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[PATCH v2 21/23] target/sh4: Use MMU_INDEX() helper
From: |
Helge Deller |
Subject: |
[PATCH v2 21/23] target/sh4: Use MMU_INDEX() helper |
Date: |
Sun, 6 Aug 2023 14:17:30 +0200 |
Use the new MMU_INDEX() helper to specify the index of the CPUTLB which
should be used. Additionally, in a follow-up patch this helper allows
then to optimize the tcg code generation.
Signed-off-by: Helge Deller <deller@gmx.de>
---
target/sh4/cpu.h | 7 ++++---
1 file changed, 4 insertions(+), 3 deletions(-)
diff --git a/target/sh4/cpu.h b/target/sh4/cpu.h
index 1399d3840f..9adb1bb893 100644
--- a/target/sh4/cpu.h
+++ b/target/sh4/cpu.h
@@ -260,15 +260,16 @@ void cpu_load_tlb(CPUSH4State * env);
#define cpu_list sh4_cpu_list
/* MMU modes definitions */
-#define MMU_USER_IDX 1
+#define MMU_KERNEL_IDX MMU_INDEX(0)
+#define MMU_USER_IDX MMU_INDEX(1)
static inline int cpu_mmu_index (CPUSH4State *env, bool ifetch)
{
/* The instruction in a RTE delay slot is fetched in privileged
mode, but executed in user mode. */
if (ifetch && (env->flags & TB_FLAG_DELAY_SLOT_RTE)) {
- return 0;
+ return MMU_KERNEL_IDX;
} else {
- return (env->sr & (1u << SR_MD)) == 0 ? 1 : 0;
+ return (env->sr & (1u << SR_MD)) == 0 ? MMU_USER_IDX : MMU_KERNEL_IDX;
}
}
--
2.41.0
- Re: [PATCH v2 10/23] target/riscv: Use MMU_INDEX() helper, (continued)
- [PATCH v2 13/23] target/xtensa: Use MMU_INDEX() helper, Helge Deller, 2023/08/06
- [PATCH v2 18/23] target/m68k: Use MMU_INDEX() helper, Helge Deller, 2023/08/06
- [PATCH v2 12/23] target/sparc: Use MMU_INDEX() helper, Helge Deller, 2023/08/06
- [PATCH v2 17/23] target/microblaze: Use MMU_INDEX() helper, Helge Deller, 2023/08/06
- [PATCH v2 11/23] target/s390x: Use MMU_INDEX() helper, Helge Deller, 2023/08/06
- [PATCH v2 20/23] target/rx: Use MMU_INDEX() helper, Helge Deller, 2023/08/06
- [PATCH v2 22/23] target/tricore: Use MMU_INDEX() helper, Helge Deller, 2023/08/06
- [PATCH v2 15/23] target/cris: Use MMU_INDEX() helper, Helge Deller, 2023/08/06
- [PATCH v2 16/23] target/m68k: Use MMU_INDEX() helper, Helge Deller, 2023/08/06
- [PATCH v2 21/23] target/sh4: Use MMU_INDEX() helper,
Helge Deller <=
- [PATCH v2 23/23] cpu-defs.h: Reduce generated code size by inverting MMU_INDEX(), Helge Deller, 2023/08/06