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| author | joseph <joseph@7b3dc134-2b1b-0410-93df-9e9f96275f8d> | 2014-01-03 17:51:28 +0000 |
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| committer | joseph <joseph@7b3dc134-2b1b-0410-93df-9e9f96275f8d> | 2014-01-03 17:51:28 +0000 |
| commit | f71e9a28759c1f5d6e8dc0baced440e72507b433 (patch) | |
| tree | d1ef7f1f84de67d0446b60c04f10a47c84ac1ddc /libc/sysdeps/sh/soft-fp/sfp-machine.h | |
| parent | 036dfd44bcc8ed8e97dcd9c763f61d3b59796941 (diff) | |
| download | eglibc2-f71e9a28759c1f5d6e8dc0baced440e72507b433.tar.gz | |
Merge changes between r24468 and r24941 from /fsf/trunk.
git-svn-id: svn://svn.eglibc.org/trunk@24942 7b3dc134-2b1b-0410-93df-9e9f96275f8d
Diffstat (limited to 'libc/sysdeps/sh/soft-fp/sfp-machine.h')
| -rw-r--r-- | libc/sysdeps/sh/soft-fp/sfp-machine.h | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/libc/sysdeps/sh/soft-fp/sfp-machine.h b/libc/sysdeps/sh/soft-fp/sfp-machine.h new file mode 100644 index 000000000..9b9074860 --- /dev/null +++ b/libc/sysdeps/sh/soft-fp/sfp-machine.h @@ -0,0 +1,55 @@ +#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_MUL_MEAT_DW_S(R,X,Y) \ + _FP_MUL_MEAT_DW_1_wide(_FP_WFRACBITS_S,R,X,Y,umul_ppmm) +#define _FP_MUL_MEAT_DW_D(R,X,Y) \ + _FP_MUL_MEAT_DW_2_wide(_FP_WFRACBITS_D,R,X,Y,umul_ppmm) +#define _FP_MUL_MEAT_DW_Q(R,X,Y) \ + _FP_MUL_MEAT_DW_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_EX_INVALID (1 << 6) +#define FP_EX_DIVZERO (1 << 5) +#define FP_EX_OVERFLOW (1 << 4) +#define FP_EX_UNDERFLOW (1 << 3) +#define FP_EX_INEXACT (1 << 2) |