target/9068: [3.4 regression] [x86] comisd & comiss constraints are incorrect

[Jan Hubicka]

> Old Synopsis: [x86] comisd & comiss intel-syntax constraints are incorrect
> New Synopsis: [3.4 regression] [x86] comisd & comiss constraints are incorrect
> 
> State-Changed-From-To: open->analyzed
> State-Changed-By: bangerth
> State-Changed-When: Fri Jan 10 16:32:10 2003
> State-Changed-Why:
>     Confirmed. This also happens on x86-linux, and has nothing
>     to do with intel asm syntax, since I can reproduce it
>     with this smaller testcase
>     ----------------------------------
>     int foo(int count, double sum) {
>         return (sum/count > 0.0000001);
>     }
>     --------------------------------
>     and the following (shorter) command line:
>       tmp/g> /home/bangerth/bin/gcc-3.4-pre/bin/c++ -msse2 x.c
>       x.c: In function `int foo(int, double)':
>       x.c:3: internal compiler error: in get_attr_length_immediate, at insn-attrtab.c
>        :22751
>       Please submit a full bug report,

This should be independent problem I fixed yesterday.
>     
>     This is a regression w.r.t. 3.3, where things worked, 
>     although probably more by chance.
>     Jan, you are the author of the hunk of code that the patch
>     in this report touches. Can you comment on its validity?
>     
>     Thinking more about it, the original report probably
>     was about this code (which indeed fails only with intel
>     asm syntax):
>     -----------------------------
>     int foo(double sum) {
>         return (sum > 0.0000001);
>     }
>     -------------------------------
>     tmp/g> /home/bangerth/bin/gcc-3.4-pre/bin/c++ -msse2 -Wall -march=pentium4 -ffast-math -mfpmath=sse -masm=intel x.c
>     x.c: In function `int foo(double)':
>     x.c:3: internal compiler error: output_operand: operand number missing after
>        %-letter
>     Please submit a full bug report,
I will fix this too.

Honza