From 793c6e5da72d817b7ddbcccb93d6c0d61f299954 Mon Sep 17 00:00:00 2001
From: Igor Nunes <igor.nunes@eldorado.org.br>
Date: Fri, 25 Nov 2016 11:15:12 -0200
Subject: [PATCH] 8170328: PPC64: Use andis instead of lis/and
Reviewed-by: goetz, mdoerr
---
hotspot/src/cpu/ppc/vm/ppc.ad | 13 +++++++++++++
1 file changed, 13 insertions(+)
diff --git a/hotspot/src/cpu/ppc/vm/ppc.ad b/hotspot/src/cpu/ppc/vm/ppc.ad
index 4c50b9b0448..91b5756802b 100644
--- a/hotspot/src/cpu/ppc/vm/ppc.ad
+++ b/hotspot/src/cpu/ppc/vm/ppc.ad
@@ -9580,6 +9580,19 @@ instruct andI_reg_reg(iRegIdst dst, iRegIsrc src1, iRegIsrc src2) %{
ins_pipe(pipe_class_default);
%}
+// Left shifted Immediate And
+instruct andI_reg_immIhi16(iRegIdst dst, iRegIsrc src1, immIhi16 src2, flagsRegCR0 cr0) %{
+ match(Set dst (AndI src1 src2));
+ effect(KILL cr0);
+ format %{ "ANDIS $dst, $src1, $src2.hi" %}
+ size(4);
+ ins_encode %{
+ // TODO: PPC port $archOpcode(ppc64Opcode_andis_);
+ __ andis_($dst$$Register, $src1$$Register, (int)((unsigned short)(($src2$$constant & 0xFFFF0000) >> 16)));
+ %}
+ ins_pipe(pipe_class_default);
+%}
+
// Immediate And
instruct andI_reg_uimm16(iRegIdst dst, iRegIsrc src1, uimmI16 src2, flagsRegCR0 cr0) %{
match(Set dst (AndI src1 src2));