Re: [Qemu-devel] Which compiler to use to compile current SVN

[Brad Campbell]

Thiemo Seufer wrote:

> > gcc-3.4  -fomit-frame-pointer -I. -I.. 
> > -I/tracks/src/src/qemu.new/target-i386 -I/tracks/src/src/qemu.new -MMD 
> > -MP -DNEED_CPU_H -D_GNU_SOURCE -D_FILE_OFFSET_BITS=64  
> > -D_LARGEFILE_SOURCE -I/tracks/src/src/qemu.new/tcg 
> > -I/tracks/src/src/qemu.new/tcg/i386 -I/tracks/src/src/qemu.new/fpu 
> > -DHAS_AUDIO -DHAS_AUDIO_CHOICE -I/tracks/src/src/qemu.new/slirp  
> > -march=pentium-mmx -Wall -O2 -g -fno-strict-aliasing  -m32 -c -o helper.o 
>   ^^^^^^^^^^^^^^^^^^
>
> Too much optimization. IIRC a known problem, -march needs to be a pre-MMX
> cpu.

So I'd believed.. however, I've tried 
-march=[i386,i486,i586,i686,pentium,pentium-mmx] ...

gcc-3.4 -I. -I.. -I/tracks/src/src/qemu.new/target-i386 -I/tracks/src/src/qemu.new -MMD -MP 
-DNEED_CPU_H -D_GNU_SOURCE -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE -I/tracks/src/src/qemu.new/tcg 
-I/tracks/src/src/qemu.new/tcg/i386 -I/tracks/src/src/qemu.new/fpu -DHAS_AUDIO -DHAS_AUDIO_CHOICE 
-I/tracks/src/src/qemu.new/slirp -march=i386 -Wall -O2 -g -fno-strict-aliasing  -m32 -c -o kqemu.o 
/tracks/src/src/qemu.new/kqemu.c
gcc-3.4 -march=i386 -Wall -O2 -g -fno-strict-aliasing  -fno-reorder-blocks  -fno-gcse 
-fno-optimize-sibling-calls  -fno-crossjumping  -fno-align-labels  -fno-align-jumps 
-fno-align-functions   -mpreferred-stack-boundary=2 -fomit-frame-pointer  -m32 -I. -I.. 
-I/tracks/src/src/qemu.new/target-i386 -I/tracks/src/src/qemu.new -MMD -MP -DNEED_CPU_H 
-D_GNU_SOURCE -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE -I/tracks/src/src/qemu.new/tcg 
-I/tracks/src/src/qemu.new/tcg/i386 -I/tracks/src/src/qemu.new/fpu -DHAS_AUDIO -DHAS_AUDIO_CHOICE 
-I/tracks/src/src/qemu.new/slirp -c -o op.o /tracks/src/src/qemu.new/target-i386/op.c
/tracks/src/src/qemu.new/target-i386/ops_sse.h: In function `op_pshufw_mmx':
/tracks/src/src/qemu.new/target-i386/ops_sse.h:597: error: unable to find a register to spill in 
class `GENERAL_REGS'
/tracks/src/src/qemu.new/target-i386/ops_sse.h:597: error: this is the insn:
(insn:HI 18 17 19 0 /tracks/src/src/qemu.new/target-i386/ops_sse.h:592 (set (strict_low_part 
(subreg:HI (reg/v:DI 58 [ r ]) 0))
        (mem/s/j:HI (plus:SI (mult:SI (reg:SI 62)
                    (const_int 2 [0x2]))
                (reg/v/f:SI 60 [ s ])) [0 <variable>._w S2 A16])) 54 {*movstricthi_1} (insn_list 16 
(insn_list 12 (insn_list 50 (nil))))
    (expr_list:REG_DEAD (reg:SI 62)
        (nil)))
/tracks/src/src/qemu.new/target-i386/ops_sse.h:597: confused by earlier errors, 
bailing out
make[1]: *** [op.o] Error 1
make[1]: Leaving directory `/tracks/src/src/qemu.new/i386-softmmu'
make: *** [subdir-i386-softmmu] Error 2

address@hidden:/tracks/src/src/qemu.new$ cat build
#!/bin/bash

make clean
CFLAGS=-march=i386 ./configure --target-list=i386-softmmu --enable-alsa
make

address@hidden:/tracks/src/src/qemu.new$ cat Makefile.target | grep march
OP_CFLAGS := -march=i386 -Wall -O2 -g -fno-strict-aliasing

How is _anybody_ compiling this source?
Someone please give me a clue here...

Brad
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