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FPA vs VFP?
- From: C B <csb_80 at hotmail dot com>
- To: <ecos-discuss at ecos dot sourceware dot org>
- Date: Wed, 28 Nov 2007 08:23:58 -0500
- Subject: [ECOS] FPA vs VFP?
I think I've very close to finally getting my eCos application in working order. I seemed to have stumbled over one last issue related to the incompatibility of FPA and VFP. I'm trying to build for a target using the armv5te instruction set and have eCos building fine with arm-elf-gcc 4.1.1 using VFP. I'm also compiling my application using VFP but when I try and link everything I get error messages that indicate that several of the arm-elf libs use FPA and therefore I'm unable to build my target executable. Do I need to rebuild my gcc installation or is there something more simple that I can do to avoid this?
Linker output:
Building target: eCos_Test.exe
Invoking: Cygwin C Linker
arm-elf-gcc -nostartfiles -nodefaultlibs -nostdlib -static -L"C:\cygwin\opt\ecos\ecos-cvs\cb5\cb5_install\lib" -Ttarget.ld -g -march=armv5te -Wl,-Map,mapfile.txt -mcpu=xscale -o"eCos_Test.exe" ./hello.o
/ecos-c/Program Files/GNUARM/bin/../lib/gcc/arm-elf/4.1.1/../../../../arm-elf/bin/ld: ERROR: /ecos-c/Program Files/GNUARM/bin/../lib/gcc/arm-elf/4.1.1/libgcc.a(_udivsi3.o) uses FPA instructions, whereas eCos_Test.exe does not
/ecos-c/Program Files/GNUARM/bin/../lib/gcc/arm-elf/4.1.1/../../../../arm-elf/bin/ld: failed to merge target specific data of file /ecos-c/Program Files/GNUARM/bin/../lib/gcc/arm-elf/4.1.1/libgcc.a(_udivsi3.o)
/ecos-c/Program Files/GNUARM/bin/../lib/gcc/arm-elf/4.1.1/../../../../arm-elf/bin/ld: ERROR: /ecos-c/Program Files/GNUARM/bin/../lib/gcc/arm-elf/4.1.1/libgcc.a(_divsi3.o) uses FPA instructions, whereas eCos_Test.exe does not
/ecos-c/Program Files/GNUARM/bin/../lib/gcc/arm-elf/4.1.1/../../../../arm-elf/bin/ld: failed to merge target specific data of file /ecos-c/Program Files/GNUARM/bin/../lib/gcc/arm-elf/4.1.1/libgcc.a(_divsi3.o)
/ecos-c/Program Files/GNUARM/bin/../lib/gcc/arm-elf/4.1.1/../../../../arm-elf/bin/ld: ERROR: /ecos-c/Program Files/GNUARM/bin/../lib/gcc/arm-elf/4.1.1/libgcc.a(_umodsi3.o) uses FPA instructions, whereas eCos_Test.exe does not
/ecos-c/Program Files/GNUARM/bin/../lib/gcc/arm-elf/4.1.1/../../../../arm-elf/bin/ld: failed to merge target specific data of file /ecos-c/Program Files/GNUARM/bin/../lib/gcc/arm-elf/4.1.1/libgcc.a(_umodsi3.o)
/ecos-c/Program Files/GNUARM/bin/../lib/gcc/arm-elf/4.1.1/../../../../arm-elf/bin/ld: ERROR: /ecos-c/Program Files/GNUARM/bin/../lib/gcc/arm-elf/4.1.1/libgcc.a(_modsi3.o) uses FPA instructions, whereas eCos_Test.exe does not
/ecos-c/Program Files/GNUARM/bin/../lib/gcc/arm-elf/4.1.1/../../../../arm-elf/bin/ld: failed to merge target specific data of file /ecos-c/Program Files/GNUARM/bin/../lib/gcc/arm-elf/4.1.1/libgcc.a(_modsi3.o)
/ecos-c/Program Files/GNUARM/bin/../lib/gcc/arm-elf/4.1.1/../../../../arm-elf/bin/ld: ERROR: /ecos-c/Program Files/GNUARM/bin/../lib/gcc/arm-elf/4.1.1/libgcc.a(_dvmd_tls.o) uses FPA instructions, whereas eCos_Test.exe does not
/ecos-c/Program Files/GNUARM/bin/../lib/gcc/arm-elf/4.1.1/../../../../arm-elf/bin/ld: failed to merge target specific data of file /ecos-c/Program Files/GNUARM/bin/../lib/gcc/arm-elf/4.1.1/libgcc.a(_dvmd_tls.o)
/ecos-c/Program Files/GNUARM/bin/../lib/gcc/arm-elf/4.1.1/../../../../arm-elf/bin/ld: ERROR: /ecos-c/Program Files/GNUARM/bin/../lib/gcc/arm-elf/4.1.1/libgcc.a(_addsubdf3.o) uses FPA instructions, whereas eCos_Test.exe does not
/ecos-c/Program Files/GNUARM/bin/../lib/gcc/arm-elf/4.1.1/../../../../arm-elf/bin/ld: failed to merge target specific data of file /ecos-c/Program Files/GNUARM/bin/../lib/gcc/arm-elf/4.1.1/libgcc.a(_addsubdf3.o)
/ecos-c/Program Files/GNUARM/bin/../lib/gcc/arm-elf/4.1.1/../../../../arm-elf/bin/ld: ERROR: /ecos-c/Program Files/GNUARM/bin/../lib/gcc/arm-elf/4.1.1/libgcc.a(_muldivdf3.o) uses FPA instructions, whereas eCos_Test.exe does not
/ecos-c/Program Files/GNUARM/bin/../lib/gcc/arm-elf/4.1.1/../../../../arm-elf/bin/ld: failed to merge target specific data of file /ecos-c/Program Files/GNUARM/bin/../lib/gcc/arm-elf/4.1.1/libgcc.a(_muldivdf3.o)
/ecos-c/Program Files/GNUARM/bin/../lib/gcc/arm-elf/4.1.1/../../../../arm-elf/bin/ld: ERROR: /ecos-c/Program Files/GNUARM/bin/../lib/gcc/arm-elf/4.1.1/libgcc.a(_cmpdf2.o) uses FPA instructions, whereas eCos_Test.exe does not
/ecos-c/Program Files/GNUARM/bin/../lib/gcc/arm-elf/4.1.1/../../../../arm-elf/bin/ld: failed to merge target specific data of file /ecos-c/Program Files/GNUARM/bin/../lib/gcc/arm-elf/4.1.1/libgcc.a(_cmpdf2.o)
/ecos-c/Program Files/GNUARM/bin/../lib/gcc/arm-elf/4.1.1/../../../../arm-elf/bin/ld: ERROR: /ecos-c/Program Files/GNUARM/bin/../lib/gcc/arm-elf/4.1.1/libgcc.a(_unorddf2.o) uses FPA instructions, whereas eCos_Test.exe does not
/ecos-c/Program Files/GNUARM/bin/../lib/gcc/arm-elf/4.1.1/../../../../arm-elf/bin/ld: failed to merge target specific data of file /ecos-c/Program Files/GNUARM/bin/../lib/gcc/arm-elf/4.1.1/libgcc.a(_unorddf2.o)
/ecos-c/Program Files/GNUARM/bin/../lib/gcc/arm-elf/4.1.1/../../../../arm-elf/bin/ld: ERROR: /ecos-c/Program Files/GNUARM/bin/../lib/gcc/arm-elf/4.1.1/libgcc.a(_fixdfsi.o) uses FPA instructions, whereas eCos_Test.exe does not
/ecos-c/Program Files/GNUARM/bin/../lib/gcc/arm-elf/4.1.1/../../../../arm-elf/bin/ld: failed to merge target specific data of file /ecos-c/Program Files/GNUARM/bin/../lib/gcc/arm-elf/4.1.1/libgcc.a(_fixdfsi.o)
/ecos-c/Program Files/GNUARM/bin/../lib/gcc/arm-elf/4.1.1/../../../../arm-elf/bin/ld: ERROR: /ecos-c/Program Files/GNUARM/bin/../lib/gcc/arm-elf/4.1.1/libgcc.a(_truncdfsf2.o) uses FPA instructions, whereas eCos_Test.exe does not
/ecos-c/Program Files/GNUARM/bin/../lib/gcc/arm-elf/4.1.1/../../../../arm-elf/bin/ld: failed to merge target specific data of file /ecos-c/Program Files/GNUARM/bin/../lib/gcc/arm-elf/4.1.1/libgcc.a(_truncdfsf2.o)
/ecos-c/Program Files/GNUARM/bin/../lib/gcc/arm-elf/4.1.1/../../../../arm-elf/bin/ld: ERROR: /ecos-c/Program Files/GNUARM/bin/../lib/gcc/arm-elf/4.1.1/libgcc.a(_divdi3.o) uses FPA instructions, whereas eCos_Test.exe does not
/ecos-c/Program Files/GNUARM/bin/../lib/gcc/arm-elf/4.1.1/../../../../arm-elf/bin/ld: failed to merge target specific data of file /ecos-c/Program Files/GNUARM/bin/../lib/gcc/arm-elf/4.1.1/libgcc.a(_divdi3.o)
/ecos-c/Program Files/GNUARM/bin/../lib/gcc/arm-elf/4.1.1/../../../../arm-elf/bin/ld: ERROR: /ecos-c/Program Files/GNUARM/bin/../lib/gcc/arm-elf/4.1.1/libgcc.a(_udivdi3.o) uses FPA instructions, whereas eCos_Test.exe does not
/ecos-c/Program Files/GNUARM/bin/../lib/gcc/arm-elf/4.1.1/../../../../arm-elf/bin/ld: failed to merge target specific data of file /ecos-c/Program Files/GNUARM/bin/../lib/gcc/arm-elf/4.1.1/libgcc.a(_udivdi3.o)
/ecos-c/Program Files/GNUARM/bin/../lib/gcc/arm-elf/4.1.1/../../../../arm-elf/bin/ld: ERROR: /ecos-c/Program Files/GNUARM/bin/../lib/gcc/arm-elf/4.1.1/libgcc.a(_umoddi3.o) uses FPA instructions, whereas eCos_Test.exe does not
/ecos-c/Program Files/GNUARM/bin/../lib/gcc/arm-elf/4.1.1/../../../../arm-elf/bin/ld: failed to merge target specific data of file /ecos-c/Program Files/GNUARM/bin/../lib/gcc/arm-elf/4.1.1/libgcc.a(_umoddi3.o)
/ecos-c/Program Files/GNUARM/bin/../lib/gcc/arm-elf/4.1.1/../../../../arm-elf/bin/ld: ERROR: /ecos-c/Program Files/GNUARM/bin/../lib/gcc/arm-elf/4.1.1/libgcc.a(_clz.o) uses FPA instructions, whereas eCos_Test.exe does not
/ecos-c/Program Files/GNUARM/bin/../lib/gcc/arm-elf/4.1.1/../../../../arm-elf/bin/ld: failed to merge target specific data of file /ecos-c/Program Files/GNUARM/bin/../lib/gcc/arm-elf/4.1.1/libgcc.a(_clz.o)
collect2: ld returned 1 exit status
make: *** [eCos_Test.exe] Error 1
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