lifning/gpsp
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity

Fix MIPS s16 unaligned load (although it does not fix any game)

Browse source
This commit is contained in:
David Guillen Fandos 2021-12-09 20:04:56 +01:00
parent a435c712f8
commit 1667597a43
1 changed files with 2 additions and 2 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

4
mips/mips_emit.h
View file

@ -2083,9 +2083,9 @@ static void emit_mem_access_loadop(
break; break;
case 1: case 1:
if (signext) { if (signext) {
// Load 16 with sign extension is essentially a load byte
if (alignment) { if (alignment) {
mips_emit_lb(reg_rv, reg_rv, (base_addr & 0xffff)); // Unaligned signed 16b load, is just a load byte (due to sign extension)
mips_emit_lb(reg_rv, reg_rv, ((base_addr | 1) & 0xffff));
} else { } else {
mips_emit_lh(reg_rv, reg_rv, (base_addr & 0xffff)); mips_emit_lh(reg_rv, reg_rv, (base_addr & 0xffff));
} }