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Tue, 12 Sep 2023 17:58:22 -0700 (PDT) From: Nicholas Piggin To: qemu-ppc@nongnu.org Cc: Nicholas Piggin , Richard Henderson , Daniel Henrique Barboza , =?utf-8?q?C=C3=A9dric_Le_G?= =?utf-8?q?oater?= , David Gibson , Greg Kurz , qemu-devel@nongnu.org Subject: [RFC PATCH 0/3] target/ppc: Change CR registers from i32 to tl Date: Wed, 13 Sep 2023 10:58:11 +1000 Message-Id: <20230913005814.413113-1-npiggin@gmail.com> X-Mailer: git-send-email 2.40.1 MIME-Version: 1.0 Received-SPF: pass client-ip=2607:f8b0:4864:20::102b; envelope-from=npiggin@gmail.com; helo=mail-pj1-x102b.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, FREEMAIL_FROM=0.001, 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+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org This is a bit of churn so I might leave it for later in the cycle (or defer if we get a lot of other changes) since it's a relatively mechanical change. So don't spend time reviewing details, I'm just wondering about concept and general approach. I'm not sure the history of why these are 32-bit, maybe better code gen on 32-bit host emulating 64-bit? If so, that shouldn't be so important now that most people use 64-bit systems to develop and test with. Thanks, Nick Nicholas Piggin (3): target/ppc: Change CR registers from i32 to tl target/ppc: Use FP CR1 update helper more widely target/ppc: Optimise after CR register tl conversion target/ppc/cpu.h | 2 +- target/ppc/cpu_init.c | 2 +- target/ppc/dfp_helper.c | 12 +- target/ppc/fpu_helper.c | 38 +-- target/ppc/helper.h | 124 +++++----- target/ppc/int_helper.c | 58 ++--- target/ppc/machine.c | 2 +- target/ppc/translate.c | 239 +++++++++---------- target/ppc/translate/fixedpoint-impl.c.inc | 3 +- target/ppc/translate/fp-impl.c.inc | 31 +-- target/ppc/translate/spe-impl.c.inc | 18 +- target/ppc/translate/storage-ctrl-impl.c.inc | 4 +- target/ppc/translate/vmx-impl.c.inc | 24 +- target/ppc/translate/vsx-impl.c.inc | 6 +- 15 files changed, 267 insertions(+), 298 deletions(-)