Bug#177671: unsubscribe
Am 21.01.2003 06:41:14, schrieb job@jobbogan.com:
>Package: gcc-3.2
>Version: 1:3.2.1-0pre3
>Severity: normal
>
>
>xine-lib-1-beta2 fails to compile w/ -march=pentium2 (or greater). it
>will compile w/ -march=pentiumpro or with any -mcpu setting.
>
>it looks like a failure in the FP register allocator or the MD for p2+
>class cpus. at least to my untrained eye. =)
>
>see below for output w/ different march settings.
>
>job
>
>coriander:~/xine-lib-1-beta2/src/libfaad# gcc-3.2 -march=pentium2 -DHAVE_CONFIG_
>H -I. -I. -I../.. -I../.. -I../../include -I../../include -I../../src -I../../sr
>c/xine-engine -I../../src/xine-engine -I../../src/xine-utils -Wall -D_REENTRANT
>-D_FILE_OFFSET_BITS=64 -DXINE_COMPILE -O3 -pipe -fomit-frame-pointer -falign-fun
>ctions=4 -falign-loops=4 -falign-jumps=4 -mpreferred-stack-boundary=2 -fexpensiv
>e-optimizations -fschedule-insns2 -fno-strict-aliasing -ffast-math -funroll-loop
>s -finline-functions -I/usr/include/kde/artsc -c cfft.c -MT cfft.lo -MD -MP -MF
>.deps/cfft.TPlo -DPIC -o cfft.lo
>cfft.c: In function `passf2':
>cfft.c:550: unable to find a register to spill in class `FLOAT_REGS'
>cfft.c:550: this is the insn:
>(insn 195 193 200 (set (subreg:SF (reg/v:DI 29 rmm0 [94]) 0)
> (minus:SF (mem:SF (plus:SI (mult:SI (reg/v:SI 1 edx [70])
> (const_int 8 [0x8]))
> (reg/v/f:SI 4 esi [62])) [0 S4 A32])
> (reg:SF 8 st(0) [105]))) 533 {*fop_sf_1_nosse} (insn_list 192 (nil))
> (expr_list:REG_DEAD (reg:SF 8 st(0) [105])
> (nil)))
>cfft.c:550: confused by earlier errors, bailing out
>coriander:~/xine-lib-1-beta2/src/libfaad# gcc-3.2 -march=pentiumpro -DHAVE_CONFI
>G_H -I. -I. -I../.. -I../.. -I../../include -I../../include -I../../src -I../../
>src/xine-engine -I../../src/xine-engine -I../../src/xine-utils -Wall -D_REENTRAN
>T -D_FILE_OFFSET_BITS=64 -DXINE_COMPILE -O3 -pipe -fomit-frame-pointer -falign-f
>unctions=4 -falign-loops=4 -falign-jumps=4 -mpreferred-stack-boundary=2 -fexpens
>ive-optimizations -fschedule-insns2 -fno-strict-aliasing -ffast-math -funroll-lo
>ops -finline-functions -I/usr/include/kde/artsc -c cfft.c -MT cfft.lo -MD -MP -M
>F .deps/cfft.TPlo -DPIC -o cfft.lo
>cfft.c: In function `cffti1':
>cfft.c:428: warning: `ntry' might be used uninitialized in this function
>coriander:~/xine-lib-1-beta2/src/libfaad# gcc-3.2 -mcpu=pentium2 -DHAVE_CONFIG_H
> -I. -I. -I../.. -I../.. -I../../include -I../../include -I../../src -I../../src
>/xine-engine -I../../src/xine-engine -I../../src/xine-utils -Wall -D_REENTRANT -
>D_FILE_OFFSET_BITS=64 -DXINE_COMPILE -O3 -pipe -fomit-frame-pointer -falign-func
>tions=4 -falign-loops=4 -falign-jumps=4 -mpreferred-stack-boundary=2 -fexpensive
>-optimizations -fschedule-insns2 -fno-strict-aliasing -ffast-math -funroll-loops
> -finline-functions -I/usr/include/kde/artsc -c cfft.c -MT cfft.lo -MD -MP -MF .
>deps/cfft.TPlo -DPIC -o cfft.lo
>cfft.c: In function `cffti1':
>cfft.c:428: warning: `ntry' might be used uninitialized in this function
>coriander:~/xine-lib-1-beta2/src/libfaad#
>
>
>
>-- System Information
>Debian Release: testing/unstable
>Architecture: i386
>Kernel: Linux coriander 2.4.18-686-smp #1 SMP Sun Apr 14 12:07:19 EST 2002 i686
>Locale: LANG=C, LC_CTYPE=C
>
>Versions of packages gcc-3.2 depends on:
>ii binutils 2.13.90.0.10-1 The GNU assembler, linker and bina
>ii cpp-3.2 1:3.2.1-0pre3 The GNU C preprocessor.
>ii gcc-3.2-base 1:3.2.1-0pre3 The GNU Compiler Collection (base
>ii libc6 2.2.5-14.3 GNU C Library: Shared libraries an
>ii libgcc1 1:3.2.1-0pre3 GCC support library.
>
>
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