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envelope-from=prvs=9816edf2f=alistair.francis@opensource.wdc.com; helo=esa6.hgst.iphmx.com X-Spam_score_int: -43 X-Spam_score: -4.4 X-Spam_bar: ---- X-Spam_report: (-4.4 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_MED=-2.3, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" From: Frank Chang Signed-off-by: Frank Chang Reviewed-by: Alistair Francis Message-Id: <20211210075704.23951-66-frank.chang@sifive.com> Signed-off-by: Alistair Francis --- target/riscv/cpu.h | 2 +- target/riscv/vector_helper.c | 2 +- target/riscv/insn_trans/trans_rvv.c.inc | 4 ++-- 3 files changed, 4 insertions(+), 4 deletions(-) diff --git a/target/riscv/cpu.h b/target/riscv/cpu.h index 11a0f41b27..5d93ccdfa7 100644 --- a/target/riscv/cpu.h +++ b/target/riscv/cpu.h @@ -100,7 +100,7 @@ typedef struct CPURISCVState CPURISCVState; #include "pmp.h" #endif =20 -#define RV_VLEN_MAX 256 +#define RV_VLEN_MAX 1024 =20 FIELD(VTYPE, VLMUL, 0, 3) FIELD(VTYPE, VSEW, 3, 3) diff --git a/target/riscv/vector_helper.c b/target/riscv/vector_helper.c index a78f36b4b3..e61c873142 100644 --- a/target/riscv/vector_helper.c +++ b/target/riscv/vector_helper.c @@ -124,7 +124,7 @@ static inline int32_t vext_lmul(uint32_t desc) static inline uint32_t vext_max_elems(uint32_t desc, uint32_t esz) { /* - * As simd_desc support at most 256 bytes, the max vlen is 256 bits. + * As simd_desc support at most 2048 bytes, the max vlen is 1024 bit= s. * so vlen in bytes (vlenb) is encoded as maxsz. */ uint32_t vlenb =3D simd_maxsz(desc); diff --git a/target/riscv/insn_trans/trans_rvv.c.inc b/target/riscv/insn_= trans/trans_rvv.c.inc index 42e9449118..be3f9f1327 100644 --- a/target/riscv/insn_trans/trans_rvv.c.inc +++ b/target/riscv/insn_trans/trans_rvv.c.inc @@ -567,8 +567,8 @@ static bool ldst_us_trans(uint32_t vd, uint32_t rs1, = uint32_t data, base =3D get_gpr(s, rs1, EXT_NONE); =20 /* - * As simd_desc supports at most 256 bytes, and in this implementati= on, - * the max vector group length is 2048 bytes. So split it into two p= arts. + * As simd_desc supports at most 2048 bytes, and in this implementat= ion, + * the max vector group length is 4096 bytes. So split it into two p= arts. * * The first part is vlen in bytes, encoded in maxsz of simd_desc. * The second part is lmul, encoded in data of simd_desc. --=20 2.31.1