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6910664: C2: java/util/Arrays/Sorting.java fails with DeoptimizeALot flag

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Matcher::float_in_double should be true only when FPU is used for floats.

Reviewed-by: never, twisti
This commit is contained in:
Vladimir Kozlov 2010-02-19 10:04:16 -08:00
parent 3e1688a8cd
commit fa2d360cd5
5 changed files with 14 additions and 9 deletions
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4
hotspot/src/share/vm/opto/matcher.hpp
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@ -373,8 +373,8 @@ public:
// to implement the UseStrictFP mode.
static const bool strict_fp_requires_explicit_rounding;
// Do floats take an entire double register or just half?
static const bool float_in_double;
// Are floats conerted to double when stored to stack during deoptimization?
static bool float_in_double();
// Do ints take an entire long register or just half?
static const bool int_in_long;