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Re: [Qemu-devel] [4351] Make the paged properties of the tb-jmp-cache ha
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From: |
Paul Brook |
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Subject: |
Re: [Qemu-devel] [4351] Make the paged properties of the tb-jmp-cache hash function work for TARGET_PAGE_BITS ! = 12. |
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Date: |
Tue, 6 May 2008 13:31:02 +0100 |
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User-agent: |
KMail/1.9.9 |
> {
> target_ulong tmp;
> tmp = pc ^ (pc >> (TARGET_PAGE_BITS - TB_JMP_PAGE_BITS));
> - return (tmp >> TB_JMP_PAGE_BITS) & TB_JMP_PAGE_MASK;
> + return (tmp >> (TARGET_PAGE_BITS - TB_JMP_PAGE_BITS)) &
> TB_JMP_PAGE_MASK; }
I'm not sure what you're trying to achieve here, but this is definitely wrong.
TARGET_PAGE_BITS may be less than TB_JMP_PAGE_BITS.
Paul