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authorRob Bradford <rbradford@rivosinc.com>2023-12-07 15:32:31 +0000
committerAlistair Francis <alistair.francis@wdc.com>2024-01-10 18:47:47 +1000
commit6c848c192e5c1b0dfb952f0ba4c361baa2750753 (patch)
tree94ea2ba4a999fea8cfe81e1f86cb556f8605e45c /disas/riscv.c
parentb52d49e97fc458f90c2e2f8ee79a20208d68682f (diff)
disas/riscv: Add amocas.[w,d,q] instructions
Signed-off-by: Rob Bradford <rbradford@rivosinc.com> Reviewed-by: Alistair Francis <alistair.francis@wdc.com> Reviewed-by: Daniel Henrique Barboza <dbarboza@ventanamicro.com> Message-ID: <20231207153842.32401-3-rbradford@rivosinc.com> Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
Diffstat (limited to 'disas/riscv.c')
-rw-r--r--disas/riscv.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/disas/riscv.c b/disas/riscv.c
index e9458e574b..8a546d5ea5 100644
--- a/disas/riscv.c
+++ b/disas/riscv.c
@@ -903,6 +903,9 @@ typedef enum {
rv_op_vwsll_vv = 872,
rv_op_vwsll_vx = 873,
rv_op_vwsll_vi = 874,
+ rv_op_amocas_w = 875,
+ rv_op_amocas_d = 876,
+ rv_op_amocas_q = 877,
} rv_op;
/* register names */
@@ -2090,6 +2093,9 @@ const rv_opcode_data rvi_opcode_data[] = {
{ "vwsll.vv", rv_codec_v_r, rv_fmt_vd_vs2_vs1_vm, NULL, 0, 0, 0 },
{ "vwsll.vx", rv_codec_v_r, rv_fmt_vd_vs2_rs1_vm, NULL, 0, 0, 0 },
{ "vwsll.vi", rv_codec_v_i, rv_fmt_vd_vs2_uimm_vm, NULL, 0, 0, 0 },
+ { "amocas.w", rv_codec_r_a, rv_fmt_aqrl_rd_rs2_rs1, NULL, 0, 0, 0 },
+ { "amocas.d", rv_codec_r_a, rv_fmt_aqrl_rd_rs2_rs1, NULL, 0, 0, 0 },
+ { "amocas.q", rv_codec_r_a, rv_fmt_aqrl_rd_rs2_rs1, NULL, 0, 0, 0 },
};
/* CSR names */
@@ -2841,6 +2847,9 @@ static void decode_inst_opcode(rv_decode *dec, rv_isa isa)
case 34: op = rv_op_amoxor_w; break;
case 35: op = rv_op_amoxor_d; break;
case 36: op = rv_op_amoxor_q; break;
+ case 42: op = rv_op_amocas_w; break;
+ case 43: op = rv_op_amocas_d; break;
+ case 44: op = rv_op_amocas_q; break;
case 66: op = rv_op_amoor_w; break;
case 67: op = rv_op_amoor_d; break;
case 68: op = rv_op_amoor_q; break;