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added comments and a fix.

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git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@1085 8ced0084-cf51-0410-be5f-012b33b47a6e
This commit is contained in:
omegadox 2008-11-06 03:48:03 +00:00
parent 9c4b7a4548
commit 2e4cde02fd
1 changed files with 5 additions and 4 deletions
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9
Source/Core/Core/Src/ActionReplay.cpp
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@ -445,7 +445,7 @@ bool DoARSubtype_Other()
} }
return true; return true;
} }
bool DoARZeroCode_FillAndSlide() bool DoARZeroCode_FillAndSlide() // This needs more testing
{ {
u32 new_addr = (addr_last & 0x81FFFFFF); u32 new_addr = (addr_last & 0x81FFFFFF);
u8 size = ((new_addr >> 25) & 0x03); u8 size = ((new_addr >> 25) & 0x03);
@ -469,6 +469,7 @@ bool DoARZeroCode_FillAndSlide()
val_incr = (int)(data & 0x7F); // 000000Z1 val_incr = (int)(data & 0x7F); // 000000Z1
} }
// Correct?
if (val_incr < 0) if (val_incr < 0)
{ {
curr_addr = new_addr + (addr_incr * write_num); curr_addr = new_addr + (addr_incr * write_num);
@ -486,7 +487,7 @@ bool DoARZeroCode_FillAndSlide()
curr_addr += addr_incr; curr_addr += addr_incr;
} break; } break;
case 0x1: // Halfword case 0x1: // Halfword
curr_addr >>= 1; addr_incr >>= 1;
for(int i=0; i < write_num; i++) { for(int i=0; i < write_num; i++) {
u8 repeat = val >> 16; u8 repeat = val >> 16;
for(int j=0; j < repeat; j++) { for(int j=0; j < repeat; j++) {
@ -496,7 +497,7 @@ bool DoARZeroCode_FillAndSlide()
curr_addr += addr_incr; curr_addr += addr_incr;
} break; } break;
case 0x2: // Word case 0x2: // Word
curr_addr >>= 2; addr_incr >>= 2;
for(int i=0; i < write_num; i++) { for(int i=0; i < write_num; i++) {
Memory::Write_U32(val, new_addr); Memory::Write_U32(val, new_addr);
val += val_incr; val += val_incr;
@ -510,7 +511,7 @@ bool DoARZeroCode_FillAndSlide()
doFillNSlide = false; doFillNSlide = false;
return true; return true;
} }
bool DoARZeroCode_MemoryCopy() bool DoARZeroCode_MemoryCopy() // Has not been tested
{ {
u32 addr_dest = (val_last | 0x06000000); u32 addr_dest = (val_last | 0x06000000);
u32 addr_src = ((addr & 0x7FFFFF) | 0x80000000); u32 addr_src = ((addr & 0x7FFFFF) | 0x80000000);