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Unified Diff: gcc/gmp/mpn/powerpc64/mode32/sub_n.asm

Issue 3050029: [gcc] GCC 4.5.0=>4.5.1 (Closed) Base URL: ssh://git@gitrw.chromium.org:9222/nacl-toolchain.git
Patch Set: Created 10 years, 5 months ago
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Index: gcc/gmp/mpn/powerpc64/mode32/sub_n.asm
diff --git a/gcc/gmp/mpn/powerpc64/mode32/sub_n.asm b/gcc/gmp/mpn/powerpc64/mode32/sub_n.asm
deleted file mode 100644
index 5bcc4a47b504715f2ca76a65cc2e3ab00ba7679b..0000000000000000000000000000000000000000
--- a/gcc/gmp/mpn/powerpc64/mode32/sub_n.asm
+++ /dev/null
@@ -1,77 +0,0 @@
-dnl PowerPC-64/mode32 mpn_sub_n -- Subtract two limb vectors of the same
-dnl length and store difference in a third limb vector.
-
-dnl Copyright 1999, 2000, 2001, 2003, 2005 Free Software Foundation, Inc.
-
-dnl This file is part of the GNU MP Library.
-
-dnl The GNU MP Library is free software; you can redistribute it and/or modify
-dnl it under the terms of the GNU Lesser General Public License as published
-dnl by the Free Software Foundation; either version 3 of the License, or (at
-dnl your option) any later version.
-
-dnl The GNU MP Library is distributed in the hope that it will be useful, but
-dnl WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
-dnl or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
-dnl License for more details.
-
-dnl You should have received a copy of the GNU Lesser General Public License
-dnl along with the GNU MP Library. If not, see http://www.gnu.org/licenses/.
-
-include(`../config.m4')
-
-C cycles/limb
-C POWER3/PPC630: ?
-C POWER4/PPC970: 4.25
-
-C INPUT PARAMETERS
-C rp r3
-C up r4
-C vp r5
-C n r6
-
-ASM_START()
-PROLOGUE(mpn_sub_n)
- mtctr r6 C copy size into CTR
- addic r0, r6, -1 C set cy
- ld r8, 0(r4) C load least significant s1 limb
- ld r0, 0(r5) C load least significant s2 limb
- addi r3, r3, -8 C offset res_ptr, it's updated before it's used
- bdz L(end) C If done, skip loop
-
-L(oop): ld r9, 8(r4) C load s1 limb
- ld r10, 8(r5) C load s2 limb
- subfe r7, r0, r8 C subtract limbs with cy, set cy
- srdi r6, r0, 32
- srdi r11, r8, 32
- subfe r6, r6, r11
- std r7, 8(r3) C store result limb
- bdz L(exit) C decrement CTR and exit if done
- ldu r8, 16(r4) C load s1 limb and update s1_ptr
- ldu r0, 16(r5) C load s2 limb and update s2_ptr
- subfe r7, r10, r9 C subtract limbs with cy, set cy
- srdi r6, r10, 32
- srdi r11, r9, 32
- subfe r6, r6, r11
- stdu r7, 16(r3) C store result limb and update res_ptr
- bdnz L(oop) C decrement CTR and loop back
-
-L(end): subfe r7, r0, r8
- srdi r6, r0, 32
- srdi r11, r8, 32
- subfe r6, r6, r11
- std r7, 8(r3) C store ultimate result limb
- subfe r3, r0, r0 C load !cy into ...
- subfic r4, r3, 0 C ... return value register
- li r3, 0 C zero extend return value
- blr
-L(exit): subfe r7, r10, r9
- srdi r6, r10, 32
- srdi r11, r9, 32
- subfe r6, r6, r11
- std r7, 16(r3)
- subfe r3, r0, r0 C load !cy into ...
- subfic r4, r3, 0 C ... return value register
- li r3, 0 C zero extend return value
- blr
-EPILOGUE()
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