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X-Received-From: 2607:f8b0:4864:20::1044 X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Alistair.Francis@wdc.com, palmer@dabbelt.com, Ian Jiang , sagark@eecs.berkeley.edu, kbastian@mail.uni-paderborn.de Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" For FMV.W.X that moves the lower 32 bits of an integer register to a floating-point register, Rd should encoded with NoN-boxing scheme. Note: This applies to RV64 only. Signed-off-by: Ian Jiang --- target/riscv/insn_trans/trans_rvf.inc.c | 1 + 1 file changed, 1 insertion(+) diff --git a/target/riscv/insn_trans/trans_rvf.inc.c b/target/riscv/insn_tr= ans/trans_rvf.inc.c index 172dbfa919..62b7a36567 100644 --- a/target/riscv/insn_trans/trans_rvf.inc.c +++ b/target/riscv/insn_trans/trans_rvf.inc.c @@ -368,6 +368,7 @@ static bool trans_fmv_w_x(DisasContext *ctx, arg_fmv_w_= x *a) =20 #if defined(TARGET_RISCV64) tcg_gen_mov_i64(cpu_fpr[a->rd], t0); + tcg_gen_ori_i64(cpu_fpr[a->rd], cpu_fpr[a->rd], 0xffffffff00000000ULL); #else tcg_gen_extu_i32_i64(cpu_fpr[a->rd], t0); #endif --=20 2.17.1