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Adds section base address.

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This commit is contained in:
Felix Queißner 2016-06-29 14:04:13 +02:00
parent 9a69d7d3d7
commit 0a70f1cbd7
3 changed files with 8 additions and 5 deletions
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1
libvm/exp.h
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@ -24,6 +24,7 @@ struct expfile
struct expsection
{
uint32_t type; // Type of the section: 0 = code, 1 = data
uint32_t base; // Base address of the section in memory.
uint32_t start; // File pointer to the begin of the section
uint32_t length; // Length of the section in bytes
char name[64]; // Name of the section, null terminated c-string

8
libvm/expdump.c
View file

@ -103,14 +103,14 @@ const char *commandStrings[] =
int disassembleVerbose = 0;
void disassemble(Instruction *list, uint32_t count, FILE *f)
void disassemble(Instruction *list, uint32_t count, uint32_t base, FILE *f)
{
int v = disassembleVerbose;
for (int i = 0; i < count; i++)
{
Instruction instr = list[i];
fprintf(f, "%8X: ", i);
fprintf(f, "%8X: ", base + i);
struct PredefinedCmd *knownInstruction = NULL;
@ -287,9 +287,10 @@ int main(int argc, char **argv)
fprintf(stdout, " Section #%d\n", i);
fprintf(stdout, " Name: %s\n", section.name);
fprintf(stdout, " Type: %s\n", (section.type ? "Data" : "Code"));
fprintf(stdout, " Base: 0x%X\n", section.base);
fprintf(stdout, " Start: %d\n", section.start);
fprintf(stdout, " Size: %d\n", section.length);
// Call disassembler
if (disassembleSections && section.type == 0)
{
@ -305,6 +306,7 @@ int main(int argc, char **argv)
disassemble(
buffer,
section.length / sizeof(Instruction),
section.base,
stdout);
free(buffer);

4
libvm/explink.c
View file

@ -97,10 +97,10 @@ int main(int argc, char **argv)
DEBUG_VAL(fileHeader.posSections);
expsection_t codeSection = { 0 };
expsection_t codeSection = { 0, 0 };
strcpy(codeSection.name, ".code");
expsection_t dataSection = { 1 };
expsection_t dataSection = { 1, 0 };
strcpy(dataSection.name, ".data");
if (codefileName != NULL)