mirrors/86Box
1
0
Fork 0
mirror of https://github.com/86Box/86Box.git synced 2025-01-23 17:52:01 -05:00
Code Issues Projects Releases Packages Wiki Activity

Properly reimplemented FFREEP.

Browse source
This commit is contained in:
OBattler 2016-08-09 03:54:24 +02:00
parent add05713dd
commit 0920552fcc
3 changed files with 6 additions and 12 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

8
src/x87_ops.h
View file

@ -938,7 +938,7 @@ OpFn OP_TABLE(fpu_df_a16)[256] =
FBSTP_a16, FBSTP_a16, FBSTP_a16, FBSTP_a16, FBSTP_a16, FBSTP_a16, FBSTP_a16, FBSTP_a16,
FISTPiq_a16, FISTPiq_a16, FISTPiq_a16, FISTPiq_a16, FISTPiq_a16, FISTPiq_a16, FISTPiq_a16, FISTPiq_a16,
ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
opFFREEP, opFFREEP, opFFREEP, opFFREEP, opFFREEP, opFFREEP, opFFREEP, opFFREEP,
ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
@ -976,7 +976,7 @@ OpFn OP_TABLE(fpu_df_a32)[256] =
FBSTP_a32, FBSTP_a32, FBSTP_a32, FBSTP_a32, FBSTP_a32, FBSTP_a32, FBSTP_a32, FBSTP_a32,
FISTPiq_a32, FISTPiq_a32, FISTPiq_a32, FISTPiq_a32, FISTPiq_a32, FISTPiq_a32, FISTPiq_a32, FISTPiq_a32,
ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
opFFREEP, opFFREEP, opFFREEP, opFFREEP, opFFREEP, opFFREEP, opFFREEP, opFFREEP,
ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
@ -1015,7 +1015,7 @@ OpFn OP_TABLE(fpu_686_df_a16)[256] =
FBSTP_a16, FBSTP_a16, FBSTP_a16, FBSTP_a16, FBSTP_a16, FBSTP_a16, FBSTP_a16, FBSTP_a16,
FISTPiq_a16, FISTPiq_a16, FISTPiq_a16, FISTPiq_a16, FISTPiq_a16, FISTPiq_a16, FISTPiq_a16, FISTPiq_a16,
ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
opFFREEP, opFFREEP, opFFREEP, opFFREEP, opFFREEP, opFFREEP, opFFREEP, opFFREEP,
ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
@ -1053,7 +1053,7 @@ OpFn OP_TABLE(fpu_686_df_a32)[256] =
FBSTP_a32, FBSTP_a32, FBSTP_a32, FBSTP_a32, FBSTP_a32, FBSTP_a32, FBSTP_a32, FBSTP_a32,
FISTPiq_a32, FISTPiq_a32, FISTPiq_a32, FISTPiq_a32, FISTPiq_a32, FISTPiq_a32, FISTPiq_a32, FISTPiq_a32,
ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
opFFREEP, opFFREEP, opFFREEP, opFFREEP, opFFREEP, opFFREEP, opFFREEP, opFFREEP,
ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,
ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL, ILLEGAL,

8
src/x87_ops_loadstore.h
View file

@ -3,10 +3,6 @@ static int opFILDiw_a16(uint32_t fetchdat)
int16_t temp;
FP_ENTER();
fetch_ea_16(fetchdat);
if (mod == 3)
{
return opFFREEP(fetchdat);
}
if (fplog) pclog("FILDw %08X:%08X\n", easeg, eaaddr);
temp = geteaw(); if (abrt) return 1;
if (fplog) pclog(" %f\n", (double)temp);
@ -19,10 +15,6 @@ static int opFILDiw_a32(uint32_t fetchdat)
int16_t temp;
FP_ENTER();
fetch_ea_32(fetchdat);
if (mod == 3)
{
return opFFREEP(fetchdat);
}
if (fplog) pclog("FILDw %08X:%08X\n", easeg, eaaddr);
temp = geteaw(); if (abrt) return 1;
if (fplog) pclog(" %f\n", (double)temp);

2
src/x87_ops_misc.h
View file

@ -52,6 +52,8 @@ static int opFFREE(uint32_t fetchdat)
static int opFFREEP(uint32_t fetchdat)
{
FP_ENTER();
cpu_state.pc++;
if (fplog) pclog("FFREEP\n");
tag[(TOP + fetchdat) & 7] = 3; if (abrt) return 1;
x87_pop();