diff mbox series

[v2,05/20] tcg: Move size+sign+endian from TCGMemOp to MemOp

Message ID 1563810222730.76414@bt.com
State New
Headers show
Series Invert Endian bit in SPARCv9 MMU TTE | expand

Commit Message

Tony Nguyen July 22, 2019, 3:43 p.m. UTC 
Preparation for modifying the memory API to take size+sign+endianness
instead of just size.

Accelerator independent MemOp enum is extended by TCGMemOp enum.

Signed-off-by: Tony Nguyen <tony.nguyen@bt.com>
---
 MAINTAINERS          |  1 +
 include/exec/memop.h | 27 +++++++++++++++++++++++++++
 tcg/tcg.h            | 15 +++++----------
 3 files changed, 33 insertions(+), 10 deletions(-)
 create mode 100644 include/exec/memop.h

--
1.8.3.1
diff mbox series

Patch

diff --git a/MAINTAINERS b/MAINTAINERS
index cc9636b..3f148cd 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -1890,6 +1890,7 @@  M: Paolo Bonzini <pbonzini@redhat.com>
 S: Supported
 F: include/exec/ioport.h
 F: ioport.c
+F: include/exec/memop.h
 F: include/exec/memory.h
 F: include/exec/ram_addr.h
 F: memory.c
diff --git a/include/exec/memop.h b/include/exec/memop.h
new file mode 100644
index 0000000..43e99d7
--- /dev/null
+++ b/include/exec/memop.h
@@ -0,0 +1,27 @@ 
+/*
+ * Constants for memory operations
+ *
+ * Authors:
+ *  Richard Henderson <rth@twiddle.net>
+ *
+ * This work is licensed under the terms of the GNU GPL, version 2 or later.
+ * See the COPYING file in the top-level directory.
+ *
+ */
+
+#ifndef MEMOP_H
+#define MEMOP_H
+
+typedef enum MemOp {
+    MO_8     = 0,
+    MO_16    = 1,
+    MO_32    = 2,
+    MO_64    = 3,
+    MO_SIZE  = 3,   /* Mask for the above.  */
+
+    MO_SIGN  = 4,   /* Sign-extended, otherwise zero-extended.  */
+
+    MO_BSWAP = 8,   /* Host reverse endian.  */
+} MemOp;
+
+#endif
diff --git a/tcg/tcg.h b/tcg/tcg.h
index 63e9897..18b91fe 100644
--- a/tcg/tcg.h
+++ b/tcg/tcg.h
@@ -26,6 +26,7 @@ 
 #define TCG_H

 #include "cpu.h"
+#include "exec/memop.h"
 #include "exec/tb-context.h"
 #include "qemu/bitops.h"
 #include "qemu/queue.h"
@@ -309,17 +310,11 @@  typedef enum TCGType {
 #endif
 } TCGType;

-/* Constants for qemu_ld and qemu_st for the Memory Operation field.  */
+/*
+ * Extend MemOp with constants for qemu_ld and qemu_st for the Memory
+ * Operation field.
+ */
 typedef enum TCGMemOp {
-    MO_8     = 0,
-    MO_16    = 1,
-    MO_32    = 2,
-    MO_64    = 3,
-    MO_SIZE  = 3,   /* Mask for the above.  */
-
-    MO_SIGN  = 4,   /* Sign-extended, otherwise zero-extended.  */
-
-    MO_BSWAP = 8,   /* Host reverse endian.  */
 #ifdef HOST_WORDS_BIGENDIAN
     MO_LE    = MO_BSWAP,
     MO_BE    = 0,