diff mbox series

[PATCH-for-9.1,10/12] exec/cpu-defs: Restrict SOFTMMU specific definitions to accel/tcg/

Message ID 20240313213339.82071-11-philmd@linaro.org
State New
Headers show
Series accel/tcg: Finish replacing SOFTMMU -> SYSTEM | expand

Commit Message

Philippe Mathieu-Daudé March 13, 2024, 9:33 p.m. UTC 
CPU_TLB_foo definitions are specific to SoftMMU and
only used in accel/tcg/.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
---
 accel/tcg/internal-target.h | 26 ++++++++++++++++++++++++++
 include/exec/cpu-defs.h     | 26 --------------------------
 2 files changed, 26 insertions(+), 26 deletions(-)

Comments

Richard Henderson March 15, 2024, 9:29 p.m. UTC | #1 
On 3/13/24 11:33, Philippe Mathieu-Daudé wrote:
> CPU_TLB_foo definitions are specific to SoftMMU and
> only used in accel/tcg/.
> 
> Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
> ---
>   accel/tcg/internal-target.h | 26 ++++++++++++++++++++++++++
>   include/exec/cpu-defs.h     | 26 --------------------------
>   2 files changed, 26 insertions(+), 26 deletions(-)
> 
> diff --git a/accel/tcg/internal-target.h b/accel/tcg/internal-target.h
> index b22b29c461..9b5cc9168b 100644
> --- a/accel/tcg/internal-target.h
> +++ b/accel/tcg/internal-target.h
> @@ -12,6 +12,32 @@
>   #include "exec/exec-all.h"
>   #include "exec/translate-all.h"
>   
> +#if defined(CONFIG_SOFTMMU) && defined(CONFIG_TCG)

I see this is moved intact, but drop the CONFIG_TCG ifdef within accel/tcg/.
With that change,

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>

r~
diff mbox series

Patch

diff --git a/accel/tcg/internal-target.h b/accel/tcg/internal-target.h
index b22b29c461..9b5cc9168b 100644
--- a/accel/tcg/internal-target.h
+++ b/accel/tcg/internal-target.h
@@ -12,6 +12,32 @@ 
 #include "exec/exec-all.h"
 #include "exec/translate-all.h"
 
+#if defined(CONFIG_SOFTMMU) && defined(CONFIG_TCG)
+#define CPU_TLB_DYN_MIN_BITS 6
+#define CPU_TLB_DYN_DEFAULT_BITS 8
+
+# if HOST_LONG_BITS == 32
+/* Make sure we do not require a double-word shift for the TLB load */
+#  define CPU_TLB_DYN_MAX_BITS (32 - TARGET_PAGE_BITS)
+# else /* HOST_LONG_BITS == 64 */
+/*
+ * Assuming TARGET_PAGE_BITS==12, with 2**22 entries we can cover 2**(22+12) ==
+ * 2**34 == 16G of address space. This is roughly what one would expect a
+ * TLB to cover in a modern (as of 2018) x86_64 CPU. For instance, Intel
+ * Skylake's Level-2 STLB has 16 1G entries.
+ * Also, make sure we do not size the TLB past the guest's address space.
+ */
+#  ifdef TARGET_PAGE_BITS_VARY
+#   define CPU_TLB_DYN_MAX_BITS                                  \
+    MIN(22, TARGET_VIRT_ADDR_SPACE_BITS - TARGET_PAGE_BITS)
+#  else
+#   define CPU_TLB_DYN_MAX_BITS                                  \
+    MIN_CONST(22, TARGET_VIRT_ADDR_SPACE_BITS - TARGET_PAGE_BITS)
+#  endif
+# endif
+
+#endif /* CONFIG_SOFTMMU && CONFIG_TCG */
+
 /*
  * Access to the various translations structures need to be serialised
  * via locks for consistency.  In user-mode emulation access to the
diff --git a/include/exec/cpu-defs.h b/include/exec/cpu-defs.h
index 3915438b83..955cbefe81 100644
--- a/include/exec/cpu-defs.h
+++ b/include/exec/cpu-defs.h
@@ -54,30 +54,4 @@ 
 
 #include "exec/target_long.h"
 
-#if defined(CONFIG_SOFTMMU) && defined(CONFIG_TCG)
-#define CPU_TLB_DYN_MIN_BITS 6
-#define CPU_TLB_DYN_DEFAULT_BITS 8
-
-# if HOST_LONG_BITS == 32
-/* Make sure we do not require a double-word shift for the TLB load */
-#  define CPU_TLB_DYN_MAX_BITS (32 - TARGET_PAGE_BITS)
-# else /* HOST_LONG_BITS == 64 */
-/*
- * Assuming TARGET_PAGE_BITS==12, with 2**22 entries we can cover 2**(22+12) ==
- * 2**34 == 16G of address space. This is roughly what one would expect a
- * TLB to cover in a modern (as of 2018) x86_64 CPU. For instance, Intel
- * Skylake's Level-2 STLB has 16 1G entries.
- * Also, make sure we do not size the TLB past the guest's address space.
- */
-#  ifdef TARGET_PAGE_BITS_VARY
-#   define CPU_TLB_DYN_MAX_BITS                                  \
-    MIN(22, TARGET_VIRT_ADDR_SPACE_BITS - TARGET_PAGE_BITS)
-#  else
-#   define CPU_TLB_DYN_MAX_BITS                                  \
-    MIN_CONST(22, TARGET_VIRT_ADDR_SPACE_BITS - TARGET_PAGE_BITS)
-#  endif
-# endif
-
-#endif /* CONFIG_SOFTMMU && CONFIG_TCG */
-
 #endif