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Re: problem building glibc-2.3.2 for sparc32
- From: Balint Cristian <rezso at rdsor dot ro>
- To: libc-alpha at sources dot redhat dot com
- Cc: Dan Kegel <dank at kegel dot com>
- Date: Mon, 10 May 2004 17:35:33 -0400
- Subject: Re: problem building glibc-2.3.2 for sparc32
- Organization: Home
- References: <409F2817.7070703@kegel.com>
On Monday 10 May 2004 02:58, Dan Kegel wrote:
> Using binutils-2.15.90.0.3, gcc-3.4.0, and glibc-2.3.2,
> I have trouble building glibc for sparc32-linux when it
> tries to assemble memcpy.S. Anyone run into this before?
>
> Here's a partial log:
>
> sparc-unknown-linux-gnu-gcc ../sysdeps/sparc/sparc32/memcpy.S -c ... -DASSEMBLER -D__ASSEMBLY__ -o .../build-glibc/string/memcpy.o
> ../sysdeps/sparc/sparc32/memcpy.S: Assembler messages:
> ../sysdeps/sparc/sparc32/memcpy.S:761: Error: bad expression
> ../sysdeps/sparc/sparc32/memcpy.S:761: Error: Illegal operands
> ../sysdeps/sparc/sparc32/memcpy.S:762: Error: bad expression
> ../sysdeps/sparc/sparc32/memcpy.S:762: Error: Illegal operands
> ../sysdeps/sparc/sparc32/memcpy.S:763: Error: bad expression
> ../sysdeps/sparc/sparc32/memcpy.S:763: Error: Illegal operands
> ../sysdeps/sparc/sparc32/memcpy.S:764: Error: bad expression
> ../sysdeps/sparc/sparc32/memcpy.S:764: Error: Illegal operands
> ../sysdeps/sparc/sparc32/memcpy.S:773: Error: bad expression
> ../sysdeps/sparc/sparc32/memcpy.S:773: Error: Illegal operands
> ...
> ../sysdeps/sparc/sparc32/memcpy.S:845: Error: bad expression
> ../sysdeps/sparc/sparc32/memcpy.S:845: Error: Illegal operands
try a little bit older/newer binutils.
I runned into same problem a week ago, and binutils was the problem.
> make[2]: *** [.../crosstool-0.28-rc13/build/sparc-unknown-linux-gnu/gcc-3.4.0-glibc-2.3.2/build-glibc/string/memcpy.o] Error 1
>
> Here are lines 760-765 of glibc-2.3.2/sysdeps/sparc/sparc32/memcpy.S
> 760 ld [%o0 - 7], %o4
> 761 4: SMOVE_CHUNK(o1, o0, 0x00, g2, g3, g4, g5, o4, o5, g6, g1, 8, 24, -3)
> 762 SMOVE_CHUNK(o1, o0, 0x10, g2, g3, g4, g5, o4, o5, g6, g1, 8, 24, -3)
> 763 SMOVE_CHUNK(o1, o0, 0x20, g2, g3, g4, g5, o4, o5, g6, g1, 8, 24, -3)
> 764 SMOVE_CHUNK(o1, o0, 0x30, g2, g3, g4, g5, o4, o5, g6, g1, 8, 24, -3)
> 765 subcc %o3, 64, %o3
>
> where SMOVE_CHUNK was defined above as
>
> #define SMOVE_CHUNK(src, dst, offset, t0, t1, t2, t3, t4, t5, t6, prev, shil, shir, offset2) \
> ldd [%src + offset + 0x00], %t0; \
> ldd [%src + offset + 0x08], %t2; \
> srl %t0, shir, %t5; \
> srl %t1, shir, %t6; \
> sll %t0, shil, %t0; \
> or %t5, %prev, %t5; \
> sll %t1, shil, %prev; \
> or %t6, %t0, %t0; \
> srl %t2, shir, %t1; \
> srl %t3, shir, %t6; \
> sll %t2, shil, %t2; \
> or %t1, %prev, %t1; \
> std %t4, [%dst + offset + offset2 - 0x04]; \
> std %t0, [%dst + offset + offset2 + 0x04]; \
> sll %t3, shil, %prev; \
> or %t6, %t2, %t4;
>
> I don't know sparc assembly, so I'm not sure what gas is complaining about.
>
> In case anyone wants to reproduce it, here's how:
>
> wget http://kegel.com/crosstool/crosstool-0.28-rc13.tar.gz
> tar -xzvf crosstool-0.28-rc13.tar.gz
> cd crosstool-0.28-rc13
> sudo mkdir -p /opt/crosstool
> sudo chown $USER /opt/crosstool
> sh demo-sparc.sh
>
> The patches applied to e.g. glibc-2.3.2 by the above are
> documented in crosstool-0.28-rc13/patches/glibc-2.3.2,
> and are the minimum needed to build a gcc/glibc toolchain
> across all the platforms I'm trying; most are backports
> from CVS, or workarounds for gcc issues.
>
> - Dan
>