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[Qemu-devel] [PATCH V2 0/1] ARM aarch64 TCG tlb fast lookup

From: Jani Kokkonen
Subject: [Qemu-devel] [PATCH V2 0/1] ARM aarch64 TCG tlb fast lookup
Date: Wed, 10 Jul 2013 16:48:52 +0200
User-agent: Mozilla/5.0 (Windows NT 6.1; rv:17.0) Gecko/20130509 Thunderbird/17.0.6

This patch implements the TCG tlb fast lookup in 
tcg_out_qemu_ld/st for the aarch64 TCG target.  

Tested running on a x86-64 physical machine running Foundation v8,
running a linux 3.2.0 minimal host system based on linaro v8
image build 0.8.4423 for user space.

Tested guests: arm v5, PPC64, sparc, i386 linux test images.
Also tested on x86-64/linux built with buildroot.

Changes in v2:
-Fix whitespace and indentation
-Pass mem_index into tcg_out_tlb_read() and calculate tlb_offset inside  
-Add comments in tcg_out_tlb_read() 
-Change parameter type from int to TCGREg for data_reg and addr_reg parameters
 in add_qemu_ldst_label()
-Use extended register for tcg_out_cmp() in tcg_out_tlb_read() only if needed  

Jani Kokkonen (1):
  tcg/aarch64: Implement tlb lookup fast path

 configure                |    2 +-
 include/exec/exec-all.h  |   14 +++
 tcg/aarch64/tcg-target.c |  224 +++++++++++++++++++++++++++++++++++-----------
 3 files changed, 189 insertions(+), 51 deletions(-)


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