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8247979: aarch64: missing side effect of killing flags for clearArray_reg_reg

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Reviewed-by: adinn
This commit is contained in:
Dong Wangya 2020-06-22 20:26:02 +08:00 committed by Fei Yang
parent c0b348f3ef
commit cb9d3efe5d
1 changed files with 1 additions and 1 deletions
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src/hotspot/cpu/aarch64/aarch64.ad
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@ -13845,7 +13845,7 @@ instruct MoveL2D_reg_reg(vRegD dst, iRegL src) %{
instruct clearArray_reg_reg(iRegL_R11 cnt, iRegP_R10 base, Universe dummy, rFlagsReg cr)
%{
match(Set dummy (ClearArray cnt base));
effect(USE_KILL cnt, USE_KILL base);
effect(USE_KILL cnt, USE_KILL base, KILL cr);
ins_cost(4 * INSN_COST);
format %{ "ClearArray $cnt, $base" %}