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Fri, 28 Apr 2023 15:48:11 +0100 From: Lawrence Hunter To: qemu-devel@nongnu.org Cc: dickon.hood@codethink.co.uk, nazar.kazakov@codethink.co.uk, kiran.ostrolenk@codethink.co.uk, frank.chang@sifive.com, palmer@dabbelt.com, alistair.francis@wdc.com, bin.meng@windriver.com, pbonzini@redhat.com, philipp.tomsich@vrull.eu, kvm@vger.kernel.org, qemu-riscv@nongnu.org, richard.henderson@linaro.org Subject: [PATCH v3 09/19] tcg: Add andcs and rotrs tcg gvec ops Date: Fri, 28 Apr 2023 15:47:47 +0100 Message-Id: <20230428144757.57530-10-lawrence.hunter@codethink.co.uk> X-Mailer: git-send-email 2.40.1 In-Reply-To: <20230428144757.57530-1-lawrence.hunter@codethink.co.uk> References: <20230428144757.57530-1-lawrence.hunter@codethink.co.uk> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=188.40.203.114; envelope-from=lawrence.hunter@codethink.co.uk; helo=imap4.hz.codethink.co.uk X-Spam_score_int: -18 X-Spam_score: -1.9 X-Spam_bar: - X-Spam_report: (-1.9 / 5.0 requ) BAYES_00=-1.9, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 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-bounces+qemu-devel=archiver.kernel.org@nongnu.org From: Nazar Kazakov This commit adds helper functions and tcg operation definitions for the andcs and rotrs instructions Signed-off-by: Nazar Kazakov --- accel/tcg/tcg-runtime-gvec.c | 11 +++++++++++ accel/tcg/tcg-runtime.h | 1 + include/tcg/tcg-op-gvec.h | 4 ++++ tcg/tcg-op-gvec.c | 23 +++++++++++++++++++++++ 4 files changed, 39 insertions(+) diff --git a/accel/tcg/tcg-runtime-gvec.c b/accel/tcg/tcg-runtime-gvec.c index ac7d28c251e..97399493d54 100644 --- a/accel/tcg/tcg-runtime-gvec.c +++ b/accel/tcg/tcg-runtime-gvec.c @@ -550,6 +550,17 @@ void HELPER(gvec_ands)(void *d, void *a, uint64_t b, uint32_t desc) clear_high(d, oprsz, desc); } +void HELPER(gvec_andcs)(void *d, void *a, uint64_t b, uint32_t desc) +{ + intptr_t oprsz = simd_oprsz(desc); + intptr_t i; + + for (i = 0; i < oprsz; i += sizeof(uint64_t)) { + *(uint64_t *)(d + i) = *(uint64_t *)(a + i) & ~b; + } + clear_high(d, oprsz, desc); +} + void HELPER(gvec_xors)(void *d, void *a, uint64_t b, uint32_t desc) { intptr_t oprsz = simd_oprsz(desc); diff --git a/accel/tcg/tcg-runtime.h b/accel/tcg/tcg-runtime.h index e141a6ab242..b8e6421c8ac 100644 --- a/accel/tcg/tcg-runtime.h +++ b/accel/tcg/tcg-runtime.h @@ -217,6 +217,7 @@ DEF_HELPER_FLAGS_4(gvec_nor, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) DEF_HELPER_FLAGS_4(gvec_eqv, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) DEF_HELPER_FLAGS_4(gvec_ands, TCG_CALL_NO_RWG, void, ptr, ptr, i64, i32) +DEF_HELPER_FLAGS_4(gvec_andcs, TCG_CALL_NO_RWG, void, ptr, ptr, i64, i32) DEF_HELPER_FLAGS_4(gvec_xors, TCG_CALL_NO_RWG, void, ptr, ptr, i64, i32) DEF_HELPER_FLAGS_4(gvec_ors, TCG_CALL_NO_RWG, void, ptr, ptr, i64, i32) diff --git a/include/tcg/tcg-op-gvec.h b/include/tcg/tcg-op-gvec.h index 28cafbcc5ce..a8183bfeabe 100644 --- a/include/tcg/tcg-op-gvec.h +++ b/include/tcg/tcg-op-gvec.h @@ -330,6 +330,8 @@ void tcg_gen_gvec_ori(unsigned vece, uint32_t dofs, uint32_t aofs, void tcg_gen_gvec_ands(unsigned vece, uint32_t dofs, uint32_t aofs, TCGv_i64 c, uint32_t oprsz, uint32_t maxsz); +void tcg_gen_gvec_andcs(unsigned vece, uint32_t dofs, uint32_t aofs, + TCGv_i64 c, uint32_t oprsz, uint32_t maxsz); void tcg_gen_gvec_xors(unsigned vece, uint32_t dofs, uint32_t aofs, TCGv_i64 c, uint32_t oprsz, uint32_t maxsz); void tcg_gen_gvec_ors(unsigned vece, uint32_t dofs, uint32_t aofs, @@ -369,6 +371,8 @@ void tcg_gen_gvec_sars(unsigned vece, uint32_t dofs, uint32_t aofs, TCGv_i32 shift, uint32_t oprsz, uint32_t maxsz); void tcg_gen_gvec_rotls(unsigned vece, uint32_t dofs, uint32_t aofs, TCGv_i32 shift, uint32_t oprsz, uint32_t maxsz); +void tcg_gen_gvec_rotrs(unsigned vece, uint32_t dofs, uint32_t aofs, + TCGv_i32 shift, uint32_t oprsz, uint32_t maxsz); /* * Perform vector shift by vector element, modulo the element size. diff --git a/tcg/tcg-op-gvec.c b/tcg/tcg-op-gvec.c index 047a832f44a..3bbc9573e0b 100644 --- a/tcg/tcg-op-gvec.c +++ b/tcg/tcg-op-gvec.c @@ -2761,6 +2761,21 @@ void tcg_gen_gvec_andi(unsigned vece, uint32_t dofs, uint32_t aofs, tcg_gen_gvec_2s(dofs, aofs, oprsz, maxsz, tmp, &gop_ands); } +void tcg_gen_gvec_andcs(unsigned vece, uint32_t dofs, uint32_t aofs, + TCGv_i64 c, uint32_t oprsz, uint32_t maxsz) +{ + static GVecGen2s g = { + .fni8 = tcg_gen_andc_i64, + .fniv = tcg_gen_andc_vec, + .fno = gen_helper_gvec_andcs, + .prefer_i64 = TCG_TARGET_REG_BITS == 64, + .vece = MO_64 + }; + + tcg_gen_dup_i64(vece, c, c); + tcg_gen_gvec_2s(dofs, aofs, oprsz, maxsz, c, &g); +} + static const GVecGen2s gop_xors = { .fni8 = tcg_gen_xor_i64, .fniv = tcg_gen_xor_vec, @@ -3336,6 +3351,14 @@ void tcg_gen_gvec_rotls(unsigned vece, uint32_t dofs, uint32_t aofs, do_gvec_shifts(vece, dofs, aofs, shift, oprsz, maxsz, &g); } +void tcg_gen_gvec_rotrs(unsigned vece, uint32_t dofs, uint32_t aofs, + TCGv_i32 shift, uint32_t oprsz, uint32_t maxsz) +{ + TCGv_i32 tmp = tcg_temp_new_i32(); + tcg_gen_sub_i32(tmp, tcg_constant_i32(1 << (vece + 3)), shift); + tcg_gen_gvec_rotls(vece, dofs, aofs, tmp, oprsz, maxsz); +} + /* * Expand D = A << (B % element bits) * -- 2.40.1