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Unified Diff: gcc/gmp/mpn/cray/ieee/sqr_basecase.c

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/cray/ieee/sqr_basecase.c
diff --git a/gcc/gmp/mpn/cray/ieee/sqr_basecase.c b/gcc/gmp/mpn/cray/ieee/sqr_basecase.c
deleted file mode 100644
index 92a9a0e14f25666c3a9febd324ffae2034f55418..0000000000000000000000000000000000000000
--- a/gcc/gmp/mpn/cray/ieee/sqr_basecase.c
+++ /dev/null
@@ -1,95 +0,0 @@
-/* Cray PVP/IEEE mpn_sqr_basecase.
-
-Copyright 2000, 2001 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 3 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/. */
-
-/* This is just mpn_mul_basecase with trivial modifications. */
-
-#include <intrinsics.h>
-#include "gmp.h"
-#include "gmp-impl.h"
-
-void
-mpn_sqr_basecase (mp_ptr rp,
- mp_srcptr up, mp_size_t un)
-{
- mp_limb_t cy[un + un];
- mp_limb_t ul;
- mp_limb_t a, b, r, s0, s1, c0, c1;
- mp_size_t i, j;
- int more_carries;
-
- for (i = 0; i < un + un; i++)
- {
- rp[i] = 0;
- cy[i] = 0;
- }
-
-#pragma _CRI novector
- for (j = 0; j < un; j++)
- {
- ul = up[j];
-
- a = up[0] * ul;
- r = rp[j];
- s0 = a + r;
- rp[j] = s0;
- c0 = ((a & r) | ((a | r) & ~s0)) >> 63;
- cy[j] += c0;
-
-#pragma _CRI ivdep
- for (i = 1; i < un; i++)
- {
- a = up[i] * ul;
- b = _int_mult_upper (up[i - 1], ul);
- s0 = a + b;
- c0 = ((a & b) | ((a | b) & ~s0)) >> 63;
- r = rp[j + i];
- s1 = s0 + r;
- rp[j + i] = s1;
- c1 = ((s0 & r) | ((s0 | r) & ~s1)) >> 63;
- cy[j + i] += c0 + c1;
- }
- rp[j + un] = _int_mult_upper (up[un - 1], ul);
- }
-
- more_carries = 0;
-#pragma _CRI ivdep
- for (i = 1; i < un + un; i++)
- {
- r = rp[i];
- c0 = cy[i - 1];
- s0 = r + c0;
- rp[i] = s0;
- c0 = (r & ~s0) >> 63;
- more_carries += c0;
- }
- /* If that second loop generated carry, handle that in scalar loop. */
- if (more_carries)
- {
- mp_limb_t cyrec = 0;
- for (i = 1; i < un + un; i++)
- {
- r = rp[i];
- c0 = (r < cy[i - 1]);
- s0 = r + cyrec;
- rp[i] = s0;
- c1 = (r & ~s0) >> 63;
- cyrec = c0 | c1;
- }
- }
-}
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