From: Richard Henderson <richard.henderson@linaro.org>
To: qemu-devel@nongnu.org
Subject: [PATCH v2 07/33] accel/tcg: Record when translator_fake_ldb is used
Date: Wed, 24 Apr 2024 16:31:05 -0700 [thread overview]
Message-ID: <20240424233131.988727-8-richard.henderson@linaro.org> (raw)
In-Reply-To: <20240424233131.988727-1-richard.henderson@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
include/exec/translator.h | 3 ++-
accel/tcg/translator.c | 2 ++
2 files changed, 4 insertions(+), 1 deletion(-)
diff --git a/include/exec/translator.h b/include/exec/translator.h
index 974cc4f9c4..e92dfba035 100644
--- a/include/exec/translator.h
+++ b/include/exec/translator.h
@@ -72,8 +72,8 @@ typedef enum DisasJumpType {
* @num_insns: Number of translated instructions (including current).
* @max_insns: Maximum number of instructions to be translated in this TB.
* @singlestep_enabled: "Hardware" single stepping enabled.
- * @saved_can_do_io: Known value of cpu->neg.can_do_io, or -1 for unknown.
* @plugin_enabled: TCG plugin enabled in this TB.
+ * @fake_insn: True if translator_fake_ldb used.
* @insn_start: The last op emitted by the insn_start hook,
* which is expected to be INDEX_op_insn_start.
*
@@ -88,6 +88,7 @@ typedef struct DisasContextBase {
int max_insns;
bool singlestep_enabled;
bool plugin_enabled;
+ bool fake_insn;
struct TCGOp *insn_start;
void *host_addr[2];
diff --git a/accel/tcg/translator.c b/accel/tcg/translator.c
index a3c246ea37..6863455ed9 100644
--- a/accel/tcg/translator.c
+++ b/accel/tcg/translator.c
@@ -129,6 +129,7 @@ void translator_loop(CPUState *cpu, TranslationBlock *tb, int *max_insns,
db->max_insns = *max_insns;
db->singlestep_enabled = cflags & CF_SINGLE_STEP;
db->insn_start = NULL;
+ db->fake_insn = false;
db->host_addr[0] = host_pc;
db->host_addr[1] = NULL;
db->record_start = 0;
@@ -433,6 +434,7 @@ uint64_t translator_ldq(CPUArchState *env, DisasContextBase *db, vaddr pc)
void translator_fake_ldb(DisasContextBase *db, vaddr pc, uint8_t insn8)
{
assert(pc >= db->pc_first);
+ db->fake_insn = true;
record_save(db, pc, &insn8, sizeof(insn8));
plugin_insn_append(pc, &insn8, sizeof(insn8));
}
--
2.34.1
next prev parent reply other threads:[~2024-04-24 23:34 UTC|newest]
Thread overview: 58+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-04-24 23:30 [PATCH v2 00/33] accel/tcg: Improve disassembly for target and plugin Richard Henderson
2024-04-24 23:30 ` [PATCH v2 01/33] accel/tcg: Use vaddr in translator_ld* Richard Henderson
2024-04-24 23:31 ` [PATCH v2 02/33] accel/tcg: Hide in_same_page outside of a target-specific context Richard Henderson
2024-04-24 23:31 ` [PATCH v2 03/33] accel/tcg: Pass DisasContextBase to translator_fake_ldb Richard Henderson
2024-04-24 23:31 ` [PATCH v2 04/33] accel/tcg: Reorg translator_ld* Richard Henderson
2024-05-06 22:47 ` Philippe Mathieu-Daudé
2024-05-07 16:49 ` Richard Henderson
2024-05-08 8:18 ` Philippe Mathieu-Daudé
2024-04-24 23:31 ` [PATCH v2 05/33] accel/tcg: Cap the translation block when we encounter mmio Richard Henderson
2024-04-24 23:31 ` [PATCH v2 06/33] accel/tcg: Record mmio bytes during translation Richard Henderson
2024-04-29 10:34 ` Philippe Mathieu-Daudé
2024-04-24 23:31 ` Richard Henderson [this message]
2024-04-29 10:36 ` [PATCH v2 07/33] accel/tcg: Record when translator_fake_ldb is used Philippe Mathieu-Daudé
2024-04-24 23:31 ` [PATCH v2 08/33] accel/tcg: Record DisasContextBase in tcg_ctx for plugins Richard Henderson
2024-05-03 15:11 ` Philippe Mathieu-Daudé
2024-04-24 23:31 ` [PATCH v2 09/33] plugins: Copy memory in qemu_plugin_insn_data Richard Henderson
2024-04-29 10:40 ` Philippe Mathieu-Daudé
2024-04-24 23:31 ` [PATCH v2 10/33] accel/tcg: Implement translator_st Richard Henderson
2024-05-08 15:20 ` Philippe Mathieu-Daudé
2024-04-24 23:31 ` [PATCH v2 11/33] plugins: Use translator_st for qemu_plugin_insn_data Richard Henderson
2024-04-29 10:44 ` Philippe Mathieu-Daudé
2024-04-24 23:31 ` [PATCH v2 12/33] plugins: Read mem_only directly from TB cflags Richard Henderson
2024-04-29 10:45 ` Philippe Mathieu-Daudé
2024-04-24 23:31 ` [PATCH v2 13/33] plugins: Use DisasContextBase for qemu_plugin_insn_haddr Richard Henderson
2024-05-13 14:18 ` Philippe Mathieu-Daudé
2024-05-13 18:16 ` Pierrick Bouvier
2024-04-24 23:31 ` [PATCH v2 14/33] plugins: Use DisasContextBase for qemu_plugin_tb_vaddr Richard Henderson
2024-04-24 23:31 ` [PATCH v2 15/33] plugins: Merge alloc_tcg_plugin_context into plugin_gen_tb_start Richard Henderson
2024-05-06 22:38 ` Philippe Mathieu-Daudé
2024-04-24 23:31 ` [PATCH v2 16/33] accel/tcg: Provide default implementation of disas_log Richard Henderson
2024-04-24 23:31 ` [PATCH v2 17/33] accel/tcg: Return bool from TranslatorOps.disas_log Richard Henderson
2024-04-24 23:31 ` [PATCH v2 18/33] disas: Split disas.c Richard Henderson
2024-05-08 15:26 ` Philippe Mathieu-Daudé
2024-05-10 9:42 ` Richard Henderson
2024-04-24 23:31 ` [PATCH v2 19/33] disas: Use translator_st to get disassembly data Richard Henderson
2024-05-08 15:33 ` Philippe Mathieu-Daudé
2024-04-24 23:31 ` [PATCH v2 20/33] accel/tcg: Introduce translator_fake_ld Richard Henderson
2024-04-24 23:31 ` [PATCH v2 21/33] target/s390x: Fix translator_fake_ld length Richard Henderson
2024-05-08 16:33 ` Philippe Mathieu-Daudé
2024-04-24 23:31 ` [PATCH v2 22/33] target/s390x: Disassemble EXECUTEd instructions Richard Henderson
2024-05-08 16:31 ` Philippe Mathieu-Daudé
2024-04-24 23:31 ` [PATCH v2 23/33] target/hexagon: Use translator_ldl in pkt_crosses_page Richard Henderson
2024-04-29 10:47 ` Philippe Mathieu-Daudé
2024-04-24 23:31 ` [PATCH v2 24/33] target/microblaze: Use translator_ldl Richard Henderson
2024-04-24 23:31 ` [PATCH v2 25/33] target/i386: Use translator_ldub for everything Richard Henderson
2024-04-24 23:31 ` [PATCH v2 26/33] target/avr: Use translator_lduw Richard Henderson
2024-04-24 23:31 ` [PATCH v2 27/33] target/cris: Use translator_ld* in cris_fetch Richard Henderson
2024-04-24 23:31 ` [PATCH v2 28/33] target/cris: Use cris_fetch in translate_v10.c.inc Richard Henderson
2024-04-24 23:31 ` [PATCH v2 29/33] target/riscv: Use translator_ld* for everything Richard Henderson
2024-04-29 10:55 ` Philippe Mathieu-Daudé
2024-05-08 16:31 ` Philippe Mathieu-Daudé
2024-05-14 6:25 ` Alistair Francis
2024-04-24 23:31 ` [PATCH v2 30/33] target/rx: Use translator_ld* Richard Henderson
2024-04-24 23:31 ` [PATCH v2 31/33] target/xtensa: Use translator_ldub in xtensa_insn_len Richard Henderson
2024-04-24 23:31 ` [PATCH v2 32/33] target/s390x: Use translator_lduw in get_next_pc Richard Henderson
2024-05-06 22:41 ` Philippe Mathieu-Daudé
2024-04-24 23:31 ` [PATCH v2 33/33] accel/tcg: Remove cpu_ldsb_code / cpu_ldsw_code Richard Henderson
2024-04-29 10:52 ` [PATCH v2 00/33] accel/tcg: Improve disassembly for target and plugin Philippe Mathieu-Daudé
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