c7d32ff619
2006-10-29 Richard Guenther <rguenther@suse.de>
* builtins.c (expand_builtin_mathfn): Expand nearbyint as
rint in case -fno-trapping-math is enabled.
* config/i386/i386-protos.h (ix86_expand_rint): Declare.
* config/i386/i386.c (ix86_gen_TWO52): New static helper function.
(ix86_expand_sse_fabs): Likewise.
(ix86_expand_rint): New function expanding rint to x87 or SSE math.
* config/i386/i386.md (rintdf2): Enable for SSE math if
-fno-trapping-math is enabled, use ix86_expand_rint for expansion.
(rintsf2): Likewise.
* gcc.target/i386/math-torture/rint.c: New testcase.
* gcc.target/i386/math-torture/nearbyint.c: Likewise.
From-SVN: r118144
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