From: Richard Henderson <richard.henderson@linaro.org>
To: "Alex Bennée" <alex.bennee@linaro.org>, qemu-devel@nongnu.org
Subject: Re: [PATCH v2 03/28] trace: Remove trace_mem_build_info_no_se_[bl]e
Date: Sun, 29 Dec 2019 07:48:00 +1100 [thread overview]
Message-ID: <038a278b-cc59-1fcf-08d5-e34a97cbf3b1@linaro.org> (raw)
In-Reply-To: <8736dfdkb9.fsf@linaro.org>
On 12/21/19 3:38 AM, Alex Bennée wrote:
>
> Richard Henderson <richard.henderson@linaro.org> writes:
>
>> It is easy for the atomic helpers to use trace_mem_build_info
>> directly, without resorting to symbol pasting. For this usage,
>> we cannot use trace_mem_get_info, because the MemOp does not
>> support 16-byte accesses.
>>
>> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
>> ---
>> accel/tcg/atomic_template.h | 67 +++++++++++++------------------------
>> trace/mem-internal.h | 17 ----------
>> 2 files changed, 24 insertions(+), 60 deletions(-)
>>
>> diff --git a/accel/tcg/atomic_template.h b/accel/tcg/atomic_template.h
>> index 837676231f..26969487d6 100644
>> --- a/accel/tcg/atomic_template.h
>> +++ b/accel/tcg/atomic_template.h
>> @@ -64,13 +64,10 @@
>> the ATOMIC_NAME macro, and redefined below. */
>> #if DATA_SIZE == 1
>> # define END
>> -# define MEND _be /* either le or be would be fine */
>> #elif defined(HOST_WORDS_BIGENDIAN)
>> # define END _be
>> -# define MEND _be
>> #else
>> # define END _le
>> -# define MEND _le
>> #endif
>>
>> ABI_TYPE ATOMIC_NAME(cmpxchg)(CPUArchState *env, target_ulong addr,
>> @@ -79,8 +76,8 @@ ABI_TYPE ATOMIC_NAME(cmpxchg)(CPUArchState *env, target_ulong addr,
>> ATOMIC_MMU_DECLS;
>> DATA_TYPE *haddr = ATOMIC_MMU_LOOKUP;
>> DATA_TYPE ret;
>> - uint16_t info = glue(trace_mem_build_info_no_se, MEND)(SHIFT, false,
>> - ATOMIC_MMU_IDX);
>> + uint16_t info = trace_mem_build_info(SHIFT, false, 0, false,
>
> What is MEND meant to be? Shouldn't we use the appropriate MO_TE instead
> of 0 for these helpers?
See the first hunk, where MEND is removed. It's based on HOST_WORDS_BIGENDIAN,
so no we don't use MO_TE.
r~
next prev parent reply other threads:[~2019-12-28 20:48 UTC|newest]
Thread overview: 66+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-12-16 22:11 [PATCH v2 00/28] cputlb: Remove support for MMU_MODE*_SUFFIX Richard Henderson
2019-12-16 22:11 ` [PATCH v2 01/28] target/xtensa: Use probe_access for itlb_hit_test Richard Henderson
2019-12-17 3:51 ` Philippe Mathieu-Daudé
2019-12-20 14:15 ` Alex Bennée
2019-12-16 22:11 ` [PATCH v2 02/28] cputlb: Use trace_mem_get_info instead of trace_mem_build_info Richard Henderson
2019-12-17 3:59 ` Philippe Mathieu-Daudé
2019-12-20 15:04 ` Alex Bennée
2019-12-16 22:11 ` [PATCH v2 03/28] trace: Remove trace_mem_build_info_no_se_[bl]e Richard Henderson
2019-12-20 16:38 ` Alex Bennée
2019-12-28 20:48 ` Richard Henderson [this message]
2019-12-16 22:11 ` [PATCH v2 04/28] cputlb: Move body of cpu_ldst_template.h out of line Richard Henderson
2019-12-20 17:07 ` Alex Bennée
2019-12-20 18:33 ` Alex Bennée
2019-12-20 18:36 ` Alex Bennée
2019-12-28 20:50 ` Richard Henderson
2019-12-16 22:11 ` [PATCH v2 05/28] translator: Use cpu_ld*_code instead of open-coding Richard Henderson
2019-12-20 17:12 ` Alex Bennée
2019-12-16 22:11 ` [PATCH v2 06/28] cputlb: Rename helper_ret_ld*_cmmu to cpu_ld*_code Richard Henderson
2019-12-20 17:25 ` Alex Bennée
2019-12-28 20:58 ` Richard Henderson
2019-12-16 22:11 ` [PATCH v2 07/28] cputlb: Provide cpu_(ld, st}*_mmuidx_ra for user-only Richard Henderson
2019-12-20 17:36 ` Alex Bennée
2019-12-16 22:11 ` [PATCH v2 08/28] target/i386: Use cpu_*_mmuidx_ra instead of templates Richard Henderson
2019-12-20 17:42 ` Alex Bennée
2019-12-28 21:02 ` Richard Henderson
2019-12-16 22:11 ` [PATCH v2 09/28] target/s390x: Include tcg.h in mem_helper.c Richard Henderson
2019-12-20 17:43 ` Alex Bennée
2019-12-16 22:11 ` [PATCH v2 10/28] target/arm: Include tcg.h in sve_helper.c Richard Henderson
2019-12-20 17:43 ` Alex Bennée
2019-12-16 22:11 ` [PATCH v2 11/28] accel/tcg: Include tcg.h in tcg-runtime.c Richard Henderson
2019-12-16 22:11 ` [PATCH v2 12/28] linux-user: Include tcg.h in syscall.c Richard Henderson
2019-12-20 17:43 ` Alex Bennée
2019-12-16 22:11 ` [PATCH v2 13/28] linux-user: Include trace-root.h in syscall-trace.h Richard Henderson
2019-12-20 17:49 ` Alex Bennée
2019-12-16 22:11 ` [PATCH v2 14/28] cputlb: Expand cpu_ldst_useronly_template.h in user-exec.c Richard Henderson
2019-12-20 17:59 ` Alex Bennée
2019-12-16 22:11 ` [PATCH v2 15/28] target/nios2: Remove MMU_MODE{0,1}_SUFFIX Richard Henderson
2019-12-20 18:02 ` Alex Bennée
2019-12-16 22:11 ` [PATCH v2 16/28] target/alpha: " Richard Henderson
2019-12-20 18:02 ` Alex Bennée
2019-12-16 22:11 ` [PATCH v2 17/28] target/cris: " Richard Henderson
2019-12-20 18:02 ` Alex Bennée
2019-12-16 22:11 ` [PATCH v2 18/28] target/i386: Remove MMU_MODE{0,1,2}_SUFFIX Richard Henderson
2019-12-20 18:02 ` Alex Bennée
2019-12-16 22:11 ` [PATCH v2 19/28] target/microblaze: " Richard Henderson
2019-12-20 18:03 ` [PATCH v2 19/28] target/microblaze: Remove MMU_MODE{0, 1, 2}_SUFFIX Alex Bennée
2019-12-16 22:11 ` [PATCH v2 20/28] target/sh4: Remove MMU_MODE{0,1}_SUFFIX Richard Henderson
2019-12-20 18:03 ` Alex Bennée
2019-12-16 22:11 ` [PATCH v2 21/28] target/unicore32: " Richard Henderson
2019-12-20 18:03 ` Alex Bennée
2019-12-16 22:11 ` [PATCH v2 22/28] target/xtensa: Remove MMU_MODE{0,1,2,3}_SUFFIX Richard Henderson
2019-12-20 19:30 ` Alex Bennée
2019-12-16 22:11 ` [PATCH v2 23/28] target/m68k: Use cpu_*_mmuidx_ra instead of MMU_MODE{0, 1}_SUFFIX Richard Henderson
2019-12-20 19:34 ` Alex Bennée
2019-12-16 22:11 ` [PATCH v2 24/28] target/mips: Use cpu_*_mmuidx_ra instead of MMU_MODE*_SUFFIX Richard Henderson
2019-12-20 19:37 ` Alex Bennée
2019-12-16 22:11 ` [PATCH v2 25/28] target/s390x: " Richard Henderson
2019-12-20 19:39 ` Alex Bennée
2019-12-16 22:11 ` [PATCH v2 26/28] target/ppc: " Richard Henderson
2019-12-20 19:51 ` Alex Bennée
2019-12-28 21:18 ` Richard Henderson
2019-12-29 8:40 ` David Gibson
2019-12-16 22:11 ` [PATCH v2 27/28] cputlb: Remove support for MMU_MODE*_SUFFIX Richard Henderson
2019-12-20 19:52 ` Alex Bennée
2019-12-16 22:11 ` [PATCH v2 28/28] cputlb: Expand cpu_ldst_template.h in cputlb.c Richard Henderson
2019-12-20 19:53 ` Alex Bennée
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