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[Qemu-devel] [RFC PATCH v6 12/32] From 185a3a47d08857a66332ae862b372a153
From: |
Pavel Dovgalyuk |
Subject: |
[Qemu-devel] [RFC PATCH v6 12/32] From 185a3a47d08857a66332ae862b372a153ce92bb9 Mon Sep 17 00:00:00 2001 |
Date: |
Mon, 08 Dec 2014 10:54:07 +0300 |
User-agent: |
StGit/0.16 |
From: Paolo Bonzini <address@hidden>
Subject: [PATCH] cpu-exec: add a new CF_USE_ICOUNT cflag
Signed-off-by: Paolo Bonzini <address@hidden>
Signed-off-by: Pavel Dovgalyuk <address@hidden>
---
include/exec/exec-all.h | 5 +++--
translate-all.c | 3 +++
2 files changed, 6 insertions(+), 2 deletions(-)
diff --git a/include/exec/exec-all.h b/include/exec/exec-all.h
index 5d20a29..14d1a1b 100644
--- a/include/exec/exec-all.h
+++ b/include/exec/exec-all.h
@@ -142,9 +142,11 @@ struct TranslationBlock {
uint64_t flags; /* flags defining in which context the code was generated
*/
uint16_t size; /* size of target code for this block (1 <=
size <= TARGET_PAGE_SIZE) */
- uint16_t cflags; /* compile flags */
+ uint16_t icount;
+ uint32_t cflags; /* compile flags */
#define CF_COUNT_MASK 0x7fff
#define CF_LAST_IO 0x8000 /* Last insn may be an IO access. */
+#define CF_USE_ICOUNT 0x10000
void *tc_ptr; /* pointer to the translated code */
/* next matching tb for physical address. */
@@ -168,7 +170,6 @@ struct TranslationBlock {
jmp_first */
struct TranslationBlock *jmp_next[2];
struct TranslationBlock *jmp_first;
- uint32_t icount;
};
#include "exec/spinlock.h"
diff --git a/translate-all.c b/translate-all.c
index 7177b71..e9f5178 100644
--- a/translate-all.c
+++ b/translate-all.c
@@ -1047,6 +1047,9 @@ TranslationBlock *tb_gen_code(CPUState *cpu,
int code_gen_size;
phys_pc = get_page_addr_code(env, pc);
+ if (use_icount) {
+ cflags |= CF_USE_ICOUNT;
+ }
tb = tb_alloc(pc);
if (!tb) {
/* flush must be done */
- Re: [Qemu-devel] [RFC PATCH v6 08/32] icount: implement icount requesting, (continued)
- [Qemu-devel] [RFC PATCH v6 09/32] replay: introduce icount event, Pavel Dovgalyuk, 2014/12/08
- [Qemu-devel] [RFC PATCH v6 10/32] i386: do not cross the pages boundaries in replay mode, Pavel Dovgalyuk, 2014/12/08
- [Qemu-devel] [RFC PATCH v6 11/32] From 7abf2f72777958d395cfd01d97fe707cc06152b5 Mon Sep 17 00:00:00 2001, Pavel Dovgalyuk, 2014/12/08
- [Qemu-devel] [RFC PATCH v6 12/32] From 185a3a47d08857a66332ae862b372a153ce92bb9 Mon Sep 17 00:00:00 2001,
Pavel Dovgalyuk <=
- [Qemu-devel] [RFC PATCH v6 13/32] From a0cb9e80ba0de409b5ad556109a1c71ce4d8ce19 Mon Sep 17 00:00:00 2001, Pavel Dovgalyuk, 2014/12/08
- [Qemu-devel] [RFC PATCH v6 14/32] From 04bbd21134dd2c6b7309a7f5f2b780aae2757003 Mon Sep 17 00:00:00 2001, Pavel Dovgalyuk, 2014/12/08
- [Qemu-devel] [RFC PATCH v6 15/32] cpu-exec: allow temporary disabling icount, Pavel Dovgalyuk, 2014/12/08
- [Qemu-devel] [RFC PATCH v6 16/32] cpu-exec: invalidate nocache translation if they are interrupted, Pavel Dovgalyuk, 2014/12/08
- [Qemu-devel] [RFC PATCH v6 17/32] cpu: replay instructions sequence, Pavel Dovgalyuk, 2014/12/08
- [Qemu-devel] [RFC PATCH v6 18/32] replay: interrupts and exceptions, Pavel Dovgalyuk, 2014/12/08
- [Qemu-devel] [RFC PATCH v6 19/32] replay: asynchronous events infrastructure, Pavel Dovgalyuk, 2014/12/08
- [Qemu-devel] [RFC PATCH v6 20/32] timer: introduce new QEMU_CLOCK_VIRTUAL_RT clock, Pavel Dovgalyuk, 2014/12/08
- [Qemu-devel] [RFC PATCH v6 21/32] cpus: make icount warp deterministic in replay mode, Pavel Dovgalyuk, 2014/12/08
- [Qemu-devel] [RFC PATCH v6 22/32] timer: fix usage of clock functions, Pavel Dovgalyuk, 2014/12/08