From: Richard Henderson <richard.henderson@linaro.org>
To: qemu-devel@nongnu.org
Cc: peter.maydell@linaro.org, "Philippe Mathieu-Daudé" <philmd@linaro.org>
Subject: [PATCH v3 06/30] tcg: Use noinline for major tcg_gen_code subroutines
Date: Fri, 24 Feb 2023 22:59:21 -1000 [thread overview]
Message-ID: <20230225085945.1798188-7-richard.henderson@linaro.org> (raw)
In-Reply-To: <20230225085945.1798188-1-richard.henderson@linaro.org>
This makes it easier to assign blame with perf.
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
tcg/tcg.c | 9 ++++++---
1 file changed, 6 insertions(+), 3 deletions(-)
diff --git a/tcg/tcg.c b/tcg/tcg.c
index bf2af8b0fe..7ee935701a 100644
--- a/tcg/tcg.c
+++ b/tcg/tcg.c
@@ -2636,7 +2636,8 @@ TCGOp *tcg_op_insert_after(TCGContext *s, TCGOp *old_op,
}
/* Reachable analysis : remove unreachable code. */
-static void reachable_code_pass(TCGContext *s)
+static void __attribute__((noinline))
+reachable_code_pass(TCGContext *s)
{
TCGOp *op, *op_next, *op_prev;
bool dead = false;
@@ -2860,7 +2861,8 @@ static void la_cross_call(TCGContext *s, int nt)
/* Liveness analysis : update the opc_arg_life array to tell if a
given input arguments is dead. Instructions updating dead
temporaries are removed. */
-static void liveness_pass_1(TCGContext *s)
+static void __attribute__((noinline))
+liveness_pass_1(TCGContext *s)
{
int nb_globals = s->nb_globals;
int nb_temps = s->nb_temps;
@@ -3200,7 +3202,8 @@ static void liveness_pass_1(TCGContext *s)
}
/* Liveness analysis: Convert indirect regs to direct temporaries. */
-static bool liveness_pass_2(TCGContext *s)
+static bool __attribute__((noinline))
+liveness_pass_2(TCGContext *s)
{
int nb_globals = s->nb_globals;
int nb_temps, i;
--
2.34.1
next prev parent reply other threads:[~2023-02-25 9:00 UTC|newest]
Thread overview: 40+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-02-25 8:59 [PATCH v3 00/30] tcg: Simplify temporary usage Richard Henderson
2023-02-25 8:59 ` [PATCH v3 01/30] tcg: Adjust TCGContext.temps_in_use check Richard Henderson
2023-02-25 8:59 ` [PATCH v3 02/30] accel/tcg: Pass max_insn to gen_intermediate_code by pointer Richard Henderson
2023-02-25 8:59 ` [PATCH v3 03/30] accel/tcg: Use more accurate max_insns for tb_overflow Richard Henderson
2023-02-25 8:59 ` [PATCH v3 04/30] tcg: Remove branch-to-next regardless of reference count Richard Henderson
2023-02-25 8:59 ` [PATCH v3 05/30] tcg: Rename TEMP_LOCAL to TEMP_TB Richard Henderson
2023-02-25 8:59 ` Richard Henderson [this message]
2023-02-25 8:59 ` [PATCH v3 07/30] tcg: Add liveness_pass_0 Richard Henderson
2023-02-25 8:59 ` [PATCH v3 08/30] tcg: Remove TEMP_NORMAL Richard Henderson
2023-02-25 8:59 ` [PATCH v3 09/30] tcg: Pass TCGTempKind to tcg_temp_new_internal Richard Henderson
2023-02-25 8:59 ` [PATCH v3 10/30] tcg: Use tcg_constant_i32 in tcg_gen_io_start Richard Henderson
2023-02-25 9:34 ` Daniel Henrique Barboza
2023-02-25 9:57 ` Philippe Mathieu-Daudé
2023-02-25 8:59 ` [PATCH v3 11/30] tcg: Add tcg_gen_movi_ptr Richard Henderson
2023-02-25 8:59 ` [PATCH v3 12/30] tcg: Add tcg_temp_ebb_new_{i32,i64,ptr} Richard Henderson
2023-02-25 8:59 ` [PATCH v3 13/30] tcg: Use tcg_temp_ebb_new_* in tcg/ Richard Henderson
2023-02-25 8:59 ` [PATCH v3 14/30] tcg: Use tcg_constant_ptr in do_dup Richard Henderson
2023-02-25 9:35 ` Daniel Henrique Barboza
2023-02-25 9:53 ` Philippe Mathieu-Daudé
2023-02-25 10:01 ` Richard Henderson
2023-02-25 8:59 ` [PATCH v3 15/30] accel/tcg/plugin: Use tcg_temp_ebb_* Richard Henderson
2023-02-25 8:59 ` [PATCH v3 16/30] accel/tcg/plugin: Tidy plugin_gen_disable_mem_helpers Richard Henderson
2023-02-25 8:59 ` [PATCH v3 17/30] tcg: Don't re-use TEMP_TB temporaries Richard Henderson
2023-02-25 8:59 ` [PATCH v3 18/30] tcg: Change default temp lifetime to TEMP_TB Richard Henderson
2023-02-25 8:59 ` [PATCH v3 19/30] target/arm: Drop copies in gen_sve_{ldr,str} Richard Henderson
2023-02-25 8:59 ` [PATCH v3 20/30] target/arm: Don't use tcg_temp_local_new_* Richard Henderson
2023-02-25 10:05 ` Philippe Mathieu-Daudé
2023-02-25 10:09 ` Richard Henderson
2023-02-25 10:13 ` Philippe Mathieu-Daudé
2023-02-25 8:59 ` [PATCH v3 21/30] target/cris: Don't use tcg_temp_local_new Richard Henderson
2023-02-25 8:59 ` [PATCH v3 22/30] target/hexagon: Don't use tcg_temp_local_new_* Richard Henderson
2023-02-25 8:59 ` [PATCH v3 23/30] target/hppa: Don't use tcg_temp_local_new Richard Henderson
2023-02-25 8:59 ` [PATCH v3 24/30] target/i386: " Richard Henderson
2023-02-25 8:59 ` [PATCH v3 25/30] target/mips: " Richard Henderson
2023-02-25 8:59 ` [PATCH v3 26/30] target/ppc: " Richard Henderson
2023-02-25 8:59 ` [PATCH v3 27/30] target/xtensa: Don't use tcg_temp_local_new_* Richard Henderson
2023-02-25 8:59 ` [PATCH v3 28/30] exec/gen-icount: Don't use tcg_temp_local_new_i32 Richard Henderson
2023-02-25 8:59 ` [PATCH v3 29/30] tcg: Remove tcg_temp_local_new_*, tcg_const_local_* Richard Henderson
2023-02-25 8:59 ` [PATCH v3 30/30] tcg: Update docs/devel/tcg-ops.rst for temporary changes Richard Henderson
2023-02-25 9:54 ` Daniel Henrique Barboza
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