diff options
Diffstat (limited to 'sysdeps/mips/mips64/mul_1.S')
| -rw-r--r-- | sysdeps/mips/mips64/mul_1.S | 120 |
1 files changed, 0 insertions, 120 deletions
diff --git a/sysdeps/mips/mips64/mul_1.S b/sysdeps/mips/mips64/mul_1.S deleted file mode 100644 index 9ceb683d08..0000000000 --- a/sysdeps/mips/mips64/mul_1.S +++ /dev/null @@ -1,120 +0,0 @@ -/* MIPS3 __mpn_mul_1 -- Multiply a limb vector with a single limb and - * store the product in a second limb vector. - * - * Copyright (C) 1992-2017 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 Lesser General Public License as published by - * the Free Software Foundation; either version 2.1 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 Lesser General Public - * License for more details. - * - * You should have received a copy of the GNU Lesser General Public License - * along with the GNU MP Library. If not, see - * <http://www.gnu.org/licenses/>. - */ - -#include <sysdep.h> -#include <sys/asm.h> - -/* INPUT PARAMETERS - * res_ptr $4 - * s1_ptr $5 - * size $6 - * s2_limb $7 - */ - -#ifdef __PIC__ - .option pic2 -#endif -ENTRY (__mpn_mul_1) -#ifdef __PIC__ - SETUP_GP /* ??? unused */ -#endif - .set noreorder - .set nomacro - - # warm up phase 0 - ld $8,0($5) - - # warm up phase 1 - daddiu $5,$5,8 -#if __mips_isa_rev < 6 - dmultu $8,$7 -#else - dmulu $11,$8,$7 - dmuhu $12,$8,$7 -#endif - - daddiu $6,$6,-1 - beq $6,$0,L(LC0) - move $2,$0 # zero cy2 - - daddiu $6,$6,-1 - beq $6,$0,L(LC1) - ld $8,0($5) # load new s1 limb as early as possible - -#if __mips_isa_rev < 6 -L(Loop): mflo $10 - mfhi $9 -#else -L(Loop): move $10,$11 - move $9,$12 -#endif - daddiu $5,$5,8 - daddu $10,$10,$2 # add old carry limb to low product limb -#if __mips_isa_rev < 6 - dmultu $8,$7 -#else - dmulu $11,$8,$7 - dmuhu $12,$8,$7 -#endif - 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,L(Loop) - daddu $2,$9,$2 # add high product limb and carry from addition - - # cool down phase 1 -#if __mips_isa_rev < 6 -L(LC1): mflo $10 - mfhi $9 -#else -L(LC1): move $10,$11 - move $9,$12 -#endif - daddu $10,$10,$2 - sltu $2,$10,$2 -#if __mips_isa_rev < 6 - dmultu $8,$7 -#else - dmulu $11,$8,$7 - dmuhu $12,$8,$7 -#endif - sd $10,0($4) - daddiu $4,$4,8 - daddu $2,$9,$2 # add high product limb and carry from addition - - # cool down phase 0 -#if __mips_isa_rev < 6 -L(LC0): mflo $10 - mfhi $9 -#else -L(LC0): move $10,$11 - move $9,$12 -#endif - 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) |