hg: jdk/submit: 8217561: X86: Add floating-point Math.min/max intrinsics (callsite-sensitive heuristic)

[bsrbnd at gmail.com]

Changeset: d164e0b595e6
Author:    bsrbnd
Date:      2019-02-27 17:10 +0100
URL:       http://hg.openjdk.java.net/jdk/submit/rev/d164e0b595e6

8217561: X86: Add floating-point Math.min/max intrinsics (callsite-sensitive heuristic)
Summary: Implementation using a callsite-sensitive heuristic and taking care of the non-conformance with the Java doc of x86 min/max for +/-0.0 and NaN
Reviewed-by: aph, kvn, neliasso, sviswanathan, adinn
Contributed-by: Jatin Bhateja <jatin.bhateja at intel.com>

! src/hotspot/share/opto/library_call.cpp
! test/hotspot/jtreg/compiler/intrinsics/math/TestFpMinMaxIntrinsics.java