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authorRoland McGrath <roland@gnu.org>1996-03-01 18:45:35 +0000
committerRoland McGrath <roland@gnu.org>1996-03-01 18:45:35 +0000
commit6b628d3634559ddd84148ed860a0e1e967b5d59c (patch)
tree59e9370cd3fdf04ebe25ce605465f9057e24e081 /sysdeps/m88k/m88110
parentbc47d7a85be6334801853aaee489c875646ecb00 (diff)
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* stdlib/Makefile (mpn-stuff): New target.
(copy-mpn): Use it. * Code copied from GMP updated to 1.937 version. * stdlib/strtod.c (HAVE_ALLOCA): Define this for gmp headers.
Diffstat (limited to 'sysdeps/m88k/m88110')
-rw-r--r--sysdeps/m88k/m88110/add_n.S199
-rw-r--r--sysdeps/m88k/m88110/addmul_1.s60
-rw-r--r--sysdeps/m88k/m88110/mul_1.s28
-rw-r--r--sysdeps/m88k/m88110/sub_n.S275
4 files changed, 535 insertions, 27 deletions
diff --git a/sysdeps/m88k/m88110/add_n.S b/sysdeps/m88k/m88110/add_n.S
new file mode 100644
index 0000000..ab20630
--- /dev/null
+++ b/sysdeps/m88k/m88110/add_n.S
@@ -0,0 +1,199 @@
+; mc88110 __mpn_add_n -- Add two limb vectors of the same length > 0 and store
+; sum in a third limb vector.
+
+; Copyright (C) 1995, 1996 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., 675 Mass Ave, Cambridge, MA 02139, USA.
+
+
+; INPUT PARAMETERS
+#define res_ptr r2
+#define s1_ptr r3
+#define s2_ptr r4
+#define size r5
+
+#include "sysdep.h"
+
+ text
+ align 16
+ global C_SYMBOL_NAME(__mpn_add_n)
+C_SYMBOL_NAME(__mpn_add_n):
+ addu.co r0,r0,r0 ; clear cy flag
+ xor r12,s2_ptr,res_ptr
+ bb1 2,r12,L1
+; ** V1a **
+L0: bb0 2,res_ptr,L_v1 ; branch if res_ptr is aligned?
+/* Add least significant limb separately to align res_ptr and s2_ptr */
+ ld r10,s1_ptr,0
+ addu s1_ptr,s1_ptr,4
+ ld r8,s2_ptr,0
+ addu s2_ptr,s2_ptr,4
+ subu size,size,1
+ addu.co r6,r10,r8
+ st r6,res_ptr,0
+ addu res_ptr,res_ptr,4
+L_v1: cmp r12,size,2
+ bb1 lt,r12,Lend2
+
+ ld r10,s1_ptr,0
+ ld r12,s1_ptr,4
+ ld.d r8,s2_ptr,0
+ subu size,size,10
+ bcnd lt0,size,Lfin1
+/* Add blocks of 8 limbs until less than 8 limbs remain */
+ align 8
+Loop1: subu size,size,8
+ addu.cio r6,r10,r8
+ ld r10,s1_ptr,8
+ addu.cio r7,r12,r9
+ ld r12,s1_ptr,12
+ ld.d r8,s2_ptr,8
+ st.d r6,res_ptr,0
+ addu.cio r6,r10,r8
+ ld r10,s1_ptr,16
+ addu.cio r7,r12,r9
+ ld r12,s1_ptr,20
+ ld.d r8,s2_ptr,16
+ st.d r6,res_ptr,8
+ addu.cio r6,r10,r8
+ ld r10,s1_ptr,24
+ addu.cio r7,r12,r9
+ ld r12,s1_ptr,28
+ ld.d r8,s2_ptr,24
+ st.d r6,res_ptr,16
+ addu.cio r6,r10,r8
+ ld r10,s1_ptr,32
+ addu.cio r7,r12,r9
+ ld r12,s1_ptr,36
+ addu s1_ptr,s1_ptr,32
+ ld.d r8,s2_ptr,32
+ addu s2_ptr,s2_ptr,32
+ st.d r6,res_ptr,24
+ addu res_ptr,res_ptr,32
+ bcnd ge0,size,Loop1
+
+Lfin1: addu size,size,8-2
+ bcnd lt0,size,Lend1
+/* Add blocks of 2 limbs until less than 2 limbs remain */
+Loope1: addu.cio r6,r10,r8
+ ld r10,s1_ptr,8
+ addu.cio r7,r12,r9
+ ld r12,s1_ptr,12
+ ld.d r8,s2_ptr,8
+ st.d r6,res_ptr,0
+ subu size,size,2
+ addu s1_ptr,s1_ptr,8
+ addu s2_ptr,s2_ptr,8
+ addu res_ptr,res_ptr,8
+ bcnd ge0,size,Loope1
+Lend1: addu.cio r6,r10,r8
+ addu.cio r7,r12,r9
+ st.d r6,res_ptr,0
+
+ bb0 0,size,Lret1
+/* Add last limb */
+ ld r10,s1_ptr,8
+ ld r8,s2_ptr,8
+ addu.cio r6,r10,r8
+ st r6,res_ptr,8
+
+Lret1: jmp.n r1
+ addu.ci r2,r0,r0 ; return carry-out from most sign. limb
+
+L1: xor r12,s1_ptr,res_ptr
+ bb1 2,r12,L2
+; ** V1b **
+ or r12,r0,s2_ptr
+ or s2_ptr,r0,s1_ptr
+ or s1_ptr,r0,r12
+ br L0
+
+; ** V2 **
+/* If we come here, the alignment of s1_ptr and res_ptr as well as the
+ alignment of s2_ptr and res_ptr differ. Since there are only two ways
+ things can be aligned (that we care about) we now know that the alignment
+ of s1_ptr and s2_ptr are the same. */
+
+L2: cmp r12,size,1
+ bb1 eq,r12,Ljone
+ bb0 2,s1_ptr,L_v2 ; branch if s1_ptr is aligned
+/* Add least significant limb separately to align res_ptr and s2_ptr */
+ ld r10,s1_ptr,0
+ addu s1_ptr,s1_ptr,4
+ ld r8,s2_ptr,0
+ addu s2_ptr,s2_ptr,4
+ subu size,size,1
+ addu.co r6,r10,r8
+ st r6,res_ptr,0
+ addu res_ptr,res_ptr,4
+
+L_v2: subu size,size,8
+ bcnd lt0,size,Lfin2
+/* Add blocks of 8 limbs until less than 8 limbs remain */
+ align 8
+Loop2: subu size,size,8
+ ld.d r8,s1_ptr,0
+ ld.d r6,s2_ptr,0
+ addu.cio r8,r8,r6
+ st r8,res_ptr,0
+ addu.cio r9,r9,r7
+ st r9,res_ptr,4
+ ld.d r8,s1_ptr,8
+ ld.d r6,s2_ptr,8
+ addu.cio r8,r8,r6
+ st r8,res_ptr,8
+ addu.cio r9,r9,r7
+ st r9,res_ptr,12
+ ld.d r8,s1_ptr,16
+ ld.d r6,s2_ptr,16
+ addu.cio r8,r8,r6
+ st r8,res_ptr,16
+ addu.cio r9,r9,r7
+ st r9,res_ptr,20
+ ld.d r8,s1_ptr,24
+ ld.d r6,s2_ptr,24
+ addu.cio r8,r8,r6
+ st r8,res_ptr,24
+ addu.cio r9,r9,r7
+ st r9,res_ptr,28
+ addu s1_ptr,s1_ptr,32
+ addu s2_ptr,s2_ptr,32
+ addu res_ptr,res_ptr,32
+ bcnd ge0,size,Loop2
+
+Lfin2: addu size,size,8-2
+ bcnd lt0,size,Lend2
+Loope2: ld.d r8,s1_ptr,0
+ ld.d r6,s2_ptr,0
+ addu.cio r8,r8,r6
+ st r8,res_ptr,0
+ addu.cio r9,r9,r7
+ st r9,res_ptr,4
+ subu size,size,2
+ addu s1_ptr,s1_ptr,8
+ addu s2_ptr,s2_ptr,8
+ addu res_ptr,res_ptr,8
+ bcnd ge0,size,Loope2
+Lend2: bb0 0,size,Lret2
+/* Add last limb */
+Ljone: ld r10,s1_ptr,0
+ ld r8,s2_ptr,0
+ addu.cio r6,r10,r8
+ st r6,res_ptr,0
+
+Lret2: jmp.n r1
+ addu.ci r2,r0,r0 ; return carry-out from most sign. limb
diff --git a/sysdeps/m88k/m88110/addmul_1.s b/sysdeps/m88k/m88110/addmul_1.s
new file mode 100644
index 0000000..1a4dfa1
--- /dev/null
+++ b/sysdeps/m88k/m88110/addmul_1.s
@@ -0,0 +1,60 @@
+; mc88110 __mpn_addmul_1 -- Multiply a limb vector with a single limb and
+; store the product in a second limb vector.
+
+; Copyright (C) 1996 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., 675 Mass Ave, Cambridge, MA 02139, USA.
+
+
+; INPUT PARAMETERS
+; res_ptr r2
+; s1_ptr r3
+; size r4
+; s2_limb r5
+
+ text
+ align 16
+ global ___mpn_addmul_1
+___mpn_addmul_1:
+ lda r3,r3[r4]
+ lda r8,r2[r4] ; RES_PTR in r8 since r2 is retval
+ subu r4,r0,r4
+ addu.co r2,r0,r0 ; r2 = cy = 0
+
+ ld r6,r3[r4]
+ addu r4,r4,1
+ subu r8,r8,4
+ bcnd.n eq0,r4,Lend
+ mulu.d r10,r6,r5
+
+Loop: ld r7,r8[r4]
+ ld r6,r3[r4]
+ addu.cio r9,r11,r2
+ addu.ci r2,r10,r0
+ addu.co r9,r9,r7
+ st r9,r8[r4]
+ addu r4,r4,1
+ mulu.d r10,r6,r5
+ bcnd ne0,r4,Loop
+
+Lend: ld r7,r8,0
+ addu.cio r9,r11,r2
+ addu.ci r2,r10,r0
+ addu.co r9,r9,r7
+ st r9,r8,0
+ jmp.n r1
+ addu.ci r2,r2,r0
diff --git a/sysdeps/m88k/m88110/mul_1.s b/sysdeps/m88k/m88110/mul_1.s
index 08c3ca0..b1352ce 100644
--- a/sysdeps/m88k/m88110/mul_1.s
+++ b/sysdeps/m88k/m88110/mul_1.s
@@ -1,7 +1,7 @@
; mc88110 __mpn_mul_1 -- Multiply a limb vector with a single limb and
; store the product in a second limb vector.
-; Copyright (C) 1992, 1994 Free Software Foundation, Inc.
+; Copyright (C) 1992, 1994, 1995 Free Software Foundation, Inc.
; This file is part of the GNU MP Library.
@@ -56,29 +56,3 @@ Lend: addu.cio r9,r11,r2
st r9,r8,4
jmp.n r1
addu.ci r2,r10,r0
-
-; This is the Right Way to do this on '110. 4 cycles / 64-bit limb.
-; ld.d r10,
-; mulu.d
-; addu.cio
-; addu.cio
-; st.d
-; mulu.d ,r11,r5
-; ld.d r12,
-; mulu.d ,r10,r5
-; addu.cio
-; addu.cio
-; st.d
-; mulu.d
-; ld.d r10,
-; mulu.d
-; addu.cio
-; addu.cio
-; st.d
-; mulu.d
-; ld.d r10,
-; mulu.d
-; addu.cio
-; addu.cio
-; st.d
-; mulu.d
diff --git a/sysdeps/m88k/m88110/sub_n.S b/sysdeps/m88k/m88110/sub_n.S
new file mode 100644
index 0000000..74ee0ae
--- /dev/null
+++ b/sysdeps/m88k/m88110/sub_n.S
@@ -0,0 +1,275 @@
+; mc88110 __mpn_sub_n -- Subtract two limb vectors of the same length > 0 and
+; store difference in a third limb vector.
+
+; Copyright (C) 1995, 1996 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., 675 Mass Ave, Cambridge, MA 02139, USA.
+
+
+; INPUT PARAMETERS
+#define res_ptr r2
+#define s1_ptr r3
+#define s2_ptr r4
+#define size r5
+
+#include "sysdep.h"
+
+ text
+ align 16
+ global C_SYMBOL_NAME(__mpn_sub_n)
+C_SYMBOL_NAME(__mpn_sub_n):
+ subu.co r0,r0,r0 ; set cy flag
+ xor r12,s2_ptr,res_ptr
+ bb1 2,r12,L1
+; ** V1a **
+L0: bb0 2,res_ptr,L_v1 ; branch if res_ptr is aligned
+/* Add least significant limb separately to align res_ptr and s2_ptr */
+ ld r10,s1_ptr,0
+ addu s1_ptr,s1_ptr,4
+ ld r8,s2_ptr,0
+ addu s2_ptr,s2_ptr,4
+ subu size,size,1
+ subu.co r6,r10,r8
+ st r6,res_ptr,0
+ addu res_ptr,res_ptr,4
+L_v1: cmp r12,size,2
+ bb1 lt,r12,Lend2
+
+ ld r10,s1_ptr,0
+ ld r12,s1_ptr,4
+ ld.d r8,s2_ptr,0
+ subu size,size,10
+ bcnd lt0,size,Lfin1
+/* Add blocks of 8 limbs until less than 8 limbs remain */
+ align 8
+Loop1: subu size,size,8
+ subu.cio r6,r10,r8
+ ld r10,s1_ptr,8
+ subu.cio r7,r12,r9
+ ld r12,s1_ptr,12
+ ld.d r8,s2_ptr,8
+ st.d r6,res_ptr,0
+ subu.cio r6,r10,r8
+ ld r10,s1_ptr,16
+ subu.cio r7,r12,r9
+ ld r12,s1_ptr,20
+ ld.d r8,s2_ptr,16
+ st.d r6,res_ptr,8
+ subu.cio r6,r10,r8
+ ld r10,s1_ptr,24
+ subu.cio r7,r12,r9
+ ld r12,s1_ptr,28
+ ld.d r8,s2_ptr,24
+ st.d r6,res_ptr,16
+ subu.cio r6,r10,r8
+ ld r10,s1_ptr,32
+ subu.cio r7,r12,r9
+ ld r12,s1_ptr,36
+ addu s1_ptr,s1_ptr,32
+ ld.d r8,s2_ptr,32
+ addu s2_ptr,s2_ptr,32
+ st.d r6,res_ptr,24
+ addu res_ptr,res_ptr,32
+ bcnd ge0,size,Loop1
+
+Lfin1: addu size,size,8-2
+ bcnd lt0,size,Lend1
+/* Add blocks of 2 limbs until less than 2 limbs remain */
+Loope1: subu.cio r6,r10,r8
+ ld r10,s1_ptr,8
+ subu.cio r7,r12,r9
+ ld r12,s1_ptr,12
+ ld.d r8,s2_ptr,8
+ st.d r6,res_ptr,0
+ subu size,size,2
+ addu s1_ptr,s1_ptr,8
+ addu s2_ptr,s2_ptr,8
+ addu res_ptr,res_ptr,8
+ bcnd ge0,size,Loope1
+Lend1: subu.cio r6,r10,r8
+ subu.cio r7,r12,r9
+ st.d r6,res_ptr,0
+
+ bb0 0,size,Lret1
+/* Add last limb */
+ ld r10,s1_ptr,8
+ ld r8,s2_ptr,8
+ subu.cio r6,r10,r8
+ st r6,res_ptr,8
+
+Lret1: addu.ci r2,r0,r0 ; return carry-out from most sign. limb
+ jmp.n r1
+ xor r2,r2,1
+
+L1: xor r12,s1_ptr,res_ptr
+ bb1 2,r12,L2
+; ** V1b **
+ bb0 2,res_ptr,L_v1b ; branch if res_ptr is aligned
+/* Add least significant limb separately to align res_ptr and s1_ptr */
+ ld r10,s2_ptr,0
+ addu s2_ptr,s2_ptr,4
+ ld r8,s1_ptr,0
+ addu s1_ptr,s1_ptr,4
+ subu size,size,1
+ subu.co r6,r8,r10
+ st r6,res_ptr,0
+ addu res_ptr,res_ptr,4
+L_v1b: cmp r12,size,2
+ bb1 lt,r12,Lend2
+
+ ld r10,s2_ptr,0
+ ld r12,s2_ptr,4
+ ld.d r8,s1_ptr,0
+ subu size,size,10
+ bcnd lt0,size,Lfin1b
+/* Add blocks of 8 limbs until less than 8 limbs remain */
+ align 8
+Loop1b: subu size,size,8
+ subu.cio r6,r8,r10
+ ld r10,s2_ptr,8
+ subu.cio r7,r9,r12
+ ld r12,s2_ptr,12
+ ld.d r8,s1_ptr,8
+ st.d r6,res_ptr,0
+ subu.cio r6,r8,r10
+ ld r10,s2_ptr,16
+ subu.cio r7,r9,r12
+ ld r12,s2_ptr,20
+ ld.d r8,s1_ptr,16
+ st.d r6,res_ptr,8
+ subu.cio r6,r8,r10
+ ld r10,s2_ptr,24
+ subu.cio r7,r9,r12
+ ld r12,s2_ptr,28
+ ld.d r8,s1_ptr,24
+ st.d r6,res_ptr,16
+ subu.cio r6,r8,r10
+ ld r10,s2_ptr,32
+ subu.cio r7,r9,r12
+ ld r12,s2_ptr,36
+ addu s2_ptr,s2_ptr,32
+ ld.d r8,s1_ptr,32
+ addu s1_ptr,s1_ptr,32
+ st.d r6,res_ptr,24
+ addu res_ptr,res_ptr,32
+ bcnd ge0,size,Loop1b
+
+Lfin1b: addu size,size,8-2
+ bcnd lt0,size,Lend1b
+/* Add blocks of 2 limbs until less than 2 limbs remain */
+Loope1b:subu.cio r6,r8,r10
+ ld r10,s2_ptr,8
+ subu.cio r7,r9,r12
+ ld r12,s2_ptr,12
+ ld.d r8,s1_ptr,8
+ st.d r6,res_ptr,0
+ subu size,size,2
+ addu s1_ptr,s1_ptr,8
+ addu s2_ptr,s2_ptr,8
+ addu res_ptr,res_ptr,8
+ bcnd ge0,size,Loope1b
+Lend1b: subu.cio r6,r8,r10
+ subu.cio r7,r9,r12
+ st.d r6,res_ptr,0
+
+ bb0 0,size,Lret1b
+/* Add last limb */
+ ld r10,s2_ptr,8
+ ld r8,s1_ptr,8
+ subu.cio r6,r8,r10
+ st r6,res_ptr,8
+
+Lret1b: addu.ci r2,r0,r0 ; return carry-out from most sign. limb
+ jmp.n r1
+ xor r2,r2,1
+
+; ** V2 **
+/* If we come here, the alignment of s1_ptr and res_ptr as well as the
+ alignment of s2_ptr and res_ptr differ. Since there are only two ways
+ things can be aligned (that we care about) we now know that the alignment
+ of s1_ptr and s2_ptr are the same. */
+
+L2: cmp r12,size,1
+ bb1 eq,r12,Ljone
+ bb0 2,s1_ptr,L_v2 ; branch if s1_ptr is aligned
+/* Add least significant limb separately to align res_ptr and s2_ptr */
+ ld r10,s1_ptr,0
+ addu s1_ptr,s1_ptr,4
+ ld r8,s2_ptr,0
+ addu s2_ptr,s2_ptr,4
+ subu size,size,1
+ subu.co r6,r10,r8
+ st r6,res_ptr,0
+ addu res_ptr,res_ptr,4
+
+L_v2: subu size,size,8
+ bcnd lt0,size,Lfin2
+/* Add blocks of 8 limbs until less than 8 limbs remain */
+ align 8
+Loop2: subu size,size,8
+ ld.d r8,s1_ptr,0
+ ld.d r6,s2_ptr,0
+ subu.cio r8,r8,r6
+ st r8,res_ptr,0
+ subu.cio r9,r9,r7
+ st r9,res_ptr,4
+ ld.d r8,s1_ptr,8
+ ld.d r6,s2_ptr,8
+ subu.cio r8,r8,r6
+ st r8,res_ptr,8
+ subu.cio r9,r9,r7
+ st r9,res_ptr,12
+ ld.d r8,s1_ptr,16
+ ld.d r6,s2_ptr,16
+ subu.cio r8,r8,r6
+ st r8,res_ptr,16
+ subu.cio r9,r9,r7
+ st r9,res_ptr,20
+ ld.d r8,s1_ptr,24
+ ld.d r6,s2_ptr,24
+ subu.cio r8,r8,r6
+ st r8,res_ptr,24
+ subu.cio r9,r9,r7
+ st r9,res_ptr,28
+ addu s1_ptr,s1_ptr,32
+ addu s2_ptr,s2_ptr,32
+ addu res_ptr,res_ptr,32
+ bcnd ge0,size,Loop2
+
+Lfin2: addu size,size,8-2
+ bcnd lt0,size,Lend2
+Loope2: ld.d r8,s1_ptr,0
+ ld.d r6,s2_ptr,0
+ subu.cio r8,r8,r6
+ st r8,res_ptr,0
+ subu.cio r9,r9,r7
+ st r9,res_ptr,4
+ subu size,size,2
+ addu s1_ptr,s1_ptr,8
+ addu s2_ptr,s2_ptr,8
+ addu res_ptr,res_ptr,8
+ bcnd ge0,size,Loope2
+Lend2: bb0 0,size,Lret2
+/* Add last limb */
+Ljone: ld r10,s1_ptr,0
+ ld r8,s2_ptr,0
+ subu.cio r6,r10,r8
+ st r6,res_ptr,0
+
+Lret2: addu.ci r2,r0,r0 ; return carry-out from most sign. limb
+ jmp.n r1
+ xor r2,r2,1