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From: <sv...@va...> - 2014-02-05 11:02:41
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Author: sewardj
Date: Wed Feb 5 11:02:34 2014
New Revision: 13787
Log:
Update.
Modified:
trunk/README.aarch64
Modified: trunk/README.aarch64
==============================================================================
--- trunk/README.aarch64 (original)
+++ trunk/README.aarch64 Wed Feb 5 11:02:34 2014
@@ -206,3 +206,20 @@
ubfm/sbfm etc: special case cases that are simple shifts, as iropt
can't always simplify the general-case IR to a shift in such cases.
+
+
+LDP,STP (immediate, simm7) (FP&VEC)
+should zero out hi parts of dst registers in the LDP case
+
+
+DUP insns: use Iop_Dup8x16, Iop_Dup16x8, Iop_Dup32x4
+rather than doing it "by hand"
+
+
+Any place where ZeroHI64ofV128 is used in conjunction with
+FP vector IROps: find a way to make sure that arithmetic on
+the upper half of the values is "harmless."
+
+
+math_MINMAXV: use real Iop_Cat{Odd,Even}Lanes ops rather than
+inline scalar code
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