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charset="utf-8" Signed-off-by: Paolo Bonzini --- target/i386/tcg/decode-new.h | 3 +++ target/i386/tcg/decode-new.c.inc | 4 ++++ target/i386/tcg/emit.c.inc | 2 ++ 3 files changed, 9 insertions(+) diff --git a/target/i386/tcg/decode-new.h b/target/i386/tcg/decode-new.h index 4998712e86d..8650b5ae7a0 100644 --- a/target/i386/tcg/decode-new.h +++ b/target/i386/tcg/decode-new.h @@ -212,6 +212,9 @@ typedef enum X86InsnSpecial { */ X86_SPECIAL_Op0_Rd, =20 + /* ZU-modified APX instruction. */ + X86_SPECIAL_Op0_ZU, + /* * Ry/Mb in the manual (PINSRB). However, the high bits are never use= d by * the instruction in either the register or memory cases; the *real* = effect diff --git a/target/i386/tcg/decode-new.c.inc b/target/i386/tcg/decode-new.= c.inc index c14a07be5ff..adb5595ddf3 100644 --- a/target/i386/tcg/decode-new.c.inc +++ b/target/i386/tcg/decode-new.c.inc @@ -3228,6 +3228,10 @@ static void disas_insn(DisasContext *s, CPUState *cp= u) accept_lock =3D decode.op[0].has_ea; break; =20 + case X86_SPECIAL_Op0_ZU: + assert(decode.op[0].unit =3D=3D X86_OP_INT); + break; + case X86_SPECIAL_Op0_Rd: assert(decode.op[0].unit =3D=3D X86_OP_INT); if (!decode.op[0].has_ea) { diff --git a/target/i386/tcg/emit.c.inc b/target/i386/tcg/emit.c.inc index ce636b6c56c..94a2bb49172 100644 --- a/target/i386/tcg/emit.c.inc +++ b/target/i386/tcg/emit.c.inc @@ -347,6 +347,8 @@ static void gen_writeback(DisasContext *s, X86DecodedIn= sn *decode, int opn, TCGv case X86_OP_INT: if (op->has_ea) { gen_op_st_v(s, op->ot, v, s->A0); + } else if (decode->e.special =3D=3D X86_SPECIAL_Op0_ZU) { + tcg_gen_ext_tl(cpu_regs[op->n], v, op->ot); } else { gen_op_mov_reg_v(s, op->ot, op->n, v); } --=20 2.52.0