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sh2 drc, some small cleanups

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This commit is contained in:
kub 2021-06-16 23:07:22 +02:00
parent b5aba27c9b
commit 5275d43aaa
1 changed files with 2 additions and 7 deletions
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9
cpu/sh2/compiler.c
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@ -68,7 +68,6 @@
// 200 - compare trace
// 400 - block entry backtrace on exit
// 800 - state dump on exit
// {
#ifndef DRC_DEBUG
#define DRC_DEBUG 0//x847
#endif
@ -218,7 +217,7 @@ static void REGPARM(3) *sh2_drc_log_entry(void *block, SH2 *sh2, u32 sr)
if (block != NULL) {
#if defined PDB
dbg(8, "= %csh2 enter %08x %p, c=%d", sh2->is_slave?'s':'m',
sh2->pc, block, (signed int)sr >> 12);
sh2->pc, block, ((signed int)sr >> 12)+1);
pdb_step(sh2, sh2->pc);
#elif (DRC_DEBUG & 8)
if (lastpc != sh2->pc) {
@ -2612,10 +2611,6 @@ static uptr split_address(uptr la, uptr mask, s32 *offs)
uptr sign = (mask>>1) + 1; // sign bit in offset
*offs = (la & mask) | (la & sign ? ~mask : 0); // offset part, sign extended
la = (la & ~mask) + ((la & sign) << 1); // base part, corrected for offs sign
if (~mask && la == ~mask && *offs > 0) { // special case la=-1&~mask && offs>0
*offs -= mask+1;
la = 0;
}
return la;
}
@ -5013,7 +5008,7 @@ end_op:
// can't resolve branch locally, make a block exit
bl = dr_prepare_ext_branch(block->entryp, target_pc, sh2->is_slave, tcache_id);
if (cond != -1) {
#if 1
#ifndef __arm__
if (bl && blx_target_count < ARRAY_SIZE(blx_targets)) {
// conditional jumps get a blx stub for the far jump
bl->type = BL_JCCBLX;