Mercurial > hg > truffle
diff src/cpu/sparc/vm/sparc.ad @ 1274:2883969d09e7
6910664: C2: java/util/Arrays/Sorting.java fails with DeoptimizeALot flag
Summary: Matcher::float_in_double should be true only when FPU is used for floats.
Reviewed-by: never, twisti
author | kvn |
---|---|
date | Fri, 19 Feb 2010 10:04:16 -0800 |
parents | f24201449cac |
children | 9e321dcfa5b7 |
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--- a/src/cpu/sparc/vm/sparc.ad Thu Feb 18 15:05:10 2010 -0800 +++ b/src/cpu/sparc/vm/sparc.ad Fri Feb 19 10:04:16 2010 -0800 @@ -1803,8 +1803,9 @@ // to implement the UseStrictFP mode. const bool Matcher::strict_fp_requires_explicit_rounding = false; -// Do floats take an entire double register or just half? -const bool Matcher::float_in_double = false; +// Are floats conerted to double when stored to stack during deoptimization? +// Sparc does not handle callee-save floats. +bool Matcher::float_in_double() { return false; } // Do ints take an entire long register or just half? // Note that we if-def off of _LP64.