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[PATCH v14 8/8] [RISCV_PM] Allow experimental J-ext to be turned on
From: |
Alexey Baturo |
Subject: |
[PATCH v14 8/8] [RISCV_PM] Allow experimental J-ext to be turned on |
Date: |
Sun, 17 Oct 2021 20:27:28 +0300 |
Signed-off-by: Alexey Baturo <space.monkey.delivers@gmail.com>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
---
target/riscv/cpu.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/target/riscv/cpu.c b/target/riscv/cpu.c
index 7f9dde70b7..fb08c0ffb8 100644
--- a/target/riscv/cpu.c
+++ b/target/riscv/cpu.c
@@ -558,6 +558,9 @@ static void riscv_cpu_realize(DeviceState *dev, Error
**errp)
}
set_vext_version(env, vext_version);
}
+ if (cpu->cfg.ext_j) {
+ target_misa |= RVJ;
+ }
set_misa(env, target_misa);
}
@@ -624,6 +627,7 @@ static Property riscv_cpu_properties[] = {
DEFINE_PROP_BOOL("x-zbc", RISCVCPU, cfg.ext_zbc, false),
DEFINE_PROP_BOOL("x-zbs", RISCVCPU, cfg.ext_zbs, false),
DEFINE_PROP_BOOL("x-h", RISCVCPU, cfg.ext_h, false),
+ DEFINE_PROP_BOOL("x-j", RISCVCPU, cfg.ext_j, false),
DEFINE_PROP_BOOL("x-v", RISCVCPU, cfg.ext_v, false),
DEFINE_PROP_BOOL("Counters", RISCVCPU, cfg.ext_counters, true),
DEFINE_PROP_BOOL("Zifencei", RISCVCPU, cfg.ext_ifencei, true),
--
2.30.2
- [PATCH v14 0/8] RISC-V Pointer Masking implementation, Alexey Baturo, 2021/10/17
- [PATCH v14 1/8] [RISCV_PM] Add J-extension into RISC-V, Alexey Baturo, 2021/10/17
- [PATCH v14 2/8] [RISCV_PM] Add CSR defines for RISC-V PM extension, Alexey Baturo, 2021/10/17
- [PATCH v14 3/8] [RISCV_PM] Support CSRs required for RISC-V PM extension except for the h-mode, Alexey Baturo, 2021/10/17
- [PATCH v14 5/8] [RISCV_PM] Print new PM CSRs in QEMU logs, Alexey Baturo, 2021/10/17
- [PATCH v14 4/8] [RISCV_PM] Add J extension state description, Alexey Baturo, 2021/10/17
- [PATCH v14 6/8] [RISCV_PM] Support pointer masking for RISC-V for i/c/f/d/a types of instructions, Alexey Baturo, 2021/10/17
- [PATCH v14 8/8] [RISCV_PM] Allow experimental J-ext to be turned on,
Alexey Baturo <=
- [PATCH v14 7/8] [RISCV_PM] Implement address masking functions required for RISC-V Pointer Masking extension, Alexey Baturo, 2021/10/17