diff options
Diffstat (limited to 'ANDROID_3.4.5/arch/m68k/math-emu/fp_movem.S')
| -rw-r--r-- | ANDROID_3.4.5/arch/m68k/math-emu/fp_movem.S | 368 |
1 files changed, 0 insertions, 368 deletions
diff --git a/ANDROID_3.4.5/arch/m68k/math-emu/fp_movem.S b/ANDROID_3.4.5/arch/m68k/math-emu/fp_movem.S deleted file mode 100644 index 8354d39e..00000000 --- a/ANDROID_3.4.5/arch/m68k/math-emu/fp_movem.S +++ /dev/null @@ -1,368 +0,0 @@ -/* - * fp_movem.S - * - * Copyright Roman Zippel, 1997. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, and the entire permission notice in its entirety, - * including the disclaimer of warranties. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. The name of the author may not be used to endorse or promote - * products derived from this software without specific prior - * written permission. - * - * ALTERNATIVELY, this product may be distributed under the terms of - * the GNU General Public License, in which case the provisions of the GPL are - * required INSTEAD OF the above restrictions. (This clause is - * necessary due to a potential bad interaction between the GPL and - * the restrictions contained in a BSD-style copyright.) - * - * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED - * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES - * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE - * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, - * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES - * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR - * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, - * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) - * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED - * OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -#include "fp_emu.h" -#include "fp_decode.h" - -| set flags for decode macros for fmovem -do_fmovem=1 - - .globl fp_fmovem_fp, fp_fmovem_cr - -| %d1 contains the mask and count of the register list -| for other register usage see fp_decode.h - -fp_fmovem_fp: - printf PDECODE,"fmovem.x " - | get register list and count them - btst #11,%d2 - jne 1f - bfextu %d2{#24,#8},%d0 | static register list - jra 2f -1: bfextu %d2{#25,#3},%d0 | dynamic register list - jsr fp_get_data_reg -2: move.l %d0,%d1 - swap %d1 - jra 2f -1: addq.w #1,%d1 | count the # of registers in -2: lsr.b #1,%d0 | register list and keep it in %d1 - jcs 1b - jne 2b - printf PDECODE,"#%08x",1,%d1 -#ifdef FPU_EMU_DEBUG - btst #12,%d2 - jne 1f - printf PDECODE,"-" | decremental move - jra 2f -1: printf PDECODE,"+" | incremental move -2: btst #13,%d2 - jeq 1f - printf PDECODE,"->" | fpu -> cpu - jra 2f -1: printf PDECODE,"<-" | fpu <- cpu -2: -#endif - - | decode address mode - fp_decode_addr_mode - - .long fp_ill, fp_ill - .long fpr_indirect, fpr_postinc - .long fpr_predecr, fpr_disp16 - .long fpr_extmode0, fpr_extmode1 - - | addressing mode: address register indirect -fpr_indirect: - fp_mode_addr_indirect - jra fpr_do_movem - - | addressing mode: address register indirect with postincrement -fpr_postinc: - fp_mode_addr_indirect_postinc - jra fpr_do_movem - -fpr_predecr: - fp_mode_addr_indirect_predec - jra fpr_do_movem - - | addressing mode: address register/programm counter indirect - | with 16bit displacement -fpr_disp16: - fp_mode_addr_indirect_disp16 - jra fpr_do_movem - -fpr_extmode0: - fp_mode_addr_indirect_extmode0 - jra fpr_do_movem - -fpr_extmode1: - fp_decode_addr_reg - jmp ([0f:w,%pc,%d0*4]) - - .align 4 -0: - .long fpr_absolute_short, fpr_absolute_long - .long fpr_disp16, fpr_extmode0 - .long fp_ill, fp_ill - .long fp_ill, fp_ill - -fpr_absolute_short: - fp_mode_abs_short - jra fpr_do_movem - -fpr_absolute_long: - fp_mode_abs_long -| jra fpr_do_movem - -fpr_do_movem: - swap %d1 | get fpu register list - lea (FPD_FPREG,FPDATA),%a1 - moveq #12,%d0 - btst #12,%d2 - jne 1f - lea (-12,%a1,%d0*8),%a1 - neg.l %d0 -1: btst #13,%d2 - jne 4f - | move register from memory into fpu - jra 3f -1: printf PMOVEM,"(%p>%p)",2,%a0,%a1 - getuser.l (%a0)+,%d2,fp_err_ua1,%a0 - lsr.l #8,%d2 - lsr.l #7,%d2 - lsr.w #1,%d2 - move.l %d2,(%a1)+ - getuser.l (%a0)+,%d2,fp_err_ua1,%a0 - move.l %d2,(%a1)+ - getuser.l (%a0),%d2,fp_err_ua1,%a0 - move.l %d2,(%a1) - subq.l #8,%a0 - subq.l #8,%a1 - add.l %d0,%a0 -2: add.l %d0,%a1 -3: lsl.b #1,%d1 - jcs 1b - jne 2b - jra 5f - | move register from fpu into memory -1: printf PMOVEM,"(%p>%p)",2,%a1,%a0 - move.l (%a1)+,%d2 - lsl.w #1,%d2 - lsl.l #7,%d2 - lsl.l #8,%d2 - putuser.l %d2,(%a0)+,fp_err_ua1,%a0 - move.l (%a1)+,%d2 - putuser.l %d2,(%a0)+,fp_err_ua1,%a0 - move.l (%a1),%d2 - putuser.l %d2,(%a0),fp_err_ua1,%a0 - subq.l #8,%a1 - subq.l #8,%a0 - add.l %d0,%a0 -2: add.l %d0,%a1 -4: lsl.b #1,%d1 - jcs 1b - jne 2b -5: - printf PDECODE,"\n" -#if 0 - lea (FPD_FPREG,FPDATA),%a0 - printf PMOVEM,"fp:" - printx PMOVEM,%a0@(0) - printx PMOVEM,%a0@(12) - printf PMOVEM,"\n " - printx PMOVEM,%a0@(24) - printx PMOVEM,%a0@(36) - printf PMOVEM,"\n " - printx PMOVEM,%a0@(48) - printx PMOVEM,%a0@(60) - printf PMOVEM,"\n " - printx PMOVEM,%a0@(72) - printx PMOVEM,%a0@(84) - printf PMOVEM,"\n" -#endif - jra fp_end - -| set flags for decode macros for fmovem control register -do_fmovem=1 -do_fmovem_cr=1 - -fp_fmovem_cr: - printf PDECODE,"fmovem.cr " - | get register list and count them - bfextu %d2{#19,#3},%d0 - move.l %d0,%d1 - swap %d1 - jra 2f -1: addq.w #1,%d1 -2: lsr.l #1,%d0 - jcs 1b - jne 2b - printf PDECODE,"#%08x",1,%d1 -#ifdef FPU_EMU_DEBUG - btst #13,%d2 - jeq 1f - printf PDECODE,"->" | fpu -> cpu - jra 2f -1: printf PDECODE,"<-" | fpu <- cpu -2: -#endif - - | decode address mode - fp_decode_addr_mode - - .long fpc_data, fpc_addr - .long fpc_indirect, fpc_postinc - .long fpc_predecr, fpc_disp16 - .long fpc_extmode0, fpc_extmode1 - -fpc_data: - fp_mode_data_direct - move.w %d0,%d1 - bfffo %d2{#19,#3},%d0 - sub.w #19,%d0 - lea (FPD_FPCR,FPDATA,%d0.w*4),%a1 - btst #13,%d2 - jne 1f - move.w %d1,%d0 - jsr fp_get_data_reg - move.l %d0,(%a1) - jra fpc_movem_fin -1: move.l (%a1),%d0 - jsr fp_put_data_reg - jra fpc_movem_fin - -fpc_addr: - fp_decode_addr_reg - printf PDECODE,"a%d",1,%d0 - btst #13,%d2 - jne 1f - jsr fp_get_addr_reg - move.l %a0,(FPD_FPIAR,FPDATA) - jra fpc_movem_fin -1: move.l (FPD_FPIAR,FPDATA),%a0 - jsr fp_put_addr_reg - jra fpc_movem_fin - -fpc_indirect: - fp_mode_addr_indirect - jra fpc_do_movem - -fpc_postinc: - fp_mode_addr_indirect_postinc - jra fpc_do_movem - -fpc_predecr: - fp_mode_addr_indirect_predec - jra fpc_do_movem - -fpc_disp16: - fp_mode_addr_indirect_disp16 - jra fpc_do_movem - -fpc_extmode0: - fp_mode_addr_indirect_extmode0 - jra fpc_do_movem - -fpc_extmode1: - fp_decode_addr_reg - jmp ([0f:w,%pc,%d0*4]) - - .align 4 -0: - .long fpc_absolute_short, fpc_absolute_long - .long fpc_disp16, fpc_extmode0 - .long fpc_immediate, fp_ill - .long fp_ill, fp_ill - -fpc_absolute_short: - fp_mode_abs_short - jra fpc_do_movem - -fpc_absolute_long: - fp_mode_abs_long - jra fpc_do_movem - -fpc_immediate: - fp_get_pc %a0 - lea (%a0,%d1.w*4),%a1 - fp_put_pc %a1 - printf PDECODE,"#imm" -| jra fpc_do_movem -#if 0 - swap %d1 - lsl.l #5,%d1 - lea (FPD_FPCR,FPDATA),%a0 - jra 3f -1: move.l %d0,(%a0) -2: addq.l #4,%a0 -3: lsl.b #1,%d1 - jcs 1b - jne 2b - jra fpc_movem_fin -#endif - -fpc_do_movem: - swap %d1 | get fpu register list - lsl.l #5,%d1 - lea (FPD_FPCR,FPDATA),%a1 -1: btst #13,%d2 - jne 4f - - | move register from memory into fpu - jra 3f -1: printf PMOVEM,"(%p>%p)",2,%a0,%a1 - getuser.l (%a0)+,%d0,fp_err_ua1,%a0 - move.l %d0,(%a1) -2: addq.l #4,%a1 -3: lsl.b #1,%d1 - jcs 1b - jne 2b - jra fpc_movem_fin - - | move register from fpu into memory -1: printf PMOVEM,"(%p>%p)",2,%a1,%a0 - move.l (%a1),%d0 - putuser.l %d0,(%a0)+,fp_err_ua1,%a0 -2: addq.l #4,%a1 -4: lsl.b #1,%d1 - jcs 1b - jne 2b - -fpc_movem_fin: - and.l #0x0000fff0,(FPD_FPCR,FPDATA) - and.l #0x0ffffff8,(FPD_FPSR,FPDATA) - move.l (FPD_FPCR,FPDATA),%d0 - lsr.l #4,%d0 - moveq #3,%d1 - and.l %d0,%d1 - move.w %d1,(FPD_RND,FPDATA) - lsr.l #2,%d0 - moveq #3,%d1 - and.l %d0,%d1 - move.w %d1,(FPD_PREC,FPDATA) - printf PDECODE,"\n" -#if 0 - printf PMOVEM,"fpcr : %08x\n",1,FPDATA@(FPD_FPCR) - printf PMOVEM,"fpsr : %08x\n",1,FPDATA@(FPD_FPSR) - printf PMOVEM,"fpiar: %08x\n",1,FPDATA@(FPD_FPIAR) - clr.l %d0 - move.w (FPD_PREC,FPDATA),%d0 - printf PMOVEM,"prec : %04x\n",1,%d0 - move.w (FPD_RND,FPDATA),%d0 - printf PMOVEM,"rnd : %04x\n",1,%d0 -#endif - jra fp_end |