diff options
| author | Richard Henderson <richard.henderson@linaro.org> | 2023-04-12 13:43:18 +0200 |
|---|---|---|
| committer | Alistair Francis <alistair.francis@wdc.com> | 2023-05-05 10:49:50 +1000 |
| commit | 0f58cbbeea4a6c7f8b14f09cc18acfbb3a00e2e9 (patch) | |
| tree | 2afd5e64a79d83663ba11dad13aa392d09a00af9 /target/riscv/cpu.h | |
| parent | a7f112c5fd1ac22732e523c8e933728fca681a0a (diff) | |
target/riscv: Handle HLV, HSV via helpers
Implement these instructions via helpers, in expectation
of determining the mmu_idx to use at runtime. This allows
the permission check to also be moved out of line, which
allows HLSX to be removed from TB_FLAGS.
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Weiwei Li <liweiwei@iscas.ac.cn>
Tested-by: Daniel Henrique Barboza <dbarboza@ventanamicro.com>
Message-Id: <20230325105429.1142530-11-richard.henderson@linaro.org>
Message-Id: <20230412114333.118895-11-richard.henderson@linaro.org>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
Diffstat (limited to 'target/riscv/cpu.h')
| -rw-r--r-- | target/riscv/cpu.h | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/target/riscv/cpu.h b/target/riscv/cpu.h index 6239c99f4c..35cf2e2691 100644 --- a/target/riscv/cpu.h +++ b/target/riscv/cpu.h @@ -639,8 +639,7 @@ FIELD(TB_FLAGS, LMUL, 7, 3) FIELD(TB_FLAGS, SEW, 10, 3) FIELD(TB_FLAGS, VL_EQ_VLMAX, 13, 1) FIELD(TB_FLAGS, VILL, 14, 1) -/* Is a Hypervisor instruction load/store allowed? */ -FIELD(TB_FLAGS, HLSX, 15, 1) +FIELD(TB_FLAGS, VSTART_EQ_ZERO, 15, 1) /* The combination of MXL/SXL/UXL that applies to the current cpu mode. */ FIELD(TB_FLAGS, XL, 16, 2) /* If PointerMasking should be applied */ @@ -652,8 +651,7 @@ FIELD(TB_FLAGS, VMA, 21, 1) FIELD(TB_FLAGS, ITRIGGER, 22, 1) /* Virtual mode enabled */ FIELD(TB_FLAGS, VIRT_ENABLED, 23, 1) -FIELD(TB_FLAGS, VSTART_EQ_ZERO, 24, 1) -FIELD(TB_FLAGS, PRIV, 25, 2) +FIELD(TB_FLAGS, PRIV, 24, 2) #ifdef TARGET_RISCV32 #define riscv_cpu_mxl(env) ((void)(env), MXL_RV32) |