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Date:      Mon, 28 Nov 2016 03:52:10 -0800
From:      Mark Millard <markmi@dsl-only.net>
To:        FreeBSD Toolchain <freebsd-toolchain@freebsd.org>, FreeBSD PowerPC ML <freebsd-ppc@freebsd.org>
Cc:        Justin Hibbits <chmeeedalf@gmail.com>, Nathan Whitehorn <nwhitehorn@freebsd.org>
Subject:   head -r309179 clang 3.9.0 TARGET_ARCH=powerpc64 cross-built buildkernel stops for: rejected assembler notation
Message-ID:  <A5FF651F-3EEE-4A04-840D-9D899CBF6F47@dsl-only.net>

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[To get this far I had to use WERROR=3D to get past other C/C++ =
rejections.]

Below are some example errors that clang 3.9.0 reports for trying to
handle the assembler notations that are used:

--- hwpmc_e500.o ---
/usr/src/sys/modules/hwpmc/../../dev/hwpmc/hwpmc_e500.c:475:19: error: =
unrecognized instruction mnemonic
        uint32_t pmgc0 =3D mfpmr(PMR_PMGC0);
                         ^
./machine/pmc_mdep.h:24:21: note: expanded from macro 'mfpmr'
          __asm __volatile("mfpmr %0,%1" : "=3Dr"(val) : "K"(reg));      =
 \
                           ^
<inline asm>:1:2: note: instantiated into assembly here
        mfpmr 3,400
        ^
/usr/src/sys/modules/hwpmc/../../dev/hwpmc/hwpmc_e500.c:478:2: error: =
unrecognized instruction mnemonic
        mtpmr(PMR_PMGC0, pmgc0);
        ^
./machine/pmc_mdep.h:21:19: note: expanded from macro 'mtpmr'
        __asm __volatile("mtpmr %0,%1" : : "K"(reg), "r"(val))
                         ^
<inline asm>:1:2: note: instantiated into assembly here
        mtpmr 400,3
        ^
/usr/src/sys/modules/hwpmc/../../dev/hwpmc/hwpmc_e500.c:446:2: error: =
unrecognized instruction mnemonic
        mtpmr(PMR_PMGC0, PMGC_FAC | PMGC_PMIE | PMGC_FCECE);
        ^
./machine/pmc_mdep.h:21:19: note: expanded from macro 'mtpmr'
        __asm __volatile("mtpmr %0,%1" : : "K"(reg), "r"(val))
                         ^
<inline asm>:1:2: note: instantiated into assembly here
        mtpmr 400,3
        ^
/usr/src/sys/modules/hwpmc/../../dev/hwpmc/hwpmc_e500.c:408:14: error: =
unrecognized instruction mnemonic
                pmc_pmlc =3D mfpmr(PMR_PMLCa0);
                           ^
./machine/pmc_mdep.h:24:21: note: expanded from macro 'mfpmr'
          __asm __volatile("mfpmr %0,%1" : "=3Dr"(val) : "K"(reg));      =
 \
                           ^
<inline asm>:1:2: note: instantiated into assembly here
        mfpmr 10,144
        ^
/usr/src/sys/modules/hwpmc/../../dev/hwpmc/hwpmc_e500.c:410:3: error: =
unrecognized instruction mnemonic
                mtpmr(PMR_PMLCa0, pmc_pmlc);
                ^
./machine/pmc_mdep.h:21:19: note: expanded from macro 'mtpmr'
        __asm __volatile("mtpmr %0,%1" : : "K"(reg), "r"(val))
                         ^
<inline asm>:1:2: note: instantiated into assembly here
        mtpmr 144,10
        ^
/usr/src/sys/modules/hwpmc/../../dev/hwpmc/hwpmc_e500.c:413:14: error: =
unrecognized instruction mnemonic
                pmc_pmlc =3D mfpmr(PMR_PMLCa1);
                           ^
./machine/pmc_mdep.h:24:21: note: expanded from macro 'mfpmr'
          __asm __volatile("mfpmr %0,%1" : "=3Dr"(val) : "K"(reg));      =
 \
                           ^
<inline asm>:1:2: note: instantiated into assembly here
        mfpmr 10,145
        ^
/usr/src/sys/modules/hwpmc/../../dev/hwpmc/hwpmc_e500.c:415:3: error: =
unrecognized instruction mnemonic
                mtpmr(PMR_PMLCa1, pmc_pmlc);
                ^
./machine/pmc_mdep.h:21:19: note: expanded from macro 'mtpmr'
        __asm __volatile("mtpmr %0,%1" : : "K"(reg), "r"(val))
                         ^
<inline asm>:1:2: note: instantiated into assembly here
        mtpmr 145,10
        ^

=3D=3D=3D
Mark Millard
markmi at dsl-only.net




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