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[PULL 31/37] target/riscv: adding high part of some csrs
From: |
Alistair Francis |
Subject: |
[PULL 31/37] target/riscv: adding high part of some csrs |
Date: |
Sat, 8 Jan 2022 15:50:42 +1000 |
From: Frédéric Pétrot <frederic.petrot@univ-grenoble-alpes.fr>
Adding the high part of a very minimal set of csr.
Signed-off-by: Frédéric Pétrot <frederic.petrot@univ-grenoble-alpes.fr>
Co-authored-by: Fabien Portas <fabien.portas@grenoble-inp.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Message-id: 20220106210108.138226-16-frederic.petrot@univ-grenoble-alpes.fr
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
---
target/riscv/cpu.h | 4 ++++
target/riscv/machine.c | 2 ++
2 files changed, 6 insertions(+)
diff --git a/target/riscv/cpu.h b/target/riscv/cpu.h
index b9dee7d147..e8c664a956 100644
--- a/target/riscv/cpu.h
+++ b/target/riscv/cpu.h
@@ -195,6 +195,10 @@ struct CPURISCVState {
target_ulong hgatp;
uint64_t htimedelta;
+ /* Upper 64-bits of 128-bit CSRs */
+ uint64_t mscratchh;
+ uint64_t sscratchh;
+
/* Virtual CSRs */
/*
* For RV32 this is 32-bit vsstatus and 32-bit vsstatush.
diff --git a/target/riscv/machine.c b/target/riscv/machine.c
index 8af9caabf5..13b9ab375b 100644
--- a/target/riscv/machine.c
+++ b/target/riscv/machine.c
@@ -179,6 +179,8 @@ static const VMStateDescription vmstate_rv128 = {
.needed = rv128_needed,
.fields = (VMStateField[]) {
VMSTATE_UINTTL_ARRAY(env.gprh, RISCVCPU, 32),
+ VMSTATE_UINT64(env.mscratchh, RISCVCPU),
+ VMSTATE_UINT64(env.sscratchh, RISCVCPU),
VMSTATE_END_OF_LIST()
}
};
--
2.31.1
- [PULL 21/37] target/riscv: separation of bitwise logic and arithmetic helpers, (continued)
- [PULL 21/37] target/riscv: separation of bitwise logic and arithmetic helpers, Alistair Francis, 2022/01/08
- [PULL 22/37] target/riscv: array for the 64 upper bits of 128-bit registers, Alistair Francis, 2022/01/08
- [PULL 23/37] target/riscv: setup everything for rv64 to support rv128 execution, Alistair Francis, 2022/01/08
- [PULL 25/37] target/riscv: accessors to registers upper part and 128-bit load/store, Alistair Francis, 2022/01/08
- [PULL 27/37] target/riscv: support for 128-bit U-type instructions, Alistair Francis, 2022/01/08
- [PULL 26/37] target/riscv: support for 128-bit bitwise instructions, Alistair Francis, 2022/01/08
- [PULL 29/37] target/riscv: support for 128-bit arithmetic instructions, Alistair Francis, 2022/01/08
- [PULL 24/37] target/riscv: moving some insns close to similar insns, Alistair Francis, 2022/01/08
- [PULL 28/37] target/riscv: support for 128-bit shift instructions, Alistair Francis, 2022/01/08
- [PULL 30/37] target/riscv: support for 128-bit M extension, Alistair Francis, 2022/01/08
- [PULL 31/37] target/riscv: adding high part of some csrs,
Alistair Francis <=
- [PULL 32/37] target/riscv: helper functions to wrap calls to 128-bit csr insns, Alistair Francis, 2022/01/08
- [PULL 33/37] target/riscv: modification of the trans_csrxx for 128-bit support, Alistair Francis, 2022/01/08
- [PULL 34/37] target/riscv: actual functions to realize crs 128-bit insns, Alistair Francis, 2022/01/08
- [PULL 35/37] target/riscv: Set the opcode in DisasContext, Alistair Francis, 2022/01/08
- [PULL 36/37] target/riscv: Fixup setting GVA, Alistair Francis, 2022/01/08
- [PULL 37/37] target/riscv: Implement the stval/mtval illegal instruction, Alistair Francis, 2022/01/08
- Re: [PULL 00/37] riscv-to-apply queue, Richard Henderson, 2022/01/08