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[PATCH v5 03/48] target/nios2: Add NUM_GP_REGS and NUM_CP_REGS
From: |
Richard Henderson |
Subject: |
[PATCH v5 03/48] target/nios2: Add NUM_GP_REGS and NUM_CP_REGS |
Date: |
Thu, 10 Mar 2022 03:26:40 -0800 |
From: Amir Gonnen <amir.gonnen@neuroblade.ai>
Split NUM_CORE_REGS into components that can be used elsewhere.
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
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 ca0f3420cd..adeb16377d 100644
--- a/target/nios2/cpu.h
+++ b/target/nios2/cpu.h
@@ -56,9 +56,11 @@ 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
@@ -79,7 +81,7 @@ 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
- [PATCH v5 00/48] target/nios2: Shadow register set, EIC and VIC, Richard Henderson, 2022/03/10
- [PATCH v5 02/48] target/nios2: Stop generating code if gen_check_supervisor fails, Richard Henderson, 2022/03/10
- [PATCH v5 01/48] target/nios2: Check supervisor on eret, Richard Henderson, 2022/03/10
- [PATCH v5 04/48] target/nios2: Split PC out of env->regs[], Richard Henderson, 2022/03/10
- [PATCH v5 03/48] target/nios2: Add NUM_GP_REGS and NUM_CP_REGS,
Richard Henderson <=
- [PATCH v5 05/48] target/nios2: Split out helper for eret instruction, Richard Henderson, 2022/03/10
- [PATCH v5 06/48] target/nios2: Fix BRET instruction, Richard Henderson, 2022/03/10
- [PATCH v5 07/48] target/nios2: Do not create TCGv for control registers, Richard Henderson, 2022/03/10
- [PATCH v5 08/48] linux-user/nios2: Only initialize SP and PC in target_cpu_copy_regs, Richard Henderson, 2022/03/10
- [PATCH v5 09/48] target/nios2: Remove cpu_interrupts_enabled, Richard Henderson, 2022/03/10
- [PATCH v5 13/48] target/nios2: Use hw/registerfields.h for CR_STATUS fields, Richard Henderson, 2022/03/10
- [PATCH v5 11/48] target/nios2: Do not zero the general registers on reset, Richard Henderson, 2022/03/10