gwj / at91sam9263 · Commits

Commit 826461bb4068bab1c8fef6eb11117a260aa3e2c0

Authored by bellard
1 parent 02536f8b

big endian SSE fix 


git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@1201 c046a42c-6fe2-441c-8c8c-71466251a162
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Showing 1 changed file with 33 additions and 8 deletions
target-i386/cpu.h
  View file @826461b
... ... @@ -339,15 +339,40 @@ typedef struct SegmentCache {
339 339 uint32_t flags;
340 340 } SegmentCache;
341 341  
342   -typedef struct {
343   - union {
344   - uint8_t b[16];
345   - uint16_t w[8];
346   - uint32_t l[4];
347   - uint64_t q[2];
348   - } u;
  342 +typedef union {
  343 + uint8_t _b[16];
  344 + uint16_t _w[8];
  345 + uint32_t _l[4];
  346 + uint64_t _q[2];
349 347 } XMMReg;
350 348  
  349 +typedef union {
  350 + uint8_t _b[8];
  351 + uint16_t _w[2];
  352 + uint32_t _l[1];
  353 + uint64_t q;
  354 +} MMXReg;
  355 +
  356 +#ifdef WORDS_BIGENDIAN
  357 +#define XMM_B(n) _b[15 - (n)]
  358 +#define XMM_W(n) _w[7 - (n)]
  359 +#define XMM_L(n) _l[3 - (n)]
  360 +#define XMM_Q(n) _q[1 - (n)]
  361 +
  362 +#define MMX_B(n) _b[7 - (n)]
  363 +#define MMX_W(n) _w[3 - (n)]
  364 +#define MMX_L(n) _l[1 - (n)]
  365 +#else
  366 +#define XMM_B(n) _b[n]
  367 +#define XMM_W(n) _w[n]
  368 +#define XMM_L(n) _l[n]
  369 +#define XMM_Q(n) _q[n]
  370 +
  371 +#define MMX_B(n) _b[n]
  372 +#define MMX_W(n) _w[n]
  373 +#define MMX_L(n) _l[n]
  374 +#endif
  375 +
351 376 #ifdef TARGET_X86_64
352 377 #define CPU_NB_REGS 16
353 378 #else
... ... @@ -425,7 +450,7 @@ typedef struct CPUX86State {
425 450 int exception_index;
426 451 int error_code;
427 452 int exception_is_int;
428   - int exception_next_eip;
  453 + target_ulong exception_next_eip;
429 454 struct TranslationBlock *current_tb; /* currently executing TB */
430 455 target_ulong cr[5]; /* NOTE: cr1 is unused */
431 456 target_ulong dr[8]; /* debug registers */
... ...