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[v7,24/64] target/nios2: Use hw/registerfields.h for CR_STATUS fields

Message ID 20220421151735.31996-25-richard.henderson@linaro.org
State Superseded
Headers show
Series nios2 fixes, cleanups, shadow reg sets | expand

Commit Message

Richard Henderson April 21, 2022, 3:16 p.m. UTC 
Add all fields; retain the helper macros for single bit fields.
So far there are no uses of the multi-bit status fields.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
 target/nios2/cpu.h | 28 +++++++++++++++++++---------
 1 file changed, 19 insertions(+), 9 deletions(-)
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Patch

diff --git a/target/nios2/cpu.h b/target/nios2/cpu.h
index 872bc2a46f..44fc681c58 100644
--- a/target/nios2/cpu.h
+++ b/target/nios2/cpu.h
@@ -23,6 +23,7 @@ 
 
 #include "exec/cpu-defs.h"
 #include "hw/core/cpu.h"
+#include "hw/registerfields.h"
 #include "qom/object.h"
 
 typedef struct CPUArchState CPUNios2State;
@@ -79,15 +80,24 @@  struct Nios2CPUClass {
 
 /* Control register aliases */
 #define CR_STATUS        0
-#define   CR_STATUS_PIE  (1 << 0)
-#define   CR_STATUS_U    (1 << 1)
-#define   CR_STATUS_EH   (1 << 2)
-#define   CR_STATUS_IH   (1 << 3)
-#define   CR_STATUS_IL   (63 << 4)
-#define   CR_STATUS_CRS  (63 << 10)
-#define   CR_STATUS_PRS  (63 << 16)
-#define   CR_STATUS_NMI  (1 << 22)
-#define   CR_STATUS_RSIE (1 << 23)
+
+FIELD(CR_STATUS, PIE, 0, 1)
+FIELD(CR_STATUS, U, 1, 1)
+FIELD(CR_STATUS, EH, 2, 1)
+FIELD(CR_STATUS, IH, 3, 1)
+FIELD(CR_STATUS, IL, 4, 6)
+FIELD(CR_STATUS, CRS, 10, 6)
+FIELD(CR_STATUS, PRS, 16, 6)
+FIELD(CR_STATUS, NMI, 22, 1)
+FIELD(CR_STATUS, RSIE, 23, 1)
+
+#define CR_STATUS_PIE    R_CR_STATUS_PIE_MASK
+#define CR_STATUS_U      R_CR_STATUS_U_MASK
+#define CR_STATUS_EH     R_CR_STATUS_EH_MASK
+#define CR_STATUS_IH     R_CR_STATUS_IH_MASK
+#define CR_STATUS_NMI    R_CR_STATUS_NMI_MASK
+#define CR_STATUS_RSIE   R_CR_STATUS_RSIE_MASK
+
 #define CR_ESTATUS       1
 #define CR_BSTATUS       2
 #define CR_IENABLE       3