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New DSP debugger: step one. (not ready yet, but try loading zelda WW and look at the dsp debugger..).

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Had to shuffle around quite a lot of code to be able to extract the CodeView into a library nicely so it can be used from both the main dolphin and the LLE plugin...  also extracted the symboldb code.

git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@3517 8ced0084-cf51-0410-be5f-012b33b47a6e
This commit is contained in:
hrydgard
2009-06-21 08:39:21 +00:00
parent 80217a6ed7
commit aecaf271f1
76 changed files with 1895 additions and 794 deletions
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16
Source/Core/DSPCore/Src/disassemble.cpp
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@ -82,7 +82,7 @@ bool DSPDisassembler::Disassemble(int start_pc, const std::vector<u16> &code, in
fclose(f);
// Run the two passes.
return DisFile(tmp1, 1, text) && DisFile(tmp1, 2, text);
return DisFile(tmp1, base_addr, 1, text) && DisFile(tmp1, base_addr, 2, text);
}
char *DSPDisassembler::DisParams(const DSPOPCTemplate& opc, u16 op1, u16 op2, char *strbuf)
@ -186,7 +186,7 @@ static void MakeLowerCase(char *ptr)
}
}
void DSPDisassembler::DisOpcode(const u16 *binbuf, int base_addr, int pass, u16 *pc, std::string &dest)
bool DSPDisassembler::DisOpcode(const u16 *binbuf, int base_addr, int pass, u16 *pc, std::string &dest)
{
char buffer[256];
char *buf = buffer;
@ -200,11 +200,10 @@ void DSPDisassembler::DisOpcode(const u16 *binbuf, int base_addr, int pass, u16
{
*pc++;
dest.append("; outside memory");
return;
return false;
}
*pc &= 0x0fff;
const u32 op1 = binbuf[*pc];
const u32 op1 = binbuf[*pc & 0x0fff];
const DSPOPCTemplate *opc = NULL;
const DSPOPCTemplate *opc_ext = NULL;
@ -259,7 +258,7 @@ void DSPDisassembler::DisOpcode(const u16 *binbuf, int base_addr, int pass, u16
// Size 2 - the op has a large immediate.
if ((opc->size & ~P_EXT) == 2)
{
op2 = binbuf[*pc + 1];
op2 = binbuf[(*pc + 1) & 0x0fff];
if (settings_.show_hex)
buf += sprintf(buf, "%04x %04x ", op1, op2);
}
@ -318,9 +317,10 @@ void DSPDisassembler::DisOpcode(const u16 *binbuf, int base_addr, int pass, u16
if (pass == 2)
dest.append(buffer);
return true;
}
bool DSPDisassembler::DisFile(const char* name, int pass, std::string &output)
bool DSPDisassembler::DisFile(const char* name, int base_addr, int pass, std::string &output)
{
FILE* in = fopen(name, "rb");
if (in == NULL)
@ -339,7 +339,7 @@ bool DSPDisassembler::DisFile(const char* name, int pass, std::string &output)
// Actually do the disassembly.
for (u16 pc = 0; pc < (size / 2);)
{
DisOpcode(binbuf, 0x0000, pass, &pc, output);
DisOpcode(binbuf, base_addr, pass, &pc, output);
if (pass == 2)
output.append("\n");
}