static RegionMap::iterator
lookupRegion(unsigned long long address) {
RegionMap::iterator it = regionMap.lower_bound(address);
if (it == regionMap.end() ||
it->first > address) {
if (it == regionMap.begin()) {
return regionMap.end();
} else {
--it;
}
}
assert(contains(it, address));
return it;
}
void *
lookupAddress(unsigned long long address) {
RegionMap::iterator it = lookupRegion(address);
if (it != regionMap.end()) {
unsigned long long offset = address - it->first;
assert(offset < it->second.size);
void *addr = (char *)it->second.buffer + offset;
if (retrace::verbosity >= 2) {
std::cout
<< "region "
<< std::hex
<< "0x" << address
<< " <- "
<< "0x" << (uintptr_t)addr
<< std::dec
<< "\n";
}
return addr;
}
if (retrace::debug && address >= 64 * 1024 * 1024) {
/* Likely not an offset, but an address that should had been swizzled */
std::cerr << "warning: passing high address 0x" << std::hex << address << std::dec << " as uintptr_t\n";
}
return (void *)(uintptr_t)address;
}
void
delRegion(unsigned long long address) {
RegionMap::iterator it = lookupRegion(address);
if (it != regionMap.end()) {
regionMap.erase(it);
} else {
assert(0);
}
}
void
delRegionByPointer(void *ptr) {
for (RegionMap::iterator it = regionMap.begin(); it != regionMap.end(); ++it) {
if (it->second.buffer == ptr) {
regionMap.erase(it);
return;
}
}
assert(0);
}
// Iterator to the first region that not contains the address
static RegionMap::iterator
upperBound(unsigned long long address) {
RegionMap::iterator it = regionMap.upper_bound(address);
while (it != regionMap.end() &&
it->first + it->second.size > address) {
++it;
}
return it;
}
// Iterator to the first region that starts after the address
static RegionMap::iterator
upperBound(unsigned long long address) {
RegionMap::iterator it = regionMap.upper_bound(address);
#ifndef NDEBUG
if (it != regionMap.end()) {
assert(it->first >= address);
}
#endif
return it;
}
void
setRegionPitch(unsigned long long address, unsigned dimensions, int tracePitch, int realPitch) {
RegionMap::iterator it = lookupRegion(address);
if (it != regionMap.end()) {
Region ®ion = it->second;
region.dimensions = dimensions;
region.tracePitch = tracePitch;
region.realPitch = realPitch;
} else {
assert(0);
}
}
void *
lookupAddress(unsigned long long address) {
RegionMap::iterator it = lookupRegion(address);
if (it != regionMap.end()) {
unsigned long long offset = address - it->first;
assert(offset < it->second.size);
return (char *)it->second.buffer + offset;
}
if (address >= 0x00400000) {
std::cerr << "warning: could not translate address 0x" << std::hex << address << std::dec << "\n";
}
return (void *)(uintptr_t)address;
}
void
addRegion(unsigned long long address, void *buffer, unsigned long long size)
{
// Forget all regions that intersect this new one.
if (0) {
RegionMap::iterator start = lowerBound(address);
if (start != regionMap.end()) {
RegionMap::iterator stop = upperBound(address + size);
regionMap.erase(start, stop);
}
}
assert(buffer);
Region region;
region.buffer = buffer;
region.size = size;
regionMap[address] = region;
}
// Iterator to the first region that contains the address, or the first after
static RegionMap::iterator
lowerBound(unsigned long long address) {
RegionMap::iterator it = regionMap.lower_bound(address);
while (it != regionMap.begin()) {
RegionMap::iterator pred = it;
--pred;
if (contains(pred, address)) {
it = pred;
} else {
break;
}
}
#ifndef NDEBUG
if (it != regionMap.end()) {
assert(contains(it, address) || it->first > address);
}
#endif
return it;
}
static void
lookupAddress(unsigned long long address, Range &range) {
RegionMap::const_iterator it = lookupRegion(address);
if (it != regionMap.end()) {
const Region & region = it->second;
unsigned long long offset = address - it->first;
assert(offset < region.size);
range.ptr = (char *)region.buffer + offset;
range.len = region.size - offset;
range.dims = region.dimensions;
range.tracePitch = region.tracePitch;
range.realPitch = region.realPitch;
if (retrace::verbosity >= 2) {
std::cout
<< "region "
<< std::hex
<< "0x" << address
<< " <- "
<< "0x" << (uintptr_t)range.ptr
<< std::dec
<< "\n";
}
return;
}
if (retrace::debug > 0 && address >= 64 * 1024 * 1024) {
/* Likely not an offset, but an address that should had been swizzled */
std::cerr << "warning: passing high address 0x" << std::hex << address << std::dec << " as uintptr_t\n";
}
range.ptr = (void *)(uintptr_t)address;
range.len = 0;
}
