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GET /api/patches/1475768/?format=api
{ "id": 1475768, "url": "http://patchwork.ozlabs.org/api/patches/1475768/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20210508014802.892561-65-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": "<20210508014802.892561-65-richard.henderson@linaro.org>", "list_archive_url": null, "date": "2021-05-08T01:47:54", "name": "[64/72] softfloat: Convert floatx80_round_to_int to FloatParts", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "caa6dbf6c63cf9bf37ac0252bd40615c4f59b59d", "submitter": { "id": 72104, "url": "http://patchwork.ozlabs.org/api/people/72104/?format=api", "name": "Richard Henderson", "email": "richard.henderson@linaro.org" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20210508014802.892561-65-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/patches/1475768/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/1475768/checks/", "tags": {}, "related": [], "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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helo=mail-pl1-x62f.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": "Signed-off-by: Richard Henderson <richard.henderson@linaro.org>\n---\n fpu/softfloat.c | 116 ++++++------------------------------------------\n 1 file changed, 13 insertions(+), 103 deletions(-)", "diff": "diff --git a/fpu/softfloat.c b/fpu/softfloat.c\nindex faccc8df41..914cf2688c 100644\n--- a/fpu/softfloat.c\n+++ b/fpu/softfloat.c\n@@ -2609,6 +2609,19 @@ float128 float128_round_to_int(float128 a, float_status *s)\n return float128_round_pack_canonical(&p, s);\n }\n \n+floatx80 floatx80_round_to_int(floatx80 a, float_status *status)\n+{\n+ FloatParts128 p;\n+\n+ if (!floatx80_unpack_canonical(&p, a, status)) {\n+ return floatx80_default_nan(status);\n+ }\n+\n+ parts_round_to_int(&p, status->float_rounding_mode, 0, status,\n+ &floatx80_params[status->floatx80_rounding_precision]);\n+ return floatx80_round_pack_canonical(&p, status);\n+}\n+\n /*\n * Floating-point to signed integer conversions\n */\n@@ -5802,109 +5815,6 @@ floatx80 floatx80_round(floatx80 a, float_status *status)\n return floatx80_round_pack_canonical(&p, status);\n }\n \n-/*----------------------------------------------------------------------------\n-| Rounds the extended double-precision floating-point value `a' to an integer,\n-| and returns the result as an extended quadruple-precision floating-point\n-| value. The operation is performed according to the IEC/IEEE Standard for\n-| Binary Floating-Point Arithmetic.\n-*----------------------------------------------------------------------------*/\n-\n-floatx80 floatx80_round_to_int(floatx80 a, float_status *status)\n-{\n- bool aSign;\n- int32_t aExp;\n- uint64_t lastBitMask, roundBitsMask;\n- floatx80 z;\n-\n- if (floatx80_invalid_encoding(a)) {\n- float_raise(float_flag_invalid, status);\n- return floatx80_default_nan(status);\n- }\n- aExp = extractFloatx80Exp( a );\n- if ( 0x403E <= aExp ) {\n- if ( ( aExp == 0x7FFF ) && (uint64_t) ( extractFloatx80Frac( a )<<1 ) ) {\n- return propagateFloatx80NaN(a, a, status);\n- }\n- return a;\n- }\n- if ( aExp < 0x3FFF ) {\n- if ( ( aExp == 0 )\n- && ( (uint64_t) ( extractFloatx80Frac( a ) ) == 0 ) ) {\n- return a;\n- }\n- float_raise(float_flag_inexact, status);\n- aSign = extractFloatx80Sign( a );\n- switch (status->float_rounding_mode) {\n- case float_round_nearest_even:\n- if ( ( aExp == 0x3FFE ) && (uint64_t) ( extractFloatx80Frac( a )<<1 )\n- ) {\n- return\n- packFloatx80( aSign, 0x3FFF, UINT64_C(0x8000000000000000));\n- }\n- break;\n- case float_round_ties_away:\n- if (aExp == 0x3FFE) {\n- return packFloatx80(aSign, 0x3FFF, UINT64_C(0x8000000000000000));\n- }\n- break;\n- case float_round_down:\n- return\n- aSign ?\n- packFloatx80( 1, 0x3FFF, UINT64_C(0x8000000000000000))\n- : packFloatx80( 0, 0, 0 );\n- case float_round_up:\n- return\n- aSign ? packFloatx80( 1, 0, 0 )\n- : packFloatx80( 0, 0x3FFF, UINT64_C(0x8000000000000000));\n-\n- case float_round_to_zero:\n- break;\n- default:\n- g_assert_not_reached();\n- }\n- return packFloatx80( aSign, 0, 0 );\n- }\n- lastBitMask = 1;\n- lastBitMask <<= 0x403E - aExp;\n- roundBitsMask = lastBitMask - 1;\n- z = a;\n- switch (status->float_rounding_mode) {\n- case float_round_nearest_even:\n- z.low += lastBitMask>>1;\n- if ((z.low & roundBitsMask) == 0) {\n- z.low &= ~lastBitMask;\n- }\n- break;\n- case float_round_ties_away:\n- z.low += lastBitMask >> 1;\n- break;\n- case float_round_to_zero:\n- break;\n- case float_round_up:\n- if (!extractFloatx80Sign(z)) {\n- z.low += roundBitsMask;\n- }\n- break;\n- case float_round_down:\n- if (extractFloatx80Sign(z)) {\n- z.low += roundBitsMask;\n- }\n- break;\n- default:\n- abort();\n- }\n- z.low &= ~ roundBitsMask;\n- if ( z.low == 0 ) {\n- ++z.high;\n- z.low = UINT64_C(0x8000000000000000);\n- }\n- if (z.low != a.low) {\n- float_raise(float_flag_inexact, status);\n- }\n- return z;\n-\n-}\n-\n /*----------------------------------------------------------------------------\n | Returns the remainder of the extended double-precision floating-point value\n | `a' with respect to the corresponding value `b'. The operation is performed\n", "prefixes": [ "64/72" ] }