Cc'ing Jiaxun & Huacai.
On 8/18/21 10:19 PM, Richard Henderson wrote:
> Based-on: <20210818191920.390759-1-richard.hender...@linaro.org>
> ("[PATCH v3 00/66] Unaligned access for user-only")
>
> Important points:
> * Support unaligned accesses.
> * Drop requirement for 256MB alignment of code_gen_buffer.
> * Improvements to tcg_out_movi:
> - Have a tb-relative register for mips64, reducing the
> code size for most pointers,
> - Try a few 3-insn sequences,
> - Drop everything else into a constant pool.
>
>
> r~
>
>
> Richard Henderson (16):
> tcg/mips: Support unaligned access for user-only
> tcg/mips: Support unaligned access for softmmu
> tcg/mips: Drop inline markers
> tcg/mips: Move TCG_AREG0 to S8
> tcg/mips: Move TCG_GUEST_BASE_REG to S7
> tcg/mips: Unify TCG_GUEST_BASE_REG tests
> tcg/mips: Allow JAL to be out of range in tcg_out_bswap_subr
> tcg/mips: Unset TCG_TARGET_HAS_direct_jump
> tcg/mips: Drop special alignment for code_gen_buffer
> tcg/mips: Create and use TCG_REG_TB
> tcg/mips: Split out tcg_out_movi_one
> tcg/mips: Split out tcg_out_movi_two
> tcg/mips: Use the constant pool for 64-bit constants
> tcg/mips: Aggressively use the constant pool for n64 calls
> tcg/mips: Try tb-relative addresses in tcg_out_movi
> tcg/mips: Try three insns with shift and add in tcg_out_movi
>
> tcg/mips/tcg-target.h | 17 +-
> tcg/region.c | 91 -----
> tcg/mips/tcg-target.c.inc | 730 +++++++++++++++++++++++++++++++-------
> 3 files changed, 604 insertions(+), 234 deletions(-)
>
