; // Create a runtime specialized for JIT.
//! CodeHolder code; // Create a CodeHolder.
//!
//! code.init(rt.environment()); // Initialize code to match the JIT environment.
//! code.init(rt.environment(), // Initialize code to match the JIT environment.
//! rt.cpuFeatures());
//! x86::Assembler a(&code); // Create and attach x86::Assembler to code.
//!
//! // Enable strict validation.
@@ -187,7 +189,8 @@ ASMJIT_BEGIN_SUB_NAMESPACE(x86)
//! JitRuntime rt; // Create a runtime specialized for JIT.
//! CodeHolder code; // Create a CodeHolder.
//!
//! code.init(rt.environment()); // Initialize code to match the JIT environment.
//! code.init(rt.environment(), // Initialize code to match the JIT environment.
//! rt.cpuFeatures());
//! x86::Assembler a(&code); // Create and attach x86::Assembler to code.
//!
//! // Let's get these registers from x86::Assembler.
@@ -346,7 +349,8 @@ ASMJIT_BEGIN_SUB_NAMESPACE(x86)
//! JitRuntime rt; // Create JIT Runtime.
//! CodeHolder code; // Create a CodeHolder.
//!
//! code.init(rt.environment()); // Initialize code to match the JIT environment.
//! code.init(rt.environment(), // Initialize code to match the JIT environment.
//! rt.cpuFeatures());
//! x86::Assembler a(&code); // Create and attach x86::Assembler to code.
//!
//! // Decide which registers will be mapped to function arguments. Try changing
@@ -453,7 +457,8 @@ ASMJIT_BEGIN_SUB_NAMESPACE(x86)
//! JitRuntime rt; // Create a runtime specialized for JIT.
//! CodeHolder code; // Create a CodeHolder.
//!
//! code.init(rt.environment()); // Initialize code to match the JIT environment.
//! code.init(rt.environment(), // Initialize code to match the JIT environment.
//! rt.cpuFeatures());
//! x86::Assembler a(&code); // Create and attach x86::Assembler to code.
//!
//! // Let's get these registers from x86::Assembler.

3
src/asmjit/x86/x86builder.h
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@@ -46,7 +46,8 @@ ASMJIT_BEGIN_SUB_NAMESPACE(x86)
//! JitRuntime rt; // Create JIT Runtime.
//! CodeHolder code; // Create a CodeHolder.
//!
//! code.init(rt.environment()); // Initialize code to match the JIT environment.
//! code.init(rt.environment(), // Initialize code to match the JIT environment.
//! rt.cpuFeatures());
//! x86::Builder cb(&code); // Create and attach x86::Builder to `code`.
//!
//! // Decide which registers will be mapped to function arguments. Try changing registers

15
src/asmjit/x86/x86compiler.h
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@@ -38,7 +38,8 @@ ASMJIT_BEGIN_SUB_NAMESPACE(x86)
//! JitRuntime rt; // Runtime specialized for JIT code execution.
//! CodeHolder code; // Holds code and relocation information.
//!
//! code.init(rt.environment()); // Initialize code to match the JIT environment.
//! code.init(rt.environment(), // Initialize code to match the JIT environment.
//! rt.cpuFeatures());
//! x86::Compiler cc(&code); // Create and attach x86::Compiler to code.
//!
//! cc.addFunc(FuncSignatureT<int>());// Begin a function of `int fn(void)` signature.
@@ -82,7 +83,8 @@ ASMJIT_BEGIN_SUB_NAMESPACE(x86)
//! JitRuntime rt; // Runtime specialized for JIT code execution.
//! CodeHolder code; // Holds code and relocation information.
//!
//! code.init(rt.environment()); // Initialize code to match the JIT environment.
//! code.init(rt.environment(), // Initialize code to match the JIT environment.
//! rt.cpuFeatures());
//! x86::Compiler cc(&code); // Create and attach x86::Compiler to code.
//!
//! FuncNode* funcNode = cc.addFunc( // Begin the function of the following signature:
@@ -164,7 +166,8 @@ ASMJIT_BEGIN_SUB_NAMESPACE(x86)
//! JitRuntime rt; // Runtime specialized for JIT code execution.
//! CodeHolder code; // Holds code and relocation information.
//!
//! code.init(rt.environment()); // Initialize code to match the JIT environment.
//! code.init(rt.environment(), // Initialize code to match the JIT environment.
//! rt.cpuFeatures());
//! x86::Compiler cc(&code); // Create and attach x86::Compiler to code.
//!
//! FuncNode* funcNode = cc.addFunc(FuncSignatureT<void, void*>());
@@ -222,7 +225,8 @@ ASMJIT_BEGIN_SUB_NAMESPACE(x86)
//! JitRuntime rt; // Runtime specialized for JIT code execution.
//! CodeHolder code; // Holds code and relocation information.
//!
//! code.init(rt.environment()); // Initialize code to match the JIT environment.
//! code.init(rt.environment(), // Initialize code to match the JIT environment.
//! rt.cpuFeatures());
//! x86::Compiler cc(&code); // Create and attach x86::Compiler to code.
//!
//! FuncNode* funcNode = cc.addFunc( // Begin of the Fibonacci function, addFunc()
@@ -290,7 +294,8 @@ ASMJIT_BEGIN_SUB_NAMESPACE(x86)
//! JitRuntime rt; // Runtime specialized for JIT code execution.
//! CodeHolder code; // Holds code and relocation information.
//!
//! code.init(rt.environment()); // Initialize code to match the JIT environment.
//! code.init(rt.environment(), // Initialize code to match the JIT environment.
//! rt.cpuFeatures());
//! x86::Compiler cc(&code); // Create and attach x86::Compiler to code.
//!
//! cc.addFunc(FuncSignatureT<int>());// Create a function that returns int.

4
src/asmjit/x86/x86rapass.cpp
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@@ -220,10 +220,12 @@ Error RACFGBuilder::onInst(InstNode* inst, InstControlFlow& cf, RAInstBuilder& i
}
}
// Do not use RegMem flag if changing Reg to Mem requires additional CPU feature that may not be enabled.
// Do not use RegMem flag if changing Reg to Mem requires a CPU feature that is not available.
if (rwInfo.rmFeature() && Support::test(flags, RATiedFlags::kUseRM | RATiedFlags::kOutRM)) {
if (!cc()->code()->cpuFeatures().has(rwInfo.rmFeature())) {
flags &= ~(RATiedFlags::kUseRM | RATiedFlags::kOutRM);
}
}
RegGroup group = workReg->group();
RegMask useRegs = _pass->_availableRegs[group] & allowedRegs;

2
test/asmjit_test_compiler.cpp
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@@ -91,7 +91,7 @@ int TestApp::run() {
CodeHolder code;
SimpleErrorHandler errorHandler;
code.init(runtime.environment());
code.init(runtime.environment(), runtime.cpuFeatures());
code.setErrorHandler(&errorHandler);
if (pass != 0) {

2
test/asmjit_test_emitters.cpp
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@@ -90,7 +90,7 @@ static uint32_t testFunc(JitRuntime& rt, EmitterType emitterType) noexcept {
#endif
CodeHolder code;
code.init(rt.environment());
code.init(rt.environment(), rt.cpuFeatures());
#ifndef ASMJIT_NO_LOGGING
code.setLogger(&logger);

60
test/asmjit_test_perf.h
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@@ -10,7 +10,9 @@
#include "asmjitutils.h"
#include "performancetimer.h"
class MyErrorHandler : public asmjit::ErrorHandler {
namespace asmjit_perf_utils {
class TestErrorHandler : public asmjit::ErrorHandler {
void handleError(asmjit::Error err, const char* message, asmjit::BaseEmitter* origin) {
(void)err;
(void)origin;
@@ -19,10 +21,49 @@ class MyErrorHandler : public asmjit::ErrorHandler {
}
};
#ifndef ASMJIT_NO_BUILDER
template<typename BuilderT, typename FuncT>
static uint32_t calculateInstructionCount(asmjit::CodeHolder& code, asmjit::Arch arch, const FuncT& func) noexcept {
BuilderT builder;
TestErrorHandler eh;
asmjit::Environment env(arch);
code.init(env);
code.setErrorHandler(&eh);
code.attach(&builder);
func(builder);
uint32_t count = 0;
asmjit::BaseNode* node = builder.firstNode();
while (node) {
count += uint32_t(node->isInst());
node = node->next();
}
return count;
}
#endif
static inline double mbps(double duration, uint64_t outputSize) noexcept {
if (duration == 0)
return 0.0;
double bytesTotal = double(outputSize);
return (bytesTotal * 1000) / (duration * 1024 * 1024);
}
static inline double mips(double duration, uint64_t instCount) noexcept {
if (duration == 0)
return 0.0;
return double(instCount) * 1000.0 / (duration * 1e6);
}
template<typename EmitterT, typename FuncT>
static void bench(asmjit::CodeHolder& code, asmjit::Arch arch, uint32_t numIterations, const char* testName, const FuncT& func) noexcept {
static void bench(asmjit::CodeHolder& code, asmjit::Arch arch, uint32_t numIterations, const char* testName, uint32_t instCount, const FuncT& func) noexcept {
EmitterT emitter;
MyErrorHandler eh;
TestErrorHandler eh;
const char* archName = asmjitArchAsString(arch);
const char* emitterName =
@@ -53,9 +94,20 @@ static void bench(asmjit::CodeHolder& code, asmjit::Arch arch, uint32_t numItera
}
printf(" [%s] %-9s %-16s | CodeSize:%5llu [B] | Time:%8.4f [ms]", archName, emitterName, testName, (unsigned long long)codeSize, duration);
if (codeSize)
if (codeSize) {
printf(" | Speed:%8.3f [MB/s]", mbps(duration, codeSize));
}
else {
printf(" | Speed: N/A ");
}
if (instCount) {
printf(", %8.3f [MI/s]", mips(duration, instCount));
}
printf("\n");
}
} // {asmjit_perf_utils}
#endif // ASMJIT_TEST_PERF_H_INCLUDED

24
test/asmjit_test_perf_a64.cpp
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@@ -645,42 +645,50 @@ static void benchmarkA64Function(Arch arch, uint32_t numIterations, const char*
CodeHolder code;
printf("%s:\n", description);
bench<a64::Assembler>(code, arch, numIterations, "[raw]", [&](a64::Assembler& cc) {
uint32_t instCount = 0;
#ifndef ASMJIT_NO_BUILDER
instCount = asmjit_perf_utils::calculateInstructionCount<a64::Builder>(code, arch, [&](a64::Builder& cc) {
emitterFn(cc, false);
});
#endif
asmjit_perf_utils::bench<a64::Assembler>(code, arch, numIterations, "[raw]", instCount, [&](a64::Assembler& cc) {
emitterFn(cc, false);
});
bench<a64::Assembler>(code, arch, numIterations, "[validated]", [&](a64::Assembler& cc) {
asmjit_perf_utils::bench<a64::Assembler>(code, arch, numIterations, "[validated]", instCount, [&](a64::Assembler& cc) {
cc.addDiagnosticOptions(DiagnosticOptions::kValidateAssembler);
emitterFn(cc, false);
});
bench<a64::Assembler>(code, arch, numIterations, "[prolog/epilog]", [&](a64::Assembler& cc) {
asmjit_perf_utils::bench<a64::Assembler>(code, arch, numIterations, "[prolog/epilog]", instCount, [&](a64::Assembler& cc) {
cc.addDiagnosticOptions(DiagnosticOptions::kValidateAssembler);
emitterFn(cc, true);
});
#ifndef ASMJIT_NO_BUILDER
bench<a64::Builder>(code, arch, numIterations, "[no-asm]", [&](a64::Builder& cc) {
asmjit_perf_utils::bench<a64::Builder>(code, arch, numIterations, "[no-asm]", instCount, [&](a64::Builder& cc) {
emitterFn(cc, false);
});
bench<a64::Builder>(code, arch, numIterations, "[finalized]", [&](a64::Builder& cc) {
asmjit_perf_utils::bench<a64::Builder>(code, arch, numIterations, "[finalized]", instCount, [&](a64::Builder& cc) {
emitterFn(cc, false);
cc.finalize();
});
bench<a64::Builder>(code, arch, numIterations, "[prolog/epilog]", [&](a64::Builder& cc) {
asmjit_perf_utils::bench<a64::Builder>(code, arch, numIterations, "[prolog/epilog]", instCount, [&](a64::Builder& cc) {
emitterFn(cc, true);
cc.finalize();
});
#endif
#ifndef ASMJIT_NO_COMPILER
bench<a64::Compiler>(code, arch, numIterations, "[no-asm]", [&](a64::Compiler& cc) {
asmjit_perf_utils::bench<a64::Compiler>(code, arch, numIterations, "[no-asm]", instCount, [&](a64::Compiler& cc) {
emitterFn(cc, true);
});
bench<a64::Compiler>(code, arch, numIterations, "[finalized]", [&](a64::Compiler& cc) {
asmjit_perf_utils::bench<a64::Compiler>(code, arch, numIterations, "[finalized]", instCount, [&](a64::Compiler& cc) {
emitterFn(cc, true);
cc.finalize();
});

25
test/asmjit_test_perf_x86.cpp
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@@ -4912,42 +4912,49 @@ static void benchmarkX86Function(Arch arch, uint32_t numIterations, const char*
CodeHolder code;
printf("%s:\n", description);
bench<x86::Assembler>(code, arch, numIterations, "[raw]", [&](x86::Assembler& cc) {
uint32_t instCount = 0;
#ifndef ASMJIT_NO_BUILDER
instCount = asmjit_perf_utils::calculateInstructionCount<x86::Builder>(code, arch, [&](x86::Builder& cc) {
emitterFn(cc, false);
});
#endif
asmjit_perf_utils::bench<x86::Assembler>(code, arch, numIterations, "[raw]", instCount, [&](x86::Assembler& cc) {
emitterFn(cc, false);
});
bench<x86::Assembler>(code, arch, numIterations, "[validated]", [&](x86::Assembler& cc) {
asmjit_perf_utils::bench<x86::Assembler>(code, arch, numIterations, "[validated]", instCount, [&](x86::Assembler& cc) {
cc.addDiagnosticOptions(DiagnosticOptions::kValidateAssembler);
emitterFn(cc, false);
});
bench<x86::Assembler>(code, arch, numIterations, "[prolog/epilog]", [&](x86::Assembler& cc) {
cc.addDiagnosticOptions(DiagnosticOptions::kValidateAssembler);
asmjit_perf_utils::bench<x86::Assembler>(code, arch, numIterations, "[prolog/epilog]", instCount, [&](x86::Assembler& cc) {
emitterFn(cc, true);
});
#ifndef ASMJIT_NO_BUILDER
bench<x86::Builder>(code, arch, numIterations, "[no-asm]", [&](x86::Builder& cc) {
asmjit_perf_utils::bench<x86::Builder>(code, arch, numIterations, "[no-asm]", instCount, [&](x86::Builder& cc) {
emitterFn(cc, false);
});
bench<x86::Builder>(code, arch, numIterations, "[finalized]", [&](x86::Builder& cc) {
asmjit_perf_utils::bench<x86::Builder>(code, arch, numIterations, "[finalized]", instCount, [&](x86::Builder& cc) {
emitterFn(cc, false);
cc.finalize();
});
bench<x86::Builder>(code, arch, numIterations, "[prolog/epilog]", [&](x86::Builder& cc) {
asmjit_perf_utils::bench<x86::Builder>(code, arch, numIterations, "[prolog/epilog]", instCount, [&](x86::Builder& cc) {
emitterFn(cc, true);
cc.finalize();
});
#endif
#ifndef ASMJIT_NO_COMPILER
bench<x86::Compiler>(code, arch, numIterations, "[no-asm]", [&](x86::Compiler& cc) {
asmjit_perf_utils::bench<x86::Compiler>(code, arch, numIterations, "[no-asm]", instCount, [&](x86::Compiler& cc) {
emitterFn(cc, true);
});
bench<x86::Compiler>(code, arch, numIterations, "[finalized]", [&](x86::Compiler& cc) {
asmjit_perf_utils::bench<x86::Compiler>(code, arch, numIterations, "[finalized]", instCount, [&](x86::Compiler& cc) {
emitterFn(cc, true);
cc.finalize();
});

8
test/performancetimer.h
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@@ -30,12 +30,4 @@ public:
}
};
static inline double mbps(double duration, uint64_t outputSize) noexcept {
if (duration == 0)
return 0.0;
double bytesTotal = double(outputSize);
return (bytesTotal * 1000) / (duration * 1024 * 1024);
}
#endif // PERFORMANCETIMER_H_INCLUDED