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[PATCH 15/24] accel/tcg: Restrict IcountDecr and CPUTLB to TCG
From: |
Philippe Mathieu-Daudé |
Subject: |
[PATCH 15/24] accel/tcg: Restrict IcountDecr and CPUTLB to TCG |
Date: |
Mon, 29 Apr 2024 00:14:41 +0200 |
IcountDecr union, the CPUTLB* structures and the
"exec/tlb-common.h" header are only required for
TCG.
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
---
include/exec/tlb-common.h | 4 ++++
include/hw/core/cpu.h | 9 ++++++---
2 files changed, 10 insertions(+), 3 deletions(-)
diff --git a/include/exec/tlb-common.h b/include/exec/tlb-common.h
index dc5a5faa0b..a529c9f056 100644
--- a/include/exec/tlb-common.h
+++ b/include/exec/tlb-common.h
@@ -19,6 +19,10 @@
#ifndef EXEC_TLB_COMMON_H
#define EXEC_TLB_COMMON_H 1
+#ifndef CONFIG_TCG
+#error Can only include this header with TCG
+#endif
+
#define CPU_TLB_ENTRY_BITS 5
/* Minimalized TLB entry for use by TCG fast path. */
diff --git a/include/hw/core/cpu.h b/include/hw/core/cpu.h
index ef8b85b6fe..dc28920bcc 100644
--- a/include/hw/core/cpu.h
+++ b/include/hw/core/cpu.h
@@ -27,7 +27,6 @@
#include "exec/vaddr.h"
#include "exec/memattrs.h"
#include "exec/mmu-access-type.h"
-#include "exec/tlb-common.h"
#include "qapi/qapi-types-run-state.h"
#include "qemu/bitmap.h"
#include "qemu/rcu_queue.h"
@@ -256,6 +255,9 @@ typedef struct CPUTLBEntryFull {
} extra;
} CPUTLBEntryFull;
+#ifdef CONFIG_TCG
+#include "exec/tlb-common.h"
+
/*
* Data elements that are per MMU mode, minus the bits accessed by
* the TCG fast path.
@@ -311,11 +313,9 @@ typedef struct CPUTLBCommon {
* negative offsets are at the end of the struct.
*/
typedef struct CPUTLB {
-#ifdef CONFIG_TCG
CPUTLBCommon c;
CPUTLBDesc d[NB_MMU_MODES];
CPUTLBDescFast f[NB_MMU_MODES];
-#endif
} CPUTLB;
/*
@@ -337,6 +337,7 @@ typedef union IcountDecr {
#endif
} u16;
} IcountDecr;
+#endif
/**
* CPUNegativeOffsetState: Elements of CPUState most efficiently accessed
@@ -346,6 +347,7 @@ typedef union IcountDecr {
* @plugin_state: per-CPU plugin state
*/
typedef struct CPUNegativeOffsetState {
+#ifdef CONFIG_TCG
CPUTLB tlb;
#ifdef CONFIG_PLUGIN
/*
@@ -356,6 +358,7 @@ typedef struct CPUNegativeOffsetState {
#endif
IcountDecr icount_decr;
bool can_do_io;
+#endif
} CPUNegativeOffsetState;
struct KVMState;
--
2.41.0
- Re: [PATCH 10/24] user: Use get_task_state() helper, (continued)
- [PATCH 11/24] accel/tcg: Allocate per-vCPU accel state in create_vcpu_thread(), Philippe Mathieu-Daudé, 2024/04/28
- [PATCH 12/24] accel/tcg: Move TaskState from CPUState to TCG AccelCPUState, Philippe Mathieu-Daudé, 2024/04/28
- [PATCH 13/24] accel/tcg: Update CPUNegativeOffsetState::can_do_io field documentation, Philippe Mathieu-Daudé, 2024/04/28
- [PATCH 14/24] accel/tcg: Move plugin fields to CPUNegativeOffsetState, Philippe Mathieu-Daudé, 2024/04/28
- [PATCH 15/24] accel/tcg: Restrict IcountDecr and CPUTLB to TCG,
Philippe Mathieu-Daudé <=
- [PATCH 16/24] accel/tcg: Move @jmp_env from CPUState to TCG AccelCPUState, Philippe Mathieu-Daudé, 2024/04/28
- [PATCH 17/24] accel/tcg: Move @mem_io_pc from CPUState to TCG AccelCPUState, Philippe Mathieu-Daudé, 2024/04/28
- [PATCH 18/24] accel/tcg: Move @cflags_next_tb from CPUState to TCG AccelCPUState, Philippe Mathieu-Daudé, 2024/04/28
- [PATCH 20/24] accel/tcg: Move @tb_jmp_cache from CPUState to TCG AccelCPUState, Philippe Mathieu-Daudé, 2024/04/28