drc: update memhandler according to pcsxr code

diff --git a/libpcsxcore/new_dynarec/linkage_arm.s b/libpcsxcore/new_dynarec/linkage_arm.s
index 7b76aec..8744608 100644 (file)
--- a/libpcsxcore/new_dynarec/linkage_arm.s
+++ b/libpcsxcore/new_dynarec/linkage_arm.s
@@ -1000,13 +1000,23 @@ ari_read_io32:
        str\pf  r1, [r2, r3]
        mov     pc, lr
 1:
-.if \tab_shift == 1 @ write16
        cmp     r2, #0x1c00
        blo     0b
        cmp     r2, #0x1e00
+.if \tab_shift != 0
        ldrlo   pc, [fp, #spu_writef-dynarec_local]
-       nop
+.else
+       @ write32 to SPU - very rare case (is this correct?)
+       bhs     0b
+       add     r2, r0, #2
+       mov     r3, r1, lsr #16
+       push    {r2,r3,lr}
+       mov     lr, pc
+       ldr     pc, [fp, #spu_writef-dynarec_local]
+       pop     {r0,r1,lr}
+       ldr     pc, [fp, #spu_writef-dynarec_local]
 .endif
+       nop
        b       0b
 .endm