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-rw-r--r--mpi/mips3/mpih-sub1.S123
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diff --git a/mpi/mips3/mpih-sub1.S b/mpi/mips3/mpih-sub1.S
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--- a/mpi/mips3/mpih-sub1.S
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-/* mips3 sub_n -- Subtract two limb vectors of the same length > 0 and
- * store difference in a third limb vector.
- * Copyright (C) 1995, 1998 Free Software Foundation, Inc.
- *
- * This file is part of GNUPG.
- *
- * GNUPG 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.
- *
- * GNUPG 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
- */
-
-
-/*******************
- * mpi_limb_t
- * mpihelp_sub_n( mpi_ptr_t res_ptr, (r4)
- * mpi_ptr_t s1_ptr, (r5)
- * mpi_ptr_t s2_ptr, (r6)
- * mpi_size_t size) (r7)
- */
-
-
- .text
- .align 2
- .globl mpihelp_sub_n
- .ent mpihelp_sub_n
-mpihelp_sub_n:
- .set noreorder
- .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 mpihelp_sub_n
- n