From: "Alex Bennée" <alex.bennee@linaro.org>
To: Richard Henderson <richard.henderson@linaro.org>
Cc: qemu-devel@nongnu.org, Alistair.Francis@wdc.com
Subject: Re: [Qemu-devel] [PATCH for-4.0 v2 09/37] tcg/i386: Use TCG_TARGET_NEED_LDST_OOL_LABELS
Date: Fri, 30 Nov 2018 17:52:11 +0000 [thread overview]
Message-ID: <87o9a6312s.fsf@linaro.org> (raw)
In-Reply-To: <49a0e9a4-9266-aad5-4059-b4197a3d64ba@linaro.org>
Richard Henderson <richard.henderson@linaro.org> writes:
> On 11/30/18 9:22 AM, Alex Bennée wrote:
>>
>> Richard Henderson <richard.henderson@linaro.org> writes:
>>
>>> Move the entire memory operation out of line.
>>
>> Given Emilio's numbers is it likely we will want to support both options
>> given the variability on x86?
>
> No, I don't want to support two methods in any one tcg backend.
> Which is why I'm not really sure what to do about Emilio's results.
They at least seem pretty positive on aarch64 backends....
--
Alex Bennée
next prev parent reply other threads:[~2018-11-30 17:52 UTC|newest]
Thread overview: 55+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-11-23 14:45 [Qemu-devel] [PATCH for-4.0 v2 00/37] tcg: Assorted cleanups Richard Henderson
2018-11-23 14:45 ` [Qemu-devel] [PATCH for-4.0 v2 01/37] tcg/i386: Always use %ebp for TCG_AREG0 Richard Henderson
2018-11-29 12:52 ` Alex Bennée
2018-11-29 14:55 ` Richard Henderson
2018-11-23 14:45 ` [Qemu-devel] [PATCH for-4.0 v2 02/37] tcg/i386: Move TCG_REG_CALL_STACK from define to enum Richard Henderson
2018-11-29 12:52 ` Alex Bennée
2018-11-23 14:45 ` [Qemu-devel] [PATCH for-4.0 v2 03/37] tcg: Return success from patch_reloc Richard Henderson
2018-11-29 14:47 ` Alex Bennée
2018-11-29 17:35 ` Richard Henderson
2018-11-23 14:45 ` [Qemu-devel] [PATCH for-4.0 v2 04/37] tcg: Add TCG_TARGET_NEED_LDST_OOL_LABELS Richard Henderson
2018-11-26 0:31 ` Emilio G. Cota
2018-11-23 14:45 ` [Qemu-devel] [PATCH for-4.0 v2 05/37] tcg/i386: Add constraints for r8 and r9 Richard Henderson
2018-11-29 15:00 ` Alex Bennée
2018-11-23 14:45 ` [Qemu-devel] [PATCH for-4.0 v2 06/37] tcg/i386: Return a base register from tcg_out_tlb_load Richard Henderson
2018-11-29 16:34 ` Alex Bennée
2018-11-23 14:45 ` [Qemu-devel] [PATCH for-4.0 v2 07/37] tcg/i386: Change TCG_REG_L[01] to not overlap function arguments Richard Henderson
2018-11-29 17:13 ` Alex Bennée
2018-11-23 14:45 ` [Qemu-devel] [PATCH for-4.0 v2 08/37] tcg/i386: Force qemu_ld/st arguments into fixed registers Richard Henderson
2018-11-30 16:16 ` Alex Bennée
2018-11-23 14:45 ` [Qemu-devel] [PATCH for-4.0 v2 09/37] tcg/i386: Use TCG_TARGET_NEED_LDST_OOL_LABELS Richard Henderson
2018-11-30 17:22 ` Alex Bennée
2018-11-30 17:37 ` Richard Henderson
2018-11-30 17:52 ` Alex Bennée [this message]
2018-11-23 14:45 ` [Qemu-devel] [PATCH for-4.0 v2 10/37] tcg/aarch64: Add constraints for x0, x1, x2 Richard Henderson
2018-11-30 17:25 ` Alex Bennée
2018-11-23 14:45 ` [Qemu-devel] [PATCH for-4.0 v2 11/37] tcg/aarch64: Parameterize the temps for tcg_out_tlb_read Richard Henderson
2018-11-30 17:50 ` Alex Bennée
2018-11-23 14:45 ` [Qemu-devel] [PATCH for-4.0 v2 12/37] tcg/aarch64: Parameterize the temp for tcg_out_goto_long Richard Henderson
2018-11-23 14:45 ` [Qemu-devel] [PATCH for-4.0 v2 13/37] tcg/aarch64: Use B not BL " Richard Henderson
2018-11-23 14:45 ` [Qemu-devel] [PATCH for-4.0 v2 14/37] tcg/aarch64: Use TCG_TARGET_NEED_LDST_OOL_LABELS Richard Henderson
2018-11-23 14:45 ` [Qemu-devel] [PATCH for-4.0 v2 15/37] tcg/arm: Parameterize the temps for tcg_out_tlb_read Richard Henderson
2018-11-23 14:45 ` [Qemu-devel] [PATCH for-4.0 v2 16/37] tcg/arm: Add constraints for R0-R5 Richard Henderson
2018-11-23 14:45 ` [Qemu-devel] [PATCH for-4.0 v2 17/37] tcg/arm: Reduce the number of temps for tcg_out_tlb_read Richard Henderson
2018-11-23 14:45 ` [Qemu-devel] [PATCH for-4.0 v2 18/37] tcg/arm: Force qemu_ld/st arguments into fixed registers Richard Henderson
2018-11-23 14:45 ` [Qemu-devel] [PATCH for-4.0 v2 19/37] tcg/arm: Use TCG_TARGET_NEED_LDST_OOL_LABELS Richard Henderson
2018-11-23 14:45 ` [Qemu-devel] [PATCH for-4.0 v2 20/37] tcg/ppc: Parameterize the temps for tcg_out_tlb_read Richard Henderson
2018-11-23 14:45 ` [Qemu-devel] [PATCH for-4.0 v2 21/37] tcg/ppc: Split out tcg_out_call_int Richard Henderson
2018-11-23 14:45 ` [Qemu-devel] [PATCH for-4.0 v2 22/37] tcg/ppc: Add constraints for R7-R8 Richard Henderson
2018-11-23 14:45 ` [Qemu-devel] [PATCH for-4.0 v2 23/37] tcg/ppc: Change TCG_TARGET_CALL_ALIGN_ARGS to bool Richard Henderson
2018-11-23 14:45 ` [Qemu-devel] [PATCH for-4.0 v2 24/37] tcg/ppc: Force qemu_ld/st arguments into fixed registers Richard Henderson
2018-11-23 14:45 ` [Qemu-devel] [PATCH for-4.0 v2 25/37] tcg/ppc: Use TCG_TARGET_NEED_LDST_OOL_LABELS Richard Henderson
2018-11-23 14:45 ` [Qemu-devel] [PATCH for-4.0 v2 26/37] tcg: Clean up generic bswap32 Richard Henderson
2018-11-23 14:45 ` [Qemu-devel] [PATCH for-4.0 v2 27/37] tcg: Clean up generic bswap64 Richard Henderson
2018-11-23 14:45 ` [Qemu-devel] [PATCH for-4.0 v2 28/37] tcg/optimize: Optimize bswap Richard Henderson
2018-11-23 14:45 ` [Qemu-devel] [PATCH for-4.0 v2 29/37] tcg: Add TCG_TARGET_HAS_MEMORY_BSWAP Richard Henderson
2018-11-23 14:45 ` [Qemu-devel] [PATCH for-4.0 v2 30/37] tcg/i386: Adjust TCG_TARGET_HAS_MEMORY_BSWAP Richard Henderson
2018-11-23 14:45 ` [Qemu-devel] [PATCH for-4.0 v2 31/37] tcg/aarch64: Set TCG_TARGET_HAS_MEMORY_BSWAP to false Richard Henderson
2018-11-23 14:45 ` [Qemu-devel] [PATCH for-4.0 v2 32/37] tcg/arm: Set TCG_TARGET_HAS_MEMORY_BSWAP to false for user-only Richard Henderson
2018-11-23 14:45 ` [Qemu-devel] [PATCH for-4.0 v2 33/37] tcg/i386: Propagate is64 to tcg_out_qemu_ld_direct Richard Henderson
2018-11-23 14:45 ` [Qemu-devel] [PATCH for-4.0 v2 34/37] tcg/i386: Restrict user-only qemu_st_i32 values to q-regs Richard Henderson
2018-11-23 14:45 ` [Qemu-devel] [PATCH for-4.0 v2 35/37] tcg/i386: Add setup_guest_base_seg for FreeBSD Richard Henderson
2018-11-23 14:45 ` [Qemu-devel] [PATCH for-4.0 v2 36/37] tcg/i386: Require segment syscalls to succeed Richard Henderson
2018-11-23 14:45 ` [Qemu-devel] [PATCH for-4.0 v2 37/37] tcg/i386: Remove L constraint Richard Henderson
2018-11-23 21:04 ` [Qemu-devel] [PATCH for-4.0 v2 00/37] tcg: Assorted cleanups no-reply
2018-11-26 0:30 ` Emilio G. Cota
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