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Thu, 02 Jan 2025 10:07:04 -0800 (PST) From: Richard Henderson To: qemu-devel@nongnu.org Subject: [PATCH 11/73] tcg: Add tcg_op_deposit_valid Date: Thu, 2 Jan 2025 10:05:51 -0800 Message-ID: <20250102180654.1420056-12-richard.henderson@linaro.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20250102180654.1420056-1-richard.henderson@linaro.org> References: <20250102180654.1420056-1-richard.henderson@linaro.org> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2607:f8b0:4864:20::630; envelope-from=richard.henderson@linaro.org; helo=mail-pl1-x630.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 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_NONE=-0.0001, SPF_HELO_NONE=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+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @linaro.org) X-ZM-MESSAGEID: 1735841477053116600 Content-Type: text/plain; charset="utf-8" Signed-off-by: Richard Henderson Reviewed-by: Philippe Mathieu-Daud=C3=A9 --- include/tcg/tcg.h | 1 + tcg/tcg.c | 22 ++++++++++++++++++++++ 2 files changed, 23 insertions(+) diff --git a/include/tcg/tcg.h b/include/tcg/tcg.h index d8591d6c9e..a27b8d77e9 100644 --- a/include/tcg/tcg.h +++ b/include/tcg/tcg.h @@ -831,6 +831,7 @@ typedef struct TCGTargetOpDef { } TCGTargetOpDef; =20 bool tcg_op_supported(TCGOpcode op, TCGType type); +bool tcg_op_deposit_valid(TCGType type, unsigned ofs, unsigned len); =20 void tcg_gen_call0(void *func, TCGHelperInfo *, TCGTemp *ret); void tcg_gen_call1(void *func, TCGHelperInfo *, TCGTemp *ret, TCGTemp *); diff --git a/tcg/tcg.c b/tcg/tcg.c index 3a0ad03fd5..657534c6a9 100644 --- a/tcg/tcg.c +++ b/tcg/tcg.c @@ -2254,6 +2254,28 @@ bool tcg_op_supported(TCGOpcode op, TCGType type) } } =20 +bool tcg_op_deposit_valid(TCGType type, unsigned ofs, unsigned len) +{ + switch (type) { + case TCG_TYPE_I32: + tcg_debug_assert(ofs < 32); + tcg_debug_assert(len > 0); + tcg_debug_assert(len <=3D 32); + tcg_debug_assert(ofs + len <=3D 32); + return TCG_TARGET_HAS_deposit_i32 && TCG_TARGET_deposit_i32_valid(= ofs, len); + + case TCG_TYPE_I64: + tcg_debug_assert(ofs < 64); + tcg_debug_assert(len > 0); + tcg_debug_assert(len <=3D 64); + tcg_debug_assert(ofs + len <=3D 64); + return TCG_TARGET_HAS_deposit_i64 && TCG_TARGET_deposit_i64_valid(= ofs, len); + + default: + g_assert_not_reached(); + } +} + static TCGOp *tcg_op_alloc(TCGOpcode opc, TCGType type, unsigned nargs); =20 static void tcg_gen_callN(void *func, TCGHelperInfo *info, --=20 2.43.0