stan/jdk-24
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

8179933: AArch64: Incorrect match rule for immL_255

Browse Source 
The match rule fix will enable instructs like: SubExtL_uxtb_and and AddExtL_uxtb_and etc. Also rename immL_63 to the proper name: immI_63.

Reviewed-by: aph
This commit is contained in:
Zhongwei Yao 2017-05-12 14:59:35 +08:00 committed by Ningsheng Jian
parent 2614e75f50
commit d9c1f52541
1 changed files with 14 additions and 14 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

28
hotspot/src/cpu/aarch64/vm/aarch64.ad
View File

@ -5423,6 +5423,16 @@ operand immI_56()
interface(CONST_INTER); interface(CONST_INTER);
%} %}
operand immI_63()
%{
predicate(n->get_int() == 63);
match(ConI);
op_cost(0);
format %{ %}
interface(CONST_INTER);
%}
operand immI_64() operand immI_64()
%{ %{
predicate(n->get_int() == 64); predicate(n->get_int() == 64);
@ -5453,20 +5463,10 @@ operand immI_65535()
interface(CONST_INTER); interface(CONST_INTER);
%} %}
operand immL_63()
%{
predicate(n->get_int() == 63);
match(ConI);
op_cost(0);
format %{ %}
interface(CONST_INTER);
%}
operand immL_255() operand immL_255()
%{ %{
predicate(n->get_int() == 255); predicate(n->get_long() == 255L);
match(ConI); match(ConL);
op_cost(0); op_cost(0);
format %{ %} format %{ %}
@ -11146,7 +11146,7 @@ instruct divL(iRegLNoSp dst, iRegL src1, iRegL src2) %{
ins_pipe(ldiv_reg_reg); ins_pipe(ldiv_reg_reg);
%} %}
instruct signExtractL(iRegLNoSp dst, iRegL src1, immL_63 div1, immL_63 div2) %{ instruct signExtractL(iRegLNoSp dst, iRegL src1, immI_63 div1, immI_63 div2) %{
match(Set dst (URShiftL (RShiftL src1 div1) div2)); match(Set dst (URShiftL (RShiftL src1 div1) div2));
ins_cost(INSN_COST); ins_cost(INSN_COST);
format %{ "lsr $dst, $src1, $div1" %} format %{ "lsr $dst, $src1, $div1" %}
@ -11156,7 +11156,7 @@ instruct signExtractL(iRegLNoSp dst, iRegL src1, immL_63 div1, immL_63 div2) %{
ins_pipe(ialu_reg_shift); ins_pipe(ialu_reg_shift);
%} %}
instruct div2RoundL(iRegLNoSp dst, iRegL src, immL_63 div1, immL_63 div2) %{ instruct div2RoundL(iRegLNoSp dst, iRegL src, immI_63 div1, immI_63 div2) %{
match(Set dst (AddL src (URShiftL (RShiftL src div1) div2))); match(Set dst (AddL src (URShiftL (RShiftL src div1) div2)));
ins_cost(INSN_COST); ins_cost(INSN_COST);
format %{ "add $dst, $src, $div1" %} format %{ "add $dst, $src, $div1" %}