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authorYiran Wang <yiran@google.com>2015-06-23 15:33:17 -0700
committerYiran Wang <yiran@google.com>2015-06-29 10:56:28 -0700
commit1d9fec7937f45dde5e04cac966a2d9a12f2fc15a (patch)
tree3fbcd18a379a05fd6d43491a107e1f36bc61b185 /gcc-4.9/gcc/config/rs6000/rs6000.opt
parentf378ebf14df0952eae870c9865bab8326aa8f137 (diff)
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Synchronize with google/gcc-4_9 to r224707 (from r214835)
Change-Id: I3d6f06fc613c8f8b6a82143dc44b7338483aac5d
Diffstat (limited to 'gcc-4.9/gcc/config/rs6000/rs6000.opt')
-rw-r--r--gcc-4.9/gcc/config/rs6000/rs6000.opt4
1 files changed, 4 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/config/rs6000/rs6000.opt b/gcc-4.9/gcc/config/rs6000/rs6000.opt
index 4c1a02a..4d0d5e7 100644
--- a/gcc-4.9/gcc/config/rs6000/rs6000.opt
+++ b/gcc-4.9/gcc/config/rs6000/rs6000.opt
@@ -588,3 +588,7 @@ Allow double variables in upper registers with -mcpu=power7 or -mvsx
mupper-regs-sf
Target Undocumented Mask(UPPER_REGS_SF) Var(rs6000_isa_flags)
Allow float variables in upper registers with -mcpu=power8 or -mp8-vector
+
+moptimize-swaps
+Target Undocumented Var(rs6000_optimize_swaps) Init(1) Save
+Analyze and remove doubleword swaps from VSX computations.