Revision 7d551702
| b/cpu-exec.c | ||
|---|---|---|
| 53 | 53 |
// Work around ugly bugs in glibc that mangle global register contents |
| 54 | 54 |
|
| 55 | 55 |
static volatile void *saved_env; |
| 56 |
static volatile unsigned long saved_t0, saved_i7; |
|
| 57 | 56 |
#undef SAVE_GLOBALS |
| 58 | 57 |
#define SAVE_GLOBALS() do { \
|
| 59 | 58 |
saved_env = env; \ |
| 60 |
saved_t0 = T0; \ |
|
| 61 |
asm volatile ("st %%i7, [%0]" : : "r" (&saved_i7)); \
|
|
| 62 | 59 |
} while(0) |
| 63 | 60 |
|
| 64 | 61 |
#undef RESTORE_GLOBALS |
| 65 | 62 |
#define RESTORE_GLOBALS() do { \
|
| 66 | 63 |
env = (void *)saved_env; \ |
| 67 |
T0 = saved_t0; \ |
|
| 68 |
asm volatile ("ld [%0], %%i7" : : "r" (&saved_i7)); \
|
|
| 69 | 64 |
} while(0) |
| 70 | 65 |
|
| 71 | 66 |
static int sparc_setjmp(jmp_buf buf) |
| b/tcg/sparc/tcg-target.c | ||
|---|---|---|
| 266 | 266 |
static inline void tcg_out_ld(TCGContext *s, TCGType type, int ret, |
| 267 | 267 |
int arg1, tcg_target_long arg2) |
| 268 | 268 |
{
|
| 269 |
fprintf(stderr, "unimplemented %s\n", __func__); |
|
| 269 |
if (type == TCG_TYPE_I32) |
|
| 270 |
tcg_out_ldst(s, ret, arg1, arg2, LDUW); |
|
| 271 |
else |
|
| 272 |
tcg_out_ldst(s, ret, arg1, arg2, LDX); |
|
| 270 | 273 |
} |
| 271 | 274 |
|
| 272 | 275 |
static inline void tcg_out_st(TCGContext *s, TCGType type, int arg, |
| 273 | 276 |
int arg1, tcg_target_long arg2) |
| 274 | 277 |
{
|
| 275 |
fprintf(stderr, "unimplemented %s\n", __func__); |
|
| 278 |
if (type == TCG_TYPE_I32) |
|
| 279 |
tcg_out_ldst(s, arg, arg1, arg2, STW); |
|
| 280 |
else |
|
| 281 |
tcg_out_ldst(s, arg, arg1, arg2, STX); |
|
| 276 | 282 |
} |
| 277 | 283 |
|
| 278 | 284 |
static inline void tcg_out_arith(TCGContext *s, int rd, int rs1, int rs2, |
| ... | ... | |
| 312 | 318 |
tcg_out32(s, SETHI | INSN_RD(TCG_REG_G0) | 0); |
| 313 | 319 |
} |
| 314 | 320 |
|
| 315 |
static inline void tcg_target_prologue(TCGContext *s) |
|
| 321 |
/* Generate global QEMU prologue and epilogue code */ |
|
| 322 |
void tcg_target_qemu_prologue(TCGContext *s) |
|
| 316 | 323 |
{
|
| 317 | 324 |
tcg_out32(s, SAVE | INSN_RD(TCG_REG_O6) | INSN_RS1(TCG_REG_O6) | |
| 318 | 325 |
INSN_IMM13(-TCG_TARGET_STACK_MINFRAME)); |
| 326 |
tcg_out32(s, JMPL | INSN_RD(TCG_REG_G0) | INSN_RS1(TCG_REG_O0) | |
|
| 327 |
INSN_RS2(TCG_REG_G0)); |
|
| 328 |
tcg_out_nop(s); |
|
| 319 | 329 |
} |
| 320 | 330 |
|
| 321 | 331 |
static inline void tcg_out_op(TCGContext *s, int opc, const TCGArg *args, |
| b/tcg/sparc/tcg-target.h | ||
|---|---|---|
| 84 | 84 |
/* optional instructions */ |
| 85 | 85 |
//#define TCG_TARGET_HAS_bswap_i32 |
| 86 | 86 |
//#define TCG_TARGET_HAS_bswap_i64 |
| 87 |
//#define TCG_TARGET_HAS_neg_i32 |
|
| 88 |
//#define TCG_TARGET_HAS_neg_i64 |
|
| 87 | 89 |
|
| 88 |
#define TCG_TARGET_NEEDS_PROLOGUE 1 |
|
| 89 | 90 |
|
| 90 | 91 |
/* Note: must be synced with dyngen-exec.h */ |
| 91 | 92 |
#ifdef HOST_SOLARIS |
Also available in: Unified diff