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authorRichard Henderson <richard.henderson@linaro.org>2023-04-26 13:33:05 +0100
committerRichard Henderson <richard.henderson@linaro.org>2023-05-25 13:57:52 +0000
commitd397be9a2256a7cc00a2b00355ad9c869ad61493 (patch)
treedfc8c232a9457d4dfca15199069d68491741f921 /disas
parentb56d5a8a4b0352bd499e026b8bdbdcf5f12753ac (diff)
disas/riscv: Decode czero.{eqz,nez}
Acked-by: Alistair Francis <alistair.francis@wdc.com> Reviewed-by: Daniel Henrique Barboza <dbarboza@ventanamicro.com> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Diffstat (limited to 'disas')
-rw-r--r--disas/riscv.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/disas/riscv.c b/disas/riscv.c
index e61bda5674..d597161d46 100644
--- a/disas/riscv.c
+++ b/disas/riscv.c
@@ -962,6 +962,8 @@ typedef enum {
rv_op_cm_mvsa01 = 786,
rv_op_cm_jt = 787,
rv_op_cm_jalt = 788,
+ rv_op_czero_eqz = 789,
+ rv_op_czero_nez = 790,
} rv_op;
/* structures */
@@ -2119,6 +2121,8 @@ const rv_opcode_data opcode_data[] = {
{ "cm.mvsa01", rv_codec_zcmp_cm_mv, rv_fmt_rd_rs2, NULL, 0, 0, 0 },
{ "cm.jt", rv_codec_zcmt_jt, rv_fmt_zcmt_index, NULL, 0 },
{ "cm.jalt", rv_codec_zcmt_jt, rv_fmt_zcmt_index, NULL, 0 },
+ { "czero.eqz", rv_codec_r, rv_fmt_rd_rs1_rs2, NULL, 0, 0, 0 },
+ { "czero.nez", rv_codec_r, rv_fmt_rd_rs1_rs2, NULL, 0, 0, 0 },
};
/* CSR names */
@@ -2914,6 +2918,8 @@ static void decode_inst_opcode(rv_decode *dec, rv_isa isa)
case 45: op = rv_op_minu; break;
case 46: op = rv_op_max; break;
case 47: op = rv_op_maxu; break;
+ case 075: op = rv_op_czero_eqz; break;
+ case 077: op = rv_op_czero_nez; break;
case 130: op = rv_op_sh1add; break;
case 132: op = rv_op_sh2add; break;
case 134: op = rv_op_sh3add; break;