diff options
Diffstat (limited to 'sysdeps/mips/mips64')
| -rw-r--r-- | sysdeps/mips/mips64/Implies | 1 | ||||
| -rw-r--r-- | sysdeps/mips/mips64/__longjmp.c | 85 | ||||
| -rw-r--r-- | sysdeps/mips/mips64/add_n.S | 129 | ||||
| -rw-r--r-- | sysdeps/mips/mips64/addmul_1.S | 106 | ||||
| -rw-r--r-- | sysdeps/mips/mips64/bits/setjmp.h | 54 | ||||
| -rw-r--r-- | sysdeps/mips/mips64/bsd-_setjmp.S | 36 | ||||
| -rw-r--r-- | sysdeps/mips/mips64/bsd-setjmp.S | 36 | ||||
| -rw-r--r-- | sysdeps/mips/mips64/gmp-mparam.h | 4 | ||||
| -rw-r--r-- | sysdeps/mips/mips64/lshift.S | 104 | ||||
| -rw-r--r-- | sysdeps/mips/mips64/mul_1.S | 94 | ||||
| -rw-r--r-- | sysdeps/mips/mips64/rshift.S | 101 | ||||
| -rw-r--r-- | sysdeps/mips/mips64/setjmp.S | 35 | ||||
| -rw-r--r-- | sysdeps/mips/mips64/setjmp_aux.c | 67 | ||||
| -rw-r--r-- | sysdeps/mips/mips64/sub_n.S | 129 | ||||
| -rw-r--r-- | sysdeps/mips/mips64/submul_1.S | 106 |
15 files changed, 1085 insertions, 2 deletions
diff --git a/sysdeps/mips/mips64/Implies b/sysdeps/mips/mips64/Implies new file mode 100644 index 0000000000..a8cae95f9d --- /dev/null +++ b/sysdeps/mips/mips64/Implies @@ -0,0 +1 @@ +wordsize-64 diff --git a/sysdeps/mips/mips64/__longjmp.c b/sysdeps/mips/mips64/__longjmp.c new file mode 100644 index 0000000000..551daa4895 --- /dev/null +++ b/sysdeps/mips/mips64/__longjmp.c @@ -0,0 +1,85 @@ +/* Copyright (C) 1992, 1995, 1997 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Brendan Kehoe (brendan@zen.org). + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. + + The GNU C Library 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <setjmp.h> +#include <stdlib.h> + +#undef __longjmp + +#ifndef __GNUC__ + #error This file uses GNU C extensions; you must compile with GCC. +#endif + +void +__longjmp (env, val_arg) + __jmp_buf env; + int val_arg; +{ + /* gcc 1.39.19 miscompiled the longjmp routine (as it did setjmp before + the hack around it); force it to use $a1 for the longjmp value. + Without this it saves $a1 in a register which gets clobbered + along the way. */ + register int val asm ("a1"); + + /* Pull back the floating point callee-saved registers. */ + asm volatile ("l.d $f24, %0" : : "m" (env[0].__fpregs[0])); + asm volatile ("l.d $f25, %0" : : "m" (env[0].__fpregs[1])); + asm volatile ("l.d $f26, %0" : : "m" (env[0].__fpregs[2])); + asm volatile ("l.d $f27, %0" : : "m" (env[0].__fpregs[3])); + asm volatile ("l.d $f28, %0" : : "m" (env[0].__fpregs[4])); + asm volatile ("l.d $f29, %0" : : "m" (env[0].__fpregs[5])); + asm volatile ("l.d $f30, %0" : : "m" (env[0].__fpregs[6])); + asm volatile ("l.d $f31, %0" : : "m" (env[0].__fpregs[7])); + + /* Restore the stack pointer. */ + asm volatile ("ld $29, %0" : : "m" (env[0].__sp)); + + /* Get and reconstruct the floating point csr. */ + asm volatile ("lw $2, %0" : : "m" (env[0].__fpc_csr)); + asm volatile ("ctc1 $2, $31"); + + /* Get the FP. */ + asm volatile ("ld $30, %0" : : "m" (env[0].__fp)); + + /* Get the GP. */ + asm volatile ("ld $gp, %0" : : "m" (env[0].__gp)); + + /* Get the callee-saved registers. */ + asm volatile ("ld $16, %0" : : "m" (env[0].__regs[0])); + asm volatile ("ld $17, %0" : : "m" (env[0].__regs[1])); + asm volatile ("ld $18, %0" : : "m" (env[0].__regs[2])); + asm volatile ("ld $19, %0" : : "m" (env[0].__regs[3])); + asm volatile ("ld $20, %0" : : "m" (env[0].__regs[4])); + asm volatile ("ld $21, %0" : : "m" (env[0].__regs[5])); + asm volatile ("ld $22, %0" : : "m" (env[0].__regs[6])); + asm volatile ("ld $23, %0" : : "m" (env[0].__regs[7])); + + /* Get the PC. */ + asm volatile ("ld $31, %0" : : "m" (env[0].__pc)); + + /* Give setjmp 1 if given a 0, or what they gave us if non-zero. */ + if (val == 0) + asm volatile ("dli $2, 1"); + else + asm volatile ("move $2, %0" : : "r" (val)); + + asm volatile ("j $31"); + + abort (); +} diff --git a/sysdeps/mips/mips64/add_n.S b/sysdeps/mips/mips64/add_n.S new file mode 100644 index 0000000000..ad93d9d081 --- /dev/null +++ b/sysdeps/mips/mips64/add_n.S @@ -0,0 +1,129 @@ +/* MIPS3 __mpn_add_n -- Add two limb vectors of the same length > 0 and + * store sum in a third limb vector. + * + * Copyright (C) 1995 Free Software Foundation, Inc. + * + * This file is part of the GNU MP Library. + * + * The GNU MP Library is free software; you can redistribute it and/or modify + * it under the terms of the GNU Library General Public License as published by + * the Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + * + * The GNU MP Library 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 Library General Public + * License for more details. + * + * You should have received a copy of the GNU Library General Public License + * along with the GNU MP Library; see the file COPYING.LIB. If not, write to + * the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, + * MA 02111-1307, USA. + */ + +#include <sysdep.h> + +/* + * INPUT PARAMETERS + * res_ptr $4 + * s1_ptr $5 + * s2_ptr $6 + * size $7 + */ +#ifdef PIC + .option pic2 +#endif + .text + .align 2 + .globl __mpn_add_n + .ent __mpn_add_n +__mpn_add_n: + .set noreorder +#ifdef PIC + .cpload t9 +#endif + .set nomacro + + ld $10,0($5) + ld $11,0($6) + + daddiu $7,$7,-1 + and $9,$7,4-1 # number of limbs in first loop + beq $9,$0,.L0 # if multiple of 4 limbs, skip first loop + move $2,$0 + + dsubu $7,$7,$9 + +.Loop0: daddiu $9,$9,-1 + ld $12,8($5) + daddu $11,$11,$2 + ld $13,8($6) + sltu $8,$11,$2 + daddu $11,$10,$11 + sltu $2,$11,$10 + sd $11,0($4) + or $2,$2,$8 + + daddiu $5,$5,8 + daddiu $6,$6,8 + move $10,$12 + move $11,$13 + bne $9,$0,.Loop0 + daddiu $4,$4,8 + +.L0: beq $7,$0,.Lend + nop + +.Loop: daddiu $7,$7,-4 + + ld $12,8($5) + daddu $11,$11,$2 + ld $13,8($6) + sltu $8,$11,$2 + daddu $11,$10,$11 + sltu $2,$11,$10 + sd $11,0($4) + or $2,$2,$8 + + ld $10,16($5) + daddu $13,$13,$2 + ld $11,16($6) + sltu $8,$13,$2 + daddu $13,$12,$13 + sltu $2,$13,$12 + sd $13,8($4) + or $2,$2,$8 + + ld $12,24($5) + daddu $11,$11,$2 + ld $13,24($6) + sltu $8,$11,$2 + daddu $11,$10,$11 + sltu $2,$11,$10 + sd $11,16($4) + or $2,$2,$8 + + ld $10,32($5) + daddu $13,$13,$2 + ld $11,32($6) + sltu $8,$13,$2 + daddu $13,$12,$13 + sltu $2,$13,$12 + sd $13,24($4) + or $2,$2,$8 + + daddiu $5,$5,32 + daddiu $6,$6,32 + + bne $7,$0,.Loop + daddiu $4,$4,32 + +.Lend: daddu $11,$11,$2 + sltu $8,$11,$2 + daddu $11,$10,$11 + sltu $2,$11,$10 + sd $11,0($4) + j $31 + or $2,$2,$8 + + .end __mpn_add_n diff --git a/sysdeps/mips/mips64/addmul_1.S b/sysdeps/mips/mips64/addmul_1.S new file mode 100644 index 0000000000..58eff8c889 --- /dev/null +++ b/sysdeps/mips/mips64/addmul_1.S @@ -0,0 +1,106 @@ +/* MIPS3 __mpn_addmul_1 -- Multiply a limb vector with a single limb and + * add the product to a second limb vector. + * + * Copyright (C) 1992, 1994, 1995 Free Software Foundation, Inc. + * + * This file is part of the GNU MP Library. + * + * The GNU MP Library is free software; you can redistribute it and/or modify + * it under the terms of the GNU Library General Public License as published by + * the Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + * + * The GNU MP Library 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 Library General Public + * License for more details. + * + * You should have received a copy of the GNU Library General Public License + * along with the GNU MP Library; see the file COPYING.LIB. If not, write to + * the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, + * MA 02111-1307, USA. + */ + +#include <sysdep.h> + +/* INPUT PARAMETERS + * res_ptr $4 + * s1_ptr $5 + * size $6 + * s2_limb $7 + */ + +#ifdef PIC + .option pic2 +#endif + .text + .align 4 + .globl __mpn_addmul_1 + .ent __mpn_addmul_1 +__mpn_addmul_1: + .set noreorder +#ifdef PIC + .cpload t9 +#endif + .set nomacro + + # warm up phase 0 + ld $8,0($5) + + # warm up phase 1 + daddiu $5,$5,8 + dmultu $8,$7 + + daddiu $6,$6,-1 + beq $6,$0,$LC0 + move $2,$0 # zero cy2 + + daddiu $6,$6,-1 + beq $6,$0,$LC1 + ld $8,0($5) # load new s1 limb as early as possible + +Loop: ld $10,0($4) + mflo $3 + mfhi $9 + daddiu $5,$5,8 + daddu $3,$3,$2 # add old carry limb to low product limb + dmultu $8,$7 + ld $8,0($5) # load new s1 limb as early as possible + daddiu $6,$6,-1 # decrement loop counter + sltu $2,$3,$2 # carry from previous addition -> $2 + daddu $3,$10,$3 + sltu $10,$3,$10 + daddu $2,$2,$10 + sd $3,0($4) + daddiu $4,$4,8 + bne $6,$0,Loop + daddu $2,$9,$2 # add high product limb and carry from addition + + # cool down phase 1 +$LC1: ld $10,0($4) + mflo $3 + mfhi $9 + daddu $3,$3,$2 + sltu $2,$3,$2 + dmultu $8,$7 + daddu $3,$10,$3 + sltu $10,$3,$10 + daddu $2,$2,$10 + sd $3,0($4) + daddiu $4,$4,8 + daddu $2,$9,$2 # add high product limb and carry from addition + + # cool down phase 0 +$LC0: ld $10,0($4) + mflo $3 + mfhi $9 + daddu $3,$3,$2 + sltu $2,$3,$2 + daddu $3,$10,$3 + sltu $10,$3,$10 + daddu $2,$2,$10 + sd $3,0($4) + j $31 + daddu $2,$9,$2 # add high product limb and carry from addition + + .end __mpn_addmul_1 diff --git a/sysdeps/mips/mips64/bits/setjmp.h b/sysdeps/mips/mips64/bits/setjmp.h new file mode 100644 index 0000000000..b108540505 --- /dev/null +++ b/sysdeps/mips/mips64/bits/setjmp.h @@ -0,0 +1,54 @@ +/* Define the machine-dependent type `jmp_buf'. MIPS version. + Copyright (C) 1996, 1997 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Brendan Kehoe (brendan@zen.org). + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. + + The GNU C Library 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +typedef struct + { + /* Program counter. */ + __ptr_t __pc; + + /* Stack pointer. */ + __ptr_t __sp; + + /* Callee-saved registers s0 through s7. */ + int __regs[8]; + + /* The frame pointer. */ + __ptr_t __fp; + + /* The global pointer. */ + __ptr_t __gp; + + /* Floating point status register. */ + int __fpc_csr; + + /* Callee-saved floating point registers. */ + double __fpregs[8]; + } __jmp_buf[1]; + +#ifdef __USE_MISC +/* Offset to the program counter in `jmp_buf'. */ +# define JB_PC 0 +#endif + + +/* Test if longjmp to JMPBUF would unwind the frame + containing a local variable at ADDRESS. */ +#define _JMPBUF_UNWINDS(jmpbuf, address) \ + ((__ptr_t) (address) < (jmpbuf)[0].__sp) diff --git a/sysdeps/mips/mips64/bsd-_setjmp.S b/sysdeps/mips/mips64/bsd-_setjmp.S new file mode 100644 index 0000000000..cd6ec3e196 --- /dev/null +++ b/sysdeps/mips/mips64/bsd-_setjmp.S @@ -0,0 +1,36 @@ +/* BSD `_setjmp' entry point to `sigsetjmp (..., 0)'. MIPS64 version. + Copyright (C) 1996, 1997 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. + + The GNU C Library 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +/* This just does a tail-call to `__sigsetjmp (ARG, 0)'. + We cannot do it in C because it must be a tail-call, so frame-unwinding + in setjmp doesn't clobber the state restored by longjmp. */ + +#include <sysdep.h> + +#ifdef PIC + .option pic2 +#endif +ENTRY (_setjmp) +#ifdef PIC + .cpload t9 +#endif + dla t9, C_SYMBOL_NAME (__sigsetjmp) + nop + jr t9 + dli a1, 0 /* Pass a second argument of zero. */ diff --git a/sysdeps/mips/mips64/bsd-setjmp.S b/sysdeps/mips/mips64/bsd-setjmp.S new file mode 100644 index 0000000000..b37031679d --- /dev/null +++ b/sysdeps/mips/mips64/bsd-setjmp.S @@ -0,0 +1,36 @@ +/* BSD `setjmp' entry point to `sigsetjmp (..., 1)'. MIPS64 version. + Copyright (C) 1996, 1997 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. + + The GNU C Library 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +/* This just does a tail-call to `__sigsetjmp (ARG, 1)'. + We cannot do it in C because it must be a tail-call, so frame-unwinding + in setjmp doesn't clobber the state restored by longjmp. */ + +#include <sysdep.h> + +#ifdef PIC + .option pic2 +#endif +ENTRY (setjmp) +#ifdef PIC + .cpload t9 +#endif + dla t9, C_SYMBOL_NAME (__sigsetjmp) + nop + jr t9 + dli a1, 1 /* Pass a second argument of one. */ diff --git a/sysdeps/mips/mips64/gmp-mparam.h b/sysdeps/mips/mips64/gmp-mparam.h index a801b35d7a..38872ec5bc 100644 --- a/sysdeps/mips/mips64/gmp-mparam.h +++ b/sysdeps/mips/mips64/gmp-mparam.h @@ -20,7 +20,7 @@ the Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ #define BITS_PER_MP_LIMB 64 #define BYTES_PER_MP_LIMB 8 -#define BITS_PER_LONGINT 32 -#define BITS_PER_INT 32 +#define BITS_PER_LONGINT 64 +#define BITS_PER_INT 64 #define BITS_PER_SHORTINT 16 #define BITS_PER_CHAR 8 diff --git a/sysdeps/mips/mips64/lshift.S b/sysdeps/mips/mips64/lshift.S new file mode 100644 index 0000000000..ef403ec25f --- /dev/null +++ b/sysdeps/mips/mips64/lshift.S @@ -0,0 +1,104 @@ +/* MIPS3 __mpn_lshift -- + * + * Copyright (C) 1995 Free Software Foundation, Inc. + * + * This file is part of the GNU MP Library. + * + * The GNU MP Library is free software; you can redistribute it and/or modify + * it under the terms of the GNU Library General Public License as published by + * the Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + * + * The GNU MP Library 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 Library General Public + * License for more details. + * + * You should have received a copy of the GNU Library General Public License + * along with the GNU MP Library; see the file COPYING.LIB. If not, write to + * the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, + * MA 02111-1307, USA. + */ + +#include <sysdep.h> + +/* INPUT PARAMETERS + * res_ptr $4 + * src_ptr $5 + * size $6 + * cnt $7 + */ + +#ifdef PIC + .option pic2 +#endif + .text + .align 2 + .globl __mpn_lshift + .ent __mpn_lshift +__mpn_lshift: + .set noreorder +#ifdef PIC + .cpload t9 +#endif + .set nomacro + + dsll $2,$6,3 + daddu $5,$5,$2 # make r5 point at end of src + ld $10,-8($5) # load first limb + dsubu $13,$0,$7 + daddu $4,$4,$2 # make r4 point at end of res + daddiu $6,$6,-1 + and $9,$6,4-1 # number of limbs in first loop + beq $9,$0,.L0 # if multiple of 4 limbs, skip first loop + dsrl $2,$10,$13 # compute function result + + dsubu $6,$6,$9 + +.Loop0: ld $3,-16($5) + daddiu $4,$4,-8 + daddiu $5,$5,-8 + daddiu $9,$9,-1 + dsll $11,$10,$7 + dsrl $12,$3,$13 + move $10,$3 + or $8,$11,$12 + bne $9,$0,.Loop0 + sd $8,0($4) + +.L0: beq $6,$0,.Lend + nop + +.Loop: ld $3,-16($5) + daddiu $4,$4,-32 + daddiu $6,$6,-4 + dsll $11,$10,$7 + dsrl $12,$3,$13 + + ld $10,-24($5) + dsll $14,$3,$7 + or $8,$11,$12 + sd $8,24($4) + dsrl $9,$10,$13 + + ld $3,-32($5) + dsll $11,$10,$7 + or $8,$14,$9 + sd $8,16($4) + dsrl $12,$3,$13 + + ld $10,-40($5) + dsll $14,$3,$7 + or $8,$11,$12 + sd $8,8($4) + dsrl $9,$10,$13 + + daddiu $5,$5,-32 + or $8,$14,$9 + bgtz $6,.Loop + sd $8,0($4) + +.Lend: dsll $8,$10,$7 + j $31 + sd $8,-8($4) + .end __mpn_lshift diff --git a/sysdeps/mips/mips64/mul_1.S b/sysdeps/mips/mips64/mul_1.S new file mode 100644 index 0000000000..ef0cf36d75 --- /dev/null +++ b/sysdeps/mips/mips64/mul_1.S @@ -0,0 +1,94 @@ +/* MIPS3 __mpn_mul_1 -- Multiply a limb vector with a single limb and + * store the product in a second limb vector. + * + * Copyright (C) 1992, 1994, 1995 Free Software Foundation, Inc. + * + * This file is part of the GNU MP Library. + * + * The GNU MP Library is free software; you can redistribute it and/or modify + * it under the terms of the GNU Library General Public License as published by + * the Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + * + * The GNU MP Library 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 Library General Public + * License for more details. + * + * You should have received a copy of the GNU Library General Public License + * along with the GNU MP Library; see the file COPYING.LIB. If not, write to + * the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, + * MA 02111-1307, USA. + */ + +#include <sysdep.h> + +/* INPUT PARAMETERS + * res_ptr $4 + * s1_ptr $5 + * size $6 + * s2_limb $7 + */ + +#ifdef PIC + .option pic2 +#endif + .text + .align 4 + .globl __mpn_mul_1 + .ent __mpn_mul_1 +__mpn_mul_1: + .set noreorder +#ifdef PIC + .cpload t9 +#endif + .set nomacro + + # warm up phase 0 + ld $8,0($5) + + # warm up phase 1 + daddiu $5,$5,8 + dmultu $8,$7 + + daddiu $6,$6,-1 + beq $6,$0,$LC0 + move $2,$0 # zero cy2 + + daddiu $6,$6,-1 + beq $6,$0,$LC1 + ld $8,0($5) # load new s1 limb as early as possible + +Loop: mflo $10 + mfhi $9 + daddiu $5,$5,8 + daddu $10,$10,$2 # add old carry limb to low product limb + dmultu $8,$7 + ld $8,0($5) # load new s1 limb as early as possible + daddiu $6,$6,-1 # decrement loop counter + sltu $2,$10,$2 # carry from previous addition -> $2 + sd $10,0($4) + daddiu $4,$4,8 + bne $6,$0,Loop + daddu $2,$9,$2 # add high product limb and carry from addition + + # cool down phase 1 +$LC1: mflo $10 + mfhi $9 + daddu $10,$10,$2 + sltu $2,$10,$2 + dmultu $8,$7 + sd $10,0($4) + daddiu $4,$4,8 + daddu $2,$9,$2 # add high product limb and carry from addition + + # cool down phase 0 +$LC0: mflo $10 + mfhi $9 + daddu $10,$10,$2 + sltu $2,$10,$2 + sd $10,0($4) + j $31 + daddu $2,$9,$2 # add high product limb and carry from addition + + .end __mpn_mul_1 diff --git a/sysdeps/mips/mips64/rshift.S b/sysdeps/mips/mips64/rshift.S new file mode 100644 index 0000000000..bc26f3f360 --- /dev/null +++ b/sysdeps/mips/mips64/rshift.S @@ -0,0 +1,101 @@ +/* MIPS3 __mpn_rshift -- + * + * Copyright (C) 1995 Free Software Foundation, Inc. + * + * This file is part of the GNU MP Library. + * + * The GNU MP Library is free software; you can redistribute it and/or modify + * it under the terms of the GNU Library General Public License as published by + * the Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + * + * The GNU MP Library 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 Library General Public + * License for more details. + * + * You should have received a copy of the GNU Library General Public License + * along with the GNU MP Library; see the file COPYING.LIB. If not, write to + * the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, + * MA 02111-1307, USA. + */ + +#include <sysdep.h> + +/* INPUT PARAMETERS + * res_ptr $4 + * src_ptr $5 + * size $6 + * cnt $7 + */ + +#ifdef PIC + .option pic2 +#endif + .text + .align 2 + .globl __mpn_rshift + .ent __mpn_rshift +__mpn_rshift: + .set noreorder +#ifdef PIC + .cpload t9 +#endif + .set nomacro + + ld $10,0($5) # load first limb + dsubu $13,$0,$7 + daddiu $6,$6,-1 + and $9,$6,4-1 # number of limbs in first loop + beq $9,$0,.L0 # if multiple of 4 limbs, skip first loop + dsll $2,$10,$13 # compute function result + + dsubu $6,$6,$9 + +.Loop0: ld $3,8($5) + daddiu $4,$4,8 + daddiu $5,$5,8 + daddiu $9,$9,-1 + dsrl $11,$10,$7 + dsll $12,$3,$13 + move $10,$3 + or $8,$11,$12 + bne $9,$0,.Loop0 + sd $8,-8($4) + +.L0: beq $6,$0,.Lend + nop + +.Loop: ld $3,8($5) + daddiu $4,$4,32 + daddiu $6,$6,-4 + dsrl $11,$10,$7 + dsll $12,$3,$13 + + ld $10,16($5) + dsrl $14,$3,$7 + or $8,$11,$12 + sd $8,-32($4) + dsll $9,$10,$13 + + ld $3,24($5) + dsrl $11,$10,$7 + or $8,$14,$9 + sd $8,-24($4) + dsll $12,$3,$13 + + ld $10,32($5) + dsrl $14,$3,$7 + or $8,$11,$12 + sd $8,-16($4) + dsll $9,$10,$13 + + daddiu $5,$5,32 + or $8,$14,$9 + bgtz $6,.Loop + sd $8,-8($4) + +.Lend: dsrl $8,$10,$7 + j $31 + sd $8,0($4) + .end __mpn_rshift diff --git a/sysdeps/mips/mips64/setjmp.S b/sysdeps/mips/mips64/setjmp.S new file mode 100644 index 0000000000..74214297b8 --- /dev/null +++ b/sysdeps/mips/mips64/setjmp.S @@ -0,0 +1,35 @@ +/* Copyright (C) 1996, 1997 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. + + The GNU C Library 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <sysdep.h> + +/* The function __sigsetjmp_aux saves all the registers, but it can't + reliably access the stack or frame pointers, so we pass them in as + extra arguments. */ +#ifdef PIC + .option pic2 +#endif +ENTRY (__sigsetjmp) +#ifdef PIC + .cpload t9 +#endif + move a2, sp + move a3, fp + dla t9, __sigsetjmp_aux + nop + jr t9 diff --git a/sysdeps/mips/mips64/setjmp_aux.c b/sysdeps/mips/mips64/setjmp_aux.c new file mode 100644 index 0000000000..19d06e9999 --- /dev/null +++ b/sysdeps/mips/mips64/setjmp_aux.c @@ -0,0 +1,67 @@ +/* Copyright (C) 1996, 1997 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Brendan Kehoe (brendan@zen.org). + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. + + The GNU C Library 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <setjmp.h> + +/* This function is only called via the assembly language routine + __sigsetjmp, which arranges to pass in the stack pointer and the frame + pointer. We do things this way because it's difficult to reliably + access them in C. */ + +int +__sigsetjmp_aux (jmp_buf env, int savemask, int sp, int fp) +{ + /* Store the floating point callee-saved registers... */ + asm volatile ("s.d $f24, %0" : : "m" (env[0].__jmpbuf[0].__fpregs[0])); + asm volatile ("s.d $f25, %0" : : "m" (env[0].__jmpbuf[0].__fpregs[1])); + asm volatile ("s.d $f26, %0" : : "m" (env[0].__jmpbuf[0].__fpregs[2])); + asm volatile ("s.d $f27, %0" : : "m" (env[0].__jmpbuf[0].__fpregs[3])); + asm volatile ("s.d $f28, %0" : : "m" (env[0].__jmpbuf[0].__fpregs[4])); + asm volatile ("s.d $f29, %0" : : "m" (env[0].__jmpbuf[0].__fpregs[5])); + asm volatile ("s.d $f30, %0" : : "m" (env[0].__jmpbuf[0].__fpregs[6])); + asm volatile ("s.d $f31, %0" : : "m" (env[0].__jmpbuf[0].__fpregs[7])); + + /* .. and the PC; */ + asm volatile ("sd $31, %0" : : "m" (env[0].__jmpbuf[0].__pc)); + + /* .. and the stack pointer; */ + env[0].__jmpbuf[0].__sp = sp; + + /* .. and the FP; it'll be in s8. */ + env[0].__jmpbuf[0].__fp = fp; + + /* .. and the GP; */ + asm volatile ("sd $gp, %0" : : "m" (env[0].__jmpbuf[0].__gp)); + + /* .. and the callee-saved registers; */ + asm volatile ("sd $16, %0" : : "m" (env[0].__jmpbuf[0].__regs[0])); + asm volatile ("sd $17, %0" : : "m" (env[0].__jmpbuf[0].__regs[1])); + asm volatile ("sd $18, %0" : : "m" (env[0].__jmpbuf[0].__regs[2])); + asm volatile ("sd $19, %0" : : "m" (env[0].__jmpbuf[0].__regs[3])); + asm volatile ("sd $20, %0" : : "m" (env[0].__jmpbuf[0].__regs[4])); + asm volatile ("sd $21, %0" : : "m" (env[0].__jmpbuf[0].__regs[5])); + asm volatile ("sd $22, %0" : : "m" (env[0].__jmpbuf[0].__regs[6])); + asm volatile ("sd $23, %0" : : "m" (env[0].__jmpbuf[0].__regs[7])); + + /* .. and finally get and reconstruct the floating point csr. */ + asm ("cfc1 %0, $31" : "=r" (env[0].__jmpbuf[0].__fpc_csr)); + + /* Save the signal mask if requested. */ + return __sigjmp_save (env, savemask); +} diff --git a/sysdeps/mips/mips64/sub_n.S b/sysdeps/mips/mips64/sub_n.S new file mode 100644 index 0000000000..bfcba95afa --- /dev/null +++ b/sysdeps/mips/mips64/sub_n.S @@ -0,0 +1,129 @@ +/* MIPS3 __mpn_sub_n -- Subtract two limb vectors of the same length > 0 and + * store difference in a third limb vector. + * + * Copyright (C) 1995 Free Software Foundation, Inc. + * + * This file is part of the GNU MP Library. + * + * The GNU MP Library is free software; you can redistribute it and/or modify + * it under the terms of the GNU Library General Public License as published by + * the Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + * + * The GNU MP Library 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 Library General Public + * License for more details. + * + * You should have received a copy of the GNU Library General Public License + * along with the GNU MP Library; see the file COPYING.LIB. If not, write to + * the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, + * MA 02111-1307, USA. + */ + +#include <sysdep.h> + +/* INPUT PARAMETERS + * res_ptr $4 + * s1_ptr $5 + * s2_ptr $6 + * size $7 + */ + +#ifdef PIC + .option pic2 +#endif + .text + .align 2 + .globl __mpn_sub_n + .ent __mpn_sub_n +__mpn_sub_n: + .set noreorder +#ifdef PIC + .cpload t9 +#endif + .set nomacro + + ld $10,0($5) + ld $11,0($6) + + daddiu $7,$7,-1 + and $9,$7,4-1 # number of limbs in first loop + beq $9,$0,.L0 # if multiple of 4 limbs, skip first loop + move $2,$0 + + dsubu $7,$7,$9 + +.Loop0: daddiu $9,$9,-1 + ld $12,8($5) + daddu $11,$11,$2 + ld $13,8($6) + sltu $8,$11,$2 + dsubu $11,$10,$11 + sltu $2,$10,$11 + sd $11,0($4) + or $2,$2,$8 + + daddiu $5,$5,8 + daddiu $6,$6,8 + move $10,$12 + move $11,$13 + bne $9,$0,.Loop0 + daddiu $4,$4,8 + +.L0: beq $7,$0,.Lend + nop + +.Loop: daddiu $7,$7,-4 + + ld $12,8($5) + daddu $11,$11,$2 + ld $13,8($6) + sltu $8,$11,$2 + dsubu $11,$10,$11 + sltu $2,$10,$11 + sd $11,0($4) + or $2,$2,$8 + + ld $10,16($5) + daddu $13,$13,$2 + ld $11,16($6) + sltu $8,$13,$2 + dsubu $13,$12,$13 + sltu $2,$12,$13 + sd $13,8($4) + or $2,$2,$8 + + ld $12,24($5) + daddu $11,$11,$2 + ld $13,24($6) + sltu $8,$11,$2 + dsubu $11,$10,$11 + sltu $2,$10,$11 + sd $11,16($4) + or $2,$2,$8 + + ld $10,32($5) + daddu $13,$13,$2 + ld $11,32($6) + sltu $8,$13,$2 + dsubu $13,$12,$13 + sltu $2,$12,$13 + sd $13,24($4) + or $2,$2,$8 + + daddiu $5,$5,32 + daddiu $6,$6,32 + + bne $7,$0,.Loop + daddiu $4,$4,32 + +.Lend: daddu $11,$11,$2 + sltu $8,$11,$2 + dsubu $11,$10,$11 + sltu $2,$10,$11 + sd $11,0($4) + j $31 + or $2,$2,$8 + + .end __mpn_sub_n diff --git a/sysdeps/mips/mips64/submul_1.S b/sysdeps/mips/mips64/submul_1.S new file mode 100644 index 0000000000..66e634e102 --- /dev/null +++ b/sysdeps/mips/mips64/submul_1.S @@ -0,0 +1,106 @@ +/* MIPS3 __mpn_submul_1 -- Multiply a limb vector with a single limb and + * subtract the product from a second limb vector. + * + * Copyright (C) 1992, 1994, 1995 Free Software Foundation, Inc. + * + * This file is part of the GNU MP Library. + * + * The GNU MP Library is free software; you can redistribute it and/or modify + * it under the terms of the GNU Library General Public License as published by + * the Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + * + * The GNU MP Library 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 Library General Public + * License for more details. + * + * You should have received a copy of the GNU Library General Public License + * along with the GNU MP Library; see the file COPYING.LIB. If not, write to + * the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, + * MA 02111-1307, USA. + */ + +#include <sysdep.h> + +/* INPUT PARAMETERS + * res_ptr $4 + * s1_ptr $5 + * size $6 + * s2_limb $7 + */ + +#ifdef PIC + .option pic2 +#endif + .text + .align 4 + .globl __mpn_submul_1 + .ent __mpn_submul_1 +__mpn_submul_1: + .set noreorder +#ifdef PIC + .cpload t9 +#endif + .set nomacro + + # warm up phase 0 + ld $8,0($5) + + # warm up phase 1 + daddiu $5,$5,8 + dmultu $8,$7 + + daddiu $6,$6,-1 + beq $6,$0,$LC0 + move $2,$0 # zero cy2 + + daddiu $6,$6,-1 + beq $6,$0,$LC1 + ld $8,0($5) # load new s1 limb as early as possible + +Loop: ld $10,0($4) + mflo $3 + mfhi $9 + daddiu $5,$5,8 + daddu $3,$3,$2 # add old carry limb to low product limb + dmultu $8,$7 + ld $8,0($5) # load new s1 limb as early as possible + daddiu $6,$6,-1 # decrement loop counter + sltu $2,$3,$2 # carry from previous addition -> $2 + dsubu $3,$10,$3 + sgtu $10,$3,$10 + daddu $2,$2,$10 + sd $3,0($4) + daddiu $4,$4,8 + bne $6,$0,Loop + daddu $2,$9,$2 # add high product limb and carry from addition + + # cool down phase 1 +$LC1: ld $10,0($4) + mflo $3 + mfhi $9 + daddu $3,$3,$2 + sltu $2,$3,$2 + dmultu $8,$7 + dsubu $3,$10,$3 + sgtu $10,$3,$10 + daddu $2,$2,$10 + sd $3,0($4) + daddiu $4,$4,8 + daddu $2,$9,$2 # add high product limb and carry from addition + + # cool down phase 0 +$LC0: ld $10,0($4) + mflo $3 + mfhi $9 + daddu $3,$3,$2 + sltu $2,$3,$2 + dsubu $3,$10,$3 + sgtu $10,$3,$10 + daddu $2,$2,$10 + sd $3,0($4) + j $31 + daddu $2,$9,$2 # add high product limb and carry from addition + + .end __mpn_submul_1 |