svn commit: r356054 - in head: share/mk stand

Mark Millard marklmi at yahoo.com
Wed Dec 25 05:26:48 UTC 2019


In:

+# Defines a variable for Binutils linker, to be used to workaround some
+# issue with LLVM LLD (i.e. support for PowerPC32 bit on PowerPC64)
+#
+# This is an unavoidable cross coupling with Makefile.inc1 and
+# normal builds works when CROSS_BINUTILS_PREFIX and could be removed
+# when LLD PowerPC 32 bit support is completed
+.if defined(CROSS_BINUTILS_PREFIX)
+LD_BFD=${LOCALBASE}/bin/${CROSS_BINUTILS_PREFIX}-ld.bfd
+.else
+LD_BFD=${OBJTOP}/tmp/usr/bin/ld.bfd
+.endif

I'm confused by the 2 lines:

+.if defined(CROSS_BINUTILS_PREFIX)
+LD_BFD=${LOCALBASE}/bin/${CROSS_BINUTILS_PREFIX}-ld.bfd

Looking in /usr/local/share/toolchains/*.mk I see
CROSS_BINUTILS_PREFIX as a full path in each case
( based on devel/freebsd-gcc[69] in my context):

# grep -r CROSS_BINU /usr/local/share/toolchains/ | more
/usr/local/share/toolchains/aarch64-gcc6.mk:CROSS_BINUTILS_PREFIX=/usr/local/aarch64-unknown-freebsd13.0/bin/
/usr/local/share/toolchains/amd64-gcc6.mk:CROSS_BINUTILS_PREFIX=/usr/local/x86_64-unknown-freebsd13.0/bin/
/usr/local/share/toolchains/powerpc64-gcc6.mk:CROSS_BINUTILS_PREFIX=/usr/local/powerpc64-unknown-freebsd13.0/bin/
/usr/local/share/toolchains/aarch64-gcc9.mk:CROSS_BINUTILS_PREFIX=/usr/local/aarch64-unknown-freebsd13.0/bin/
/usr/local/share/toolchains/amd64-gcc9.mk:CROSS_BINUTILS_PREFIX=/usr/local/x86_64-unknown-freebsd13.0/bin/
/usr/local/share/toolchains/powerpc64-gcc9.mk:CROSS_BINUTILS_PREFIX=/usr/local/powerpc64-unknown-freebsd13.0/bin/
/usr/local/share/toolchains/powerpc-gcc9.mk:CROSS_BINUTILS_PREFIX=/usr/local/powerpc-unknown-freebsd13.0/bin/

And when I look in /usr/srcv/Makefile.inc1 I see:

/usr/src/Makefile.inc1:CROSS_BINUTILS_PREFIX=/usr/local/${TARGET_TRIPLE}/bin/

Having an overall path structure like:

${LOCALBASE}/bin/usr/local/powerpc64-unknown-freebsd13.0/bin/-ld.bfd

seems strange (using powerpc64 as an example).

===
Mark Millard
marklmi at yahoo.com
( dsl-only.net went
away in early 2018-Mar)



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