[Bug target/49257] -mfpmath=sse generates x87 instructions on 32 bits OS

[ubizjak at gmail dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49257

Uros Bizjak <ubizjak at gmail dot com> changed:

           What    |Removed                     |Added
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  Attachment #24413|0                           |1
        is obsolete|                            |
             Status|NEW                         |ASSIGNED
         AssignedTo|unassigned at gcc dot       |ubizjak at gmail dot com
                   |gnu.org                     |

--- Comment #8 from Uros Bizjak <ubizjak at gmail dot com> 2011-06-06 18:33:50 
UTC ---
Created attachment 24451
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=24451
Patch in testing.

Patch that wires up ix86_expand_convert_sign_didf_sse and uses this function to
implement ix86_expand_convert_sign_disf_sse.

The patch fixes the testcase, but in addition to -msse2 -mfpmath=sse,
-mno-80387 is also needed to prevent expansion through floatdixf