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mrgtwentythreemrgtwentythree
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add most of the build infrastructure for libgfortran.
on a few platforms this also needs libquadmath. libgfortran.spec is unfortunately MD because of the libquadmath part. adjust libbacktrace to allow it to be built into libgfortran directly. NFC intended here for normal builds.
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Lines changed: 682 additions & 11 deletions

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‎external/gpl3/gcc/lib/libbacktrace/Makefile‎

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# $NetBSD: Makefile,v 1.3 2016/03/16 05:42:07 mrg Exp $
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# $NetBSD: Makefile,v 1.4 2026/01/18 08:07:06 mrg Exp $
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LIBISPRIVATE= yes
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.include <bsd.init.mk>
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LIB= backtrace
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LIB= backtrace
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.include "Makefile.sources"
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DIST= ${GCCDIST}
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GNUHOSTDIST= ${DIST}
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SRCS= ${BACKTRACE_SRCS}
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SRCS= dwarf.c elf.c fileline.c mmap.c mmapio.c nounwind.c \
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posix.c print.c state.c
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CPPFLAGS+= -I${DIST}/include -I${DIST}/libgcc
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CPPFLAGS+= -I${.CURDIR}/arch/${GCC_MACHINE_ARCH}
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.for _s in ${BACKTRACE_SRCS}
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CPPFLAGS.${_s}+= ${BACKTRACE_CPPFLAGS}
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.endfor
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.include <bsd.lib.mk>
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.PATH: ${DIST}/libbacktrace
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.PATH: ${GCCDIST}/libbacktrace

‎external/gpl3/gcc/lib/libbacktrace/Makefile.sources‎

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# $NetBSD: Makefile.sources,v 1.1 2026/01/18 08:07:06 mrg Exp $
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BACKTRACE_SRCS= backtrace.c dwarf.c elf.c fileline.c mmap.c mmapio.c \
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posix.c print.c simple.c sort.c state.c
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BACKTRACE_CPPFLAGS= -I${GCCDIST}/../lib/libbacktrace/arch/${GCC_MACHINE_ARCH} \
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-I${GCCDIST}/libbacktrace \
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-I${GCCDIST}/include \
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-I${GCCDIST}/libgcc \
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-I${.CURDIR}/arch/${GCC_MACHINE_ARCH}
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.PATH: ${GCCDIST}/libbacktrace

‎external/gpl3/gcc/lib/libgfortran/Makefile‎

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# $NetBSD: Makefile,v 1.1 2026/01/18 08:07:00 mrg Exp $
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# XXX libgfortran also has a libcaf_single thing in here.
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# This needs to be before bsd.init.mk
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.if defined(BSD_MK_COMPAT_FILE)
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.include <${BSD_MK_COMPAT_FILE}>
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.endif
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.include <bsd.init.mk>
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LIB= gfortran
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# Match GCC 14.
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SHLIB_MAJOR= 5
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SHLIB_MINOR= 0
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DIST= ${GCCDIST}
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GNUHOSTDIST= ${DIST}
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GFORTRAN= ${DIST}/libgfortran
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# These are earlier than included file paths, to avoid getting eg
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# libbacktrace's read.c instead of io/read.c.
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.PATH: ${DIST}/libgfortran
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.PATH: ${DIST}/libgfortran/generated
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.PATH: ${DIST}/libgfortran/intrinsics
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.PATH: ${DIST}/libgfortran/runtime
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.PATH: ${DIST}/libgfortran/io
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.PATH: ${DIST}/libgfortran/ieee
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.PATH: ${.CURDIR}/arch/${GCC_MACHINE_ARCH}
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# remove prefixes, .inc and .h files
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GFORTRAN_SRCS= ${G_libgfortran_la_SOURCES:C,^.*/,,:C,.*\.inc$,,:C,.*\.h$,,}
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.include "../Makefile.gthr"
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.include "${.CURDIR}/arch/${GCC_MACHINE_ARCH}/defs.mk"
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.include "../libbacktrace/Makefile.sources"
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GFORTRAN_BACKTRACE_SRCS= ${BACKTRACE_SRCS:backtrace.c=libbacktrace-backtrace.c}
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BUILDSYMLINKS+= ${GNUHOSTDIST}/libbacktrace/backtrace.c libbacktrace-backtrace.c
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# gcc builddir before libgcc
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# libgcc builddir after libgcc
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.if ${HAVE_QUADMATH} != no
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CPPFLAGS_QUADMATH=-I${DIST}/libquadmath
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.else
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CPPFLAGS_QUADMATH=
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.endif
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.for _s in ${GFORTRAN_SRCS}
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CPPFLAGS.${_s}+= -I. \
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-I${.CURDIR}/arch/${GCC_MACHINE_ARCH} \
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-I${GFORTRAN} \
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-I${GFORTRAN}/io \
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-I${DIST}/gcc \
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-I${DIST}/gcc/config \
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${CPPFLAGS_QUADMATH} \
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-I${DIST}/libgcc \
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-I${DIST}/libbacktrace \
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-I${DIST}/../lib/libbacktrace/arch/${GCC_MACHINE_ARCH} \
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-I${.CURDIR}/arch/${GCC_MACHINE_ARCH}
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.endfor
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.for _s in ${GFORTRAN_BACKTRACE_SRCS}
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CPPFLAGS.${_s}+= -I. \
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${BACKTRACE_CPPFLAGS}
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.endfor
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SRCS= ${GFORTRAN_SRCS} ${GFORTRAN_BACKTRACE_SRCS}
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FFLAGS+= -I. -fno-repack-arrays -fno-underscoring -I${.CURDIR}/arch/${GCC_MACHINE_ARCH}
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LIBDPLIBS+= m ${NETBSDSRCDIR}/lib/libm
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.if ${HAVE_QUADMATH} != no
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LIBDPLIBS+= quadmath ${.CURDIR}/../libquadmath
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.endif
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DPSRCS+= kinds.h kinds.inc c99_protos.inc fpu-target.inc \
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selected_int_kind.inc selected_real_kind.inc
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${GFORTRAN_SRCS:M*.F90}: ${DPSRCS}
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INTLIST='1 2 4 8 16'
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REALLIST='4 8 10 16'
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fpu-target.h: ${GFORTRAN}/${G_FPU_HOST_HEADER}
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cp ${GFORTRAN}/${G_FPU_HOST_HEADER} $@
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fpu-target.inc: fpu-target.h ${DIST}/gcc/fortran/libgfortran.h
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${TOOL_GREP} -h '^#define GFC_FPE_' ${.ALLSRC} > ${.TARGET}
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c99_protos.inc: ${GFORTRAN}/c99_protos.h
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${TOOL_GREP} '^#' < ${.ALLSRC} > ${.TARGET} || rm ${.TARGET}
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LIBS+= ${BACKENDOBJ}/libbackend.a
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kinds.h: ${GFORTRAN}/mk-kinds-h.sh
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${HOST_SH} ${GFORTRAN}/mk-kinds-h.sh \
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${INTLIST} \
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${REALLIST} \
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"${FC} ${FFLAGS}" \
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no > \
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${.TARGET} || rm ${.TARGET}
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kinds.inc: kinds.h ${GFORTRAN}/kinds-override.h
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cat kinds.h ${GFORTRAN}/kinds-override.h | \
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${TOOL_GREP} '^#' | \
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${TOOL_GREP} -v include > \
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${.TARGET} || rm ${.TARGET}
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selected_int_kind.inc: ${GFORTRAN}/mk-sik-inc.sh
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${HOST_SH} ${GFORTRAN}/mk-sik-inc.sh \
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${INTLIST} \
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"${FC} ${FFLAGS}" > \
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${.TARGET} || rm ${.TARGET}
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selected_real_kind.inc: ${GFORTRAN}/mk-srk-inc.sh
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${HOST_SH} ${GFORTRAN}/mk-srk-inc.sh \
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${REALLIST} \
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"${FC} ${FFLAGS}" > \
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${.TARGET} || rm ${.TARGET}
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fpu.c: fpu-target.h
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COPTS.date_and_time.c+= ${CC_WNO_FORMAT_TRUNCATION}
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COPTS.list_read.c+= -Wno-error=pointer-arith
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COPTS.transfer.c+= -Wno-error=pointer-arith
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COPTS.write.c+= -Wno-error=pointer-arith
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# ieee_arithmetic needs ieee_exceptions.mod to be already built
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ieee_arithmetic.o ieee_arithmetic.pico ieee_arithmetic.po ieee_arithmetic.go: ieee_exceptions.pico ieee_exceptions.po ieee_exceptions.o ieee_exceptions.go
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# these .mod's gets built multiple times, so serialise those
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.for _mod in ieee_arithmetic ieee_exceptions ieee_features
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${_mod}.mod: ${_mod}.o
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${_mod}.o: ${_mod}.pico
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${_mod}.pico: ${_mod}.po
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${_mod}.po: ${_mod}.go
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.endfor
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CLEANFILES+= fpu-target.h fpu-target.inc c99_protos.inc \
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kinds.h kinds.inc \
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selected_int_kind.inc selected_real_kind.inc \
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ieee_arithmetic.mod ieee_exceptions.mod ieee_features.mod
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.for _f in ${G_i_matmul_c:C,^.*/,,}
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FOPTS.${_f}+= -ffast-math -ftree-vectorize -funroll-loops --param max-unroll-times=4
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.endfor
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#.if ${MACHINE} == "amd64"
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.for _f in ${G_i_matmulavx128_c:C,^.*/,,}
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FOPTS.${_f}+= -ffast-math -ftree-vectorize -funroll-loops --param max-unroll-times=4 -mprefer-avx128
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.endfor
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#.endif
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.for _f in ${G_i_matmull_c:C,^.*/,,}
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FOPTS.${_f}+= -funroll-loops
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.endfor
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.for _f in ${G_gfor_specific_src:C,^.*/,,}
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FOPTS.${_f}+= -fallow-leading-underscore -fbuilding-libgfortran
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.endfor
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.for _f in selected_real_kind.f90 selected_int_kind.f90
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FOPTS.${_f}+= -fallow-leading-underscore -fbuilding-libgfortran
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.endfor
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.for _f in ${G_gfor_ieee_src:C,^.*/,,}
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FOPTS.${_f}+= -Wno-unused-dummy-argument -Wno-c-binding-type -ffree-line-length-0 -fallow-leading-underscore -fsignaling-nans -fbuilding-libgfortran
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.endfor
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.for _f in ${G_gfor_ieee_helper_src:C,^.*/,,}
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FOPTS.${_f}+= -fsignaling-nans
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.endfor
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# Don't install these more than once.
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.ifndef MLIBDIR
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INCS= ${G_nodist_finclude_HEADERS}
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INCSDIR= ${GCC_INCSDIR}/finclude
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# This is where GCC looks for it.
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FILES= libgfortran.spec
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FILESDIR= ${LIBDIR}
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.endif
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.include <bsd.lib.mk>

‎external/gpl3/gcc/lib/libgfortran/arch/aarch64/libgfortran.spec‎

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# This file is automatically generated. DO NOT EDIT!
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# Generated from: NetBSD: mknative-gcc,v 1.123 2026/01/17 23:43:46 mrg Exp
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# Generated from: NetBSD: mknative.common,v 1.16 2018/04/15 15:13:37 christos Exp
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#
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#
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# This spec file is read by gfortran when linking.
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# It is used to specify the libraries we need to link in, in the right
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# order.
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#
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%rename lib liborig
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*lib: -lm %(liborig)

‎external/gpl3/gcc/lib/libgfortran/arch/aarch64eb/libgfortran.spec‎

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# This file is automatically generated. DO NOT EDIT!
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# Generated from: NetBSD: mknative-gcc,v 1.123 2026/01/17 23:43:46 mrg Exp
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# Generated from: NetBSD: mknative.common,v 1.16 2018/04/15 15:13:37 christos Exp
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#
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#
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# This spec file is read by gfortran when linking.
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# It is used to specify the libraries we need to link in, in the right
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# order.
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#
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%rename lib liborig
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*lib: -lm %(liborig)

‎external/gpl3/gcc/lib/libgfortran/arch/alpha/libgfortran.spec‎

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# This file is automatically generated. DO NOT EDIT!
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# Generated from: NetBSD: mknative-gcc,v 1.123 2026/01/17 23:43:46 mrg Exp
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# Generated from: NetBSD: mknative.common,v 1.16 2018/04/15 15:13:37 christos Exp
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#
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#
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# This spec file is read by gfortran when linking.
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# It is used to specify the libraries we need to link in, in the right
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# order.
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#
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%rename lib liborig
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*lib: -lm %(liborig)

‎external/gpl3/gcc/lib/libgfortran/arch/earm/libgfortran.spec‎

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# This file is automatically generated. DO NOT EDIT!
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# Generated from: NetBSD: mknative-gcc,v 1.123 2026/01/17 23:43:46 mrg Exp
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# Generated from: NetBSD: mknative.common,v 1.16 2018/04/15 15:13:37 christos Exp
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#
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#
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# This spec file is read by gfortran when linking.
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# It is used to specify the libraries we need to link in, in the right
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# order.
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#
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%rename lib liborig
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*lib: -lm %(liborig)

‎external/gpl3/gcc/lib/libgfortran/arch/earmeb/libgfortran.spec‎

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# This file is automatically generated. DO NOT EDIT!
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# Generated from: NetBSD: mknative-gcc,v 1.123 2026/01/17 23:43:46 mrg Exp
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# Generated from: NetBSD: mknative.common,v 1.16 2018/04/15 15:13:37 christos Exp
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#
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#
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# This spec file is read by gfortran when linking.
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# It is used to specify the libraries we need to link in, in the right
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# order.
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#
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%rename lib liborig
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*lib: -lm %(liborig)

‎external/gpl3/gcc/lib/libgfortran/arch/earmhf/libgfortran.spec‎

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# This file is automatically generated. DO NOT EDIT!
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# Generated from: NetBSD: mknative-gcc,v 1.123 2026/01/17 23:43:46 mrg Exp
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# Generated from: NetBSD: mknative.common,v 1.16 2018/04/15 15:13:37 christos Exp
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#
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#
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# This spec file is read by gfortran when linking.
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# It is used to specify the libraries we need to link in, in the right
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# order.
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#
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%rename lib liborig
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*lib: -lm %(liborig)

‎external/gpl3/gcc/lib/libgfortran/arch/earmhfeb/libgfortran.spec‎

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# This file is automatically generated. DO NOT EDIT!
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# Generated from: NetBSD: mknative-gcc,v 1.123 2026/01/17 23:43:46 mrg Exp
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# Generated from: NetBSD: mknative.common,v 1.16 2018/04/15 15:13:37 christos Exp
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#
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#
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# This spec file is read by gfortran when linking.
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# It is used to specify the libraries we need to link in, in the right
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# order.
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#
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%rename lib liborig
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*lib: -lm %(liborig)

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