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{ "id": 1475704, "url": "http://patchwork.ozlabs.org/api/covers/1475704/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/cover/20210508014802.892561-1-richard.henderson@linaro.org/", "project": { "id": 14, "url": "http://patchwork.ozlabs.org/api/projects/14/?format=api", "name": "QEMU Development", "link_name": "qemu-devel", "list_id": "qemu-devel.nongnu.org", "list_email": "qemu-devel@nongnu.org", "web_url": "", "scm_url": "", "webscm_url": "", "list_archive_url": "", "list_archive_url_format": "", "commit_url_format": "" }, "msgid": "<20210508014802.892561-1-richard.henderson@linaro.org>", "list_archive_url": null, "date": "2021-05-08T01:46:50", "name": "[00/72] Convert floatx80 and float128 to FloatParts", "submitter": { "id": 72104, "url": "http://patchwork.ozlabs.org/api/people/72104/?format=api", "name": "Richard Henderson", "email": "richard.henderson@linaro.org" }, "mbox": "http://patchwork.ozlabs.org/project/qemu-devel/cover/20210508014802.892561-1-richard.henderson@linaro.org/mbox/", "series": [ { "id": 242770, "url": "http://patchwork.ozlabs.org/api/series/242770/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/list/?series=242770", "date": "2021-05-08T01:46:53", "name": "Convert floatx80 and float128 to FloatParts", "version": 1, "mbox": "http://patchwork.ozlabs.org/series/242770/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/covers/1475704/comments/", "headers": { "Return-Path": "<qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org>", "X-Original-To": "incoming@patchwork.ozlabs.org", "Delivered-To": "patchwork-incoming@bilbo.ozlabs.org", "Authentication-Results": [ "ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=nongnu.org\n (client-ip=209.51.188.17; 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charset=UTF-8", "Content-Transfer-Encoding": "8bit", "Received-SPF": "pass client-ip=2607:f8b0:4864:20::1031;\n envelope-from=richard.henderson@linaro.org; helo=mail-pj1-x1031.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,\n DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1,\n RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001,\n SPF_PASS=-0.001 autolearn=ham autolearn_force=no", "X-Spam_action": "no action", "X-BeenThere": "qemu-devel@nongnu.org", "X-Mailman-Version": "2.1.23", "Precedence": "list", "List-Id": "<qemu-devel.nongnu.org>", "List-Unsubscribe": "<https://lists.nongnu.org/mailman/options/qemu-devel>,\n <mailto:qemu-devel-request@nongnu.org?subject=unsubscribe>", "List-Archive": "<https://lists.nongnu.org/archive/html/qemu-devel>", "List-Post": "<mailto:qemu-devel@nongnu.org>", "List-Help": "<mailto:qemu-devel-request@nongnu.org?subject=help>", "List-Subscribe": "<https://lists.nongnu.org/mailman/listinfo/qemu-devel>,\n <mailto:qemu-devel-request@nongnu.org?subject=subscribe>", "Cc": "alex.bennee@linaro.org, david@redhat.com", "Errors-To": "qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org", "Sender": "\"Qemu-devel\"\n <qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org>" }, "content": "Reorg everything using QEMU_GENERIC and multiple inclusion to\nreduce the amount of code duplication between the formats.\n\nThe use of QEMU_GENERIC means that we need to use pointers instead\nof structures, which means that even the smaller float formats\nneed rearranging.\n\nI've carried it through to completion within fpu/, so that we don't\nhave (much) of the legacy code remaining. There is some floatx80\nstuff in target/m68k and target/i386 that's still hanging around.\n\n\nr~\n\n\nAlex Bennée (1):\n tests/fp: add quad support to the benchmark utility\n\nRichard Henderson (71):\n qemu/host-utils: Use __builtin_bitreverseN\n qemu/host-utils: Add wrappers for overflow builtins\n qemu/host-utils: Add wrappers for carry builtins\n accel/tcg: Use add/sub overflow routines in tcg-runtime-gvec.c\n softfloat: Move the binary point to the msb\n softfloat: Inline float_raise\n softfloat: Use float_raise in more places\n softfloat: Tidy a * b + inf return\n softfloat: Add float_cmask and constants\n softfloat: Use return_nan in float_to_float\n softfloat: fix return_nan vs default_nan_mode\n target/mips: Set set_default_nan_mode with set_snan_bit_is_one\n softfloat: Do not produce a default_nan from parts_silence_nan\n softfloat: Rename FloatParts to FloatParts64\n softfloat: Move type-specific pack/unpack routines\n softfloat: Use pointers with parts_default_nan\n softfloat: Use pointers with unpack_raw\n softfloat: Use pointers with ftype_unpack_raw\n softfloat: Use pointers with pack_raw\n softfloat: Use pointers with ftype_pack_raw\n softfloat: Use pointers with ftype_unpack_canonical\n softfloat: Use pointers with ftype_round_pack_canonical\n softfloat: Use pointers with parts_silence_nan\n softfloat: Rearrange FloatParts64\n softfloat: Convert float128_silence_nan to parts\n softfloat: Convert float128_default_nan to parts\n softfloat: Move return_nan to softfloat-parts.c.inc\n softfloat: Move pick_nan to softfloat-parts.c.inc\n softfloat: Move pick_nan_muladd to softfloat-parts.c.inc\n softfloat: Move sf_canonicalize to softfloat-parts.c.inc\n softfloat: Move round_canonical to softfloat-parts.c.inc\n softfloat: Use uadd64_carry, usub64_borrow in softfloat-macros.h\n softfloat: Move addsub_floats to softfloat-parts.c.inc\n softfloat: Implement float128_add/sub via parts\n softfloat: Move mul_floats to softfloat-parts.c.inc\n softfloat: Move muladd_floats to softfloat-parts.c.inc\n softfloat: Use mulu64 for mul64To128\n softfloat: Use add192 in mul128To256\n softfloat: Tidy mul128By64To192\n softfloat: Introduce sh[lr]_double primitives\n softfloat: Move div_floats to softfloat-parts.c.inc\n softfloat: Split float_to_float\n softfloat: Convert float-to-float conversions with float128\n softfloat: Move round_to_int to softfloat-parts.c.inc\n softfloat: Move rount_to_int_and_pack to softfloat-parts.c.inc\n softfloat: Move rount_to_uint_and_pack to softfloat-parts.c.inc\n softfloat: Move int_to_float to softfloat-parts.c.inc\n softfloat: Move uint_to_float to softfloat-parts.c.inc\n softfloat: Move minmax_flags to softfloat-parts.c.inc\n softfloat: Move compare_floats to softfloat-parts.c.inc\n softfloat: Move scalbn_decomposed to softfloat-parts.c.inc\n softfloat: Move sqrt_float to softfloat-parts.c.inc\n softfloat: Split out parts_uncanon_normal\n softfloat: Reduce FloatFmt\n softfloat: Introduce Floatx80RoundPrec\n softfloat: Adjust parts_uncanon_normal for floatx80\n tests/fp/fp-test: Reverse order of floatx80 precision tests\n softfloat: Convert floatx80_add/sub to FloatParts\n softfloat: Convert floatx80_mul to FloatParts\n softfloat: Convert floatx80_div to FloatParts\n softfloat: Convert floatx80_sqrt to FloatParts\n softfloat: Convert floatx80_round to FloatParts\n softfloat: Convert floatx80_round_to_int to FloatParts\n softfloat: Convert integer to floatx80 to FloatParts\n softfloat: Convert floatx80 float conversions to FloatParts\n softfloat: Convert floatx80 to integer to FloatParts\n softfloat: Convert floatx80_scalbn to FloatParts\n softfloat: Convert floatx80 compare to FloatParts\n softfloat: Convert float32_exp2 to FloatParts\n softfloat: Move floatN_log2 to softfloat-parts.c.inc\n softfloat: Convert modrem operations to FloatParts\n\n include/fpu/softfloat-helpers.h | 5 +-\n include/fpu/softfloat-macros.h | 247 +-\n include/fpu/softfloat-types.h | 10 +-\n include/fpu/softfloat.h | 11 +-\n include/qemu/host-utils.h | 291 ++\n target/mips/fpu_helper.h | 10 +-\n accel/tcg/tcg-runtime-gvec.c | 36 +-\n fpu/softfloat.c | 7760 ++++++++++--------------------\n linux-user/arm/nwfpe/fpa11.c | 41 +-\n target/i386/tcg/fpu_helper.c | 79 +-\n target/m68k/fpu_helper.c | 50 +-\n target/m68k/softfloat.c | 90 +-\n tests/fp/fp-bench.c | 88 +-\n tests/fp/fp-test-log2.c | 118 +\n tests/fp/fp-test.c | 11 +-\n fpu/softfloat-parts-addsub.c.inc | 62 +\n fpu/softfloat-parts.c.inc | 1480 ++++++\n fpu/softfloat-specialize.c.inc | 424 +-\n tests/fp/wrap.c.inc | 12 +\n tests/fp/meson.build | 11 +\n 20 files changed, 4886 insertions(+), 5950 deletions(-)\n create mode 100644 tests/fp/fp-test-log2.c\n create mode 100644 fpu/softfloat-parts-addsub.c.inc\n create mode 100644 fpu/softfloat-parts.c.inc" }