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Ip=[4.158.2.129];\n Helo=[outbound-uk1.az.dlp.m.darktrace.com]","X-MS-Exchange-CrossTenant-AuthSource":"\n AMS1EPF0000004B.eurprd04.prod.outlook.com","X-MS-Exchange-CrossTenant-AuthAs":"Anonymous","X-MS-Exchange-CrossTenant-FromEntityHeader":"HybridOnPrem","X-BeenThere":"gcc-patches@gcc.gnu.org","X-Mailman-Version":"2.1.30","Precedence":"list","List-Id":"Gcc-patches mailing list ","List-Unsubscribe":",\n ","List-Archive":"","List-Post":"","List-Help":"","List-Subscribe":",\n ","Errors-To":"gcc-patches-bounces~incoming=patchwork.ozlabs.org@gcc.gnu.org"},"content":"This is v4 of the patch series addressing the comments from V1 here:\nhttps://inbox.sourceware.org/gcc-patches/20260312095440.4097-1-muhammad.kamran@arm.com/#R\n\nIt also fixes the changelog typos in V2 from here:\nhttps://inbox.sourceware.org/gcc-patches/20260319140723.9392-1-muhammad.kamran@arm.com/#R\n\nv3 can be found here:\nhttps://inbox.sourceware.org/gcc-patches/20260319162815.62448-1-muhammad.kamran@arm.com/\n\nThe patch series adds uaddc5 and usubc5 expansion patterns.\n\nIt also adds post combine no-op split patterns for chained carry operations by\ndeleting the rewrite to C flag.\n\nThe uaddc5 triggered a bug in add3_carryinC when the mode is SImode.\nThe first patch fixes it.\n\nPR target/122525\n\nChanges since V3:\n- Improve the insn_and_split pattern for uaddc carry chain.\n\nChanges since v2:\n- Fix changelogs\n - Fix a typo in changelogs.\n - Move PR target/122525 inside changelogs.\n\nChanges since v1:\n- Address comments from Andrew:\n - Add PR target/122525 reference.\n- Address comments from Richard:\n - Add comments to operands of uaddc/usubc optab expansion pattern.\n - Change operand 3 to nonmemory_operand with optimal expansion.\n - Handle non-zero constant carry-in/borrow-in.\n - Fix changelogs.\n - Add tests for __builtin_addc() and __builtin_addcl().\n - Add test cases with constant y.\n\nRegression tested on aarch64-linux-gnu with no regressions.\n\nMuhammad Kamran (3):\n aarch64: Fix crash in add3_carryinC due to wide_int precision\n mismatch\n aarch64: add uaddc5 expansion pattern to machine description\n aarch64: add usubc5 expansion pattern to machine description\n\n gcc/config/aarch64/aarch64.md | 171 +++++++++++++++++-\n .../aarch64/uaddc-builtin-add-overflow.c | 28 +++\n .../gcc.target/aarch64/uaddc-builtin-addc.c | 17 ++\n .../gcc.target/aarch64/uaddc-builtin-addcl.c | 17 ++\n .../gcc.target/aarch64/uaddc-const-minus1.c | 14 ++\n .../gcc.target/aarch64/uaddc-const-plus1.c | 12 ++\n .../aarch64/usubc-builtin-sub-overflow.c | 28 +++\n .../gcc.target/aarch64/usubc-builtin-subc.c | 17 ++\n .../gcc.target/aarch64/usubc-builtin-subcl.c | 17 ++\n .../gcc.target/aarch64/usubc-const-minus1.c | 14 ++\n .../gcc.target/aarch64/usubc-const-plus1.c | 12 ++\n 11 files changed, 346 insertions(+), 1 deletion(-)\n create mode 100644 gcc/testsuite/gcc.target/aarch64/uaddc-builtin-add-overflow.c\n create mode 100644 gcc/testsuite/gcc.target/aarch64/uaddc-builtin-addc.c\n create mode 100644 gcc/testsuite/gcc.target/aarch64/uaddc-builtin-addcl.c\n create mode 100644 gcc/testsuite/gcc.target/aarch64/uaddc-const-minus1.c\n create mode 100644 gcc/testsuite/gcc.target/aarch64/uaddc-const-plus1.c\n create mode 100644 gcc/testsuite/gcc.target/aarch64/usubc-builtin-sub-overflow.c\n create mode 100644 gcc/testsuite/gcc.target/aarch64/usubc-builtin-subc.c\n create mode 100644 gcc/testsuite/gcc.target/aarch64/usubc-builtin-subcl.c\n create mode 100644 gcc/testsuite/gcc.target/aarch64/usubc-const-minus1.c\n create mode 100644 gcc/testsuite/gcc.target/aarch64/usubc-const-plus1.c"}