diff options
Diffstat (limited to 'drivers/FPU-emu/fpu_arith.c')
| -rw-r--r-- | drivers/FPU-emu/fpu_arith.c | 179 |
1 files changed, 0 insertions, 179 deletions
diff --git a/drivers/FPU-emu/fpu_arith.c b/drivers/FPU-emu/fpu_arith.c deleted file mode 100644 index 96e6bd89b..000000000 --- a/drivers/FPU-emu/fpu_arith.c +++ /dev/null @@ -1,179 +0,0 @@ -/*---------------------------------------------------------------------------+ - | fpu_arith.c | - | | - | Code to implement the FPU register/register arithmetic instructions | - | | - | Copyright (C) 1992,1993 | - | W. Metzenthen, 22 Parker St, Ormond, Vic 3163, | - | Australia. E-mail billm@vaxc.cc.monash.edu.au | - | | - | | - +---------------------------------------------------------------------------*/ - -#include "fpu_system.h" -#include "fpu_emu.h" -#include "control_w.h" -#include "status_w.h" - - -void fadd__() -{ - /* fadd st,st(i) */ - clear_C1(); - reg_add(&st(0), &st(FPU_rm), &st(0), control_word); -} - - -void fmul__() -{ - /* fmul st,st(i) */ - clear_C1(); - reg_mul(&st(0), &st(FPU_rm), &st(0), control_word); -} - - - -void fsub__() -{ - /* fsub st,st(i) */ - clear_C1(); - reg_sub(&st(0), &st(FPU_rm), &st(0), control_word); -} - - -void fsubr_() -{ - /* fsubr st,st(i) */ - clear_C1(); - reg_sub(&st(FPU_rm), &st(0), &st(0), control_word); -} - - -void fdiv__() -{ - /* fdiv st,st(i) */ - clear_C1(); - reg_div(&st(0), &st(FPU_rm), &st(0), control_word); -} - - -void fdivr_() -{ - /* fdivr st,st(i) */ - clear_C1(); - reg_div(&st(FPU_rm), &st(0), &st(0), control_word); -} - - - -void fadd_i() -{ - /* fadd st(i),st */ - clear_C1(); - reg_add(&st(0), &st(FPU_rm), &st(FPU_rm), control_word); -} - - -void fmul_i() -{ - /* fmul st(i),st */ - clear_C1(); - reg_mul(&st(0), &st(FPU_rm), &st(FPU_rm), control_word); -} - - -void fsubri() -{ - /* fsubr st(i),st */ - /* This is the sense of the 80486 manual - reg_sub(&st(FPU_rm), &st(0), &st(FPU_rm), control_word); */ - clear_C1(); - reg_sub(&st(0), &st(FPU_rm), &st(FPU_rm), control_word); -} - - -void fsub_i() -{ - /* fsub st(i),st */ - /* This is the sense of the 80486 manual - reg_sub(&st(0), &st(FPU_rm), &st(FPU_rm), control_word); */ - clear_C1(); - reg_sub(&st(FPU_rm), &st(0), &st(FPU_rm), control_word); -} - - -void fdivri() -{ - /* fdivr st(i),st */ - clear_C1(); - reg_div(&st(0), &st(FPU_rm), &st(FPU_rm), control_word); -} - - -void fdiv_i() -{ - /* fdiv st(i),st */ - clear_C1(); - reg_div(&st(FPU_rm), &st(0), &st(FPU_rm), control_word); -} - - - -void faddp_() -{ - /* faddp st(i),st */ - clear_C1(); - if ( !reg_add(&st(0), &st(FPU_rm), &st(FPU_rm), control_word) ) - pop(); -} - - -void fmulp_() -{ - /* fmulp st(i),st */ - clear_C1(); - if ( !reg_mul(&st(0), &st(FPU_rm), &st(FPU_rm), control_word) ) - pop(); -} - - - -void fsubrp() -{ - /* fsubrp st(i),st */ - /* This is the sense of the 80486 manual - reg_sub(&st(FPU_rm), &st(0), &st(FPU_rm), control_word); */ - clear_C1(); - if ( !reg_sub(&st(0), &st(FPU_rm), &st(FPU_rm), control_word) ) - pop(); -} - - -void fsubp_() -{ - /* fsubp st(i),st */ - /* This is the sense of the 80486 manual - reg_sub(&st(0), &st(FPU_rm), &st(FPU_rm), control_word); */ - clear_C1(); - if ( !reg_sub(&st(FPU_rm), &st(0), &st(FPU_rm), control_word) ) - pop(); -} - - -void fdivrp() -{ - /* fdivrp st(i),st */ - clear_C1(); - if ( !reg_div(&st(0), &st(FPU_rm), &st(FPU_rm), control_word) ) - pop(); -} - - -void fdivp_() -{ - /* fdivp st(i),st */ - clear_C1(); - if ( !reg_div(&st(FPU_rm), &st(0), &st(FPU_rm), control_word) ) - pop(); -} - |