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Fix romSize overflow. Fixes DPC emulation with UNSAFE_OPTIMIZATIONS.

This commit is contained in:
Christian Speckner 2020-10-19 23:37:20 +02:00
parent b1288f5059
commit 89c6b847e7
2 changed files with 4 additions and 4 deletions
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4
src/emucore/Thumbulator.cxx
View File

@ -53,7 +53,7 @@ using Common::Base;
#endif
// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
Thumbulator::Thumbulator(const uInt16* rom_ptr, uInt16* ram_ptr, uInt16 rom_size,
Thumbulator::Thumbulator(const uInt16* rom_ptr, uInt16* ram_ptr, uInt32 rom_size,
const uInt32 c_base, const uInt32 c_start, const uInt32 c_stack,
bool traponfatal, Thumbulator::ConfigureFor configurefor,
Cartridge* cartridge)
@ -67,7 +67,7 @@ Thumbulator::Thumbulator(const uInt16* rom_ptr, uInt16* ram_ptr, uInt16 rom_size
configuration(configurefor),
myCartridge(cartridge)
{
for(uInt16 i = 0; i < romSize / 2; ++i)
for(uInt32 i = 0; i < romSize / 2; ++i)
decodedRom[i] = decodeInstructionWord(CONV_RAMROM(rom[i]));
setConsoleTiming(ConsoleTiming::ntsc);

4
src/emucore/Thumbulator.hxx
View File

@ -60,7 +60,7 @@ class Thumbulator
DPCplus // cartridges of type DPC+
};
Thumbulator(const uInt16* rom_ptr, uInt16* ram_ptr, uInt16 rom_size,
Thumbulator(const uInt16* rom_ptr, uInt16* ram_ptr, uInt32 rom_size,
const uInt32 c_base, const uInt32 c_start, const uInt32 c_stack,
bool traponfatal, Thumbulator::ConfigureFor configurefor,
Cartridge* cartridge);
@ -188,7 +188,7 @@ class Thumbulator
private:
const uInt16* rom{nullptr};
uInt16 romSize{0};
uInt32 romSize{0};
uInt32 cBase{0};
uInt32 cStart{0};
uInt32 cStack{0};