diff options
Diffstat (limited to 'debian/uncrustify-trinity/uncrustify-trinity-0.76.0/tests/input/c/switch-case.c')
-rw-r--r-- | debian/uncrustify-trinity/uncrustify-trinity-0.76.0/tests/input/c/switch-case.c | 117 |
1 files changed, 117 insertions, 0 deletions
diff --git a/debian/uncrustify-trinity/uncrustify-trinity-0.76.0/tests/input/c/switch-case.c b/debian/uncrustify-trinity/uncrustify-trinity-0.76.0/tests/input/c/switch-case.c new file mode 100644 index 00000000..add9fcfa --- /dev/null +++ b/debian/uncrustify-trinity/uncrustify-trinity-0.76.0/tests/input/c/switch-case.c @@ -0,0 +1,117 @@ + +asmlinkage unsigned long +osf_setsysinfo(unsigned long op, void __user *buffer, unsigned long nbytes, + int __user *start, void __user *arg) +{ + switch (op) { + case SSI_IEEE_FP_CONTROL: { + unsigned long swcr, fpcr; + unsigned int *state; + + /* + * Alpha Architecture Handbook 4.7.7.3: + * To be fully IEEE compiant, we must track the current IEEE + * exception state in software, because spurrious bits can be + * set in the trap shadow of a software-complete insn. + */ + + if (get_user(swcr, (unsigned long __user *)buffer)) + return -EFAULT; + state = ¤t_thread_info()->ieee_state; + + /* Update softare trap enable bits. */ + *state = (*state & ~IEEE_SW_MASK) | (swcr & IEEE_SW_MASK); + + /* Update the real fpcr. */ + fpcr = rdfpcr() & FPCR_DYN_MASK; + fpcr |= ieee_swcr_to_fpcr(swcr); + wrfpcr(fpcr); + + return 0; + } + + case SSI_IEEE_RAISE_EXCEPTION: { + unsigned long exc, swcr, fpcr, fex; + unsigned int *state; + + if (get_user(exc, (unsigned long __user *)buffer)) + return -EFAULT; + state = ¤t_thread_info()->ieee_state; + exc &= IEEE_STATUS_MASK; + + /* Update softare trap enable bits. */ + swcr = (*state & IEEE_SW_MASK) | exc; + *state |= exc; + + /* Update the real fpcr. */ + fpcr = rdfpcr(); + fpcr |= ieee_swcr_to_fpcr(swcr); + wrfpcr(fpcr); + + /* If any exceptions set by this call, and are unmasked, + send a signal. Old exceptions are not signaled. */ + fex = (exc >> IEEE_STATUS_TO_EXCSUM_SHIFT) & swcr; + if (fex) { + siginfo_t info; + int si_code = 0; + + if (fex & IEEE_TRAP_ENABLE_DNO) si_code = FPE_FLTUND; + if (fex & IEEE_TRAP_ENABLE_INE) si_code = FPE_FLTRES; + if (fex & IEEE_TRAP_ENABLE_UNF) si_code = FPE_FLTUND; + if (fex & IEEE_TRAP_ENABLE_OVF) si_code = FPE_FLTOVF; + if (fex & IEEE_TRAP_ENABLE_DZE) si_code = FPE_FLTDIV; + if (fex & IEEE_TRAP_ENABLE_INV) si_code = FPE_FLTINV; + + info.si_signo = SIGFPE; + info.si_errno = 0; + info.si_code = si_code; + info.si_addr = NULL; /* FIXME */ + send_sig_info(SIGFPE, &info, current); + } + return 0; + } + + case SSI_IEEE_STATE_AT_SIGNAL: + case SSI_IEEE_IGNORE_STATE_AT_SIGNAL: + /* + * Not sure anybody will ever use this weird stuff. These + * ops can be used (under OSF/1) to set the fpcr that should + * be used when a signal handler starts executing. + */ + break; + + case SSI_NVPAIRS: { + unsigned long v, w, i; + unsigned int old, new; + + for (i = 0; i < nbytes; ++i) { + + if (get_user(v, 2*i + (unsigned int __user *)buffer)) + return -EFAULT; + if (get_user(w, 2*i + 1 + (unsigned int __user *)buffer)) + return -EFAULT; + switch (v) { + case SSIN_UACPROC: + again: + old = current_thread_info()->flags; + new = old & ~(UAC_BITMASK << UAC_SHIFT); + new = new | (w & UAC_BITMASK) << UAC_SHIFT; + if (cmpxchg(¤t_thread_info()->flags, + old, new) != old) + goto again; + break; + + default: + return -EOPNOTSUPP; + } + } + return 0; + } + + default: + break; + } + + return -EOPNOTSUPP; +} + |