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CONFIG: support explicit selection of 'ld' linker

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- for clang-based compilers the default linker may be lld or simply ld.
  Support '+link-ld' to explicitly select use of the ld linker.

- consolidate linker rules into single files

STYLE: adjust SPDX Identifier
This commit is contained in:
Mark Olesen 2023-12-15 09:37:51 +01:00
parent 5cdc8c6fde
commit 79993bba43
15 changed files with 96 additions and 125 deletions
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4
bin/tools/openfoam.in
View File

@ -1,10 +1,10 @@
#!/bin/sh
exec "@PROJECT_DIR@"/etc/openfoam "$@"
#------------------------------------------------------------------------------
# OpenFOAM file (www.openfoam.com)
# This file is part of OpenFOAM (www.openfoam.com)
#
# Copyright (C) 2020-2021 OpenCFD Ltd.
# SPDX-License-Identifier: (GPL-3.0+)
# SPDX-License-Identifier: (GPL-3.0-or-later)
#
# Description
# Forward to OpenFOAM etc/openfoam bash session script.

11
etc/bashrc
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@ -83,9 +83,10 @@ export WM_LABEL_SIZE=32
export WM_COMPILE_OPTION=Opt
# [WM_COMPILE_CONTROL] - additional control for compilation/linking
# +gold : with gold linker
# +lld : with lld linker (with clang)
# +mold : with mold linker (with clang)
# +gold : use gold linker
# +link-ld: use ld linker [clang]
# +lld : use lld linker [clang]
# +mold : use mold linker [clang]
# ~libz : without libz compression
# ~rpath : without rpath handling [MacOS]
# +openmp : with openmp
@ -94,8 +95,8 @@ export WM_COMPILE_OPTION=Opt
# +xcrun : use xcrun and native compilers [MacOS]
# +strict : more deprecation warnings (may generate *many* warnings)
# ccache=... : ccache command (unquoted, single/double or <> quoted)
# version=... : compiler suffix (eg, "11" for gcc-11)
#export WM_COMPILE_CONTROL="+gold"
# version=... : compiler suffix (eg, version=11 -> gcc-11)
#export WM_COMPILE_CONTROL="+strict"
# [WM_MPLIB] - MPI implementation:
# = SYSTEMOPENMPI | OPENMPI | SYSTEMMPI | MPI | MPICH | MPICH-GM |

11
etc/cshrc
View File

@ -83,9 +83,10 @@ setenv WM_LABEL_SIZE 32
setenv WM_COMPILE_OPTION Opt
# [WM_COMPILE_CONTROL] - additional control for compilation/linking
# +gold : with gold linker
# +lld : with lld linker (with clang)
# +mold : with mold linker (with clang)
# +gold : use gold linker
# +link-ld: use ld linker [clang]
# +lld : use lld linker [clang]
# +mold : use mold linker [clang]
# ~libz : without libz compression
# ~rpath : without rpath handling [MacOS]
# +openmp : with openmp
@ -94,8 +95,8 @@ setenv WM_COMPILE_OPTION Opt
# +xcrun : use xcrun and native compilers [MacOS]
# +strict : more deprecation warnings (may generate *many* warnings)
# ccache=... : ccache command (unquoted, single/double or <> quoted)
# version=... : compiler suffix (eg, "11" for gcc-11)
#setenv WM_COMPILE_CONTROL "+gold"
# version=... : compiler suffix (eg, version=11 -> gcc-11)
#setenv WM_COMPILE_CONTROL "+strict"
# [WM_MPLIB] - MPI implementation:
# = SYSTEMOPENMPI | OPENMPI | SYSTEMMPI | MPI | MPICH | MPICH-GM |

2
modules/list-modules
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@ -8,7 +8,7 @@
#------------------------------------------------------------------------------
# Copyright (C) 2020 OpenCFD Ltd.
#------------------------------------------------------------------------------
# SPDX-License-Identifier: (GPL-3.0+)
# SPDX-License-Identifier: (GPL-3.0-or-later)
#
# Script
# list-modules

1
wmake/rules/General/Amd/link-c++
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@ -6,6 +6,7 @@ LINKLIBSO = $(CC) $(c++FLAGS) -shared
LINKEXE = $(CC) $(c++FLAGS)
# ---------------
# Link dummy stub to resolve libPstream symbols used by libOpenFOAM
ifneq (,$(findstring -lOpenFOAM,$(PROJECT_LIBS)))
LINKEXE += -L$(FOAM_LIBBIN)/dummy -lPstream

50
wmake/rules/General/Clang/link-c++
View File

@ -1,10 +1,54 @@
#------------------------------------------------------------------------------
# Common linker settings
LINK_LIBS = $(c++DBUG)
LINKLIBSO = $(CC) $(c++FLAGS) -shared
LINKEXE = $(CC) $(c++FLAGS)
LINKEXE = $(CC) $(c++FLAGS) \
-Xlinker --add-needed
undefine LINKEXE_STUB
#------------------------------------------------------------------------------
# Use gold linker
ifneq (,$(findstring +gold,$(WM_COMPILE_CONTROL)))
LINKLIBSO += -fuse-ld=gold
LINKEXE += -fuse-ld=gold
LINKEXE_STUB := true
# Use mold linker
else ifneq (,$(findstring +mold,$(WM_COMPILE_CONTROL)))
LINKLIBSO += -fuse-ld=mold
LINKEXE += -fuse-ld=mold
LINKEXE_STUB := true
# Use lld linker
else ifneq (,$(findstring +lld,$(WM_COMPILE_CONTROL)))
LINKLIBSO += -fuse-ld=lld
LINKEXE += -fuse-ld=lld
LINKEXE_STUB := true
# Use ld linker - no dummy stub ('+link-ld' not '+ld' to avoid false matches)
else ifneq (,$(findstring +link-ld,$(WM_COMPILE_CONTROL)))
LINKLIBSO += -fuse-ld=ld
LINKEXE += -fuse-ld=ld -Xlinker --add-needed
# Default linker, assume ld - no dummy stub
else
LINKEXE += -Xlinker --add-needed
endif
# ---------------
# Link dummy stub to resolve libPstream symbols used by libOpenFOAM
ifneq (,$(LINKEXE_STUB))
ifneq (,$(findstring -lOpenFOAM,$(PROJECT_LIBS)))
LINKEXE += -L$(FOAM_LIBBIN)/dummy -lPstream
endif
endif
#------------------------------------------------------------------------------

16
wmake/rules/General/Clang/link-gold-c++
View File

@ -1,16 +0,0 @@
#------------------------------------------------------------------------------
LINK_LIBS = $(c++DBUG)
LINKLIBSO = $(CC) $(c++FLAGS) -shared \
-fuse-ld=gold
LINKEXE = $(CC) $(c++FLAGS) \
-fuse-ld=gold
# Link dummy stub to resolve libPstream symbols used by libOpenFOAM
ifneq (,$(findstring -lOpenFOAM,$(PROJECT_LIBS)))
LINKEXE += -L$(FOAM_LIBBIN)/dummy -lPstream
endif
#------------------------------------------------------------------------------

16
wmake/rules/General/Clang/link-lld-c++
View File

@ -1,16 +0,0 @@
#------------------------------------------------------------------------------
LINK_LIBS = $(c++DBUG)
LINKLIBSO = $(CC) $(c++FLAGS) -shared \
-fuse-ld=lld
LINKEXE = $(CC) $(c++FLAGS) \
-fuse-ld=lld
# Link dummy stub to resolve libPstream symbols used by libOpenFOAM
ifneq (,$(findstring -lOpenFOAM,$(PROJECT_LIBS)))
LINKEXE += -L$(FOAM_LIBBIN)/dummy -lPstream
endif
#------------------------------------------------------------------------------

16
wmake/rules/General/Clang/link-mold-c++
View File

@ -1,16 +0,0 @@
#------------------------------------------------------------------------------
LINK_LIBS = $(c++DBUG)
LINKLIBSO = $(CC) $(c++FLAGS) -shared \
-fuse-ld=mold
LINKEXE = $(CC) $(c++FLAGS) \
-fuse-ld=mold
# Link dummy stub to resolve libPstream symbols used by libOpenFOAM
ifneq (,$(findstring -lOpenFOAM,$(PROJECT_LIBS)))
LINKEXE += -L$(FOAM_LIBBIN)/dummy -lPstream
endif
#------------------------------------------------------------------------------

36
wmake/rules/General/Gcc/link-c++
View File

@ -1,13 +1,35 @@
#------------------------------------------------------------------------------
# Common linker settings
LINK_LIBS = $(c++DBUG)
LINKLIBSO = $(CC) $(c++FLAGS) -shared
LINKEXE = $(CC) $(c++FLAGS)
LINKLIBSO = $(CC) $(c++FLAGS) -shared \
-Xlinker --add-needed \
-Xlinker --no-as-needed
LINKEXE = $(CC) $(c++FLAGS) \
-Xlinker --add-needed \
-Xlinker --no-as-needed
undefine LINKEXE_STUB
#------------------------------------------------------------------------------
# Use gold linker
ifneq (,$(findstring +gold,$(WM_COMPILE_CONTROL)))
LINKLIBSO += -fuse-ld=gold
LINKEXE += -fuse-ld=gold
LINKEXE_STUB := true
# Default linker, assume ld - no dummy stub
else
LINKLIBSO += -Xlinker --add-needed -Xlinker --no-as-needed
LINKEXE += -Xlinker --add-needed -Xlinker --no-as-needed
endif
# Link dummy stub to resolve libPstream symbols used by libOpenFOAM
ifneq (,$(LINKEXE_STUB))
ifneq (,$(findstring -lOpenFOAM,$(PROJECT_LIBS)))
LINKEXE += -L$(FOAM_LIBBIN)/dummy -lPstream
endif
endif
#------------------------------------------------------------------------------

16
wmake/rules/General/Gcc/link-gold-c++
View File

@ -1,16 +0,0 @@
#------------------------------------------------------------------------------
LINK_LIBS = $(c++DBUG)
LINKLIBSO = $(CC) $(c++FLAGS) -shared \
-fuse-ld=gold
LINKEXE = $(CC) $(c++FLAGS) \
-fuse-ld=gold
# Link dummy stub to resolve libPstream symbols used by libOpenFOAM
ifneq (,$(findstring -lOpenFOAM,$(PROJECT_LIBS)))
LINKEXE += -L$(FOAM_LIBBIN)/dummy -lPstream
endif
#------------------------------------------------------------------------------

15
wmake/rules/linux64Clang/c++
View File

@ -16,19 +16,6 @@ cctoo = $(Ctoo)
cpptoo = $(Ctoo)
cxxtoo = $(Ctoo)
# Linking:
ifneq (,$(findstring +gold,$(WM_COMPILE_CONTROL)))
include $(GENERAL_RULES)/Clang/link-gold-c++
else ifneq (,$(findstring +mold,$(WM_COMPILE_CONTROL)))
include $(GENERAL_RULES)/Clang/link-mold-c++
else ifneq (,$(findstring +lld,$(WM_COMPILE_CONTROL)))
include $(GENERAL_RULES)/Clang/link-lld-c++
else
include $(GENERAL_RULES)/Clang/link-c++
endif
include $(GENERAL_RULES)/Clang/link-c++
#------------------------------------------------------------------------------

6
wmake/rules/linux64Gcc/c++
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@ -16,10 +16,6 @@ cctoo = $(Ctoo)
cpptoo = $(Ctoo)
cxxtoo = $(Ctoo)
ifneq (,$(findstring +gold,$(WM_COMPILE_CONTROL)))
include $(GENERAL_RULES)/Gcc/link-gold-c++
else
include $(GENERAL_RULES)/Gcc/link-c++
endif
include $(GENERAL_RULES)/Gcc/link-c++
#------------------------------------------------------------------------------

15
wmake/rules/linuxClang/c++
View File

@ -16,19 +16,6 @@ cctoo = $(Ctoo)
cpptoo = $(Ctoo)
cxxtoo = $(Ctoo)
# Linking:
ifneq (,$(findstring +gold,$(WM_COMPILE_CONTROL)))
include $(GENERAL_RULES)/Clang/link-gold-c++
else ifneq (,$(findstring +mold,$(WM_COMPILE_CONTROL)))
include $(GENERAL_RULES)/Clang/link-mold-c++
else ifneq (,$(findstring +lld,$(WM_COMPILE_CONTROL)))
include $(GENERAL_RULES)/Clang/link-lld-c++
else
include $(GENERAL_RULES)/Clang/link-c++
endif
include $(GENERAL_RULES)/Clang/link-c++
#------------------------------------------------------------------------------

6
wmake/rules/linuxGcc/c++
View File

@ -16,10 +16,6 @@ cctoo = $(Ctoo)
cpptoo = $(Ctoo)
cxxtoo = $(Ctoo)
ifneq (,$(findstring +gold,$(WM_COMPILE_CONTROL)))
include $(GENERAL_RULES)/Gcc/link-gold-c++
else
include $(GENERAL_RULES)/Gcc/link-c++
endif
include $(GENERAL_RULES)/Gcc/link-c++
#------------------------------------------------------------------------------