From: "Alex Bennée" <alex.bennee@linaro.org>
To: Richard Henderson <richard.henderson@linaro.org>
Cc: qemu-devel@nongnu.org
Subject: Re: [PATCH v2 17/36] tcg/optimize: Adjust TempOptInfo allocation
Date: Wed, 22 Apr 2020 19:28:21 +0100 [thread overview]
Message-ID: <87368vcr3u.fsf@linaro.org> (raw)
In-Reply-To: <878sincsq4.fsf@linaro.org>
Alex Bennée <alex.bennee@linaro.org> writes:
> Richard Henderson <richard.henderson@linaro.org> writes:
>
>> Do not allocate a large block for indexing. Instead, allocate
>> for each temporary as they are seen.
>>
>> In general, this will use less memory, if we consider that most
>> TBs do not touch every target register. This also allows us to
>> allocate TempOptInfo for new temps created during optimization.
>>
>> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
>
> Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
<snip>
>>
>> -static void init_arg_info(TempOptInfo *infos,
>> - TCGTempSet *temps_used, TCGArg arg)
>> +static void init_arg_info(TCGTempSet *temps_used, TCGArg arg)
>> {
>> - init_ts_info(infos, temps_used, arg_temp(arg));
>> + init_ts_info(temps_used, arg_temp(arg));
>> }
Although I've noticed this function which is only called once where as
others call init_ts_info directly. Any reason to keep it around?
--
Alex Bennée
next prev parent reply other threads:[~2020-04-22 18:29 UTC|newest]
Thread overview: 75+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-04-22 1:16 [PATCH v2 00/36] tcg 5.1 omnibus patch set Richard Henderson
2020-04-22 1:16 ` [PATCH v2 01/36] tcg: Add tcg_gen_gvec_dup_imm Richard Henderson
2020-04-22 1:16 ` [PATCH v2 02/36] target/s390x: Use tcg_gen_gvec_dup_imm Richard Henderson
2020-04-22 1:16 ` [PATCH v2 03/36] target/ppc: " Richard Henderson
2020-04-22 1:16 ` [PATCH v2 04/36] target/arm: " Richard Henderson
2020-04-22 1:16 ` [PATCH v2 05/36] tcg: Use tcg_gen_gvec_dup_imm in logical simplifications Richard Henderson
2020-04-22 1:16 ` [PATCH v2 06/36] tcg: Remove tcg_gen_gvec_dup{8,16,32,64}i Richard Henderson
2020-04-22 1:16 ` [PATCH v2 07/36] tcg: Add tcg_gen_gvec_dup_tl Richard Henderson
2020-04-22 1:16 ` [PATCH v2 08/36] tcg: Improve vector tail clearing Richard Henderson
2020-04-22 1:16 ` [PATCH v2 09/36] tcg: Consolidate 3 bits into enum TCGTempKind Richard Henderson
2020-04-22 11:25 ` Alex Bennée
2020-04-22 19:58 ` Aleksandar Markovic
2020-04-23 9:00 ` Philippe Mathieu-Daudé
2020-04-23 15:40 ` Richard Henderson
2020-04-23 17:24 ` Daniel P. Berrangé
2020-04-23 23:11 ` Richard Henderson
2020-04-24 9:08 ` Daniel P. Berrangé
2020-04-22 1:16 ` [PATCH v2 10/36] tcg: Add temp_readonly Richard Henderson
2020-04-22 11:26 ` Alex Bennée
2020-04-22 1:16 ` [PATCH v2 11/36] tcg: Introduce TYPE_CONST temporaries Richard Henderson
2020-04-22 15:17 ` Alex Bennée
2020-04-22 16:55 ` Richard Henderson
2020-04-22 1:16 ` [PATCH v2 12/36] tcg: Use tcg_constant_i32 with icount expander Richard Henderson
2020-04-22 15:40 ` Alex Bennée
2020-04-22 1:16 ` [PATCH v2 13/36] tcg: Use tcg_constant_{i32, i64} with tcg int expanders Richard Henderson
2020-04-22 16:18 ` [PATCH v2 13/36] tcg: Use tcg_constant_{i32,i64} " Alex Bennée
2020-04-22 17:02 ` Richard Henderson
2020-04-22 17:57 ` Alex Bennée
2020-04-22 20:04 ` Alex Bennée
2020-04-23 23:13 ` Richard Henderson
2020-04-24 13:23 ` Alex Bennée
2020-04-22 1:17 ` [PATCH v2 14/36] tcg: Use tcg_constant_{i32, vec} with tcg vec expanders Richard Henderson
2020-04-22 17:00 ` [PATCH v2 14/36] tcg: Use tcg_constant_{i32,vec} " Alex Bennée
2020-04-22 1:17 ` [PATCH v2 15/36] tcg: Use tcg_constant_{i32,i64} with tcg plugins Richard Henderson
2020-04-22 17:18 ` [PATCH v2 15/36] tcg: Use tcg_constant_{i32, i64} " Alex Bennée
2020-04-22 1:17 ` [PATCH v2 16/36] tcg: Rename struct tcg_temp_info to TempOptInfo Richard Henderson
2020-04-22 17:19 ` Alex Bennée
2020-04-22 1:17 ` [PATCH v2 17/36] tcg/optimize: Adjust TempOptInfo allocation Richard Henderson
2020-04-22 17:53 ` Alex Bennée
2020-04-22 18:28 ` Alex Bennée [this message]
2020-04-22 1:17 ` [PATCH v2 18/36] tcg/optimize: Use tcg_constant_internal with constant folding Richard Henderson
2020-04-22 18:28 ` Alex Bennée
2020-04-22 1:17 ` [PATCH v2 19/36] tcg/tci: Add special tci_movi_{i32,i64} opcodes Richard Henderson
2020-04-22 19:02 ` Alex Bennée
2020-04-22 1:17 ` [PATCH v2 20/36] tcg: Remove movi and dupi opcodes Richard Henderson
2020-04-22 9:12 ` Aleksandar Markovic
2020-04-22 19:03 ` Alex Bennée
2020-04-22 1:17 ` [PATCH v2 21/36] tcg: Use tcg_out_dupi_vec from temp_load Richard Henderson
2020-04-22 19:28 ` Alex Bennée
2020-04-22 1:17 ` [PATCH v2 22/36] tcg: Increase tcg_out_dupi_vec immediate to int64_t Richard Henderson
2020-04-22 19:33 ` Alex Bennée
2020-04-22 1:17 ` [PATCH v2 23/36] tcg: Add tcg_reg_alloc_dup2 Richard Henderson
2020-04-22 19:40 ` Alex Bennée
2020-04-22 1:17 ` [PATCH v2 24/36] tcg/i386: Use tcg_constant_vec with tcg vec expanders Richard Henderson
2020-04-22 19:43 ` Alex Bennée
2020-04-22 1:17 ` [PATCH v2 25/36] tcg: Remove tcg_gen_dup{8,16,32,64}i_vec Richard Henderson
2020-04-23 9:11 ` Alex Bennée
2020-04-22 1:17 ` [PATCH v2 26/36] tcg: Add load_dest parameter to GVecGen2 Richard Henderson
2020-04-23 9:37 ` Alex Bennée
2020-04-22 1:17 ` [PATCH v2 27/36] tcg: Fix integral argument type to tcg_gen_rot[rl]i_i{32, 64} Richard Henderson
2020-04-22 10:19 ` Philippe Mathieu-Daudé
2020-04-23 9:38 ` [PATCH v2 27/36] tcg: Fix integral argument type to tcg_gen_rot[rl]i_i{32,64} Alex Bennée
2020-04-22 1:17 ` [PATCH v2 28/36] tcg: Implement gvec support for rotate by immediate Richard Henderson
2020-04-23 13:28 ` Alex Bennée
2020-04-22 1:17 ` [PATCH v2 29/36] tcg: Implement gvec support for rotate by vector Richard Henderson
2020-04-23 13:41 ` Alex Bennée
2020-04-22 1:17 ` [PATCH v2 30/36] tcg: Remove expansion to shift by vector from do_shifts Richard Henderson
2020-04-22 1:17 ` [PATCH v2 31/36] tcg: Implement gvec support for rotate by scalar Richard Henderson
2020-04-23 13:46 ` Alex Bennée
2020-04-22 1:17 ` [PATCH v2 32/36] tcg/i386: Implement INDEX_op_rotl[is]_vec Richard Henderson
2020-04-22 1:17 ` [PATCH v2 33/36] tcg/aarch64: Implement INDEX_op_rotli_vec Richard Henderson
2020-04-22 1:17 ` [PATCH v2 34/36] tcg/ppc: Implement INDEX_op_rot[lr]v_vec Richard Henderson
2020-04-22 1:17 ` [PATCH v2 35/36] target/ppc: Use tcg_gen_gvec_rotlv Richard Henderson
2020-04-22 1:17 ` [PATCH v2 36/36] target/s390x: Use tcg_gen_gvec_rotl{i,s,v} Richard Henderson
2020-04-23 13:50 ` [PATCH v2 00/36] tcg 5.1 omnibus patch set Alex Bennée
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