Re: [Qemu-devel] [PATCH v5 00/19] tcg-arm improvements

[Richard Henderson <rth@twiddle.net>]

Ping.


On 2013-03-31 17:34, Richard Henderson wrote:
> Changes v4-v5:
>    * Incorprate stack realignment into frame size, instead of pushing r12.
>
>    * Disassemble prologues with -d out_asm.
>
> Changes v3-v4:
>    * Local stack frame fix has been reworked to be independant of the rest
>      of the change set, making it possible to cherry-pick to stable.
>
>    * While doing that, I've dropped the patch that pulled the epilogue
>      into the exit_tb expansion, as the stated reason (one insn in the
>      epilogue) is no longer true -- there's the stack pop as well.  This
>      obviated several of the changes that PMM suggested.
>
>    * I've dropped all of the changes to goto_tb, as Aurelien tried the
>      same thing a while ago, and there were reports of no real speedup,
>      ascribed to Dcache pollution.
>
> Hopefully I've addressed all of the outstanding comments to which there
> is still code that applies.  The patch set is available at
>
>    git://github.com/rth7680/qemu.git tcg-arm
>
>
>
> r~
>
>
> Richard Henderson (19):
>    tcg-arm: Fix local stack frame
>    tcg: Log the contents of the prologue with -d out_asm
>    tcg-arm: Use bic to implement and with constant
>    tcg-arm: Handle negated constant arguments to and/sub
>    tcg-arm: Allow constant first argument to sub
>    tcg-arm: Use tcg_out_dat_rIN for compares
>    tcg-arm: Handle constant arguments to add2/sub2
>    tcg-arm: Improve constant generation
>    tcg-arm: Implement deposit for armv7
>    tcg-arm: Implement division instructions
>    tcg-arm: Use TCG_REG_TMP name for the tcg temporary
>    tcg-arm: Use R12 for the tcg temporary
>    tcg-arm: Cleanup multiply subroutines
>    tcg-arm: Cleanup most primitive load store subroutines
>    tcg-arm: Split out tcg_out_tlb_read
>    tcg-arm: Improve scheduling of tcg_out_tlb_read
>    tcg-arm: Use movi32 + blx for calls on v7
>    tcg-arm: Convert to CONFIG_QEMU_LDST_OPTIMIZATION
>    tcg-arm: Tidy exit_tb
>
>   configure               |    2 +-
>   disas/arm.c             |    4 +
>   include/exec/exec-all.h |   17 +
>   tcg/arm/tcg-target.c    | 1470 +++++++++++++++++++++++++++--------------------
>   tcg/arm/tcg-target.h    |   14 +-
>   tcg/tcg.c               |   10 +
>   6 files changed, 875 insertions(+), 642 deletions(-)
>