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[Qemu-devel] [PULL 3/9] cpu-exec: add a new CF_USE_ICOUNT cflag
From: |
Paolo Bonzini |
Subject: |
[Qemu-devel] [PULL 3/9] cpu-exec: add a new CF_USE_ICOUNT cflag |
Date: |
Sat, 3 Jan 2015 09:45:03 +0100 |
Signed-off-by: Pavel Dovgalyuk <address@hidden>
Signed-off-by: Paolo Bonzini <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 38a8a09..6a15448 100644
--- a/include/exec/exec-all.h
+++ b/include/exec/exec-all.h
@@ -142,10 +142,12 @@ 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_NOCACHE 0x10000 /* To be freed after execution */
+#define CF_USE_ICOUNT 0x20000
void *tc_ptr; /* pointer to the translated code */
/* next matching tb for physical address. */
@@ -169,7 +171,6 @@ 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 c24cfe8..db2102d 100644
--- a/translate-all.c
+++ b/translate-all.c
@@ -1045,6 +1045,9 @@ 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 */
--
1.8.3.1
- [Qemu-devel] [PULL 0/9] Misc changes for 2015-01-03 (icount, migration, iscsi, sdhci-pci), Paolo Bonzini, 2015/01/03
- [Qemu-devel] [PULL 3/9] cpu-exec: add a new CF_USE_ICOUNT cflag,
Paolo Bonzini <=
- [Qemu-devel] [PULL 1/9] atomic: fix position of volatile qualifier, Paolo Bonzini, 2015/01/03
- [Qemu-devel] [PULL 2/9] target-ppc: pass DisasContext to SPR generator functions, Paolo Bonzini, 2015/01/03
- [Qemu-devel] [PULL 5/9] gen-icount: check cflags instead of use_icount global, Paolo Bonzini, 2015/01/03
- [Qemu-devel] [PULL 6/9] serial: refine serial_thr_ipending_needed, Paolo Bonzini, 2015/01/03
- [Qemu-devel] [PULL 4/9] translate: check cflags instead of use_icount global, Paolo Bonzini, 2015/01/03
- [Qemu-devel] [PULL 9/9] pci: move REDHAT_SDHCI device ID to make room for Rocker, Paolo Bonzini, 2015/01/03
- [Qemu-devel] [PULL 7/9] pckbd: set bits 2-3-6-7 of the output port by default, Paolo Bonzini, 2015/01/03
- [Qemu-devel] [PULL 8/9] block/iscsi: fix uninitialized variable, Paolo Bonzini, 2015/01/03
- Re: [Qemu-devel] [PULL 0/9] Misc changes for 2015-01-03 (icount, migration, iscsi, sdhci-pci), Peter Maydell, 2015/01/09