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Added recompiled versions of Jcc, JCXZ, LOOP, LOOPE and LOOPNE.

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This commit is contained in:
SarahW 2018-08-30 22:26:33 +01:00
commit 3332897886
18 changed files with 3234 additions and 21 deletions
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55
src/codegen_ir.c
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@ -17,6 +17,7 @@ ir_data_t *codegen_ir_init()
void codegen_ir_compile(ir_data_t *ir, codeblock_t *block)
{
int jump_target_at_end = -1;
int c;
codegen_backend_prologue(block);
@ -26,12 +27,23 @@ void codegen_ir_compile(ir_data_t *ir, codeblock_t *block)
uop_t *uop = &ir->uops[c];
// pclog("uOP %i : %08x\n", c, uop->type);
if (uop->type & UOP_TYPE_BARRIER)
codegen_reg_flush_invalidate(ir, block);
else if (uop->type & UOP_TYPE_ORDER_BARRIER)
codegen_reg_flush(ir, block);
if (uop->type & UOP_TYPE_JUMP_DEST)
{
uop_t *uop_dest = uop;
while (uop_dest->jump_list_next != -1)
{
uop_dest = &ir->uops[uop_dest->jump_list_next];
codegen_set_jump_dest(block, uop_dest->p);
}
}
if (uop->type & UOP_TYPE_PARAMS_REGS)
{
codegen_reg_alloc_register(uop->dest_reg_a, uop->src_reg_a, uop->src_reg_b, uop->src_reg_c);
@ -56,10 +68,51 @@ void codegen_ir_compile(ir_data_t *ir, codeblock_t *block)
if (!uop_handlers[uop->type & UOP_MASK])
fatal("!uop_handlers[uop->type & UOP_MASK]\n");
uop_handlers[uop->type & UOP_MASK](block, uop);
if (uop->type & UOP_TYPE_JUMP)
{
if (uop->jump_dest_uop == ir->wr_pos)
{
if (jump_target_at_end == -1)
jump_target_at_end = c;
else
{
uop_t *uop_dest = &ir->uops[jump_target_at_end];
while (uop_dest->jump_list_next != -1)
uop_dest = &ir->uops[uop_dest->jump_list_next];
uop_dest->jump_list_next = c;
}
}
else
{
uop_t *uop_dest = &ir->uops[uop->jump_dest_uop];
while (uop_dest->jump_list_next != -1)
uop_dest = &ir->uops[uop_dest->jump_list_next];
uop_dest->jump_list_next = c;
ir->uops[uop->jump_dest_uop].type |= UOP_TYPE_JUMP_DEST;
}
}
}
codegen_reg_flush_invalidate(ir, block);
if (jump_target_at_end != -1)
{
uop_t *uop_dest = &ir->uops[jump_target_at_end];
while (1)
{
codegen_set_jump_dest(block, uop_dest->p);
if (uop_dest->jump_list_next == -1)
break;
uop_dest = &ir->uops[uop_dest->jump_list_next];
}
}
codegen_backend_epilogue(block);
// if (has_ea)