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8259236: C2 compilation fails with assert(is_power_of_2(value)) failed: value must be a power of 2: 8000000000000000

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Reviewed-by: thartmann
This commit is contained in:
Claes Redestad 2021-01-05 16:41:17 +00:00
parent 82bdbfd7fa
commit d5aa49d154
1 changed files with 1 additions and 1 deletions
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src/hotspot/cpu/x86/x86_64.ad
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@ -9600,7 +9600,7 @@ instruct btrL_mem_imm(memory dst, immL_NotPow2 con, rFlagsReg cr)
ins_cost(125);
format %{ "btrq $dst, log2(not($con))\t# long" %}
ins_encode %{
__ btrq($dst$$Address, log2i_exact(~$con$$constant));
__ btrq($dst$$Address, log2i_exact((julong)~$con$$constant));
%}
ins_pipe(ialu_mem_imm);
%}