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Add read double word utility, w/ T

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This commit is contained in:
sBubshait 2024-06-03 14:44:07 +01:00
parent 07b2410a86
commit 10d89ecf91
2 changed files with 10 additions and 0 deletions
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9
src/print.c
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@ -34,6 +34,15 @@ word readWord(byte *memory, uint32_t address) {
return result;
}
// Returns the double word starting at the provided address
dword readDoubleWord(byte *memory, uint32_t address) {
dword result = 0;
int bytesPerDword = DWORD_BITS / BYTE_BITS - 1;
for (int i = 0; i <= bytesPerDword; i++)
result |= (dword) memory[address + i] << (BYTE_BITS * (bytesPerDword - i));
return result;
}
// Prints all non-zero memory locations into the provided stream
void printMemory(Machine *state, FILE *stream) {
fprintf(stream, "\nNon-zero memory:\n");

1
src/print.h
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@ -2,6 +2,7 @@
#include "emulator.h"
word readWord(byte *memory, uint32_t address);
dword readDoubleWord(byte *memory, uint32_t address);
void printState(Machine *state, FILE *stream);
void printRegisters(Machine *state, FILE *stream);
void printMemory(Machine *state, FILE *stream);