diff options
Diffstat (limited to 'sysdeps/powerpc/soft-fp')
| -rw-r--r-- | sysdeps/powerpc/soft-fp/sfp-machine.h | 114 |
1 files changed, 0 insertions, 114 deletions
diff --git a/sysdeps/powerpc/soft-fp/sfp-machine.h b/sysdeps/powerpc/soft-fp/sfp-machine.h deleted file mode 100644 index d92a90e3e2..0000000000 --- a/sysdeps/powerpc/soft-fp/sfp-machine.h +++ /dev/null @@ -1,114 +0,0 @@ -#define _FP_W_TYPE_SIZE 32 -#define _FP_W_TYPE unsigned long -#define _FP_WS_TYPE signed long -#define _FP_I_TYPE long - -#define _FP_MUL_MEAT_S(R,X,Y) \ - _FP_MUL_MEAT_1_wide(_FP_WFRACBITS_S,R,X,Y,umul_ppmm) -#define _FP_MUL_MEAT_D(R,X,Y) \ - _FP_MUL_MEAT_2_wide(_FP_WFRACBITS_D,R,X,Y,umul_ppmm) -#define _FP_MUL_MEAT_Q(R,X,Y) \ - _FP_MUL_MEAT_4_wide(_FP_WFRACBITS_Q,R,X,Y,umul_ppmm) - -#define _FP_DIV_MEAT_S(R,X,Y) _FP_DIV_MEAT_1_loop(S,R,X,Y) -#define _FP_DIV_MEAT_D(R,X,Y) _FP_DIV_MEAT_2_udiv(D,R,X,Y) -#define _FP_DIV_MEAT_Q(R,X,Y) _FP_DIV_MEAT_4_udiv(Q,R,X,Y) - -#define _FP_NANFRAC_S ((_FP_QNANBIT_S << 1) - 1) -#define _FP_NANFRAC_D ((_FP_QNANBIT_D << 1) - 1), -1 -#define _FP_NANFRAC_Q ((_FP_QNANBIT_Q << 1) - 1), -1, -1, -1 -#define _FP_NANSIGN_S 0 -#define _FP_NANSIGN_D 0 -#define _FP_NANSIGN_Q 0 - -#define _FP_KEEPNANFRACP 1 -#define _FP_QNANNEGATEDP 0 - -/* Someone please check this. */ -#define _FP_CHOOSENAN(fs, wc, R, X, Y, OP) \ - do { \ - if ((_FP_FRAC_HIGH_RAW_##fs(X) & _FP_QNANBIT_##fs) \ - && !(_FP_FRAC_HIGH_RAW_##fs(Y) & _FP_QNANBIT_##fs)) \ - { \ - R##_s = Y##_s; \ - _FP_FRAC_COPY_##wc(R,Y); \ - } \ - else \ - { \ - R##_s = X##_s; \ - _FP_FRAC_COPY_##wc(R,X); \ - } \ - R##_c = FP_CLS_NAN; \ - } while (0) - -#define _FP_TININESS_AFTER_ROUNDING 0 - -#if defined __NO_FPRS__ && !defined _SOFT_FLOAT - -/* Exception flags. We use the bit positions of the appropriate bits - in the FPEFSCR. */ - -# include <fenv_libc.h> -# include <sysdep.h> -# include <sys/prctl.h> - -int __feraiseexcept_soft (int); -libc_hidden_proto (__feraiseexcept_soft) - -# define FP_EX_INEXACT SPEFSCR_FINXS -# define FP_EX_INVALID SPEFSCR_FINVS -# define FP_EX_DIVZERO SPEFSCR_FDBZS -# define FP_EX_UNDERFLOW SPEFSCR_FUNFS -# define FP_EX_OVERFLOW SPEFSCR_FOVFS - -# define _FP_DECL_EX \ - int _spefscr __attribute__ ((unused)), _ftrapex __attribute__ ((unused)) = 0 -# define FP_INIT_ROUNDMODE \ - do \ - { \ - int _r; \ - INTERNAL_SYSCALL_DECL (_err); \ - \ - _spefscr = fegetenv_register (); \ - _r = INTERNAL_SYSCALL (prctl, _err, 2, PR_GET_FPEXC, &_ftrapex); \ - if (INTERNAL_SYSCALL_ERROR_P (_r, _err)) \ - _ftrapex = 0; \ - } \ - while (0) -# define FP_INIT_EXCEPTIONS /* Empty. */ - -# define FP_HANDLE_EXCEPTIONS __feraiseexcept_soft (_fex) -# define FP_ROUNDMODE (_spefscr & 0x3) - -/* Not correct in general, but sufficient for the uses in soft-fp. */ -# define FP_TRAPPING_EXCEPTIONS (_ftrapex & PR_FP_EXC_UND \ - ? FP_EX_UNDERFLOW \ - : 0) - -#else - -/* Exception flags. We use the bit positions of the appropriate bits - in the FPSCR, which also correspond to the FE_* bits. This makes - everything easier ;-). */ -# define FP_EX_INVALID (1 << (31 - 2)) -# define FP_EX_OVERFLOW (1 << (31 - 3)) -# define FP_EX_UNDERFLOW (1 << (31 - 4)) -# define FP_EX_DIVZERO (1 << (31 - 5)) -# define FP_EX_INEXACT (1 << (31 - 6)) - -# define FP_HANDLE_EXCEPTIONS __simulate_exceptions (_fex) -# define FP_ROUNDMODE __sim_round_mode_thread -# define FP_TRAPPING_EXCEPTIONS \ - (~__sim_disabled_exceptions_thread & 0x3e000000) - -#endif - -extern __thread int __sim_exceptions_thread attribute_tls_model_ie; -libc_hidden_tls_proto (__sim_exceptions_thread, tls_model ("initial-exec")); -extern __thread int __sim_disabled_exceptions_thread attribute_tls_model_ie; -libc_hidden_tls_proto (__sim_disabled_exceptions_thread, - tls_model ("initial-exec")); -extern __thread int __sim_round_mode_thread attribute_tls_model_ie; -libc_hidden_tls_proto (__sim_round_mode_thread, tls_model ("initial-exec")); - -extern void __simulate_exceptions (int x) attribute_hidden; |