Lrcoutinho slbiag #89
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GEN_PRIV can't be used in functions that return a value. Add GEN_PRIV2 for this end.
Also decode RIC, PRS and R operands.
Also decode RIC, PRS and R operands.
This initial version supports the invalidation of one or all TLB entries. Flush by PID/LPID, or based in process/partition scope is not supported, because it would make using the generic QEMU TLB implementation hard. In these cases, all entries are flushed.
Implement the following PowerISA v3.0 instuction: slbiag: SLB Invalidate All Global X-form Move the following PowerISA v3.0 instuction to decodetree: slbie: SLB Invalidate Entry X-form slbieg: SLB Invalidate Entry Global X-form slbia: SLB Invalidate All X-form slbmte: SLB Move To Entry X-form slbmfev: SLB Move From Entry VSID X-form slbmfee: SLB Move From Entry ESID X-form slbfee: SLB Find Entry ESID slbsync: SLB Synchronize Signed-off-by: Lucas Coutinho <[email protected]>
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I think it would be better to split the first commit in 2:
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luporl
requested changes
May 20, 2022
Comment on lines
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| &X_rs_l rs l:bool | ||
| @X_rs_l ...... rs:5 .... l:1 ..... .......... . &X_rs_l | ||
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| &X_ih ih:uint8_t | ||
| @X_ih ...... -- ih:3 ----- ----- .......... - &X_ih | ||
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| &X_rb rb | ||
| @X_rb ...... ----- ----- rb:5 .......... - &X_rb | ||
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| &X_sb rs rb | ||
| @X_sb ...... rs:5 ----- rb:5 .......... - &X_sb | ||
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| &X_tb1 rt rb | ||
| @X_tb1 ...... rt:5 ----- rb:5 .......... . &X_tb1 | ||
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No '-' (dashes) here, only dots
dashes only in the instructions, below
Comment on lines
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| is == TLBIE_IS_VA) || | ||
| (!prs && is == TLBIE_IS_PID))) { |
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I see your intention with this indentation, but it looks weird
Might be better to remove it and merge the lines
((ric == TLBIE_RIC_PWC || ric == TLBIE_RIC_ALL) &&
is == TLBIE_IS_VA) || (!prs && is == TLBIE_IS_PID))) {
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or even better (if it fits the 80 cols)
if (unlikely(ric == TLBIE_RIC_GRP ||
((ric == TLBIE_RIC_PWC || ric == TLBIE_RIC_ALL) && is == TLBIE_IS_VA) ||
(!prs && is == TLBIE_IS_PID))) {
IIRC the style guide isn't strict about aligning with the most internal parenthesis, so I think we can align with the if parenthesis
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This change actually came from #88. It was already sent to the mailing list.
luporl
reviewed
May 31, 2022
luporl
reviewed
May 31, 2022
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