diff options
Diffstat (limited to 'arch/x86/lib/insn.c')
| -rw-r--r-- | arch/x86/lib/insn.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/x86/lib/insn.c b/arch/x86/lib/insn.c index 6126ddc6e5f5..5952ab41c60f 100644 --- a/arch/x86/lib/insn.c +++ b/arch/x86/lib/insn.c @@ -294,6 +294,10 @@ int insn_get_opcode(struct insn *insn) m = insn_vex_m_bits(insn); p = insn_vex_p_bits(insn); insn->attr = inat_get_avx_attribute(op, m, p); + /* SCALABLE EVEX uses p bits to encode operand size */ + if (inat_evex_scalable(insn->attr) && !insn_vex_w_bit(insn) && + p == INAT_PFX_OPNDSZ) + insn->opnd_bytes = 2; if ((inat_must_evex(insn->attr) && !insn_is_evex(insn)) || (!inat_accept_vex(insn->attr) && !inat_is_group(insn->attr))) { |