Revision 2ee73ac3 target-i386/helper.c
| b/target-i386/helper.c | ||
|---|---|---|
| 24 | 24 |
#if 0 |
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#define raise_exception_err(a, b)\ |
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do {\
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printf("raise_exception line=%d\n", __LINE__);\
|
|
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fprintf(logfile, "raise_exception line=%d\n", __LINE__);\
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|
| 28 | 28 |
(raise_exception_err)(a, b);\ |
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} while (0) |
| 30 | 30 |
#endif |
| ... | ... | |
| 859 | 859 |
if (loglevel & (CPU_LOG_PCALL | CPU_LOG_INT)) {
|
| 860 | 860 |
if ((env->cr[0] & CR0_PE_MASK)) {
|
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static int count; |
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fprintf(logfile, "%6d: v=%02x e=%04x i=%d cpl=%d IP=%04x:%08x SP=%04x:%08x", |
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fprintf(logfile, "%6d: v=%02x e=%04x i=%d cpl=%d IP=%04x:%08x pc=%08x SP=%04x:%08x",
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|
| 863 | 863 |
count, intno, error_code, is_int, |
| 864 | 864 |
env->hflags & HF_CPL_MASK, |
| 865 | 865 |
env->segs[R_CS].selector, EIP, |
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(int)env->segs[R_CS].base + EIP, |
|
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env->segs[R_SS].selector, ESP); |
| 867 | 868 |
if (intno == 0x0e) {
|
| 868 | 869 |
fprintf(logfile, " CR2=%08x", env->cr[2]); |
| ... | ... | |
| 1990 | 1991 |
helper_fstt(ST0, (uint8_t *)A0); |
| 1991 | 1992 |
} |
| 1992 | 1993 |
|
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void fpu_set_exception(int mask) |
|
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{
|
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env->fpus |= mask; |
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if (env->fpus & (~env->fpuc & FPUC_EM)) |
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env->fpus |= FPUS_SE | FPUS_B; |
|
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} |
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|
|
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CPU86_LDouble helper_fdiv(CPU86_LDouble a, CPU86_LDouble b) |
|
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{
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if (b == 0.0) |
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fpu_set_exception(FPUS_ZE); |
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return a / b; |
|
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} |
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|
|
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void fpu_raise_exception(void) |
|
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{
|
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if (env->cr[0] & CR0_NE_MASK) {
|
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raise_exception(EXCP10_COPR); |
|
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} |
|
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#if !defined(CONFIG_USER_ONLY) |
|
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else {
|
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cpu_set_ferr(env); |
|
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} |
|
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#endif |
|
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} |
|
| 2019 |
|
|
| 1993 | 2020 |
/* BCD ops */ |
| 1994 | 2021 |
|
| 1995 | 2022 |
void helper_fbld_ST0_A0(void) |
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