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/*
* Copyright (C) 2012-2019 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "config.h"
#include "MacroAssembler.h"
#if ENABLE(ASSEMBLER)
#include "JSCPtrTag.h"
#include "Options.h"
#include "ProbeContext.h"
#include <wtf/PrintStream.h>
#include <wtf/ScopedLambda.h>
namespace JSC {
const double MacroAssembler::twoToThe32 = (double)0x100000000ull;
void MacroAssembler::jitAssert(const ScopedLambda<Jump(void)>& functor)
{
if (Options::enableJITDebugAssertions()) {
Jump passed = functor();
breakpoint();
passed.link(this);
}
}
#if ENABLE(MASM_PROBE)
static void stdFunctionCallback(Probe::Context& context)
{
auto func = context.arg<const Function<void(Probe::Context&)>*>();
(*func)(context);
}
void MacroAssembler::probe(Function<void(Probe::Context&)> func)
{
probe(tagCFunction<JITProbePtrTag>(stdFunctionCallback), new Function<void(Probe::Context&)>(WTFMove(func)));
}
#endif // ENABLE(MASM_PROBE)
} // namespace JSC
namespace WTF {
using namespace JSC;
void printInternal(PrintStream& out, MacroAssembler::RelationalCondition cond)
{
switch (cond) {
case MacroAssembler::Equal:
out.print("Equal");
return;
case MacroAssembler::NotEqual:
out.print("NotEqual");
return;
case MacroAssembler::Above:
out.print("Above");
return;
case MacroAssembler::AboveOrEqual:
out.print("AboveOrEqual");
return;
case MacroAssembler::Below:
out.print("Below");
return;
case MacroAssembler::BelowOrEqual:
out.print("BelowOrEqual");
return;
case MacroAssembler::GreaterThan:
out.print("GreaterThan");
return;
case MacroAssembler::GreaterThanOrEqual:
out.print("GreaterThanOrEqual");
return;
case MacroAssembler::LessThan:
out.print("LessThan");
return;
case MacroAssembler::LessThanOrEqual:
out.print("LessThanOrEqual");
return;
}
RELEASE_ASSERT_NOT_REACHED();
}
void printInternal(PrintStream& out, MacroAssembler::ResultCondition cond)
{
switch (cond) {
case MacroAssembler::Overflow:
out.print("Overflow");
return;
case MacroAssembler::Signed:
out.print("Signed");
return;
case MacroAssembler::PositiveOrZero:
out.print("PositiveOrZero");
return;
case MacroAssembler::Zero:
out.print("Zero");
return;
case MacroAssembler::NonZero:
out.print("NonZero");
return;
}
RELEASE_ASSERT_NOT_REACHED();
}
void printInternal(PrintStream& out, MacroAssembler::DoubleCondition cond)
{
switch (cond) {
case MacroAssembler::DoubleEqualAndOrdered:
out.print("DoubleEqualAndOrdered");
return;
case MacroAssembler::DoubleNotEqualAndOrdered:
out.print("DoubleNotEqualAndOrdered");
return;
case MacroAssembler::DoubleGreaterThanAndOrdered:
out.print("DoubleGreaterThanAndOrdered");
return;
case MacroAssembler::DoubleGreaterThanOrEqualAndOrdered:
out.print("DoubleGreaterThanOrEqualAndOrdered");
return;
case MacroAssembler::DoubleLessThanAndOrdered:
out.print("DoubleLessThanAndOrdered");
return;
case MacroAssembler::DoubleLessThanOrEqualAndOrdered:
out.print("DoubleLessThanOrEqualAndOrdered");
return;
case MacroAssembler::DoubleEqualOrUnordered:
out.print("DoubleEqualOrUnordered");
return;
case MacroAssembler::DoubleNotEqualOrUnordered:
out.print("DoubleNotEqualOrUnordered");
return;
case MacroAssembler::DoubleGreaterThanOrUnordered:
out.print("DoubleGreaterThanOrUnordered");
return;
case MacroAssembler::DoubleGreaterThanOrEqualOrUnordered:
out.print("DoubleGreaterThanOrEqualOrUnordered");
return;
case MacroAssembler::DoubleLessThanOrUnordered:
out.print("DoubleLessThanOrUnordered");
return;
case MacroAssembler::DoubleLessThanOrEqualOrUnordered:
out.print("DoubleLessThanOrEqualOrUnordered");
return;
}
RELEASE_ASSERT_NOT_REACHED();
}
} // namespace WTF
#endif // ENABLE(ASSEMBLER)