X-Git-Url: https://notaz.gp2x.de/cgi-bin/gitweb.cgi?p=pcsx_rearmed.git;a=blobdiff_plain;f=libpcsxcore%2Fnew_dynarec%2Ffpu.c;fp=libpcsxcore%2Fnew_dynarec%2Ffpu.c;h=a189a534219dbed5aebf9a5b3a15995242b71591;hp=0000000000000000000000000000000000000000;hb=57871462a0b157066bbc4a763c59b61085436609;hpb=14dffdb7a0457fc647103deafa5f1cac12e888fb diff --git a/libpcsxcore/new_dynarec/fpu.c b/libpcsxcore/new_dynarec/fpu.c new file mode 100644 index 00000000..a189a534 --- /dev/null +++ b/libpcsxcore/new_dynarec/fpu.c @@ -0,0 +1,394 @@ +/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * + * Mupen64plus - fpu.c * + * Copyright (C) 2010 Ari64 * + * * + * This program is free software; you can redistribute it and/or modify * + * it under the terms of the GNU General Public License as published by * + * the Free Software Foundation; either version 2 of the License, or * + * (at your option) any later version. * + * * + * This program is distributed in the hope that it will be useful, * + * but WITHOUT ANY WARRANTY; without even the implied warranty of * + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * + * GNU General Public License for more details. * + * * + * You should have received a copy of the GNU General Public License * + * along with this program; if not, write to the * + * Free Software Foundation, Inc., * + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. * + * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */ + +#include + +extern int FCR0, FCR31; + +void cvt_s_w(int *source,float *dest) +{ + *dest = *source; +} +void cvt_d_w(int *source,double *dest) +{ + *dest = *source; +} +void cvt_s_l(long long *source,float *dest) +{ + *dest = *source; +} +void cvt_d_l(long long *source,double *dest) +{ + *dest = *source; +} +void cvt_d_s(float *source,double *dest) +{ + *dest = *source; +} +void cvt_s_d(double *source,float *dest) +{ + *dest = *source; +} + +void round_l_s(float *source,long long *dest) +{ + *dest = roundf(*source); +} +void round_w_s(float *source,int *dest) +{ + *dest = roundf(*source); +} +void trunc_l_s(float *source,long long *dest) +{ + *dest = truncf(*source); +} +void trunc_w_s(float *source,int *dest) +{ + *dest = truncf(*source); +} +void ceil_l_s(float *source,long long *dest) +{ + *dest = ceilf(*source); +} +void ceil_w_s(float *source,int *dest) +{ + *dest = ceilf(*source); +} +void floor_l_s(float *source,long long *dest) +{ + *dest = floorf(*source); +} +void floor_w_s(float *source,int *dest) +{ + *dest = floorf(*source); +} + +void round_l_d(double *source,long long *dest) +{ + *dest = round(*source); +} +void round_w_d(double *source,int *dest) +{ + *dest = round(*source); +} +void trunc_l_d(double *source,long long *dest) +{ + *dest = trunc(*source); +} +void trunc_w_d(double *source,int *dest) +{ + *dest = trunc(*source); +} +void ceil_l_d(double *source,long long *dest) +{ + *dest = ceil(*source); +} +void ceil_w_d(double *source,int *dest) +{ + *dest = ceil(*source); +} +void floor_l_d(double *source,long long *dest) +{ + *dest = floor(*source); +} +void floor_w_d(double *source,int *dest) +{ + *dest = floor(*source); +} + +void cvt_w_s(float *source,int *dest) +{ + switch(FCR31&3) + { + case 0: round_w_s(source,dest);return; + case 1: trunc_w_s(source,dest);return; + case 2: ceil_w_s(source,dest);return; + case 3: floor_w_s(source,dest);return; + } +} +void cvt_w_d(double *source,int *dest) +{ + switch(FCR31&3) + { + case 0: round_w_d(source,dest);return; + case 1: trunc_w_d(source,dest);return; + case 2: ceil_w_d(source,dest);return; + case 3: floor_w_d(source,dest);return; + } +} +void cvt_l_s(float *source,long long *dest) +{ + switch(FCR31&3) + { + case 0: round_l_s(source,dest);return; + case 1: trunc_l_s(source,dest);return; + case 2: ceil_l_s(source,dest);return; + case 3: floor_l_s(source,dest);return; + } +} +void cvt_l_d(double *source,long long *dest) +{ + switch(FCR31&3) + { + case 0: round_l_d(source,dest);return; + case 1: trunc_l_d(source,dest);return; + case 2: ceil_l_d(source,dest);return; + case 3: floor_l_d(source,dest);return; + } +} + +void c_f_s() +{ + FCR31 &= ~0x800000; +} +void c_un_s(float *source,float *target) +{ + FCR31=(isnan(*source) || isnan(*target)) ? FCR31|0x800000 : FCR31&~0x800000; +} + +void c_eq_s(float *source,float *target) +{ + if (isnan(*source) || isnan(*target)) {FCR31&=~0x800000;return;} + FCR31 = *source==*target ? FCR31|0x800000 : FCR31&~0x800000; +} +void c_ueq_s(float *source,float *target) +{ + if (isnan(*source) || isnan(*target)) {FCR31|=0x800000;return;} + FCR31 = *source==*target ? FCR31|0x800000 : FCR31&~0x800000; +} + +void c_olt_s(float *source,float *target) +{ + if (isnan(*source) || isnan(*target)) {FCR31&=~0x800000;return;} + FCR31 = *source<*target ? FCR31|0x800000 : FCR31&~0x800000; +} +void c_ult_s(float *source,float *target) +{ + if (isnan(*source) || isnan(*target)) {FCR31|=0x800000;return;} + FCR31 = *source<*target ? FCR31|0x800000 : FCR31&~0x800000; +} + +void c_ole_s(float *source,float *target) +{ + if (isnan(*source) || isnan(*target)) {FCR31&=~0x800000;return;} + FCR31 = *source<=*target ? FCR31|0x800000 : FCR31&~0x800000; +} +void c_ule_s(float *source,float *target) +{ + if (isnan(*source) || isnan(*target)) {FCR31|=0x800000;return;} + FCR31 = *source<=*target ? FCR31|0x800000 : FCR31&~0x800000; +} + +void c_sf_s(float *source,float *target) +{ + //if (isnan(*source) || isnan(*target)) // FIXME - exception + FCR31&=~0x800000; +} +void c_ngle_s(float *source,float *target) +{ + //if (isnan(*source) || isnan(*target)) // FIXME - exception + FCR31&=~0x800000; +} + +void c_seq_s(float *source,float *target) +{ + //if (isnan(*source) || isnan(*target)) // FIXME - exception + FCR31 = *source==*target ? FCR31|0x800000 : FCR31&~0x800000; +} +void c_ngl_s(float *source,float *target) +{ + //if (isnan(*source) || isnan(*target)) // FIXME - exception + FCR31 = *source==*target ? FCR31|0x800000 : FCR31&~0x800000; +} + +void c_lt_s(float *source,float *target) +{ + //if (isnan(*source) || isnan(*target)) // FIXME - exception + FCR31 = *source<*target ? FCR31|0x800000 : FCR31&~0x800000; +} +void c_nge_s(float *source,float *target) +{ + //if (isnan(*source) || isnan(*target)) // FIXME - exception + FCR31 = *source<*target ? FCR31|0x800000 : FCR31&~0x800000; +} + +void c_le_s(float *source,float *target) +{ + //if (isnan(*source) || isnan(*target)) // FIXME - exception + FCR31 = *source<=*target ? FCR31|0x800000 : FCR31&~0x800000; +} +void c_ngt_s(float *source,float *target) +{ + //if (isnan(*source) || isnan(*target)) // FIXME - exception + FCR31 = *source<=*target ? FCR31|0x800000 : FCR31&~0x800000; +} + +void c_f_d() +{ + FCR31 &= ~0x800000; +} +void c_un_d(double *source,double *target) +{ + FCR31=(isnan(*source) || isnan(*target)) ? FCR31|0x800000 : FCR31&~0x800000; +} + +void c_eq_d(double *source,double *target) +{ + if (isnan(*source) || isnan(*target)) {FCR31&=~0x800000;return;} + FCR31 = *source==*target ? FCR31|0x800000 : FCR31&~0x800000; +} +void c_ueq_d(double *source,double *target) +{ + if (isnan(*source) || isnan(*target)) {FCR31|=0x800000;return;} + FCR31 = *source==*target ? FCR31|0x800000 : FCR31&~0x800000; +} + +void c_olt_d(double *source,double *target) +{ + if (isnan(*source) || isnan(*target)) {FCR31&=~0x800000;return;} + FCR31 = *source<*target ? FCR31|0x800000 : FCR31&~0x800000; +} +void c_ult_d(double *source,double *target) +{ + if (isnan(*source) || isnan(*target)) {FCR31|=0x800000;return;} + FCR31 = *source<*target ? FCR31|0x800000 : FCR31&~0x800000; +} + +void c_ole_d(double *source,double *target) +{ + if (isnan(*source) || isnan(*target)) {FCR31&=~0x800000;return;} + FCR31 = *source<=*target ? FCR31|0x800000 : FCR31&~0x800000; +} +void c_ule_d(double *source,double *target) +{ + if (isnan(*source) || isnan(*target)) {FCR31|=0x800000;return;} + FCR31 = *source<=*target ? FCR31|0x800000 : FCR31&~0x800000; +} + +void c_sf_d(double *source,double *target) +{ + //if (isnan(*source) || isnan(*target)) // FIXME - exception + FCR31&=~0x800000; +} +void c_ngle_d(double *source,double *target) +{ + //if (isnan(*source) || isnan(*target)) // FIXME - exception + FCR31&=~0x800000; +} + +void c_seq_d(double *source,double *target) +{ + //if (isnan(*source) || isnan(*target)) // FIXME - exception + FCR31 = *source==*target ? FCR31|0x800000 : FCR31&~0x800000; +} +void c_ngl_d(double *source,double *target) +{ + //if (isnan(*source) || isnan(*target)) // FIXME - exception + FCR31 = *source==*target ? FCR31|0x800000 : FCR31&~0x800000; +} + +void c_lt_d(double *source,double *target) +{ + //if (isnan(*source) || isnan(*target)) // FIXME - exception + FCR31 = *source<*target ? FCR31|0x800000 : FCR31&~0x800000; +} +void c_nge_d(double *source,double *target) +{ + //if (isnan(*source) || isnan(*target)) // FIXME - exception + FCR31 = *source<*target ? FCR31|0x800000 : FCR31&~0x800000; +} + +void c_le_d(double *source,double *target) +{ + //if (isnan(*source) || isnan(*target)) // FIXME - exception + FCR31 = *source<=*target ? FCR31|0x800000 : FCR31&~0x800000; +} +void c_ngt_d(double *source,double *target) +{ + //if (isnan(*source) || isnan(*target)) // FIXME - exception + FCR31 = *source<=*target ? FCR31|0x800000 : FCR31&~0x800000; +} + + +void add_s(float *source1,float *source2,float *target) +{ + *target=(*source1)+(*source2); +} +void sub_s(float *source1,float *source2,float *target) +{ + *target=(*source1)-(*source2); +} +void mul_s(float *source1,float *source2,float *target) +{ + *target=(*source1)*(*source2); +} +void div_s(float *source1,float *source2,float *target) +{ + *target=(*source1)/(*source2); +} +void sqrt_s(float *source,float *target) +{ + *target=sqrtf(*source); +} +void abs_s(float *source,float *target) +{ + *target=fabsf(*source); +} +void mov_s(float *source,float *target) +{ + *target=*source; +} +void neg_s(float *source,float *target) +{ + *target=-(*source); +} +void add_d(double *source1,double *source2,double *target) +{ + *target=(*source1)+(*source2); +} +void sub_d(double *source1,double *source2,double *target) +{ + *target=(*source1)-(*source2); +} +void mul_d(double *source1,double *source2,double *target) +{ + *target=(*source1)*(*source2); +} +void div_d(double *source1,double *source2,double *target) +{ + *target=(*source1)/(*source2); +} +void sqrt_d(double *source,double *target) +{ + *target=sqrt(*source); +} +void abs_d(double *source,double *target) +{ + *target=fabs(*source); +} +void mov_d(double *source,double *target) +{ + *target=*source; +} +void neg_d(double *source,double *target) +{ + *target=-(*source); +} +