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[PATCH 07/32] accel/tcg: Record when translator_fake_ldb is used
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From: |
Richard Henderson |
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Subject: |
[PATCH 07/32] accel/tcg: Record when translator_fake_ldb is used |
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Date: |
Fri, 5 Apr 2024 00:24:34 -1000 |
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
include/exec/translator.h | 2 ++
accel/tcg/translator.c | 2 ++
2 files changed, 4 insertions(+)
diff --git a/include/exec/translator.h b/include/exec/translator.h
index b341dfbf02..2d42a4e7ed 100644
--- a/include/exec/translator.h
+++ b/include/exec/translator.h
@@ -74,6 +74,7 @@ typedef enum DisasJumpType {
* @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.
*
* Architecture-agnostic disassembly context.
*/
@@ -87,6 +88,7 @@ typedef struct DisasContextBase {
bool singlestep_enabled;
int8_t saved_can_do_io;
bool plugin_enabled;
+ bool fake_insn;
void *host_addr[2];
/*
diff --git a/accel/tcg/translator.c b/accel/tcg/translator.c
index 401c0ca30c..4a1c98cb63 100644
--- a/accel/tcg/translator.c
+++ b/accel/tcg/translator.c
@@ -141,6 +141,7 @@ void translator_loop(CPUState *cpu, TranslationBlock *tb,
int *max_insns,
db->max_insns = *max_insns;
db->singlestep_enabled = cflags & CF_SINGLE_STEP;
db->saved_can_do_io = -1;
+ db->fake_insn = false;
db->host_addr[0] = host_pc;
db->host_addr[1] = NULL;
db->record_start = 0;
@@ -430,6 +431,7 @@ 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
- [PATCH 00/32] accel/tcg: Improve disassembly for target and plugin, Richard Henderson, 2024/04/05
- [PATCH 02/32] accel/tcg: Hide in_same_page outside of a target-specific context, Richard Henderson, 2024/04/05
- [PATCH 04/32] accel/tcg: Reorg translator_ld*, Richard Henderson, 2024/04/05
- [PATCH 05/32] accel/tcg: Cap the translation block when we encounter mmio, Richard Henderson, 2024/04/05
- [PATCH 07/32] accel/tcg: Record when translator_fake_ldb is used,
Richard Henderson <=
- [PATCH 09/32] plugins: Copy memory in qemu_plugin_insn_data, Richard Henderson, 2024/04/05
- [PATCH 10/32] accel/tcg: Implement translator_st, Richard Henderson, 2024/04/05
- [PATCH 08/32] accel/tcg: Record DisasContextBase in tcg_ctx for plugins, Richard Henderson, 2024/04/05
- [PATCH 11/32] plugins: Use translator_st for qemu_plugin_insn_data, Richard Henderson, 2024/04/05
- [PATCH 15/32] plugins: Merge alloc_tcg_plugin_context into plugin_gen_tb_start, Richard Henderson, 2024/04/05
- [PATCH 03/32] accel/tcg: Pass DisasContextBase to translator_fake_ldb, Richard Henderson, 2024/04/05
- [PATCH 01/32] accel/tcg: Use vaddr in translator_ld*, Richard Henderson, 2024/04/05
- [PATCH 06/32] accel/tcg: Record mmio bytes during translation, Richard Henderson, 2024/04/05