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8170328: PPC64: Use andis instead of lis/and

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Reviewed-by: goetz, mdoerr
This commit is contained in:
Igor Nunes 2016-11-25 11:15:12 -02:00 committed by Martin Doerr
parent 947115f16f
commit 793c6e5da7
1 changed files with 13 additions and 0 deletions

13
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));