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libdecnumber: Sync with GCC

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This commit is contained in:
Simon Marchi 2018-06-15 23:07:44 -04:00
parent b0f49e3fd7
commit f57a3bca61
44 changed files with 308 additions and 197 deletions
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50
libdecnumber/ChangeLog
View File

@ -1,3 +1,53 @@
2018-02-19 Martin Liska <mliska@suse.cz>
PR c/81272
* decNumber.c (decCompareOp): Do not use bit and
for conjunction of predicates.
2018-01-03 Jakub Jelinek <jakub@redhat.com>
Update copyright years.
2017-05-29 Sylvestre Ledru <sylvestre@debian.org>
* bid/bid2dpd_dpd2bid.c (_bid_to_dpd32): Fix whitespace.
(_dpd_to_bid32): Simplify identical code on multiple branches.
Fix whitespace.
(_bid_to_dpd64, _dpd_to_bid64): Likewise.
(_bid_to_dpd128, _dpd_to_bid128): Likewise.
2017-04-03 Jonathan Wakely <jwakely@redhat.com>
* decCommon.c (decFloatFromPackedChecked): Fix typo in comment.
* decNumber.c (decNumberPower, decMultiplyOp): Likewise.
2017-01-08 Jakub Jelinek <jakub@redhat.com>
PR bootstrap/79003
* Makefile.in (CFLAGS, CPPFLAGS, LDFLAGS): Remove -fno-lto.
(NOLTO_FLAGS): New variable.
(ALL_CFLAGS): Use it.
* configure.ac (nolto_flags): New ACX_PROG_CC_WARNING_OPTS,
check for whether -fno-lto works.
* configure: Regenerated.
2017-01-06 Martin Liska <mliska@suse.cz>
PR bootstrap/79003
* Makefile.in: Add -fno-lto to {C,CPP,LD}FLAGS.
2017-01-01 Jakub Jelinek <jakub@redhat.com>
Update copyright years.
2016-11-15 Matthias Klose <doko@ubuntu.com>
* configure: Regenerate.
2016-01-04 Jakub Jelinek <jakub@redhat.com>
Update copyright years.
2015-07-14 H.J. Lu <hongjiu.lu@intel.com>
* configure: Regenerated.

22
libdecnumber/ChangeLog.jit Normal file
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@ -0,0 +1,22 @@
2014-09-24 David Malcolm <dmalcolm@redhat.com>
* ChangeLog.jit: Add copyright footer.
2013-10-07 David Malcolm <dmalcolm@redhat.com>
* Makefile.in: Set PICFLAG from configure script; add it to
ALL_CFLAGS.
* configure.ac (--enable-host-shared): Set up PICFLAG rather
than attempting to append -fPIC to CFLAGS, CXXFLAGS, LDFLAGS.
* configure: Regenerate.
2013-10-03 David Malcolm <dmalcolm@redhat.com>
* configure.ac: Add --enable-host-shared.
* configure: Regenerate.
Copyright (C) 2013-2014 Free Software Foundation, Inc.
Copying and distribution of this file, with or without modification,
are permitted in any medium without royalty provided the copyright
notice and this notice are preserved.

6
libdecnumber/Makefile.in
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@ -1,7 +1,7 @@
# @configure_input@
# Makefile for libdecnumber. Run 'configure' to generate Makefile from Makefile.in
# Copyright (C) 2005-2013 Free Software Foundation, Inc.
# Copyright (C) 2005-2018 Free Software Foundation, Inc.
#This file is part of GCC.
@ -44,6 +44,7 @@ PICFLAG = @PICFLAG@
RANLIB = @RANLIB@
SHELL = @SHELL@
objext = @OBJEXT@
NOLTO_FLAGS = @nolto_flags@
datarootdir = @datarootdir@
datadir = @datadir@
@ -58,7 +59,8 @@ enable_decimal_float= @enable_decimal_float@
INCLUDES = -I$(srcdir) -I.
ALL_CFLAGS = $(CFLAGS) $(WARN_CFLAGS) $(INCLUDES) $(CPPFLAGS) $(PICFLAG)
ALL_CFLAGS = $(CFLAGS) $(WARN_CFLAGS) $(NOLTO_FLAGS) $(INCLUDES) $(CPPFLAGS) \
$(PICFLAG)
bid_OBJS = bid2dpd_dpd2bid.$(objext) host-ieee32.$(objext) \
host-ieee64.$(objext) host-ieee128.$(objext)

5
libdecnumber/aclocal.m4 vendored
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@ -1,7 +1,8 @@
# generated automatically by aclocal 1.11.1 -*- Autoconf -*-
# generated automatically by aclocal 1.11.6 -*- Autoconf -*-
# Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004,
# 2005, 2006, 2007, 2008, 2009 Free Software Foundation, Inc.
# 2005, 2006, 2007, 2008, 2009, 2010, 2011 Free Software Foundation,
# Inc.
# This file is free software; the Free Software Foundation
# gives unlimited permission to copy and/or distribute it,
# with or without modifications, as long as this notice is preserved.

2
libdecnumber/bid/bid-dpd.h
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@ -1,4 +1,4 @@
/* Copyright (C) 2007-2013 Free Software Foundation, Inc.
/* Copyright (C) 2007-2018 Free Software Foundation, Inc.
This file is part of GCC.

275
libdecnumber/bid/bid2dpd_dpd2bid.c
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@ -1,4 +1,4 @@
/* Copyright (C) 2007-2013 Free Software Foundation, Inc.
/* Copyright (C) 2007-2018 Free Software Foundation, Inc.
This file is part of GCC.
@ -114,10 +114,10 @@ _bid_to_dpd32 (_Decimal32 *pres, _Decimal32 *px) {
b1 = b01 - 1000 * b0;
dcoeff = b2d[b2] | b2d2[b1];
if (b0 >= 8) { /* is b0 8 or 9? */
res = sign | ((0x600 | ((exp >> 6) << 7) |
res = sign | ((0x600 | ((exp >> 6) << 7) |
((b0 & 1) << 6) | (exp & 0x3f)) << 20) | dcoeff;
} else { /* else b0 is 0..7 */
res = sign | ((((exp >> 6) << 9) | (b0 << 6) |
res = sign | ((((exp >> 6) << 9) | (b0 << 6) |
(exp & 0x3f)) << 20) | dcoeff;
}
*pres = res;
@ -138,29 +138,29 @@ _dpd_to_bid32 (_Decimal32 *pres, _Decimal32 *px) {
if ((x & 0x78000000) == 0x78000000) {
*pres = x;
return;
} else { /* normal number */
if ((x & 0x60000000) == 0x60000000) { /* G0..G1 = 11 -> d0 = 8 + G4 */
d0 = d2b3[((x >> 26) & 1) | 8]; /* d0 = (comb & 0x0100 ? 9 : 8); */
exp = (x >> 27) & 3; /* exp leading bits are G2..G3 */
} else {
d0 = d2b3[(x >> 26) & 0x7];
exp = (x >> 29) & 3; /* exp loading bits are G0..G1 */
}
d1 = d2b2[(trailing >> 10) & 0x3ff];
d2 = d2b[(trailing) & 0x3ff];
bcoeff = d2 + d1 + d0;
exp = (exp << 6) + ((x >> 20) & 0x3f);
if (bcoeff < (1 << 23)) {
r = exp;
r <<= 23;
r |= (bcoeff | sign);
} else {
r = exp;
r <<= 21;
r |= (sign | 0x60000000ul);
/* add coeff, without leading bits */
r |= (((unsigned int) bcoeff) & 0x1fffff);
}
}
/* normal number */
if ((x & 0x60000000) == 0x60000000) { /* G0..G1 = 11 -> d0 = 8 + G4 */
d0 = d2b3[((x >> 26) & 1) | 8]; /* d0 = (comb & 0x0100 ? 9 : 8); */
exp = (x >> 27) & 3; /* exp leading bits are G2..G3 */
} else {
d0 = d2b3[(x >> 26) & 0x7];
exp = (x >> 29) & 3; /* exp loading bits are G0..G1 */
}
d1 = d2b2[(trailing >> 10) & 0x3ff];
d2 = d2b[(trailing) & 0x3ff];
bcoeff = d2 + d1 + d0;
exp = (exp << 6) + ((x >> 20) & 0x3f);
if (bcoeff < (1 << 23)) {
r = exp;
r <<= 23;
r |= (bcoeff | sign);
} else {
r = exp;
r <<= 21;
r |= (sign | 0x60000000ul);
/* add coeff, without leading bits */
r |= (((unsigned int) bcoeff) & 0x1fffff);
}
*pres = r;
}
@ -184,40 +184,40 @@ _bid_to_dpd64 (_Decimal64 *pres, _Decimal64 *px) {
if ((comb & 0xf00) == 0xf00) {
*pres = x;
return;
} else { /* Normal number */
if ((comb & 0xc00) == 0xc00) { /* G0..G1 = 11 -> exp is G2..G11 */
exp = (comb) & 0x3ff;
bcoeff = (x & 0x0007ffffffffffffull) | 0x0020000000000000ull;
} else {
exp = (comb >> 2) & 0x3ff;
bcoeff = (x & 0x001fffffffffffffull);
}
D61 = 2305843009ull; /* Floor(2^61 / 10^9) */
/* Multiply the binary coefficient by ceil(2^64 / 1000), and take the upper
64-bits in order to compute a division by 1000. */
yhi = (D61 * (UINT64)(bcoeff >> (UINT64)27)) >> (UINT64)34;
ylo = bcoeff - 1000000000ull * yhi;
if (ylo >= 1000000000) {
ylo = ylo - 1000000000;
yhi = yhi + 1;
}
d103 = 0x4189374c;
B34 = ((UINT64) ylo * d103) >> (32 + 8);
B01 = ((UINT64) yhi * d103) >> (32 + 8);
b5 = ylo - B34 * 1000;
b2 = yhi - B01 * 1000;
b3 = ((UINT64) B34 * d103) >> (32 + 8);
b0 = ((UINT64) B01 * d103) >> (32 + 8);
b4 = (unsigned int) B34 - (unsigned int) b3 *1000;
b1 = (unsigned int) B01 - (unsigned int) dm103[b0];
dcoeff = b2d[b5] | b2d2[b4] | b2d3[b3] | b2d4[b2] | b2d5[b1];
if (b0 >= 8) /* is b0 8 or 9? */
res = sign | ((0x1800 | ((exp >> 8) << 9) | ((b0 & 1) << 8) |
(exp & 0xff)) << 50) | dcoeff;
else /* else b0 is 0..7 */
res = sign | ((((exp >> 8) << 11) | (b0 << 8) |
(exp & 0xff)) << 50) | dcoeff;
}
/* Normal number */
if ((comb & 0xc00) == 0xc00) { /* G0..G1 = 11 -> exp is G2..G11 */
exp = (comb) & 0x3ff;
bcoeff = (x & 0x0007ffffffffffffull) | 0x0020000000000000ull;
} else {
exp = (comb >> 2) & 0x3ff;
bcoeff = (x & 0x001fffffffffffffull);
}
D61 = 2305843009ull; /* Floor(2^61 / 10^9) */
/* Multiply the binary coefficient by ceil(2^64 / 1000), and take the upper
64-bits in order to compute a division by 1000. */
yhi = (D61 * (UINT64)(bcoeff >> (UINT64)27)) >> (UINT64)34;
ylo = bcoeff - 1000000000ull * yhi;
if (ylo >= 1000000000) {
ylo = ylo - 1000000000;
yhi = yhi + 1;
}
d103 = 0x4189374c;
B34 = ((UINT64) ylo * d103) >> (32 + 8);
B01 = ((UINT64) yhi * d103) >> (32 + 8);
b5 = ylo - B34 * 1000;
b2 = yhi - B01 * 1000;
b3 = ((UINT64) B34 * d103) >> (32 + 8);
b0 = ((UINT64) B01 * d103) >> (32 + 8);
b4 = (unsigned int) B34 - (unsigned int) b3 *1000;
b1 = (unsigned int) B01 - (unsigned int) dm103[b0];
dcoeff = b2d[b5] | b2d2[b4] | b2d3[b3] | b2d4[b2] | b2d5[b1];
if (b0 >= 8) /* is b0 8 or 9? */
res = sign | ((0x1800 | ((exp >> 8) << 9) | ((b0 & 1) << 8) |
(exp & 0xff)) << 50) | dcoeff;
else /* else b0 is 0..7 */
res = sign | ((((exp >> 8) << 11) | (b0 << 8) |
(exp & 0xff)) << 50) | dcoeff;
*pres = res;
}
@ -237,49 +237,41 @@ _dpd_to_bid64 (_Decimal64 *pres, _Decimal64 *px) {
comb = (x & 0x7ffc000000000000ull) >> 50;
trailing = (x & 0x0003ffffffffffffull);
if ((comb & 0x1e00) == 0x1e00) {
if ((comb & 0x1f00) == 0x1f00) { /* G0..G4 = 11111 -> NaN */
if (comb & 0x0100) { /* G5 = 1 -> sNaN */
*pres = x;
} else { /* G5 = 0 -> qNaN */
*pres = x;
}
} else { /*if ((comb & 0x1e00) == 0x1e00); G0..G4 = 11110 -> INF */
*pres = x;
}
*pres = x;
return;
} else { /* normal number */
if ((comb & 0x1800) == 0x1800) { /* G0..G1 = 11 -> d0 = 8 + G4 */
d0 = d2b6[((comb >> 8) & 1) | 8]; /* d0 = (comb & 0x0100 ? 9 : 8); */
exp = (comb & 0x600) >> 1; /* exp = (comb & 0x0400 ? 1 : 0) * 0x200 +
(comb & 0x0200 ? 1 : 0) * 0x100; exp leading bits are G2..G3 */
} else {
d0 = d2b6[(comb >> 8) & 0x7];
exp = (comb & 0x1800) >> 3; /* exp = (comb & 0x1000 ? 1 : 0) * 0x200 +
(comb & 0x0800 ? 1 : 0) * 0x100; exp loading bits are G0..G1 */
}
d1 = d2b5[(trailing >> 40) & 0x3ff];
d2 = d2b4[(trailing >> 30) & 0x3ff];
d3 = d2b3[(trailing >> 20) & 0x3ff];
d4 = d2b2[(trailing >> 10) & 0x3ff];
d5 = d2b[(trailing) & 0x3ff];
bcoeff = (d5 + d4 + d3) + d2 + d1 + d0;
exp += (comb & 0xff);
mask = 1;
mask <<= 53;
if (bcoeff < mask) { /* check whether coefficient fits in 10*5+3 bits */
res = exp;
res <<= 53;
res |= (bcoeff | sign);
*pres = res;
return;
}
/* special format */
res = (exp << 51) | (sign | 0x6000000000000000ull);
/* add coeff, without leading bits */
mask = (mask >> 2) - 1;
bcoeff &= mask;
res |= bcoeff;
}
/* normal number */
if ((comb & 0x1800) == 0x1800) { /* G0..G1 = 11 -> d0 = 8 + G4 */
d0 = d2b6[((comb >> 8) & 1) | 8]; /* d0 = (comb & 0x0100 ? 9 : 8); */
exp = (comb & 0x600) >> 1; /* exp = (comb & 0x0400 ? 1 : 0) * 0x200 +
(comb & 0x0200 ? 1 : 0) * 0x100; exp leading bits are G2..G3 */
} else {
d0 = d2b6[(comb >> 8) & 0x7];
exp = (comb & 0x1800) >> 3; /* exp = (comb & 0x1000 ? 1 : 0) * 0x200 +
(comb & 0x0800 ? 1 : 0) * 0x100; exp loading bits are G0..G1 */
}
d1 = d2b5[(trailing >> 40) & 0x3ff];
d2 = d2b4[(trailing >> 30) & 0x3ff];
d3 = d2b3[(trailing >> 20) & 0x3ff];
d4 = d2b2[(trailing >> 10) & 0x3ff];
d5 = d2b[(trailing) & 0x3ff];
bcoeff = (d5 + d4 + d3) + d2 + d1 + d0;
exp += (comb & 0xff);
mask = 1;
mask <<= 53;
if (bcoeff < mask) { /* check whether coefficient fits in 10*5+3 bits */
res = exp;
res <<= 53;
res |= (bcoeff | sign);
*pres = res;
return;
}
/* special format */
res = (exp << 51) | (sign | 0x6000000000000000ull);
/* add coeff, without leading bits */
mask = (mask >> 2) - 1;
bcoeff &= mask;
res |= bcoeff;
*pres = res;
}
@ -304,15 +296,7 @@ _bid_to_dpd128 (_Decimal128 *pres, _Decimal128 *px) {
comb = (x.w[1] /*& 0x7fffc00000000000ull */ ) >> 46;
exp = 0;
if ((comb & 0x1e000) == 0x1e000) {
if ((comb & 0x1f000) == 0x1f000) { /* G0..G4 = 11111 -> NaN */
if (comb & 0x01000) { /* G5 = 1 -> sNaN */
res = x;
} else { /* G5 = 0 -> qNaN */
res = x;
}
} else { /* G0..G4 = 11110 -> INF */
res = x;
}
res = x;
} else { /* normal number */
exp = ((x.w[1] & 0x7fff000000000000ull) >> 49) & 0x3fff;
bcoeff.w[1] = (x.w[1] & 0x0001ffffffffffffull);
@ -347,16 +331,16 @@ _bid_to_dpd128 (_Decimal128 *pres, _Decimal128 *px) {
BLL32 -= (unsigned int) k9 *1000000;
k10 = ((UINT64) BLL32 * d103) >> (32 + 8);
k11 = BLL32 - (unsigned int) k10 *1000;
dcoeff.w[1] = (b2d[k5] >> 4) | (b2d[k4] << 6) | (b2d[k3] << 16) |
(b2d[k2] << 26) | (b2d[k1] << 36);
dcoeff.w[0] = b2d[k11] | (b2d[k10] << 10) | (b2d[k9] << 20) |
(b2d[k8] << 30) | (b2d[k7] << 40) | (b2d[k6] << 50) | (b2d[k5] << 60);
dcoeff.w[1] = (b2d[k5] >> 4) | (b2d[k4] << 6) | (b2d[k3] << 16) |
(b2d[k2] << 26) | (b2d[k1] << 36);
dcoeff.w[0] = b2d[k11] | (b2d[k10] << 10) | (b2d[k9] << 20) |
(b2d[k8] << 30) | (b2d[k7] << 40) | (b2d[k6] << 50) | (b2d[k5] << 60);
res.w[0] = dcoeff.w[0];
if (k0 >= 8) {
res.w[1] = sign.w[1] | ((0x18000 | ((exp >> 12) << 13) |
res.w[1] = sign.w[1] | ((0x18000 | ((exp >> 12) << 13) |
((k0 & 1) << 12) | (exp & 0xfff)) << 46) | dcoeff.w[1];
} else {
res.w[1] = sign.w[1] | ((((exp >> 12) << 15) | (k0 << 12) |
res.w[1] = sign.w[1] | ((((exp >> 12) << 15) | (k0 << 12) |
(exp & 0xfff)) << 46) | dcoeff.w[1];
}
}
@ -382,42 +366,33 @@ _dpd_to_bid128 (_Decimal128 *pres, _Decimal128 *px) {
trailing.w[1] = x.w[1];
trailing.w[0] = x.w[0];
if ((comb & 0x1e000) == 0x1e000) {
if ((comb & 0x1f000) == 0x1f000) { /* G0..G4 = 11111 -> NaN */
if (comb & 0x01000) { /* G5 = 1 -> sNaN */
*pres = x;
} else { /* G5 = 0 -> qNaN */
*pres = x;
}
} else { /* G0..G4 = 11110 -> INF */
*pres = x;
}
return;
} else { /* Normal number */
if ((comb & 0x18000) == 0x18000) { /* G0..G1 = 11 -> d0 = 8 + G4 */
d0 = d2b6[8 + ((comb & 0x01000) >> 12)];
exp = (comb & 0x06000) >> 1; /* exp leading bits are G2..G3 */
} else {
d0 = d2b6[((comb & 0x07000) >> 12)];
exp = (comb & 0x18000) >> 3; /* exp loading bits are G0..G1 */
}
d11 = d2b[(trailing.w[0]) & 0x3ff];
d10 = d2b2[(trailing.w[0] >> 10) & 0x3ff];
d9 = d2b3[(trailing.w[0] >> 20) & 0x3ff];
d8 = d2b4[(trailing.w[0] >> 30) & 0x3ff];
d7 = d2b5[(trailing.w[0] >> 40) & 0x3ff];
d6 = d2b6[(trailing.w[0] >> 50) & 0x3ff];
d5 = d2b[(trailing.w[0] >> 60) | ((trailing.w[1] & 0x3f) << 4)];
d4 = d2b2[(trailing.w[1] >> 6) & 0x3ff];
d3 = d2b3[(trailing.w[1] >> 16) & 0x3ff];
d2 = d2b4[(trailing.w[1] >> 26) & 0x3ff];
d1 = d2b5[(trailing.w[1] >> 36) & 0x3ff];
tl = d11 + d10 + d9 + d8 + d7 + d6;
th = d5 + d4 + d3 + d2 + d1 + d0;
__mul_64x64_to_128 (bcoeff, th, 1000000000000000000ull);
__add_128_64 (bcoeff, bcoeff, tl);
exp += (comb & 0xfff);
res.w[0] = bcoeff.w[0];
res.w[1] = (exp << 49) | sign.w[1] | bcoeff.w[1];
return;
}
if ((comb & 0x18000) == 0x18000) { /* G0..G1 = 11 -> d0 = 8 + G4 */
d0 = d2b6[8 + ((comb & 0x01000) >> 12)];
exp = (comb & 0x06000) >> 1; /* exp leading bits are G2..G3 */
} else {
d0 = d2b6[((comb & 0x07000) >> 12)];
exp = (comb & 0x18000) >> 3; /* exp loading bits are G0..G1 */
}
d11 = d2b[(trailing.w[0]) & 0x3ff];
d10 = d2b2[(trailing.w[0] >> 10) & 0x3ff];
d9 = d2b3[(trailing.w[0] >> 20) & 0x3ff];
d8 = d2b4[(trailing.w[0] >> 30) & 0x3ff];
d7 = d2b5[(trailing.w[0] >> 40) & 0x3ff];
d6 = d2b6[(trailing.w[0] >> 50) & 0x3ff];
d5 = d2b[(trailing.w[0] >> 60) | ((trailing.w[1] & 0x3f) << 4)];
d4 = d2b2[(trailing.w[1] >> 6) & 0x3ff];
d3 = d2b3[(trailing.w[1] >> 16) & 0x3ff];
d2 = d2b4[(trailing.w[1] >> 26) & 0x3ff];
d1 = d2b5[(trailing.w[1] >> 36) & 0x3ff];
tl = d11 + d10 + d9 + d8 + d7 + d6;
th = d5 + d4 + d3 + d2 + d1 + d0;
__mul_64x64_to_128 (bcoeff, th, 1000000000000000000ull);
__add_128_64 (bcoeff, bcoeff, tl);
exp += (comb & 0xfff);
res.w[0] = bcoeff.w[0];
res.w[1] = (exp << 49) | sign.w[1] | bcoeff.w[1];
*pres = res;
}

2
libdecnumber/bid/bid2dpd_dpd2bid.h
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@ -1,4 +1,4 @@
/* Copyright (C) 2007-2013 Free Software Foundation, Inc.
/* Copyright (C) 2007-2018 Free Software Foundation, Inc.
This file is part of GCC.

2
libdecnumber/bid/decimal128.c
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@ -1,4 +1,4 @@
/* Copyright (C) 2007-2013 Free Software Foundation, Inc.
/* Copyright (C) 2007-2018 Free Software Foundation, Inc.
This file is part of GCC.

2
libdecnumber/bid/decimal32.c
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@ -1,4 +1,4 @@
/* Copyright (C) 2007-2013 Free Software Foundation, Inc.
/* Copyright (C) 2007-2018 Free Software Foundation, Inc.
This file is part of GCC.

2
libdecnumber/bid/decimal64.c
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@ -1,4 +1,4 @@
/* Copyright (C) 2007-2013 Free Software Foundation, Inc.
/* Copyright (C) 2007-2018 Free Software Foundation, Inc.
This file is part of GCC.

2
libdecnumber/bid/host-ieee128.c
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@ -1,5 +1,5 @@
/* This is a software decimal floating point library.
Copyright (C) 2007-2013 Free Software Foundation, Inc.
Copyright (C) 2007-2018 Free Software Foundation, Inc.
This file is part of GCC.

2
libdecnumber/bid/host-ieee32.c
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@ -1,5 +1,5 @@
/* This is a software decimal floating point library.
Copyright (C) 2007-2013 Free Software Foundation, Inc.
Copyright (C) 2007-2018 Free Software Foundation, Inc.
This file is part of GCC.

2
libdecnumber/bid/host-ieee64.c
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@ -1,5 +1,5 @@
/* This is a software decimal floating point library.
Copyright (C) 2007-2013 Free Software Foundation, Inc.
Copyright (C) 2007-2018 Free Software Foundation, Inc.
This file is part of GCC.

59
libdecnumber/configure vendored
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@ -613,6 +613,7 @@ EGREP
GREP
CPP
WERROR
nolto_flags
WARN_PEDANTIC
WARN_CFLAGS
AUTOHEADER
@ -3382,6 +3383,64 @@ ac_compiler_gnu=$ac_cv_c_compiler_gnu
ac_ext=c
ac_cpp='$CPP $CPPFLAGS'
ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
ac_compiler_gnu=$ac_cv_c_compiler_gnu
nolto_flags=
save_CFLAGS="$CFLAGS"
for real_option in -fno-lto; do
# Do the check with the no- prefix removed since gcc silently
# accepts any -Wno-* option on purpose
case $real_option in
-Wno-*) option=-W`expr x$real_option : 'x-Wno-\(.*\)'` ;;
*) option=$real_option ;;
esac
as_acx_Woption=`$as_echo "acx_cv_prog_cc_warning_$option" | $as_tr_sh`
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $CC supports $option" >&5
$as_echo_n "checking whether $CC supports $option... " >&6; }
if { as_var=$as_acx_Woption; eval "test \"\${$as_var+set}\" = set"; }; then :
$as_echo_n "(cached) " >&6
else
CFLAGS="$option"
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h. */
int
main ()
{
;
return 0;
}
_ACEOF
if ac_fn_c_try_compile "$LINENO"; then :
eval "$as_acx_Woption=yes"
else
eval "$as_acx_Woption=no"
fi
rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
fi
eval ac_res=\$$as_acx_Woption
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
$as_echo "$ac_res" >&6; }
if test `eval 'as_val=${'$as_acx_Woption'};$as_echo "$as_val"'` = yes; then :
nolto_flags="$nolto_flags${nolto_flags:+ }$real_option"
fi
done
CFLAGS="$save_CFLAGS"
ac_ext=c
ac_cpp='$CPP $CPPFLAGS'
ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
ac_compiler_gnu=$ac_cv_c_compiler_gnu
# Only enable with --enable-werror-always until existing warnings are
# corrected.
ac_ext=c

4
libdecnumber/configure.ac
View File

@ -1,7 +1,7 @@
# configure.ac for libdecnumber -*- Autoconf -*-
# Process this file with autoconf to generate a configuration script.
# Copyright (C) 2005-2013 Free Software Foundation, Inc.
# Copyright (C) 2005-2018 Free Software Foundation, Inc.
# This file is part of GCC.
@ -43,6 +43,8 @@ ACX_PROG_CC_WARNING_OPTS([-W -Wall -Wwrite-strings -Wstrict-prototypes \
-Wmissing-format-attribute -Wcast-qual])
ACX_PROG_CC_WARNING_ALMOST_PEDANTIC([-Wno-long-long])
ACX_PROG_CC_WARNING_OPTS([-fno-lto], [nolto_flags])
# Only enable with --enable-werror-always until existing warnings are
# corrected.
ACX_PROG_CC_WARNINGS_ARE_ERRORS([manual])

2
libdecnumber/dconfig.h
View File

@ -1,5 +1,5 @@
/* Configure decNumber for either host or target.
Copyright (C) 2008-2013 Free Software Foundation, Inc.
Copyright (C) 2008-2018 Free Software Foundation, Inc.
This file is part of GCC.

2
libdecnumber/decBasic.c
View File

@ -1,5 +1,5 @@
/* Common base code for the decNumber C Library.
Copyright (C) 2007-2013 Free Software Foundation, Inc.
Copyright (C) 2007-2018 Free Software Foundation, Inc.
Contributed by IBM Corporation. Author Mike Cowlishaw.
This file is part of GCC.

4
libdecnumber/decCommon.c
View File

@ -1,5 +1,5 @@
/* Common code for fixed-size types in the decNumber C Library.
Copyright (C) 2007-2013 Free Software Foundation, Inc.
Copyright (C) 2007-2018 Free Software Foundation, Inc.
Contributed by IBM Corporation. Author Mike Cowlishaw.
This file is part of GCC.
@ -713,7 +713,7 @@ decFloat * decFloatFromPacked(decFloat *df, Int exp, const uByte *packed) {
/* returns df, which will be canonical or NULL if any of the */
/* requirements are not met (if this case df is unchanged); that */
/* is, the input data must be as returned by decFloatToPacked, */
/* except that all six sign codes are acccepted. */
/* except that all six sign codes are accepted. */
/* */
/* No status will be set. */
/* ------------------------------------------------------------------ */

2
libdecnumber/decContext.c
View File

@ -1,5 +1,5 @@
/* Decimal context module for the decNumber C Library.
Copyright (C) 2005-2013 Free Software Foundation, Inc.
Copyright (C) 2005-2018 Free Software Foundation, Inc.
Contributed by IBM Corporation. Author Mike Cowlishaw.
This file is part of GCC.

2
libdecnumber/decContext.h
View File

@ -1,5 +1,5 @@
/* Decimal context header module for the decNumber C Library.
Copyright (C) 2005-2013 Free Software Foundation, Inc.
Copyright (C) 2005-2018 Free Software Foundation, Inc.
Contributed by IBM Corporation. Author Mike Cowlishaw.
This file is part of GCC.

2
libdecnumber/decDPD.h
View File

@ -1,5 +1,5 @@
/* Conversion lookup tables for the decNumber C Library.
Copyright (C) 2007-2013 Free Software Foundation, Inc.
Copyright (C) 2007-2018 Free Software Foundation, Inc.
Contributed by IBM Corporation. Author Mike Cowlishaw.
This file is part of GCC.

2
libdecnumber/decDouble.c
View File

@ -1,5 +1,5 @@
/* decDouble module for the decNumber C Library.
Copyright (C) 2007-2013 Free Software Foundation, Inc.
Copyright (C) 2007-2018 Free Software Foundation, Inc.
Contributed by IBM Corporation. Author Mike Cowlishaw.
This file is part of GCC.

2
libdecnumber/decDouble.h
View File

@ -1,5 +1,5 @@
/* decDouble module header for the decNumber C Library.
Copyright (C) 2007-2013 Free Software Foundation, Inc.
Copyright (C) 2007-2018 Free Software Foundation, Inc.
Contributed by IBM Corporation. Author Mike Cowlishaw.
This file is part of GCC.

2
libdecnumber/decExcept.c
View File

@ -1,5 +1,5 @@
/* Temporary library support for decimal floating point.
Copyright (C) 2005-2013 Free Software Foundation, Inc.
Copyright (C) 2005-2018 Free Software Foundation, Inc.
This file is part of GCC.

2
libdecnumber/decExcept.h
View File

@ -1,5 +1,5 @@
/* Temporary library support for decimal floating point.
Copyright (C) 2006-2013 Free Software Foundation, Inc.
Copyright (C) 2006-2018 Free Software Foundation, Inc.
This file is part of GCC.

2
libdecnumber/decLibrary.c
View File

@ -1,5 +1,5 @@
/* Temporary library support for decimal floating point.
Copyright (C) 2005-2013 Free Software Foundation, Inc.
Copyright (C) 2005-2018 Free Software Foundation, Inc.
This file is part of GCC.

10
libdecnumber/decNumber.c
View File

@ -1,5 +1,5 @@
/* Decimal number arithmetic module for the decNumber C Library.
Copyright (C) 2005-2013 Free Software Foundation, Inc.
Copyright (C) 2005-2018 Free Software Foundation, Inc.
Contributed by IBM Corporation. Author Mike Cowlishaw.
This file is part of GCC.
@ -2171,7 +2171,7 @@ decNumber * decNumberPower(decNumber *res, const decNumber *lhs,
/* if a negative power the constant 1 is needed, and if not subset */
/* invert the lhs now rather than inverting the result later */
if (decNumberIsNegative(rhs)) { /* was a **-n [hence digits>0] */
decNumber *inv=invbuff; /* asssume use fixed buffer */
decNumber *inv=invbuff; /* assume use fixed buffer */
decNumberCopy(&dnOne, dac); /* dnOne=1; [needed now or later] */
#if DECSUBSET
if (set->extended) { /* need to calculate 1/lhs */
@ -5197,7 +5197,7 @@ static decNumber * decMultiplyOp(decNumber *res, const decNumber *lhs,
/* exp(-x) where x can be the tiniest number (Ntiny). */
/* */
/* 2. Normalizing x to be <=0.1 (instead of <=1) reduces loop */
/* iterations by appoximately a third with additional (although */
/* iterations by approximately a third with additional (although */
/* diminishing) returns as the range is reduced to even smaller */
/* fractions. However, h (the power of 10 used to correct the */
/* result at the end, see below) must be kept <=8 as otherwise */
@ -6029,11 +6029,11 @@ decNumber * decCompareOp(decNumber *res, const decNumber *lhs,
/* If total ordering then handle differing signs 'up front' */
if (op==COMPTOTAL) { /* total ordering */
if (decNumberIsNegative(lhs) & !decNumberIsNegative(rhs)) {
if (decNumberIsNegative(lhs) && !decNumberIsNegative(rhs)) {
result=-1;
break;
}
if (!decNumberIsNegative(lhs) & decNumberIsNegative(rhs)) {
if (!decNumberIsNegative(lhs) && decNumberIsNegative(rhs)) {
result=+1;
break;
}

2
libdecnumber/decNumber.h
View File

@ -1,5 +1,5 @@
/* Decimal number arithmetic module header for the decNumber C Library.
Copyright (C) 2005-2013 Free Software Foundation, Inc.
Copyright (C) 2005-2018 Free Software Foundation, Inc.
Contributed by IBM Corporation. Author Mike Cowlishaw.
This file is part of GCC.

2
libdecnumber/decNumberLocal.h
View File

@ -1,5 +1,5 @@
/* Local definitions for the decNumber C Library.
Copyright (C) 2007-2013 Free Software Foundation, Inc.
Copyright (C) 2007-2018 Free Software Foundation, Inc.
Contributed by IBM Corporation. Author Mike Cowlishaw.
This file is part of GCC.

2
libdecnumber/decPacked.c
View File

@ -1,5 +1,5 @@
/* Packed decimal conversion module for the decNumber C Library.
Copyright (C) 2007-2013 Free Software Foundation, Inc.
Copyright (C) 2007-2018 Free Software Foundation, Inc.
Contributed by IBM Corporation. Author Mike Cowlishaw.
This file is part of GCC.

2
libdecnumber/decPacked.h
View File

@ -1,5 +1,5 @@
/* Packed decimal conversion module header for the decNumber C Library.
Copyright (C) 2007-2013 Free Software Foundation, Inc.
Copyright (C) 2007-2018 Free Software Foundation, Inc.
Contributed by IBM Corporation. Author Mike Cowlishaw.
This file is part of GCC.

2
libdecnumber/decQuad.c
View File

@ -1,5 +1,5 @@
/* decQuad module for the decNumber C Library.
Copyright (C) 2007-2013 Free Software Foundation, Inc.
Copyright (C) 2007-2018 Free Software Foundation, Inc.
Contributed by IBM Corporation. Author Mike Cowlishaw.
This file is part of GCC.

2
libdecnumber/decQuad.h
View File

@ -1,5 +1,5 @@
/* decQuad module header for the decNumber C Library.
Copyright (C) 2007-2013 Free Software Foundation, Inc.
Copyright (C) 2007-2018 Free Software Foundation, Inc.
Contributed by IBM Corporation. Author Mike Cowlishaw.
This file is part of GCC.

2
libdecnumber/decRound.c
View File

@ -1,6 +1,6 @@
/* Internal testing support for rounding for decimal float.
Copyright (C) 2005-2013 Free Software Foundation, Inc.
Copyright (C) 2005-2018 Free Software Foundation, Inc.
This file is part of GCC.

2
libdecnumber/decRound.h
View File

@ -1,6 +1,6 @@
/* Internal testing support for rounding for decimal float.
Copyright (C) 2006-2013 Free Software Foundation, Inc.
Copyright (C) 2006-2018 Free Software Foundation, Inc.
This file is part of GCC.

2
libdecnumber/decSingle.c
View File

@ -1,5 +1,5 @@
/* decSingle module for the decNumber C Library.
Copyright (C) 2007-2013 Free Software Foundation, Inc.
Copyright (C) 2007-2018 Free Software Foundation, Inc.
Contributed by IBM Corporation. Author Mike Cowlishaw.
This file is part of GCC.

2
libdecnumber/decSingle.h
View File

@ -1,5 +1,5 @@
/* decSingle module header for the decNumber C Library.
Copyright (C) 2005-2013 Free Software Foundation, Inc.
Copyright (C) 2005-2018 Free Software Foundation, Inc.
Contributed by IBM Corporation. Author Mike Cowlishaw.
This file is part of GCC.

2
libdecnumber/dpd/decimal128.c
View File

@ -1,5 +1,5 @@
/* Decimal 128-bit format module for the decNumber C Library.
Copyright (C) 2005-2013 Free Software Foundation, Inc.
Copyright (C) 2005-2018 Free Software Foundation, Inc.
Contributed by IBM Corporation. Author Mike Cowlishaw.
This file is part of GCC.

2
libdecnumber/dpd/decimal128.h
View File

@ -1,5 +1,5 @@
/* Decimal 128-bit format module header for the decNumber C Library.
Copyright (C) 2005-2013 Free Software Foundation, Inc.
Copyright (C) 2005-2018 Free Software Foundation, Inc.
Contributed by IBM Corporation. Author Mike Cowlishaw.
This file is part of GCC.

2
libdecnumber/dpd/decimal128Local.h
View File

@ -1,5 +1,5 @@
/* Local definitions for use with the decNumber C Library.
Copyright (C) 2007-2013 Free Software Foundation, Inc.
Copyright (C) 2007-2018 Free Software Foundation, Inc.
This file is part of GCC.

2
libdecnumber/dpd/decimal32.c
View File

@ -1,5 +1,5 @@
/* Decimal 32-bit format module for the decNumber C Library.
Copyright (C) 2005-2013 Free Software Foundation, Inc.
Copyright (C) 2005-2018 Free Software Foundation, Inc.
Contributed by IBM Corporation. Author Mike Cowlishaw.
This file is part of GCC.

2
libdecnumber/dpd/decimal32.h
View File

@ -1,5 +1,5 @@
/* Decimal 32-bit format module header for the decNumber C Library.
Copyright (C) 2005-2013 Free Software Foundation, Inc.
Copyright (C) 2005-2018 Free Software Foundation, Inc.
Contributed by IBM Corporation. Author Mike Cowlishaw.
This file is part of GCC.

2
libdecnumber/dpd/decimal64.c
View File

@ -1,5 +1,5 @@
/* Decimal 64-bit format module for the decNumber C Library.
Copyright (C) 2005-2013 Free Software Foundation, Inc.
Copyright (C) 2005-2018 Free Software Foundation, Inc.
Contributed by IBM Corporation. Author Mike Cowlishaw.
This file is part of GCC.

2
libdecnumber/dpd/decimal64.h
View File

@ -1,5 +1,5 @@
/* Decimal 64-bit format module header for the decNumber C Library.
Copyright (C) 2005-2013 Free Software Foundation, Inc.
Copyright (C) 2005-2018 Free Software Foundation, Inc.
Contributed by IBM Corporation. Author Mike Cowlishaw.
This file is part of GCC.