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i386.c (override_options): Disable x87 fancy math intrinsics if -mfpmath= doesn't include 387 (default on... 

* config/i386/i386.c (override_options): Disable x87 fancy math
	intrinsics if -mfpmath= doesn't include 387 (default on x86_64).

From-SVN: r91267
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Roger Sayle 2004-11-25 02:05:21 +00:00 committed by Roger Sayle
parent 2102b2fe72
commit ec0641f612
2 changed files with 9 additions and 0 deletions
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gcc/ChangeLog
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@ -1,3 +1,8 @@
2004-11-24 Roger Sayle <roger@eyesopen.com>
* config/i386/i386.c (override_options): Disable x87 fancy math
intrinsics if -mfpmath= doesn't include 387 (default on x86_64).
2004-11-24 Roger Sayle <roger@eyesopen.com>
* configure.ac: Tweak test for HAVE_DECL_LDGETNAME to avoid a

4
gcc/config/i386/i386.c
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@ -1545,6 +1545,10 @@ override_options (void)
error ("bad value (%s) for -mfpmath= switch", ix86_fpmath_string);
}
/* If fpmath doesn't include 387, disable use of x87 intrinsics. */
if (! (ix86_fpmath & FPMATH_387))
target_flags |= MASK_NO_FANCY_MATH_387;
/* It makes no sense to ask for just SSE builtins, so MMX is also turned
on by -msse. */
if (TARGET_SSE)