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UserspaceEmulator: Keep Emulator& closer to the action in some places

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This avoids the cost of calling Emulator::the() in some very hot paths.
This commit is contained in:
Andreas Kling 2020-11-16 14:39:05 +01:00
parent d14695f823
commit 1965fc5b98
9 changed files with 127 additions and 70 deletions
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32
DevTools/UserspaceEmulator/MmapRegion.cpp
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@ -69,12 +69,12 @@ ValueWithShadow<u8> MmapRegion::read8(FlatPtr offset)
{
if (!is_readable()) {
reportln("8-bit read from unreadable MmapRegion @ {:p}", base() + offset);
Emulator::the().dump_backtrace();
emulator().dump_backtrace();
TODO();
}
if (is_malloc_block()) {
if (auto* tracer = Emulator::the().malloc_tracer())
if (auto* tracer = emulator().malloc_tracer())
tracer->audit_read(*this, base() + offset, 1);
}
@ -86,12 +86,12 @@ ValueWithShadow<u16> MmapRegion::read16(u32 offset)
{
if (!is_readable()) {
reportln("16-bit read from unreadable MmapRegion @ {:p}", base() + offset);
Emulator::the().dump_backtrace();
emulator().dump_backtrace();
TODO();
}
if (is_malloc_block()) {
if (auto* tracer = Emulator::the().malloc_tracer())
if (auto* tracer = emulator().malloc_tracer())
tracer->audit_read(*this, base() + offset, 2);
}
@ -103,12 +103,12 @@ ValueWithShadow<u32> MmapRegion::read32(u32 offset)
{
if (!is_readable()) {
reportln("32-bit read from unreadable MmapRegion @ {:p}", base() + offset);
Emulator::the().dump_backtrace();
emulator().dump_backtrace();
TODO();
}
if (is_malloc_block()) {
if (auto* tracer = Emulator::the().malloc_tracer())
if (auto* tracer = emulator().malloc_tracer())
tracer->audit_read(*this, base() + offset, 4);
}
@ -120,12 +120,12 @@ ValueWithShadow<u64> MmapRegion::read64(u32 offset)
{
if (!is_readable()) {
reportln("64-bit read from unreadable MmapRegion @ {:p}", base() + offset);
Emulator::the().dump_backtrace();
emulator().dump_backtrace();
TODO();
}
if (is_malloc_block()) {
if (auto* tracer = Emulator::the().malloc_tracer())
if (auto* tracer = emulator().malloc_tracer())
tracer->audit_read(*this, base() + offset, 8);
}
@ -137,12 +137,12 @@ void MmapRegion::write8(u32 offset, ValueWithShadow<u8> value)
{
if (!is_writable()) {
reportln("8-bit write from unwritable MmapRegion @ {:p}", base() + offset);
Emulator::the().dump_backtrace();
emulator().dump_backtrace();
TODO();
}
if (is_malloc_block()) {
if (auto* tracer = Emulator::the().malloc_tracer())
if (auto* tracer = emulator().malloc_tracer())
tracer->audit_write(*this, base() + offset, 1);
}
@ -155,12 +155,12 @@ void MmapRegion::write16(u32 offset, ValueWithShadow<u16> value)
{
if (!is_writable()) {
reportln("16-bit write from unwritable MmapRegion @ {:p}", base() + offset);
Emulator::the().dump_backtrace();
emulator().dump_backtrace();
TODO();
}
if (is_malloc_block()) {
if (auto* tracer = Emulator::the().malloc_tracer())
if (auto* tracer = emulator().malloc_tracer())
tracer->audit_write(*this, base() + offset, 2);
}
@ -173,12 +173,12 @@ void MmapRegion::write32(u32 offset, ValueWithShadow<u32> value)
{
if (!is_writable()) {
reportln("32-bit write from unwritable MmapRegion @ {:p}", base() + offset);
Emulator::the().dump_backtrace();
emulator().dump_backtrace();
TODO();
}
if (is_malloc_block()) {
if (auto* tracer = Emulator::the().malloc_tracer())
if (auto* tracer = emulator().malloc_tracer())
tracer->audit_write(*this, base() + offset, 4);
}
@ -192,12 +192,12 @@ void MmapRegion::write64(u32 offset, ValueWithShadow<u64> value)
{
if (!is_writable()) {
reportln("64-bit write from unwritable MmapRegion @ {:p}", base() + offset);
Emulator::the().dump_backtrace();
emulator().dump_backtrace();
TODO();
}
if (is_malloc_block()) {
if (auto* tracer = Emulator::the().malloc_tracer())
if (auto* tracer = emulator().malloc_tracer())
tracer->audit_write(*this, base() + offset, 8);
}