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Fix yet another oversight in the unaligned read code. 

Implemented missing thumb opcode (Which is invalid according to gbatek but Moto GP seems to use it)

git-svn-id: https://svn.code.sf.net/p/vbam/code/trunk@1176 a31d4220-a93d-0410-bf67-fe4944624d44
This commit is contained in:
normmatt234 2013-03-28 16:24:14 +00:00
parent d434b0b7e5
commit 2a520f5ba2
2 changed files with 8 additions and 3 deletions
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8
src/gba/GBA-thumb.cpp
View File

@ -1417,6 +1417,12 @@ static INSN_REGPARM void thumb45_3(u32 opcode)
CMP_RD_RS;
}
// MOV Rd, Rs
static INSN_REGPARM void thumb46_0(u32 opcode)
{
reg[opcode&7].I = reg[((opcode>>3)&7)].I;
}
// MOV Rd, Hs
static INSN_REGPARM void thumb46_1(u32 opcode)
{
@ -2185,7 +2191,7 @@ static insnfunc_t thumbInsnTable[1024] = {
thumb40_0,thumb40_1,thumb40_2,thumb40_3,thumb41_0,thumb41_1,thumb41_2,thumb41_3, // 40
thumb42_0,thumb42_1,thumb42_2,thumb42_3,thumb43_0,thumb43_1,thumb43_2,thumb43_3,
thumbUI,thumb44_1,thumb44_2,thumb44_3,thumbUI,thumb45_1,thumb45_2,thumb45_3,
thumbUI,thumb46_1,thumb46_2,thumb46_3,thumb47,thumb47,thumbUI,thumbUI,
thumb46_0,thumb46_1,thumb46_2,thumb46_3,thumb47,thumb47,thumbUI,thumbUI,
thumb48,thumb48,thumb48,thumb48,thumb48,thumb48,thumb48,thumb48, // 48
thumb48,thumb48,thumb48,thumb48,thumb48,thumb48,thumb48,thumb48,
thumb48,thumb48,thumb48,thumb48,thumb48,thumb48,thumb48,thumb48,

3
src/gba/GBAinline.h
View File

@ -149,9 +149,8 @@ unreadable:
break;
}
if(address & 3) {
if(oldAddress & 3) {
#ifdef C_CORE
int shift = (address & 3) << 3;
value = (value >> shift) | (value << (32 - shift));
#else
#ifdef __GNUC__