[gcc r16-2205] aarch64: Tweak handling of general SVE permutes [PR121027]

https://gcc.gnu.org/g:1f52396c6fc940224e9d858d49e41310a6dfa43d commit r16-2205-g1f52396c6fc940224e9d858d49e41310a6dfa43d Author: Richard Sandiford Date: Fri Jul 11 16:48:41 2025 +0100 aarch64: Tweak handling of general SVE permutes [PR121027] This PR is partly about a code quality

[gcc r16-2182] aarch64: Guard VF-based costing with !m_costing_for_scalar

https://gcc.gnu.org/g:a1e616955e9971fda54a160a49e6cf70dd838a0c commit r16-2182-ga1e616955e9971fda54a160a49e6cf70dd838a0c Author: Richard Sandiford Date: Thu Jul 10 22:00:41 2025 +0100 aarch64: Guard VF-based costing with !m_costing_for_scalar g:4b47acfe2b626d1276e229a0cf165e934813

[gcc r16-2178] aarch64: Fix LD1Q and ST1Q failures for big-endian

https://gcc.gnu.org/g:e7f049471c6caf22c65ac48773d864fca7a4cdc4 commit r16-2178-ge7f049471c6caf22c65ac48773d864fca7a4cdc4 Author: Richard Sandiford Date: Thu Jul 10 16:54:45 2025 +0100 aarch64: Fix LD1Q and ST1Q failures for big-endian LD1Q gathers and ST1Q scatters are unusual in

[gcc r16-2171] testsuite: Add -funwind-tables to sve*/pfalse* tests

https://gcc.gnu.org/g:2ff8da46152cbade579700823cc7b1460ddd91b8 commit r16-2171-g2ff8da46152cbade579700823cc7b1460ddd91b8 Author: Richard Sandiford Date: Thu Jul 10 14:23:57 2025 +0100 testsuite: Add -funwind-tables to sve*/pfalse* tests The SVE svpfalse folding tests use CFI direc

[gcc r16-2164] aarch64: Extend HVLA permutations to big-endian

https://gcc.gnu.org/g:3b870131487d786a74f27a89d0415c8207770f14 commit r16-2164-g3b870131487d786a74f27a89d0415c8207770f14 Author: Richard Sandiford Date: Thu Jul 10 10:57:28 2025 +0100 aarch64: Extend HVLA permutations to big-endian TARGET_VECTORIZE_VEC_PERM_CONST has code to match

[gcc r16-2151] aarch64: Fix endianness of DFmode vector constants

https://gcc.gnu.org/g:82dd19890b6139c4bac2385068a68613920ae1a2 commit r16-2151-g82dd19890b6139c4bac2385068a68613920ae1a2 Author: Richard Sandiford Date: Wed Jul 9 17:44:20 2025 +0100 aarch64: Fix endianness of DFmode vector constants aarch64_simd_valid_imm tries to decompose a con

[gcc r16-2145] aarch64: Some fixes for SVE INDEX constants

https://gcc.gnu.org/g:41c446389446a357172883389e36fd10c882ce6d commit r16-2145-g41c446389446a357172883389e36fd10c882ce6d Author: Richard Sandiford Date: Wed Jul 9 16:39:20 2025 +0100 aarch64: Some fixes for SVE INDEX constants When using SVE INDEX to load an Advanced SIMD vector,

[gcc r16-2144] Make the RTL frontend set REG_NREGS correctly

https://gcc.gnu.org/g:76db38d811a63a603deedfe327d5e201fc820444 commit r16-2144-g76db38d811a63a603deedfe327d5e201fc820444 Author: Richard Sandiford Date: Wed Jul 9 16:39:20 2025 +0100 Make the RTL frontend set REG_NREGS correctly While working on a new testcase that uses the RTL fr

[gcc r16-2137] testsuite: Add a couple of fstack_protector guards

https://gcc.gnu.org/g:87ef2e154e1a7ae65d2dd86a667bafd5525401c4 commit r16-2137-g87ef2e154e1a7ae65d2dd86a667bafd5525401c4 Author: Richard Sandiford Date: Wed Jul 9 15:01:17 2025 +0100 testsuite: Add a couple of fstack_protector guards These tests required runtime support for -fstac

[gcc r16-2136] ext-dce: Fix subreg_lsb is_constant assumption (2)

https://gcc.gnu.org/g:bddc41e290113dd9160b01f2fdf925a1876c8ee0 commit r16-2136-gbddc41e290113dd9160b01f2fdf925a1876c8ee0 Author: Richard Sandiford Date: Wed Jul 9 14:59:34 2025 +0100 ext-dce: Fix subreg_lsb is_constant assumption (2) This patch fixes another instance of the proble

[gcc r16-2052] vect: Fix VEC_WIDEN_PLUS_HI/LO choice for big-endian [PR118891]

https://gcc.gnu.org/g:ec54a14239b12d03c600c14f3ce9710e65cd33f1 commit r16-2052-gec54a14239b12d03c600c14f3ce9710e65cd33f1 Author: Richard Sandiford Date: Mon Jul 7 09:10:38 2025 +0100 vect: Fix VEC_WIDEN_PLUS_HI/LO choice for big-endian [PR118891] In the tree codes and optabs, the

[gcc r16-2050] aarch64: Fix neon-sve-bridge.c failures for big-endian

https://gcc.gnu.org/g:69c839c7361430ec27d1f13f909531b872588f27 commit r16-2050-g69c839c7361430ec27d1f13f909531b872588f27 Author: Richard Sandiford Date: Mon Jul 7 09:10:37 2025 +0100 aarch64: Fix neon-sve-bridge.c failures for big-endian Lowpart subregs are generally disallowed on

[gcc r16-2051] ext-dce: Fix subreg_lsb is_constant assumption

https://gcc.gnu.org/g:bf3037e923e9f91d93ab64bdf73a37f64f659fb9 commit r16-2051-gbf3037e923e9f91d93ab64bdf73a37f64f659fb9 Author: Richard Sandiford Date: Mon Jul 7 09:10:38 2025 +0100 ext-dce: Fix subreg_lsb is_constant assumption ext-dce had: if (SUBREG_P (dst)

[gcc r16-2049] aarch64: Fix ZIP1 order in aarch64_expand_vector_init [PR118891]

https://gcc.gnu.org/g:cb2b5471516c3c469f65d927a2a30eb15357e429 commit r16-2049-gcb2b5471516c3c469f65d927a2a30eb15357e429 Author: Richard Sandiford Date: Mon Jul 7 09:10:37 2025 +0100 aarch64: Fix ZIP1 order in aarch64_expand_vector_init [PR118891] aarch64_expand_vector_init contai

[gcc r16-1981] AArch64: rules for CMPBR instructions

https://gcc.gnu.org/g:2e95ef6ca3e97b8d66110b3d0cdc144dec56fb3b commit r16-1981-g2e95ef6ca3e97b8d66110b3d0cdc144dec56fb3b Author: Karl Meakin Date: Thu Jul 3 12:48:33 2025 +0100 AArch64: rules for CMPBR instructions Add rules for lowering `cbranch4` to CBB/CBH/CB when CMPBR ext

[gcc r16-1982] AArch64: make rules for CBZ/TBZ higher priority

https://gcc.gnu.org/g:44b9769593ac8bb01f869e0505f447d9dfe8add5 commit r16-1982-g44b9769593ac8bb01f869e0505f447d9dfe8add5 Author: Karl Meakin Date: Thu Jul 3 12:48:34 2025 +0100 AArch64: make rules for CBZ/TBZ higher priority Move the rules for CBZ/TBZ to be above the rules for

[gcc r16-1980] AArch64: precommit test for CMPBR instructions

https://gcc.gnu.org/g:bda03ce9125af8910e77b407a701a76b93b5ba57 commit r16-1980-gbda03ce9125af8910e77b407a701a76b93b5ba57 Author: Karl Meakin Date: Thu Jul 3 12:48:32 2025 +0100 AArch64: precommit test for CMPBR instructions Commit the test file `cmpbr.c` before rules for generatin

[gcc r16-1978] AArch64: make `far_branch` attribute a boolean

https://gcc.gnu.org/g:6cc3cdddeb362b827b5d1f97a21291623cb1bd3a commit r16-1978-g6cc3cdddeb362b827b5d1f97a21291623cb1bd3a Author: Karl Meakin Date: Thu Jul 3 12:48:30 2025 +0100 AArch64: make `far_branch` attribute a boolean The `far_branch` attribute only ever takes the values 0 o

[gcc r16-1979] AArch64: recognize `+cmpbr` option

https://gcc.gnu.org/g:2e021e34ea18d88fde8ae3b7400828d054d6d4af commit r16-1979-g2e021e34ea18d88fde8ae3b7400828d054d6d4af Author: Karl Meakin Date: Thu Jul 3 12:48:31 2025 +0100 AArch64: recognize `+cmpbr` option Add the `+cmpbr` option to enable the FEAT_CMPBR architectural ex

[gcc r16-1977] AArch64: add constants for branch displacements

https://gcc.gnu.org/g:70905bad8ea7e9e5f807b54ad3fe183f643cdbf2 commit r16-1977-g70905bad8ea7e9e5f807b54ad3fe183f643cdbf2 Author: Karl Meakin Date: Thu Jul 3 12:48:29 2025 +0100 AArch64: add constants for branch displacements Extract the hardcoded values for the minimum PC-relative

[gcc r16-1975] AArch64: reformat branch instruction rules

https://gcc.gnu.org/g:cfb1a083e16507feb8bbb85903611aac3772aaef commit r16-1975-gcfb1a083e16507feb8bbb85903611aac3772aaef Author: Karl Meakin Date: Thu Jul 3 12:48:28 2025 +0100 AArch64: reformat branch instruction rules Make the formatting of the RTL templates in the rules for bra

[gcc r16-1976] AArch64: rename branch instruction rules

https://gcc.gnu.org/g:2cc9b03a84601b7951e5e0a24f5174387f564f27 commit r16-1976-g2cc9b03a84601b7951e5e0a24f5174387f564f27 Author: Karl Meakin Date: Thu Jul 3 12:48:28 2025 +0100 AArch64: rename branch instruction rules Give the `define_insn` rules used in lowering `cbranch4` to RTL

[gcc r16-1974] AArch64: place branch instruction rules together

https://gcc.gnu.org/g:53242a56844e484e8694dc073be607f16ebbd8d4 commit r16-1974-g53242a56844e484e8694dc073be607f16ebbd8d4 Author: Karl Meakin Date: Thu Jul 3 12:48:27 2025 +0100 AArch64: place branch instruction rules together The rules for conditional branches were spread througho

[gcc r14-11871] aarch64: Incorrect removal of ZA restore [PR120624]

https://gcc.gnu.org/g:72b828227f8faf8f0a85735a5c27545378cf20c5 commit r14-11871-g72b828227f8faf8f0a85735a5c27545378cf20c5 Author: Richard Sandiford Date: Thu Jul 3 08:12:42 2025 +0100 aarch64: Incorrect removal of ZA restore [PR120624] The PCS defines a lazy save scheme for managi

[gcc r16-1892] AArch64 SIMD: convert mvn+shrn into mvni+subhn

https://gcc.gnu.org/g:1cbb3122cb2779198b0dcfb8afc28df711e64138 commit r16-1892-g1cbb3122cb2779198b0dcfb8afc28df711e64138 Author: Remi Machet Date: Tue Jul 1 13:45:04 2025 +0100 AArch64 SIMD: convert mvn+shrn into mvni+subhn Add an optimization to aarch64 SIMD converting mvn+shrn i

[gcc r16-1827] ivopts: Fix scan-assembler-not regexes for aarch64/sve test

https://gcc.gnu.org/g:7a1aea7e6a80c742e7e434c9a8e3501d109e0fbf commit r16-1827-g7a1aea7e6a80c742e7e434c9a8e3501d109e0fbf Author: Christopher Bazley Date: Mon Jun 30 16:59:56 2025 +0100 ivopts: Fix scan-assembler-not regexes for aarch64/sve test The test added by r16-1671-ge7ff8e8d

[gcc r16-1774] lra: Check for null lowpart_subregs [PR120733]

https://gcc.gnu.org/g:da3f2a561649c7c4899449c6b3ab2b6d67792a71 commit r16-1774-gda3f2a561649c7c4899449c6b3ab2b6d67792a71 Author: Richard Sandiford Date: Mon Jun 30 08:52:26 2025 +0100 lra: Check for null lowpart_subregs [PR120733] lra-eliminations.cc:move_plus_up tries to:

[gcc r15-9860] aarch64: Incorrect removal of ZA restore [PR120624]

https://gcc.gnu.org/g:cb3c5b7d15cdb9373d102e7045c0823526a9c660 commit r15-9860-gcb3c5b7d15cdb9373d102e7045c0823526a9c660 Author: Richard Sandiford Date: Wed Jun 25 17:28:42 2025 +0100 aarch64: Incorrect removal of ZA restore [PR120624] The PCS defines a lazy save scheme for managi

[gcc r15-9859] rtl-ssa: Reject non-address uses of autoinc regs [PR120347]

https://gcc.gnu.org/g:2efe8cc55581a5fecb388646f1908eed4ec11a63 commit r15-9859-g2efe8cc55581a5fecb388646f1908eed4ec11a63 Author: Richard Sandiford Date: Wed Jun 25 17:28:42 2025 +0100 rtl-ssa: Reject non-address uses of autoinc regs [PR120347] As the rtl.texi documentation of RTX_

[gcc r16-1669] rtl-ssa: Rewrite process_uses_of_deleted_def [PR120745]

https://gcc.gnu.org/g:76f7f91de08de49f39c612bdc9a44a6a8b45325f commit r16-1669-g76f7f91de08de49f39c612bdc9a44a6a8b45325f Author: Richard Sandiford Date: Wed Jun 25 10:44:34 2025 +0100 rtl-ssa: Rewrite process_uses_of_deleted_def [PR120745] process_uses_of_deleted_def seems to have

[gcc r16-1621] vregs: Use force_subreg when instantiating subregs [PR120721]

https://gcc.gnu.org/g:8130a2ad91ca8571b099ba020443fadab7a688ca commit r16-1621-g8130a2ad91ca8571b099ba020443fadab7a688ca Author: Richard Sandiford Date: Mon Jun 23 08:46:27 2025 +0100 vregs: Use force_subreg when instantiating subregs [PR120721] In this PR, we started with:

[gcc r16-1537] aarch64: Add vec_set/extract for tuple modes [PR113027]

https://gcc.gnu.org/g:a63b97e918b8592d0f6af94c5355efc82a49e06d commit r16-1537-ga63b97e918b8592d0f6af94c5355efc82a49e06d Author: Richard Sandiford Date: Tue Jun 17 11:43:51 2025 +0100 aarch64: Add vec_set/extract for tuple modes [PR113027] We generated inefficient code for bitfiel

[gcc r16-1476] aarch64: Incorrect removal of ZA restore [PR120624]

https://gcc.gnu.org/g:8546265e2ee386ea8a4b2f9150ddfed32c9d15ea commit r16-1476-g8546265e2ee386ea8a4b2f9150ddfed32c9d15ea Author: Richard Sandiford Date: Thu Jun 12 12:10:39 2025 +0100 aarch64: Incorrect removal of ZA restore [PR120624] The PCS defines a lazy save scheme for managi

[gcc r16-1101] emit-rtl: Tweak validate_subreg ordered_p condition [PR120447]

https://gcc.gnu.org/g:5cb46d8fff07afee5ca828303544025e4a2e17b7 commit r16-1101-g5cb46d8fff07afee5ca828303544025e4a2e17b7 Author: Richard Sandiford Date: Wed Jun 4 13:36:51 2025 +0100 emit-rtl: Tweak validate_subreg ordered_p condition [PR120447] In the comment trail for PR119966,

[gcc r12-11118] aarch64: Fix CFA offsets in non-initial stack probes [PR119610]

https://gcc.gnu.org/g:e591109238fad430e94ae58f8f90b4bc9c8592a3 commit r12-8-ge591109238fad430e94ae58f8f90b4bc9c8592a3 Author: Richard Sandiford Date: Fri May 30 16:35:54 2025 +0100 aarch64: Fix CFA offsets in non-initial stack probes [PR119610] PR119610 is about incorrect CFI

[gcc r16-984] rtl-ssa: Reject non-address uses of autoinc regs [PR120347]

https://gcc.gnu.org/g:e322dff09d011f65f5cae4e95c3a24ccfae7b1e1 commit r16-984-ge322dff09d011f65f5cae4e95c3a24ccfae7b1e1 Author: Richard Sandiford Date: Fri May 30 09:36:35 2025 +0100 rtl-ssa: Reject non-address uses of autoinc regs [PR120347] As the rtl.texi documentation of RTX_A

[gcc r16-776] nds32: Avoid accessing beyond the operands[] array

https://gcc.gnu.org/g:a6ec398042c6054cbf2c08b646df98b63a9418d5 commit r16-776-ga6ec398042c6054cbf2c08b646df98b63a9418d5 Author: Richard Sandiford Date: Wed May 21 10:01:26 2025 +0100 nds32: Avoid accessing beyond the operands[] array This pattern used operands[2] to hold the shift

[gcc r16-788] genemit: Use a byte encoding to generate insns

https://gcc.gnu.org/g:d63c889d5cd3ef00ec5b0c3389448eab4f7d2b68 commit r16-788-gd63c889d5cd3ef00ec5b0c3389448eab4f7d2b68 Author: Richard Sandiford Date: Wed May 21 10:01:32 2025 +0100 genemit: Use a byte encoding to generate insns genemit has traditionally used open-coded gen_rtx_F

[gcc r16-784] genemit: Always track multiple uses of operands

https://gcc.gnu.org/g:8ebe8f5eff9fda40f22b9df7a0b8a6c2fdf5f8d7 commit r16-784-g8ebe8f5eff9fda40f22b9df7a0b8a6c2fdf5f8d7 Author: Richard Sandiford Date: Wed May 21 10:01:30 2025 +0100 genemit: Always track multiple uses of operands gen_exp has code to detect when the same operand i

[gcc r16-787] genemit: Avoid using gen_exp in output_add_clobbers

https://gcc.gnu.org/g:aca0cf1150d6f6be9ee451b5f91f505aef911f8e commit r16-787-gaca0cf1150d6f6be9ee451b5f91f505aef911f8e Author: Richard Sandiford Date: Wed May 21 10:01:31 2025 +0100 genemit: Avoid using gen_exp in output_add_clobbers output_add_clobbers emits code to add:

[gcc r16-786] genemit: Remove support for string operands

https://gcc.gnu.org/g:97d2686decc34400e585bbc725602757c91e3fbf commit r16-786-g97d2686decc34400e585bbc725602757c91e3fbf Author: Richard Sandiford Date: Wed May 21 10:01:31 2025 +0100 genemit: Remove support for string operands gen_exp currently supports the 's' (string) operand ty

[gcc r16-781] genemit: Factor out code common to insns and expands

https://gcc.gnu.org/g:5355568c75a99fc621e2008fa98626ad811678c5 commit r16-781-g5355568c75a99fc621e2008fa98626ad811678c5 Author: Richard Sandiford Date: Wed May 21 10:01:28 2025 +0100 genemit: Factor out code common to insns and expands Mostly to reduce cut-&-paste. gcc/

[gcc r16-783] genemit: Add a generator struct

https://gcc.gnu.org/g:88b849ffb9fc4b6de3786784b4c4b074758cc2a1 commit r16-783-g88b849ffb9fc4b6de3786784b4c4b074758cc2a1 Author: Richard Sandiford Date: Wed May 21 10:01:29 2025 +0100 genemit: Add a generator struct gen_exp now has quite a few arguments that need to be passed t

[gcc r16-785] genemit: Remove purported handling of location_ts

https://gcc.gnu.org/g:efbc8de515c71c27e881d425f8325e39f7b4f328 commit r16-785-gefbc8de515c71c27e881d425f8325e39f7b4f328 Author: Richard Sandiford Date: Wed May 21 10:01:30 2025 +0100 genemit: Remove purported handling of location_ts gen_exp had code to handle the 'L' operand forma

[gcc r16-778] sparc: Avoid operandN variables in .md files

https://gcc.gnu.org/g:35dd60935336eb574194f2fe2088133f34c8 commit r16-778-g35dd60935336eb574194f2fe2088133f34c8 Author: Richard Sandiford Date: Wed May 21 10:01:27 2025 +0100 sparc: Avoid operandN variables in .md files The automatically-generated gen_* routines take their

[gcc r16-782] genemit: Consistently use operand arrays in gen_* functions

https://gcc.gnu.org/g:02c3910f75ddae52dd59775bf9a6c4452bbdd0ac commit r16-782-g02c3910f75ddae52dd59775bf9a6c4452bbdd0ac Author: Richard Sandiford Date: Wed May 21 10:01:29 2025 +0100 genemit: Consistently use operand arrays in gen_* functions One slightly awkward part about emitti

[gcc r16-780] genemit: Add an internal queue

https://gcc.gnu.org/g:4fafb14e1f2ea068f2eb1a29ffb54d9984ab154d commit r16-780-g4fafb14e1f2ea068f2eb1a29ffb54d9984ab154d Author: Richard Sandiford Date: Wed May 21 10:01:28 2025 +0100 genemit: Add an internal queue An earlier version of this series wanted to collect information

[gcc r16-779] genemit: Use references rather than pointers

https://gcc.gnu.org/g:9b57e38e0ef26192ebb0e9e326ab3a9df06ee275 commit r16-779-g9b57e38e0ef26192ebb0e9e326ab3a9df06ee275 Author: Richard Sandiford Date: Wed May 21 10:01:27 2025 +0100 genemit: Use references rather than pointers This patch makes genemit.cc pass the md_rtx_info arou

[gcc r16-777] xstormy16: Avoid accessing beyond the operands[] array

https://gcc.gnu.org/g:856f6de5d19257e3c5802a250e7c749ca44beee3 commit r16-777-g856f6de5d19257e3c5802a250e7c749ca44beee3 Author: Richard Sandiford Date: Wed May 21 10:01:26 2025 +0100 xstormy16: Avoid accessing beyond the operands[] array The negsi2 C++ code writes to operands[2] e

[gcc r16-683] Make end_sequence return the insn sequence

https://gcc.gnu.org/g:84269eeecf3c31a7f6be1f210f5e6c38d0c01e31 commit r16-683-g84269eeecf3c31a7f6be1f210f5e6c38d0c01e31 Author: Richard Sandiford Date: Fri May 16 13:24:01 2025 +0100 Make end_sequence return the insn sequence The start_sequence/end_sequence interface was a big imp

[gcc r16-684] Automatic replacement of get_insns/end_sequence pairs

https://gcc.gnu.org/g:4dd13988c93c24ba3605f4b9cafc97515c34f2ac commit r16-684-g4dd13988c93c24ba3605f4b9cafc97515c34f2ac Author: Richard Sandiford Date: Fri May 16 13:24:01 2025 +0100 Automatic replacement of get_insns/end_sequence pairs This is the result of using a regexp to repl

[gcc r16-686] Manual tweak of some end_sequence callers

https://gcc.gnu.org/g:1b9c907a4c9f3a89970e5295c69aefa23a133958 commit r16-686-g1b9c907a4c9f3a89970e5295c69aefa23a133958 Author: Richard Sandiford Date: Fri May 16 13:24:03 2025 +0100 Manual tweak of some end_sequence callers This patch mops up obvious redundancies that weren't cau

[gcc r16-685] Automatic replacement of end_sequence/return pairs

https://gcc.gnu.org/g:e11ca9bc8c444b2a2fb12f8c1c2e4e203adeb39a commit r16-685-ge11ca9bc8c444b2a2fb12f8c1c2e4e203adeb39a Author: Richard Sandiford Date: Fri May 16 13:24:02 2025 +0100 Automatic replacement of end_sequence/return pairs This is the result of using a regexp to replace

[gcc r13-9645] aarch64: Fix CFA offsets in non-initial stack probes [PR119610]

https://gcc.gnu.org/g:89d186e6089ac3f0425f3a025068632ccc8d6eee commit r13-9645-g89d186e6089ac3f0425f3a025068632ccc8d6eee Author: Richard Sandiford Date: Fri May 9 12:07:56 2025 +0100 aarch64: Fix CFA offsets in non-initial stack probes [PR119610] PR119610 is about incorrect CFI ou

[gcc r14-11751] aarch64: Fix CFA offsets in non-initial stack probes [PR119610]

https://gcc.gnu.org/g:a9d390ab17d9395ce20e899ef0180052ed79d332 commit r14-11751-ga9d390ab17d9395ce20e899ef0180052ed79d332 Author: Richard Sandiford Date: Thu May 8 12:06:41 2025 +0100 aarch64: Fix CFA offsets in non-initial stack probes [PR119610] PR119610 is about incorrect CFI o

[gcc r16-336] Fix BZ 119317: named loops (C2y) with debug info

https://gcc.gnu.org/g:25921d664242f651ed8a25b3db55093a19a5ae7b commit r16-336-g25921d664242f651ed8a25b3db55093a19a5ae7b Author: Christopher Bazley Date: Thu May 1 22:00:42 2025 +0100 Fix BZ 119317: named loops (C2y) with debug info Named loops (C2y) could not previously be compile

[gcc r14-11705] testsuite: Force -mcmodel=small for gcc.target/aarch64/pr115258.c

https://gcc.gnu.org/g:fd9d35f68eabb7cdb250fde1d1ce2010384182a4 commit r14-11705-gfd9d35f68eabb7cdb250fde1d1ce2010384182a4 Author: Richard Sandiford Date: Wed Apr 30 16:40:44 2025 +0100 testsuite: Force -mcmodel=small for gcc.target/aarch64/pr115258.c The test implicitly assumed th

[gcc r15-9606] testsuite: Force -mcmodel=small for gcc.target/aarch64/pr115258.c

https://gcc.gnu.org/g:c9d4d3ba15c55e108f5f9a28d2609a698634a5db commit r15-9606-gc9d4d3ba15c55e108f5f9a28d2609a698634a5db Author: Richard Sandiford Date: Wed Apr 30 16:29:54 2025 +0100 testsuite: Force -mcmodel=small for gcc.target/aarch64/pr115258.c The test implicitly assumed the

[gcc r16-310] testsuite: Force -mcmodel=small for gcc.target/aarch64/pr115258.c

https://gcc.gnu.org/g:3584aab37f54bcd220c7061568af777e37f4f6ed commit r16-310-g3584aab37f54bcd220c7061568af777e37f4f6ed Author: Richard Sandiford Date: Wed Apr 30 16:28:52 2025 +0100 testsuite: Force -mcmodel=small for gcc.target/aarch64/pr115258.c The test implicitly assumed the

[gcc r16-286] simplify-rtx: Combine bitwise operations in more cases

https://gcc.gnu.org/g:d84fbc516ea57de7e88fce76ff6f342ee808c02e commit r16-286-gd84fbc516ea57de7e88fce76ff6f342ee808c02e Author: Pengfei Li Date: Tue Apr 29 19:14:42 2025 +0100 simplify-rtx: Combine bitwise operations in more cases This patch transforms RTL expressions of the form

[gcc r15-9598] aarch64: Fix CFA offsets in non-initial stack probes [PR119610]

https://gcc.gnu.org/g:68a75e3c0dcdb883cc96b626b541da20ab4df2f2 commit r15-9598-g68a75e3c0dcdb883cc96b626b541da20ab4df2f2 Author: Richard Sandiford Date: Tue Apr 29 16:07:37 2025 +0100 aarch64: Fix CFA offsets in non-initial stack probes [PR119610] PR119610 is about incorrect CFI o

[gcc r16-195] simplify-rtx: Split out native_decode_int

https://gcc.gnu.org/g:ef32bd8c866a1b8a97f627fad44a42f29757c816 commit r16-195-gef32bd8c866a1b8a97f627fad44a42f29757c816 Author: Richard Sandiford Date: Mon Apr 28 14:40:09 2025 +0100 simplify-rtx: Split out native_decode_int native_decode_rtx handles integer modes by building up a

[gcc r12-11070] Avoid using POINTER_DIFF_EXPR for overlap checks [PR119399]

https://gcc.gnu.org/g:d419ea32d8968d8e88d0e7f5d8ecc57d610a5a3b commit r12-11070-gd419ea32d8968d8e88d0e7f5d8ecc57d610a5a3b Author: Richard Sandiford Date: Fri Apr 25 12:04:47 2025 +0100 Avoid using POINTER_DIFF_EXPR for overlap checks [PR119399] In r10-4803-g8489e1f45b50600c I'd us

[gcc r12-11069] vect: Enforce dr_with_seg_len::align precondition [PR116125]

https://gcc.gnu.org/g:a895b98c6722277c5129dd5d813bbb2e8ac9c98f commit r12-11069-ga895b98c6722277c5129dd5d813bbb2e8ac9c98f Author: Richard Sandiford Date: Fri Apr 25 12:04:46 2025 +0100 vect: Enforce dr_with_seg_len::align precondition [PR116125] tree-data-refs.cc uses alignment in

[gcc r13-9615] Avoid using POINTER_DIFF_EXPR for overlap checks [PR119399]

https://gcc.gnu.org/g:261bcbf171021d20323ff0271f1e33850ff4 commit r13-9615-g261bcbf171021d20323ff0271f1e33850ff4 Author: Richard Sandiford Date: Thu Apr 24 14:21:32 2025 +0100 Avoid using POINTER_DIFF_EXPR for overlap checks [PR119399] In r10-4803-g8489e1f45b50600c I'd use

[gcc r16-112] aarch64: Fix CFA offsets in non-initial stack probes [PR119610]

https://gcc.gnu.org/g:fa61afef18a8566d1907a5ae0e7754e1eac207d9 commit r16-112-gfa61afef18a8566d1907a5ae0e7754e1eac207d9 Author: Richard Sandiford Date: Thu Apr 24 14:31:49 2025 +0100 aarch64: Fix CFA offsets in non-initial stack probes [PR119610] PR119610 is about incorrect CFI ou

[gcc r13-9614] vect: Enforce dr_with_seg_len::align precondition [PR116125]

https://gcc.gnu.org/g:cf40537f3afc4903a5278305db78b7675be4f97a commit r13-9614-gcf40537f3afc4903a5278305db78b7675be4f97a Author: Richard Sandiford Date: Thu Apr 24 14:21:31 2025 +0100 vect: Enforce dr_with_seg_len::align precondition [PR116125] tree-data-refs.cc uses alignment inf

[gcc r15-9573] aarch64: Define __ARM_FEATURE_FAMINMAX

https://gcc.gnu.org/g:9ef56cd6ec3b3aabb6ffe740c4f14eb71c2e7915 commit r15-9573-g9ef56cd6ec3b3aabb6ffe740c4f14eb71c2e7915 Author: Richard Sandiford Date: Tue Apr 22 18:41:51 2025 +0100 aarch64: Define __ARM_FEATURE_FAMINMAX We implemented FAMINMAX ACLE support but failed to define

[gcc r16-86] aarch64: Define __ARM_FEATURE_FAMINMAX

https://gcc.gnu.org/g:a544a9c5bbfce013ab020f82acd2470d610fb3c8 commit r16-86-ga544a9c5bbfce013ab020f82acd2470d610fb3c8 Author: Richard Sandiford Date: Tue Apr 22 17:19:15 2025 +0100 aarch64: Define __ARM_FEATURE_FAMINMAX We implemented FAMINMAX ACLE support but failed to define th

[gcc r15-9570] testsuite: XFAIL predcom-8.c on aarch64 [PR118407]

https://gcc.gnu.org/g:d88bbce5757db4e268122805957a932786b46fc2 commit r15-9570-gd88bbce5757db4e268122805957a932786b46fc2 Author: Richard Sandiford Date: Tue Apr 22 14:19:51 2025 +0100 testsuite: XFAIL predcom-8.c on aarch64 [PR118407] gcc.dg/tree-ssa/predcom-8.c fails on aarch64 f

[gcc r14-11638] aarch64: Split aarch64_combinev16qi before RA [PR115258]

https://gcc.gnu.org/g:94ef80629a5f808ff165d28f87f39021881ed5f4 commit r14-11638-g94ef80629a5f808ff165d28f87f39021881ed5f4 Author: Richard Sandiford Date: Wed Apr 16 13:20:29 2025 +0100 aarch64: Split aarch64_combinev16qi before RA [PR115258] Two-vector TBL instructions are fed by

[gcc r14-11637] aarch64: Avoid unnecessary use of 2-input TBLs [PR115258]

https://gcc.gnu.org/g:a38e9e06d068fb9523b44ba2b4e2f7a7d6784200 commit r14-11637-ga38e9e06d068fb9523b44ba2b4e2f7a7d6784200 Author: Richard Sandiford Date: Wed Apr 16 13:20:29 2025 +0100 aarch64: Avoid unnecessary use of 2-input TBLs [PR115258] When using TBL for (say) a V4SI permut

[gcc r14-11636] vect: Enforce dr_with_seg_len::align precondition [PR116125]

https://gcc.gnu.org/g:2a4b0a1d02e992a64db39a2b8d5b69ad5db58eeb commit r14-11636-g2a4b0a1d02e992a64db39a2b8d5b69ad5db58eeb Author: Richard Sandiford Date: Wed Apr 16 13:20:28 2025 +0100 vect: Enforce dr_with_seg_len::align precondition [PR116125] tree-data-refs.cc uses alignment in

[gcc r14-11635] LoongArch: Fix invalid subregs in xorsign [PR118501]

https://gcc.gnu.org/g:e192f1f2c7c3ccfdb1a146fa5d14ded5c6fe5384 commit r14-11635-ge192f1f2c7c3ccfdb1a146fa5d14ded5c6fe5384 Author: Xi Ruoyao Date: Wed Apr 16 13:20:28 2025 +0100 LoongArch: Fix invalid subregs in xorsign [PR118501] The test case added in r15-7073 now triggers an ICE

[gcc r14-11634] aarch64: Fix invalid subregs in xorsign [PR118501]

https://gcc.gnu.org/g:14fe427ab5eec008e12e7aa275caf046c0588c68 commit r14-11634-g14fe427ab5eec008e12e7aa275caf046c0588c68 Author: Richard Sandiford Date: Wed Apr 16 13:20:27 2025 +0100 aarch64: Fix invalid subregs in xorsign [PR118501] In the testcase, we try to use xorsign on:

[gcc r14-11633] aarch64: Use force_lowpart_subreg in a BFI splitter [PR119133]

https://gcc.gnu.org/g:17cce5f59a4d9cdb87f59c6841da89c9ea2ef8d5 commit r14-11633-g17cce5f59a4d9cdb87f59c6841da89c9ea2ef8d5 Author: Richard Sandiford Date: Wed Apr 16 13:20:27 2025 +0100 aarch64: Use force_lowpart_subreg in a BFI splitter [PR119133] lowpart_subreg ICEs are the gift

[gcc r14-11632] Avoid using POINTER_DIFF_EXPR for overlap checks [PR119399]

https://gcc.gnu.org/g:b079728cf34d050a1e7eec6e2a50cf8ce10b15cc commit r14-11632-gb079728cf34d050a1e7eec6e2a50cf8ce10b15cc Author: Richard Sandiford Date: Wed Apr 16 13:20:26 2025 +0100 Avoid using POINTER_DIFF_EXPR for overlap checks [PR119399] In r10-4803-g8489e1f45b50600c I'd us

[gcc r14-11631] Add force_lowpart_subreg

https://gcc.gnu.org/g:b33e9eb8d404475a45a53afa3e3cc0ff742d75ec commit r14-11631-gb33e9eb8d404475a45a53afa3e3cc0ff742d75ec Author: Richard Sandiford Date: Wed Apr 16 13:20:26 2025 +0100 Add force_lowpart_subreg optabs had a local function called lowpart_subreg_maybe_copy that i

[gcc r14-11630] Make force_subreg emit nothing on failure

https://gcc.gnu.org/g:021ccf9dee0c14455a205f2555326e027e9047d8 commit r14-11630-g021ccf9dee0c14455a205f2555326e027e9047d8 Author: Richard Sandiford Date: Wed Apr 16 13:20:25 2025 +0100 Make force_subreg emit nothing on failure While adding more uses of force_subreg, I realised tha

[gcc r15-9368] libgomp: Update SVE tests

https://gcc.gnu.org/g:733a6a4c1115080a0ee3cf7e6678c0fb9ffd0a56 commit r15-9368-g733a6a4c1115080a0ee3cf7e6678c0fb9ffd0a56 Author: Richard Sandiford Date: Thu Apr 10 21:09:07 2025 +0100 libgomp: Update SVE tests The new SVE tests didn't explicitly force SVE to be enabled, which

[gcc r15-9355] Avoid using POINTER_DIFF_EXPR for overlap checks [PR119399]

https://gcc.gnu.org/g:4c8c373495d7d863dfb7102726ac3b4b41685df4 commit r15-9355-g4c8c373495d7d863dfb7102726ac3b4b41685df4 Author: Richard Sandiford Date: Thu Apr 10 11:03:04 2025 +0100 Avoid using POINTER_DIFF_EXPR for overlap checks [PR119399] In r10-4803-g8489e1f45b50600c I'd use

[gcc r15-9321] testsuite: Fix gcc.dg/vect/pr99102.c command line

https://gcc.gnu.org/g:c3e1c23e8bd80284c4b7206ec260bb273d86da22 commit r15-9321-gc3e1c23e8bd80284c4b7206ec260bb273d86da22 Author: Richard Sandiford Date: Tue Apr 8 22:03:39 2025 +0100 testsuite: Fix gcc.dg/vect/pr99102.c command line The aarch64_sve256_hw line forced the vector len

[gcc r15-9322] testsuite: Update guality XFAILs for aarch64

https://gcc.gnu.org/g:ed14cb27b6c8c46bed55ae7ff4ad837c33e2c6e0 commit r15-9322-ged14cb27b6c8c46bed55ae7ff4ad837c33e2c6e0 Author: Richard Sandiford Date: Tue Apr 8 22:03:39 2025 +0100 testsuite: Update guality XFAILs for aarch64 In previous years, I've tried to update the guality t

[gcc r15-9239] combine: Allow 2->2 combinations, but with a tweak [PR116398]

https://gcc.gnu.org/g:4d7a634f6d41029811cdcbd5f7282b5b07890094 commit r15-9239-g4d7a634f6d41029811cdcbd5f7282b5b07890094 Author: Richard Sandiford Date: Mon Apr 7 08:03:47 2025 +0100 combine: Allow 2->2 combinations, but with a tweak [PR116398] One of the problems in PR101523 was

[gcc r15-9242] combine: Limit insn searchs for 2->2 combinations [PR116398]

https://gcc.gnu.org/g:a1a0026c659196928113bad1c7889f5ca0999d06 commit r15-9242-ga1a0026c659196928113bad1c7889f5ca0999d06 Author: Richard Sandiford Date: Mon Apr 7 08:03:49 2025 +0100 combine: Limit insn searchs for 2->2 combinations [PR116398] As noted in the previous patch, combi

[gcc r15-9240] combine: Avoid split_i2i3 search if i2 is unchanged [PR116398]

https://gcc.gnu.org/g:30a4eedfdbfeb1caaadd43738cbb0b49d7fa120b commit r15-9240-g30a4eedfdbfeb1caaadd43738cbb0b49d7fa120b Author: Richard Sandiford Date: Mon Apr 7 08:03:47 2025 +0100 combine: Avoid split_i2i3 search if i2 is unchanged [PR116398] When combining a single-set i2 into

[gcc r15-9241] combine: Optimise distribute_links search [PR116398]

https://gcc.gnu.org/g:107a1b2126ceb42a79edbc388863c868bd4fbc2e commit r15-9241-g107a1b2126ceb42a79edbc388863c868bd4fbc2e Author: Richard Sandiford Date: Mon Apr 7 08:03:48 2025 +0100 combine: Optimise distribute_links search [PR116398] Another problem in PR101523 was that, after e

[gcc r15-9238] simplify-rtx: Fix shortcut for vector eq/ne

https://gcc.gnu.org/g:546f28f83ceba74dc8bf84b0435c0159ffca971a commit r15-9238-g546f28f83ceba74dc8bf84b0435c0159ffca971a Author: Richard Sandiford Date: Mon Apr 7 08:03:46 2025 +0100 simplify-rtx: Fix shortcut for vector eq/ne This patch forestalls a regression in gcc.dg/rtl/x86_6

[gcc r15-8049] vect: Fix aarch64/pr99873_2.c ld4/st4 failure

https://gcc.gnu.org/g:d1c5edc94b6d07ec29a93572f3b5086e88bf3b0e commit r15-8049-gd1c5edc94b6d07ec29a93572f3b5086e88bf3b0e Author: Richard Sandiford Date: Fri Mar 14 10:28:01 2025 + vect: Fix aarch64/pr99873_2.c ld4/st4 failure vect_slp_prefer_store_lanes_p allows an SLP tree to

[gcc r15-7986] aarch64: Make latency account for synthetic VEC_PERM_EXPRs [PR116901]

https://gcc.gnu.org/g:e406994e31262b45d0daf0b9e9218fc49bd233e2 commit r15-7986-ge406994e31262b45d0daf0b9e9218fc49bd233e2 Author: Richard Sandiford Date: Wed Mar 12 09:40:11 2025 + aarch64: Make latency account for synthetic VEC_PERM_EXPRs [PR116901] Another problem in pr110625

[gcc r15-8037] testsuite: Fix sve/mask_struct_load_3_run.c [PR113965]

https://gcc.gnu.org/g:df87b300bd13ed047b1159022c93445f130458e6 commit r15-8037-gdf87b300bd13ed047b1159022c93445f130458e6 Author: Richard Sandiford Date: Thu Mar 13 15:13:00 2025 + testsuite: Fix sve/mask_struct_load_3_run.c [PR113965] Among other things, this testcase tests an

[gcc r15-8031] testsuite: Add -fno-tree-sink to sve/pr96357.c

https://gcc.gnu.org/g:11c6d8cc9e5924c3a70e9289d1be2c2885b1dc6d commit r15-8031-g11c6d8cc9e5924c3a70e9289d1be2c2885b1dc6d Author: Richard Sandiford Date: Thu Mar 13 13:23:28 2025 + testsuite: Add -fno-tree-sink to sve/pr96357.c gcc.target/aarch64/sve/pr96357.c started failing a

[gcc r15-8024] testsuite: Remove sve/pre_cond_share_1.c [PR115248]

https://gcc.gnu.org/g:a68e32b8e4b4c03c81e3a4b7560d52fef2d16088 commit r15-8024-ga68e32b8e4b4c03c81e3a4b7560d52fef2d16088 Author: Richard Sandiford Date: Thu Mar 13 12:03:04 2025 + testsuite: Remove sve/pre_cond_share_1.c [PR115248] gcc.target/aarch64/sve/pre_cond_share_1.c sta

[gcc r15-8026] match.pd: Extend pointer alignment folds

https://gcc.gnu.org/g:feb75e4643dca350b946b85ee25f4818ce6ce308 commit r15-8026-gfeb75e4643dca350b946b85ee25f4818ce6ce308 Author: Richard Sandiford Date: Thu Mar 13 12:03:05 2025 + match.pd: Extend pointer alignment folds We have long had the fold: /* Pattern match

[gcc r15-8025] match.pd: Fold ((X >> C1) & C2) * (1 << C1)

https://gcc.gnu.org/g:7dae3f64c069b942b9abd768fd94af4b2cd0b781 commit r15-8025-g7dae3f64c069b942b9abd768fd94af4b2cd0b781 Author: Richard Sandiford Date: Thu Mar 13 12:03:04 2025 + match.pd: Fold ((X >> C1) & C2) * (1 << C1) Using a combination of rules, we were able to fold

[gcc r15-7984] aarch64: Tighten pr110625_1.c regexp

https://gcc.gnu.org/g:5cef719596400a712fc72dc54dd4ec8cdb694dd5 commit r15-7984-g5cef719596400a712fc72dc54dd4ec8cdb694dd5 Author: Richard Sandiford Date: Wed Mar 12 09:40:10 2025 + aarch64: Tighten pr110625_1.c regexp Before r14-2877-gbf67bf4880ce5be0, the aarch64 code assumed

[gcc r15-7985] vect: Fix ncopies when costing SLP reductions [PR116901]

https://gcc.gnu.org/g:855b61b61e63b17cc9770cbe1c5387e4f59c1ffe commit r15-7985-g855b61b61e63b17cc9770cbe1c5387e4f59c1ffe Author: Richard Sandiford Date: Wed Mar 12 09:40:10 2025 + vect: Fix ncopies when costing SLP reductions [PR116901] pr110625_[24].c started failing after r1

[gcc r15-7967] testsuite: Improve builtin-bswap-5.c

https://gcc.gnu.org/g:b3becb17b82cb3ffdb19b0301031b22a486501b0 commit r15-7967-gb3becb17b82cb3ffdb19b0301031b22a486501b0 Author: Oscar Gustafsson Date: Tue Mar 11 17:19:25 2025 + testsuite: Improve builtin-bswap-5.c gcc/testsuite/ChangeLog * gcc.dg/builtin-bsw

[gcc r15-7933] aarch64: Avoid unnecessary use of 2-input TBLs [PR115258]

https://gcc.gnu.org/g:31dcf941ac78c4b1b01dc4b2ce9809f0209153b8 commit r15-7933-g31dcf941ac78c4b1b01dc4b2ce9809f0209153b8 Author: Richard Sandiford Date: Mon Mar 10 20:29:52 2025 + aarch64: Avoid unnecessary use of 2-input TBLs [PR115258] When using TBL for (say) a V4SI permuta

[gcc r15-7965] aarch64: XFAIL pred-not-gen-[14].c [PR118956]

https://gcc.gnu.org/g:09205680054ca6dd7cf3bb96ef08f15006d89cff commit r15-7965-g09205680054ca6dd7cf3bb96ef08f15006d89cff Author: Richard Sandiford Date: Tue Mar 11 16:46:21 2025 + aarch64: XFAIL pred-not-gen-[14].c [PR118956] gcc.target/aarch64/sve/pred-not-gen-[14].c started

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