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| author | LIU Zhiwei <zhiwei_liu@linux.alibaba.com> | 2024-07-09 19:36:50 +0800 |
|---|---|---|
| committer | Alistair Francis <alistair.francis@wdc.com> | 2024-07-18 12:00:42 +1000 |
| commit | d34e4066025378dff8d444104100d3b07e127fe6 (patch) | |
| tree | be5a3ec7b1ed311f959a1493d45e3018b7c4146a | |
| parent | 8d07887bcbf13749224bd10b0303f7a79a959edb (diff) | |
| download | qemu-d34e4066025378dff8d444104100d3b07e127fe6.zip qemu-d34e4066025378dff8d444104100d3b07e127fe6.tar.gz qemu-d34e4066025378dff8d444104100d3b07e127fe6.tar.bz2 | |
target/riscv: Add amocas.[b|h] for Zabha
Signed-off-by: LIU Zhiwei <zhiwei_liu@linux.alibaba.com>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Message-ID: <20240709113652.1239-10-zhiwei_liu@linux.alibaba.com>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
| -rw-r--r-- | target/riscv/insn32.decode | 2 | ||||
| -rw-r--r-- | target/riscv/insn_trans/trans_rvzabha.c.inc | 14 |
2 files changed, 16 insertions, 0 deletions
diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode index 3bad637..c45b8fa 100644 --- a/target/riscv/insn32.decode +++ b/target/riscv/insn32.decode @@ -1041,3 +1041,5 @@ amomin_h 10000 . . ..... ..... 001 ..... 0101111 @atom_st amomax_h 10100 . . ..... ..... 001 ..... 0101111 @atom_st amominu_h 11000 . . ..... ..... 001 ..... 0101111 @atom_st amomaxu_h 11100 . . ..... ..... 001 ..... 0101111 @atom_st +amocas_b 00101 . . ..... ..... 000 ..... 0101111 @atom_st +amocas_h 00101 . . ..... ..... 001 ..... 0101111 @atom_st diff --git a/target/riscv/insn_trans/trans_rvzabha.c.inc b/target/riscv/insn_trans/trans_rvzabha.c.inc index 9093a1c..ce8edcb 100644 --- a/target/riscv/insn_trans/trans_rvzabha.c.inc +++ b/target/riscv/insn_trans/trans_rvzabha.c.inc @@ -129,3 +129,17 @@ static bool trans_amomaxu_h(DisasContext *ctx, arg_amomaxu_h *a) REQUIRE_ZABHA(ctx); return gen_amo(ctx, a, &tcg_gen_atomic_fetch_umax_tl, MO_TESW); } + +static bool trans_amocas_b(DisasContext *ctx, arg_amocas_b *a) +{ + REQUIRE_ZACAS(ctx); + REQUIRE_ZABHA(ctx); + return gen_cmpxchg(ctx, a, MO_SB); +} + +static bool trans_amocas_h(DisasContext *ctx, arg_amocas_h *a) +{ + REQUIRE_ZACAS(ctx); + REQUIRE_ZABHA(ctx); + return gen_cmpxchg(ctx, a, MO_ALIGN | MO_TESW); +} |