diff options
Diffstat (limited to 'meta/recipes-devtools/gcc/gcc-8.2/0034-libgcc-Add-knob-to-use-ldbl-128-on-ppc.patch')
| -rw-r--r-- | meta/recipes-devtools/gcc/gcc-8.2/0034-libgcc-Add-knob-to-use-ldbl-128-on-ppc.patch | 342 |
1 files changed, 341 insertions, 1 deletions
diff --git a/meta/recipes-devtools/gcc/gcc-8.2/0034-libgcc-Add-knob-to-use-ldbl-128-on-ppc.patch b/meta/recipes-devtools/gcc/gcc-8.2/0034-libgcc-Add-knob-to-use-ldbl-128-on-ppc.patch index 7a69ea2806..391cda71d7 100644 --- a/meta/recipes-devtools/gcc/gcc-8.2/0034-libgcc-Add-knob-to-use-ldbl-128-on-ppc.patch +++ b/meta/recipes-devtools/gcc/gcc-8.2/0034-libgcc-Add-knob-to-use-ldbl-128-on-ppc.patch @@ -37,14 +37,354 @@ diff --git a/libgcc/config/rs6000/t-linux b/libgcc/config/rs6000/t-linux index 4f6d4c4a4d2..c50dd94a2da 100644 --- a/libgcc/config/rs6000/t-linux +++ b/libgcc/config/rs6000/t-linux -@@ -1,3 +1,6 @@ +@@ -1,3 +1,9 @@ SHLIB_MAPFILES += $(srcdir)/config/rs6000/libgcc-glibc.ver -HOST_LIBGCC2_CFLAGS += -mlong-double-128 -mno-minimal-toc +ifeq ($(with_ldbl128),yes) +HOST_LIBGCC2_CFLAGS += -mlong-double-128 ++else ++# We do not want to build ibm-ldouble.c. ++LIB2ADD := $(filter-out %ibm-ldouble.c, $(LIB2ADD)) +endif +HOST_LIBGCC2_CFLAGS += -mno-minimal-toc +diff --git a/libgcc/config/rs6000/fixtfdi.c b/libgcc/config/rs6000/fixtfdi.c +--- a/libgcc/config/rs6000/fixtfdi.c 1969-12-31 19:00:00.000000000 -0500 ++++ b/libgcc/config/rs6000/fixtfdi.c 2018-12-12 17:54:50.110755540 -0500 +@@ -0,0 +1,42 @@ ++/* Software floating-point emulation. ++ Convert a to 64bit signed integer ++ Copyright (C) 1997-2016 Free Software Foundation, Inc. ++ This file is part of the GNU C Library. ++ Contributed by Richard Henderson (rth@cygnus.com) and ++ Jakub Jelinek (jj@ultra.linux.cz). ++ ++ The GNU C 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 2.1 of the License, or (at your option) any later version. ++ ++ In addition to the permissions in the GNU Lesser General Public ++ License, the Free Software Foundation gives you unlimited ++ permission to link the compiled version of this file into ++ combinations with other programs, and to distribute those ++ combinations without any restriction coming from the use of this ++ file. (The Lesser General Public License restrictions do apply in ++ other respects; for example, they cover modification of the file, ++ and distribution when not linked into a combine executable.) ++ ++ The GNU C 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 C Library; if not, see ++ <http://www.gnu.org/licenses/>. */ ++ ++#ifdef _ARCH_PPC64 ++#include "soft-fp.h" ++#include "quad-float128.h" ++ ++DItype ++__fixtfdi (TFtype a) ++{ ++ if (a < 0) ++ return - __fixunstfdi (-a); ++ return __fixunstfdi (a); ++} ++#endif +diff --git a/libgcc/config/rs6000/fixunstfdi.c b/libgcc/config/rs6000/fixunstfdi.c +--- a/libgcc/config/rs6000/fixunstfdi.c 1969-12-31 19:00:00.000000000 -0500 ++++ b/libgcc/config/rs6000/fixunstfdi.c 2018-12-12 17:56:06.141654537 -0500 +@@ -0,0 +1,58 @@ ++/* Software floating-point emulation. ++ Convert a to 64bit unsigned integer ++ Copyright (C) 1997-2016 Free Software Foundation, Inc. ++ This file is part of the GNU C Library. ++ Contributed by Richard Henderson (rth@cygnus.com) and ++ Jakub Jelinek (jj@ultra.linux.cz). ++ ++ The GNU C 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 2.1 of the License, or (at your option) any later version. ++ ++ In addition to the permissions in the GNU Lesser General Public ++ License, the Free Software Foundation gives you unlimited ++ permission to link the compiled version of this file into ++ combinations with other programs, and to distribute those ++ combinations without any restriction coming from the use of this ++ file. (The Lesser General Public License restrictions do apply in ++ other respects; for example, they cover modification of the file, ++ and distribution when not linked into a combine executable.) ++ ++ The GNU C 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 C Library; if not, see ++ <http://www.gnu.org/licenses/>. */ ++ ++#ifdef _ARCH_PPC64 ++#include "soft-fp.h" ++#include "quad-float128.h" ++ ++DItype ++__fixunstfdi (TFtype a) ++{ ++ if (a < 0) ++ return 0; ++ ++ /* Compute high word of result, as a flonum. */ ++ const TFtype b = (a / (((UDItype) 1) << (sizeof (SItype) * 8))); ++ /* Convert that to fixed (but not to DItype!), ++ and shift it into the high word. */ ++ UDItype v = (USItype) b; ++ v <<= (sizeof (SItype) * 8); ++ /* Remove high part from the TFtype, leaving the low part as flonum. */ ++ a -= (TFtype) v; ++ /* Convert that to fixed (but not to DItype!) and add it in. ++ Sometimes A comes out negative. This is significant, since ++ A has more bits than a long int does. */ ++ if (a < 0) ++ v -= (USItype) (-a); ++ else ++ v += (USItype) a; ++ return v; ++} ++#endif +diff --git a/libgcc/config/rs6000/floatditf.c b/libgcc/config/rs6000/floatditf.c +--- a/libgcc/config/rs6000/floatditf.c 1969-12-31 19:00:00.000000000 -0500 ++++ b/libgcc/config/rs6000/floatditf.c 2018-12-12 17:57:55.852953553 -0500 +@@ -0,0 +1,47 @@ ++/* Software floating-point emulation. ++ Convert a 64bit signed integer to IEEE quad ++ Copyright (C) 1997-2016 Free Software Foundation, Inc. ++ This file is part of the GNU C Library. ++ Contributed by Richard Henderson (rth@cygnus.com) and ++ Jakub Jelinek (jj@ultra.linux.cz). ++ ++ The GNU C 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 2.1 of the License, or (at your option) any later version. ++ ++ In addition to the permissions in the GNU Lesser General Public ++ License, the Free Software Foundation gives you unlimited ++ permission to link the compiled version of this file into ++ combinations with other programs, and to distribute those ++ combinations without any restriction coming from the use of this ++ file. (The Lesser General Public License restrictions do apply in ++ other respects; for example, they cover modification of the file, ++ and distribution when not linked into a combine executable.) ++ ++ The GNU C 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 C Library; if not, see ++ <http://www.gnu.org/licenses/>. */ ++ ++#ifdef _ARCH_PPC64 ++#include "soft-fp.h" ++#include "double.h" ++#include "quad-float128.h" ++ ++TFtype ++__floatditf (DItype u) ++{ ++ DFtype dh, dl; ++ ++ dh = (SItype) (u >> (sizeof (SItype) * 8)); ++ dh *= 2.0 * (((UDItype) 1) << ((sizeof (SItype) * 8) - 1)); ++ dl = (USItype) (u & ((((UDItype) 1) << (sizeof (SItype) * 8)) - 1)); ++ ++ return (TFtype) dh + (TFtype) dl; ++} ++#endif +diff --git a/libgcc/config/rs6000/floatunditf.c b/libgcc/config/rs6000/floatunditf.c +--- a/libgcc/config/rs6000/floatunditf.c 1969-12-31 19:00:00.000000000 -0500 ++++ b/libgcc/config/rs6000/floatunditf.c 2018-12-12 17:57:15.262473574 -0500 +@@ -0,0 +1,47 @@ ++/* Software floating-point emulation. ++ Convert a 64bit unsigned integer to IEEE quad ++ Copyright (C) 1997-2016 Free Software Foundation, Inc. ++ This file is part of the GNU C Library. ++ Contributed by Richard Henderson (rth@cygnus.com) and ++ Jakub Jelinek (jj@ultra.linux.cz). ++ ++ The GNU C 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 2.1 of the License, or (at your option) any later version. ++ ++ In addition to the permissions in the GNU Lesser General Public ++ License, the Free Software Foundation gives you unlimited ++ permission to link the compiled version of this file into ++ combinations with other programs, and to distribute those ++ combinations without any restriction coming from the use of this ++ file. (The Lesser General Public License restrictions do apply in ++ other respects; for example, they cover modification of the file, ++ and distribution when not linked into a combine executable.) ++ ++ The GNU C 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 C Library; if not, see ++ <http://www.gnu.org/licenses/>. */ ++ ++#ifdef _ARCH_PPC64 ++#include "soft-fp.h" ++#include "double.h" ++#include "quad-float128.h" ++ ++TFtype ++__floatunditf (UDItype u) ++{ ++ DFtype dh, dl; ++ ++ dh = (USItype) (u >> (sizeof (SItype) * 8)); ++ dh *= 2.0 * (((UDItype) 1) << ((sizeof (SItype) * 8) - 1)); ++ dl = (USItype) (u & ((((UDItype) 1) << (sizeof (SItype) * 8)) - 1)); ++ ++ return (TFtype) dh + (TFtype) dl; ++} ++#endif +diff --git a/libgcc/config/rs6000/ppc64-fp.c b/libgcc/config/rs6000/ppc64-fp.c +--- a/libgcc/config/rs6000/ppc64-fp.c 2018-12-12 17:53:49.540038500 -0500 ++++ b/libgcc/config/rs6000/ppc64-fp.c 2018-12-12 17:49:51.897235314 -0500 +@@ -25,34 +25,21 @@ + <http://www.gnu.org/licenses/>. */ + + #if defined(__powerpc64__) || defined (__64BIT__) || defined(__ppc64__) +-#define TMODES + #include "fp-bit.h" + +-extern DItype __fixtfdi (TFtype); + extern DItype __fixdfdi (DFtype); + extern DItype __fixsfdi (SFtype); + extern USItype __fixunsdfsi (DFtype); + extern USItype __fixunssfsi (SFtype); +-extern TFtype __floatditf (DItype); +-extern TFtype __floatunditf (UDItype); + extern DFtype __floatdidf (DItype); + extern DFtype __floatundidf (UDItype); + extern SFtype __floatdisf (DItype); + extern SFtype __floatundisf (UDItype); +-extern DItype __fixunstfdi (TFtype); + + static DItype local_fixunssfdi (SFtype); + static DItype local_fixunsdfdi (DFtype); + + DItype +-__fixtfdi (TFtype a) +-{ +- if (a < 0) +- return - __fixunstfdi (-a); +- return __fixunstfdi (a); +-} +- +-DItype + __fixdfdi (DFtype a) + { + if (a < 0) +@@ -86,30 +73,6 @@ + return (SItype) a; + } + +-TFtype +-__floatditf (DItype u) +-{ +- DFtype dh, dl; +- +- dh = (SItype) (u >> (sizeof (SItype) * 8)); +- dh *= 2.0 * (((UDItype) 1) << ((sizeof (SItype) * 8) - 1)); +- dl = (USItype) (u & ((((UDItype) 1) << (sizeof (SItype) * 8)) - 1)); +- +- return (TFtype) dh + (TFtype) dl; +-} +- +-TFtype +-__floatunditf (UDItype u) +-{ +- DFtype dh, dl; +- +- dh = (USItype) (u >> (sizeof (SItype) * 8)); +- dh *= 2.0 * (((UDItype) 1) << ((sizeof (SItype) * 8) - 1)); +- dl = (USItype) (u & ((((UDItype) 1) << (sizeof (SItype) * 8)) - 1)); +- +- return (TFtype) dh + (TFtype) dl; +-} +- + DFtype + __floatdidf (DItype u) + { +@@ -183,30 +146,6 @@ + return (SFtype) f; + } + +-DItype +-__fixunstfdi (TFtype a) +-{ +- if (a < 0) +- return 0; +- +- /* Compute high word of result, as a flonum. */ +- const TFtype b = (a / (((UDItype) 1) << (sizeof (SItype) * 8))); +- /* Convert that to fixed (but not to DItype!), +- and shift it into the high word. */ +- UDItype v = (USItype) b; +- v <<= (sizeof (SItype) * 8); +- /* Remove high part from the TFtype, leaving the low part as flonum. */ +- a -= (TFtype) v; +- /* Convert that to fixed (but not to DItype!) and add it in. +- Sometimes A comes out negative. This is significant, since +- A has more bits than a long int does. */ +- if (a < 0) +- v -= (USItype) (-a); +- else +- v += (USItype) a; +- return v; +-} +- + /* This version is needed to prevent recursion; fixunsdfdi in libgcc + calls fixdfdi, which in turn calls calls fixunsdfdi. */ + +diff --git a/libgcc/config/rs6000/quad-float128.h b/libgcc/config/rs6000/quad-float128.h +--- a/libgcc/config/rs6000/quad-float128.h 2018-12-12 17:53:49.540038500 -0500 ++++ b/libgcc/config/rs6000/quad-float128.h 2018-12-12 17:30:19.423468244 -0500 +@@ -104,6 +104,11 @@ + extern UTItype_ppc __fixunskfti (TFtype); + extern TFtype __floattikf (TItype_ppc); + extern TFtype __floatuntikf (UTItype_ppc); ++ ++extern DItype_ppc __fixtfdi (TFtype); ++extern DItype_ppc __fixunstfdi (TFtype); ++extern TFtype __floatditf (DItype_ppc); ++extern TFtype __floatunditf (UDItype_ppc); + #endif + + /* Functions using the ISA 3.0 hardware support. If the code is compiled with +diff --git a/libgcc/config/rs6000/t-float128 b/libgcc/config/rs6000/t-float128 +--- a/libgcc/config/rs6000/t-float128 2018-12-12 17:53:49.540038500 -0500 ++++ b/libgcc/config/rs6000/t-float128 2018-12-12 17:45:12.233937136 -0500 +@@ -24,6 +24,7 @@ + + # New functions for software emulation + fp128_ppc_funcs = floattikf floatuntikf fixkfti fixunskfti \ ++ floatditf floatunditf fixtfdi fixunstfdi \ + extendkftf2-sw trunctfkf2-sw \ + sfp-exceptions _mulkc3 _divkc3 _powikf2 + + diff --git a/libgcc/configure b/libgcc/configure old mode 100644 new mode 100755 |