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Moved FPU register stack into cpu_state structure.

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Fixed a couple of FPU bugs in x86-64 recompiler that were introduced in rev 543, fixes lightmap issues in Half-Life.
This commit is contained in:
SarahW 2016-08-25 21:09:02 +01:00
commit 5a02b518b8
17 changed files with 907 additions and 883 deletions
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17
src/x87.h
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@ -1,21 +1,6 @@
uint32_t x87_pc_off,x87_op_off;
uint16_t x87_pc_seg,x87_op_seg;
extern uint16_t npxs, npxc;
extern double ST[8];
typedef union MMX_REG
{
uint64_t q;
int64_t sq;
uint32_t l[2];
int32_t sl[2];
uint16_t w[5];
int16_t sw[4];
uint8_t b[8];
int8_t sb[8];
} MMX_REG;
extern MMX_REG MM[8];
static inline void x87_set_mmx();
static inline void x87_emms();
@ -23,5 +8,5 @@ static inline void x87_emms();
uint16_t x87_gettag();
void x87_settag(uint16_t new_tag);
/*Hack for FPU copy. If set then ST_i64 contains the 64-bit integer loaded by FILD*/
/*Hack for FPU copy. If set then MM[].q contains the 64-bit integer loaded by FILD*/
#define TAG_UINT64 (1 << 2)