[PATCH v4 03/33] target/nios2: Add NUM_GP_REGS and NUM_CP_REGS

[Richard Henderson]

From: Amir Gonnen <amir.gonnen@neuroblade.ai>

Split NUM_CORE_REGS into components that can be used elsewhere.

Signed-off-by: Amir Gonnen <amir.gonnen@neuroblade.ai>
Message-Id: <20220303153906.2024748-3-amir.gonnen@neuroblade.ai>
[rth: Split out of a larger patch for shadow register sets.]
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
 target/nios2/cpu.h | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/target/nios2/cpu.h b/target/nios2/cpu.h
index a00e4229ce..655a440033 100644
--- a/target/nios2/cpu.h
+++ b/target/nios2/cpu.h
@@ -57,9 +57,11 @@ struct Nios2CPUClass {
 #define EXCEPTION_ADDRESS     0x00000004
 #define FAST_TLB_MISS_ADDRESS 0x00000008
 
+#define NUM_GP_REGS 32
+#define NUM_CR_REGS 32
 
 /* GP regs + CR regs + PC */
-#define NUM_CORE_REGS (32 + 32 + 1)
+#define NUM_CORE_REGS (NUM_GP_REGS + NUM_CR_REGS + 1)
 
 /* General purpose register aliases */
 #define R_ZERO   0
@@ -80,7 +82,7 @@ struct Nios2CPUClass {
 #define R_RA     31
 
 /* Control register aliases */
-#define CR_BASE  32
+#define CR_BASE  NUM_GP_REGS
 #define CR_STATUS    (CR_BASE + 0)
 #define   CR_STATUS_PIE  (1 << 0)
 #define   CR_STATUS_U    (1 << 1)
-- 
2.25.1