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Add facility to filter out some opcodes from the compfunctbl[] et al.

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This commit is contained in:
gbeauche 2003-03-19 16:28:23 +00:00
parent 547bd6ab2c
commit a3b815366a
1 changed files with 11 additions and 2 deletions
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13
BasiliskII/src/uae_cpu/compiler/compemu_support.cpp
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@ -5717,6 +5717,15 @@ static void prepare_block(blockinfo* bi)
//bi->env=empty_ss;
}
static bool avoid_opcode(uae_u32 opcode)
{
#if JIT_DEBUG
struct instr *dp = &table68k[opcode];
// filter opcodes per type, integral value, or whatever
#endif
return false;
}
void build_comp(void)
{
int i;
@ -5763,7 +5772,7 @@ void build_comp(void)
prop[cft_map(tbl[i].opcode)].cflow = cflow;
int uses_fpu = tbl[i].specific & 32;
if (uses_fpu && avoid_fpu)
if ((uses_fpu && avoid_fpu) || avoid_opcode(tbl[i].opcode))
compfunctbl[cft_map(tbl[i].opcode)] = NULL;
else
compfunctbl[cft_map(tbl[i].opcode)] = tbl[i].handler;
@ -5771,7 +5780,7 @@ void build_comp(void)
for (i = 0; nftbl[i].opcode < 65536; i++) {
int uses_fpu = tbl[i].specific & 32;
if (uses_fpu && avoid_fpu)
if ((uses_fpu && avoid_fpu) || avoid_opcode(nftbl[i].opcode))
nfcompfunctbl[cft_map(nftbl[i].opcode)] = NULL;
else
nfcompfunctbl[cft_map(nftbl[i].opcode)] = nftbl[i].handler;