[Bug tree-optimization/98772] Widening patterns causing missed vectorization

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98772 rsandifo at gcc dot gnu.org changed: What|Removed |Added Last reconfirmed||2021-01-21

[Bug tree-optimization/98674] [10/11 Regression] vectorizer failed for compilation time alias

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98674 --- Comment #5 from rsandifo at gcc dot gnu.org --- (In reply to Richard Biener from comment #1) > Richard, you refactored this code last? Sorry, forgot about this PR. I'm a bit rusty on this, but how important is the type/mode check for

[Bug tree-optimization/98535] [11 Regression] ICE in operands_scanner::get_expr_operands(tree_node**, int) building 538.imagick_r

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98535 rsandifo at gcc dot gnu.org changed: What|Removed |Added Status|ASSIGNED|RESOLVED

[Bug middle-end/82547] wide_int is not setting overflow properly for large unsigned add/subtract calculations.

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82547 rsandifo at gcc dot gnu.org changed: What|Removed |Added Resolution|--- |FIXED

[Bug target/98730] vceqzq_p64 does not generate vceq with immediate 0

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98730 --- Comment #4 from rsandifo at gcc dot gnu.org --- Hmm, yeah, looks like it might be a cost issue then. arm_rtx_costs_internal seems to give CONST_VECTOR a cost of 1 or 4 instructions, whereas a zero CONST_VECTOR is free in this context.

[Bug rtl-optimization/92294] alias attribute generates incorrect code

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92294 rsandifo at gcc dot gnu.org changed: What|Removed |Added Resolution|--- |FIXED

[Bug ipa/92932] Optimizers generate wrong code due to aggressive data optimization.

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92932 Bug 92932 depends on bug 92294, which changed state. Bug 92294 Summary: alias attribute generates incorrect code https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92294 What|Removed |Added

[Bug tree-optimization/96974] [10/11 Regression] ICE in vect_get_vector_types_for_stmt compiling for SVE

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96974 --- Comment #6 from rsandifo at gcc dot gnu.org --- (In reply to Stam Markianos-Wright from comment #5) > I'm tempted to try and add a reverse: > > || multiple_p (*stmt_vectype_out, nunits_vectype) > > And then regtest, but I probably

[Bug tree-optimization/98535] [11 Regression] ICE in operands_scanner::get_expr_operands(tree_node**, int) building 538.imagick_r

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98535 --- Comment #8 from rsandifo at gcc dot gnu.org --- (In reply to Richard Biener from comment #6) > that is, we end up with > >[local count: 73320728]: > _99 = {j$b_2(D)}; > _100 = VIEW_CONVERT_EXPR(_99); > _101 = [vec_duplicate_expr]

[Bug tree-optimization/96974] [10/11 Regression] ICE in vect_get_vector_types_for_stmt compiling for SVE

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96974 --- Comment #4 from rsandifo at gcc dot gnu.org --- (In reply to Stam Markianos-Wright from comment #3) > Just started looking at this. I've narrowed it as the bug appearing with > commit 9b75f56d4b7951c60a6563964a65787b95bc. > > I have

[Bug target/88836] [SVE] Redundant PTEST in loop test

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88836 rsandifo at gcc dot gnu.org changed: What|Removed |Added Status|NEW |RESOLVED

[Bug target/89057] [8/9/10 Regression] AArch64 ld3 st4 less optimized

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89057 rsandifo at gcc dot gnu.org changed: What|Removed |Added Summary|[8/9/10/11 Regression] |[8/9/10 Regression]

[Bug middle-end/94994] [10 Regression] possible miscompilation of word-at-a-time copy via packed structs

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94994 rsandifo at gcc dot gnu.org changed: What|Removed |Added Summary|[10/11 Regression] possible |[10 Regression] possible

[Bug target/98214] [10 Regression] SVE: Wrong code with -O3 -msve-vector-bits=512

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98214 rsandifo at gcc dot gnu.org changed: What|Removed |Added Summary|[10/11 Regression] SVE: |[10 Regression] SVE: Wrong

[Bug target/98302] [?? Regression] Wrong code on aarch64

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98302 rsandifo at gcc dot gnu.org changed: What|Removed |Added Summary|[11 Regression] Wrong code |[?? Regression] Wrong code

[Bug bootstrap/98314] New: [11 Regression] Install fails with "install -C"

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98314 Bug ID: 98314 Summary: [11 Regression] Install fails with "install -C" Product: gcc Version: 11.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component:

[Bug c/98852] New: [11 Regression] Conditional expression wrongly rejected for arm_neon.h vectors

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98852 Bug ID: 98852 Summary: [11 Regression] Conditional expression wrongly rejected for arm_neon.h vectors Product: gcc Version: 11.0 Status: UNCONFIRMED Severity:

[Bug rtl-optimization/98863] WRF with LTO consumes a lot of memory in REE, FWPROP and x86 specific passes

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98863 rsandifo at gcc dot gnu.org changed: What|Removed |Added Assignee|rguenth at gcc dot gnu.org |rsandifo at gcc dot

[Bug tree-optimization/101105] [11/12 Regression] wrong code at -O3 on x86_64-linux-gnu

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101105 rsandifo at gcc dot gnu.org changed: What|Removed |Added Status|NEW |ASSIGNED

[Bug tree-optimization/101097] Vectorizer is too eager to use vec_unpack

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101097 rsandifo at gcc dot gnu.org changed: What|Removed |Added CC||rsandifo at gcc dot

[Bug middle-end/101134] Bogus -Wstringop-overflow warning about non-existent overflow

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101134 rsandifo at gcc dot gnu.org changed: What|Removed |Added Assignee|unassigned at gcc dot gnu.org |rsandifo at gcc

[Bug tree-optimization/100089] [11/12 Regression] 30% performance regression for denbench/mp2decoddata2 with -O3

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100089 --- Comment #3 from rsandifo at gcc dot gnu.org --- Is this really a costing issue, or should we instead reject the BB fallback if it leaves any scalar COND_EXPRs around? This would be similar to the way that we reject IFN_MASK_LOAD/STORE

[Bug target/95958] [meta-bug] Inefficient arm_neon.h code for AArch64

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95958 Bug 95958 depends on bug 89057, which changed state. Bug 89057 Summary: [9 Regression] AArch64 ld3 st4 less optimized https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89057 What|Removed |Added

[Bug target/89057] [9 Regression] AArch64 ld3 st4 less optimized

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89057 rsandifo at gcc dot gnu.org changed: What|Removed |Added Status|ASSIGNED|RESOLVED

[Bug target/89967] Inefficient code generation for vld2q_lane_u8 under aarch64

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89967 Bug 89967 depends on bug 89057, which changed state. Bug 89057 Summary: [9 Regression] AArch64 ld3 st4 less optimized https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89057 What|Removed |Added

[Bug debug/78685] -Og generates too many ""s

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78685 --- Comment #20 from rsandifo at gcc dot gnu.org --- (In reply to Eric Gallager from comment #19) > (In reply to rsand...@gcc.gnu.org from comment #18) > > (In reply to Eric Gallager from comment #17) > > > Richard Sandiford had a series of

[Bug tree-optimization/100846] New: Different vector handling for strided IVs and modulo conditions

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100846 Bug ID: 100846 Summary: Different vector handling for strided IVs and modulo conditions Product: gcc Version: 12.0 Status: UNCONFIRMED Keywords:

[Bug tree-optimization/100849] New: Poor placement of vector IVs

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100849 Bug ID: 100849 Summary: Poor placement of vector IVs Product: gcc Version: 12.0 Status: UNCONFIRMED Keywords: missed-optimization Severity: normal Priority:

[Bug tree-optimization/100848] New: Cases that require -fallow-store-data-races

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100848 Bug ID: 100848 Summary: Cases that require -fallow-store-data-races Product: gcc Version: 12.0 Status: UNCONFIRMED Keywords: missed-optimization Severity: normal

[Bug rtl-optimization/100328] IRA doesn't model matching constraint well

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100328 --- Comment #7 from rsandifo at gcc dot gnu.org --- (In reply to Kewen Lin from comment #6) > Created attachment 51066 [details] > aarch64 XPASS failure list > > The patch v3 bootstrapped and regression-tested on x86_64-redhat-linux and >

[Bug tree-optimization/101223] [11/12 Regression] evrp produces wrong code since r11-3685-gfcae5121154d1c33

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101223 --- Comment #10 from rsandifo at gcc dot gnu.org --- > How can one write 0 - 1 in 1-bit signed though? 1 isn't in the range... > One can only do 0 + -1 which doesn't overflow, or 0 - -1 which does. Ah, yeah, of course. So the issue that 1

[Bug tree-optimization/101223] [11/12 Regression] evrp produces wrong code since r11-3685-gfcae5121154d1c33

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101223 rsandifo at gcc dot gnu.org changed: What|Removed |Added CC||rsandifo at gcc dot

[Bug tree-optimization/101267] [12 Regression] ICE in vect_is_simple_use when building 521.wrf_r with -Ofast -march=znver2

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101267 --- Comment #5 from rsandifo at gcc dot gnu.org --- (In reply to Richard Biener from comment #4) > So we're having > > (gdb) p debug (slp_node) > t.f90:1:21: note: node 0x39fbbc0 (max_nunits=2, refcnt=1) > t.f90:1:21: note: op template: _144

[Bug target/99929] [8 Backport] SVE: Wrong code at -O2 -ftree-vectorize

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99929 rsandifo at gcc dot gnu.org changed: What|Removed |Added Resolution|--- |FIXED

[Bug target/98136] [8 Regression] [aarch64] Internal compiler error with large classes and virtual methods since r8-5967-gf5470a77425a54efebfe1732488c40f05ef176d0

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98136 rsandifo at gcc dot gnu.org changed: What|Removed |Added Status|ASSIGNED|RESOLVED

[Bug rtl-optimization/94605] [8 Regression] ICE in early-remat.c:process_block with multi-output asms

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94605 rsandifo at gcc dot gnu.org changed: What|Removed |Added Resolution|--- |FIXED

[Bug target/100270] New: _Generic can't distinguish VLS SVE vectors and GNU vectors

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100270 Bug ID: 100270 Summary: _Generic can't distinguish VLS SVE vectors and GNU vectors Product: gcc Version: 10.3.1 Status: UNCONFIRMED Keywords: rejects-valid

[Bug target/100270] _Generic can't distinguish VLS SVE vectors and GNU vectors

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100270 rsandifo at gcc dot gnu.org changed: What|Removed |Added Assignee|unassigned at gcc dot gnu.org |rsandifo at gcc

[Bug tree-optimization/100284] ICE in operation_could_trap_p with -march=armv8.2-a+sve -O3

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100284 rsandifo at gcc dot gnu.org changed: What|Removed |Added Assignee|unassigned at gcc dot gnu.org |rsandifo at gcc

[Bug target/100270] [10/11 Backport] _Generic can't distinguish VLS SVE vectors and GNU vectors

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100270 rsandifo at gcc dot gnu.org changed: What|Removed |Added Target Milestone|--- |10.4

[Bug debug/100303] [11 Regression] -fcompare-debug failure (length) with -O -fno-dce -ftracer

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100303 rsandifo at gcc dot gnu.org changed: What|Removed |Added Summary|[11/12 Regression] |[11 Regression]

[Bug target/100305] [10 Regression] aarch64: ICE in output_operand_lossage with -O3

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100305 --- Comment #14 from rsandifo at gcc dot gnu.org --- (In reply to Gilles Gouaillardet from comment #13) > Thanks Richard for the quick fix. > > I am happy to confirm that the latest trunk passes the three reproducers > included in this

[Bug target/99249] SVE: ICE in aarch64_expand_sve_const_vector (during RTL pass: early_remat)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99249 rsandifo at gcc dot gnu.org changed: What|Removed |Added Resolution|--- |FIXED

[Bug target/98119] [10 Regression] SVE: Wrong code with -O1 -ftree-vectorize -msve-vector-bits=512 -mtune=thunderx

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98119 rsandifo at gcc dot gnu.org changed: What|Removed |Added Resolution|--- |FIXED

[Bug target/99540] ICE: Segmentation fault in aarch64_add_offset

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99540 rsandifo at gcc dot gnu.org changed: What|Removed |Added Resolution|--- |FIXED

[Bug tree-optimization/97960] [8/9/10 Regression] Wrong code at -O3 since r8-6511-g3ae129323d

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97960 rsandifo at gcc dot gnu.org changed: What|Removed |Added Target Milestone|8.5 |10.4 --- Comment #11 from

[Bug target/100305] [11/12 Regression] aarch64: ICE in output_operand_lossage with -O3

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100305 rsandifo at gcc dot gnu.org changed: What|Removed |Added Status|NEW |ASSIGNED

[Bug tree-optimization/100284] ICE in operation_could_trap_p with -march=armv8.2-a+sve -O3

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100284 rsandifo at gcc dot gnu.org changed: What|Removed |Added Resolution|--- |FIXED

[Bug debug/100303] [11/12 Regression] -fcompare-debug failure (length) with -O -fno-dce -ftracer

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100303 rsandifo at gcc dot gnu.org changed: What|Removed |Added Status|NEW |ASSIGNED

[Bug tree-optimization/95694] [9 Regression] ICE in trunc_int_for_mode, at explow.c:59 since r9-7156-g33579b59aaf02eb7

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95694 rsandifo at gcc dot gnu.org changed: What|Removed |Added Status|ASSIGNED|RESOLVED

[Bug target/98302] [9 Regression] Wrong code on aarch64

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98302 rsandifo at gcc dot gnu.org changed: What|Removed |Added Status|ASSIGNED|RESOLVED

[Bug rtl-optimization/96796] [9 Regression] aarch64: ICE during RTL pass: reload

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96796 rsandifo at gcc dot gnu.org changed: What|Removed |Added Resolution|--- |FIXED

[Bug target/100305] [10/11/12 Regression] aarch64: ICE in output_operand_lossage with -O3

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100305 rsandifo at gcc dot gnu.org changed: What|Removed |Added Summary|[11/12 Regression] aarch64: |[10/11/12 Regression]

[Bug rtl-optimization/98863] [11 Regression] WRF with LTO consumes a lot of memory in REE, FWPROP and x86 specific passes

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98863 --- Comment #39 from rsandifo at gcc dot gnu.org --- Just to give an update on this: I have a patch that reduces the amount of memory consumed by fwprop so that it no longer seems to be outlier. However, it involves doing more bitmap

[Bug target/99037] Invalid representation of vector zero in aarch64-simd.md

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99037 rsandifo at gcc dot gnu.org changed: What|Removed |Added Status|UNCONFIRMED |NEW Ever confirmed|0

[Bug target/99037] New: Invalid representation of vector zero in aarch64-simd.md

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99037 Bug ID: 99037 Summary: Invalid representation of vector zero in aarch64-simd.md Product: gcc Version: 11.0 Status: UNCONFIRMED Severity: normal

[Bug target/99038] New: aarch64_rtx_costs is missing tests for vector immediate forms

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99038 Bug ID: 99038 Summary: aarch64_rtx_costs is missing tests for vector immediate forms Product: gcc Version: 11.0 Status: UNCONFIRMED Severity: normal

[Bug rtl-optimization/98986] Try matching both orders of commutative RTX operations when there is no canonical order

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98986 rsandifo at gcc dot gnu.org changed: What|Removed |Added CC||rsandifo at gcc dot

[Bug target/98998] [11 Regression] ICE in change_address_1, at emit-rtl.c:2275 since r11-3427

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98998 --- Comment #4 from rsandifo at gcc dot gnu.org --- Thanks for looking at this, and sorry for not having got to it before now. I've been spending most of the past week fighting the WRF thing. (In reply to Jakub Jelinek from comment #3) > ---

[Bug tree-optimization/96974] [10/11 Regression] ICE in vect_get_vector_types_for_stmt compiling for SVE

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96974 --- Comment #9 from rsandifo at gcc dot gnu.org --- (In reply to Stam Markianos-Wright from comment #8) > I have a liiitle bit more progress here, but I have a question about > vect_get_smallest_scalar_type. > > If we look at the comment

[Bug tree-optimization/80198] [8/9/10/11 Regression] does not vectorize generic inplace integer operation

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80198 --- Comment #20 from rsandifo at gcc dot gnu.org --- (In reply to Richard Biener from comment #19) > So I think when you consider > > void __attribute__((noinline)) fun(int * a, int * b, int c) > { > int i; > for (i=0; i < 256; i++) { >

[Bug tree-optimization/98535] [11 Regression] ICE in operands_scanner::get_expr_operands(tree_node**, int) building 538.imagick_r

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98535 --- Comment #11 from rsandifo at gcc dot gnu.org --- Fixed on trunk, but it's latent on release branches and should be fixed there too.

[Bug target/96582] aarch64:ICE during GIMPLE pass: veclower

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96582 --- Comment #6 from rsandifo at gcc dot gnu.org --- (In reply to Alex Coplan from comment #5) > so not sure if the issue was really fixed or perhaps just hidden. Yeah, agree it's probably just gone latent.

[Bug target/99766] [11 Regression] ICE: unable to generate reloads with SVE code since r11-7807-gbe70bb5e

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99766 rsandifo at gcc dot gnu.org changed: What|Removed |Added CC||rsandifo at gcc dot

[Bug tree-optimization/99726] [10/11 Regression] ICE in create_intersect_range_checks_index, at tree-data-ref.c:1855 since r10-4762-gf9d6338bd15ce1fae36bf25d3a0545e9678ddc58

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99726 rsandifo at gcc dot gnu.org changed: What|Removed |Added Assignee|unassigned at gcc dot gnu.org |rsandifo at gcc dot

[Bug target/98136] [8/9/10 Regression] [aarch64] Internal compiler error with large classes and virtual methods since r8-5967-gf5470a77425a54efebfe1732488c40f05ef176d0

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98136 rsandifo at gcc dot gnu.org changed: What|Removed |Added Summary|[8/9/10/11 Regression] |[8/9/10 Regression]

[Bug tree-optimization/98726] [10/11 Regression] SVE: tree check: expected integer_cst, have poly_int_cst in to_wide, at tree.h:5984

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98726 rsandifo at gcc dot gnu.org changed: What|Removed |Added Assignee|avieira at gcc dot gnu.org |rsandifo at gcc dot

[Bug target/97141] [10/11 Regression] aarch64, SVE: ICE in decompose, at rtl.h (during expand) since r10-4676-g9c437a108a

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97141 rsandifo at gcc dot gnu.org changed: What|Removed |Added Status|NEW |ASSIGNED

[Bug middle-end/98689] [11 Regression] FAIL: gcc.dg/torture/stackalign/builtin-return-1.c -O1 execution test

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98689 rsandifo at gcc dot gnu.org changed: What|Removed |Added Status|UNCONFIRMED |ASSIGNED

[Bug rtl-optimization/99560] aarch64: ICE (segfault) in LRA with SVE intrinsics

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99560 rsandifo at gcc dot gnu.org changed: What|Removed |Added CC||rsandifo at gcc dot

[Bug target/99540] [10 Regression] ICE: Segmentation fault in aarch64_add_offset

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99540 --- Comment #10 from rsandifo at gcc dot gnu.org --- *** Bug 99560 has been marked as a duplicate of this bug. ***

[Bug target/99252] SVE: ICE in maybe_legitimize_operand with LTO

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99252 rsandifo at gcc dot gnu.org changed: What|Removed |Added Resolution|--- |DUPLICATE

[Bug target/99216] ICE in aarch64_sve::function_expander::expand() with LTO

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99216 --- Comment #9 from rsandifo at gcc dot gnu.org --- *** Bug 99252 has been marked as a duplicate of this bug. ***

[Bug target/99781] [11 Regression] ICE in partial_subreg_p, at rtl.h:3144

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99781 rsandifo at gcc dot gnu.org changed: What|Removed |Added Ever confirmed|0 |1 Last reconfirmed|

[Bug target/98119] [10/11 Regression] SVE: Wrong code with -O1 -ftree-vectorize -msve-vector-bits=512 -mtune=thunderx

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98119 rsandifo at gcc dot gnu.org changed: What|Removed |Added Status|NEW |ASSIGNED

[Bug target/99813] [11 Regression] SVE: Invalid assembly at -O3 (multiplier out of range in incb instruction)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99813 --- Comment #4 from rsandifo at gcc dot gnu.org --- Thanks for looking at this. I agree swapping the constraints for operand 2 looks like the right fix, and brings it into line with *add3_aarch64". I think we need to swap operand 1 too

[Bug target/98917] SVE: wrong code with -O -ftree-vectorize -msve-vector-bits=128 --param=aarch64-autovec-preference=2

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98917 rsandifo at gcc dot gnu.org changed: What|Removed |Added Resolution|--- |DUPLICATE

[Bug target/99102] [11 Regression] SVE: Wrong code with -O2 -ftree-vectorize -march=armv8.2-a+sve -msve-vector-bits=256

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99102 --- Comment #7 from rsandifo at gcc dot gnu.org --- *** Bug 98917 has been marked as a duplicate of this bug. ***

[Bug tree-optimization/98268] [10/11 Regression] ICE: verify_gimple failed with LTO and SVE

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98268 rsandifo at gcc dot gnu.org changed: What|Removed |Added CC||rsandifo at gcc dot

[Bug target/96879] [11 Regresssion] ICE in native_encode_rtx, at simplify-rtx.c:6482

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96879 rsandifo at gcc dot gnu.org changed: What|Removed |Added Resolution|--- |DUPLICATE

[Bug target/97269] [11 Regression] ICE in change_address_1, at emit-rtl.c:2275 since r11-3427-ge94797250b403d66cb3624a594e41faf0dd76617

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97269 --- Comment #5 from rsandifo at gcc dot gnu.org --- *** Bug 96879 has been marked as a duplicate of this bug. ***

[Bug target/97513] [11 regression] aarch64 SVE regressions since r11-3822

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97513 rsandifo at gcc dot gnu.org changed: What|Removed |Added Status|WAITING |ASSIGNED --- Comment #7

[Bug tree-optimization/99873] [11 Regression] GCC no longer makes as much use of ST3

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99873 rsandifo at gcc dot gnu.org changed: What|Removed |Added Status|UNCONFIRMED |ASSIGNED

[Bug tree-optimization/99873] New: [11 Regression] GCC no longer makes as much use of ST3

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99873 Bug ID: 99873 Summary: [11 Regression] GCC no longer makes as much use of ST3 Product: gcc Version: 11.0 Status: UNCONFIRMED Keywords: missed-optimization Severity:

[Bug target/98119] [10 Regression] SVE: Wrong code with -O1 -ftree-vectorize -msve-vector-bits=512 -mtune=thunderx

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98119 rsandifo at gcc dot gnu.org changed: What|Removed |Added Summary|[10/11 Regression] SVE: |[10 Regression] SVE: Wrong

[Bug tree-optimization/98726] [10/11 Regression] SVE: tree check: expected integer_cst, have poly_int_cst in to_wide, at tree.h:5984

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98726 rsandifo at gcc dot gnu.org changed: What|Removed |Added Resolution|--- |DUPLICATE

[Bug target/97141] [10 Regression] aarch64, SVE: ICE in decompose, at rtl.h (during expand) since r10-4676-g9c437a108a

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97141 --- Comment #6 from rsandifo at gcc dot gnu.org --- *** Bug 98726 has been marked as a duplicate of this bug. ***

[Bug tree-optimization/98268] [10 Regression] ICE: verify_gimple failed with LTO and SVE

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98268 rsandifo at gcc dot gnu.org changed: What|Removed |Added Summary|[10/11 Regression] ICE: |[10 Regression] ICE:

[Bug target/97141] [10 Regression] aarch64, SVE: ICE in decompose, at rtl.h (during expand) since r10-4676-g9c437a108a

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97141 rsandifo at gcc dot gnu.org changed: What|Removed |Added Summary|[10/11 Regression] aarch64, |[10 Regression] aarch64,

[Bug tree-optimization/99726] [10 Regression] ICE in create_intersect_range_checks_index, at tree-data-ref.c:1855 since r10-4762-gf9d6338bd15ce1fae36bf25d3a0545e9678ddc58

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99726 rsandifo at gcc dot gnu.org changed: What|Removed |Added Summary|[10/11 Regression] ICE in |[10 Regression] ICE in

[Bug tree-optimization/99873] [11 Regression] GCC no longer makes as much use of ST3

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99873 --- Comment #3 from rsandifo at gcc dot gnu.org --- (In reply to Richard Biener from comment #2) > We can also undo the splitting if SLP doesn't work out (keep the original > DR analysis chaining somewhere). Yeah, that sounds like something we

[Bug target/99596] [11 Regression] arm: internal error in single_pred_edge

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99596 rsandifo at gcc dot gnu.org changed: What|Removed |Added Assignee|unassigned at gcc dot gnu.org |rsandifo at gcc dot

[Bug tree-optimization/98726] [10/11 Regression] SVE: tree check: expected integer_cst, have poly_int_cst in to_wide, at tree.h:5984

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98726 --- Comment #9 from rsandifo at gcc dot gnu.org --- I think we should do a variation on (3): use poly-int subtraction in rtx_vector_builder::step but force the returned value to a constant using to_constant (). The justification is that the

[Bug target/99540] [10/11 Regression] ICE: Segmentation fault in aarch64_add_offset

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99540 rsandifo at gcc dot gnu.org changed: What|Removed |Added Status|NEW |ASSIGNED

[Bug target/99581] [11 Regression] internal compiler error: during RTL pass: final - void QTWTF::TCMalloc_PageHeap::scavengerThread() since r11-7526

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99581 --- Comment #13 from rsandifo at gcc dot gnu.org --- Sorry for not responding until now, but would it work to make the "o" constraint check memory_address_addr_space_p too, like the other memory constraints do? IMO it's wrong for "o" to accept

[Bug target/99216] ICE in aarch64_sve::function_expander::expand() with LTO

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99216 --- Comment #5 from rsandifo at gcc dot gnu.org --- (In reply to Alex Coplan from comment #4) > Right, the problem appears to be to do with the way that overloaded > functions are implemented for the ACLE. Specifically the m_direct_overloads >

[Bug debug/99973] New: -gsplit-dwarf uses host objcopy for cross compilers

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99973 Bug ID: 99973 Summary: -gsplit-dwarf uses host objcopy for cross compilers Product: gcc Version: 11.0 Status: UNCONFIRMED Severity: normal Priority: P3

[Bug tree-optimization/99873] [11 Regression] GCC no longer makes as much use of ST3

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99873 rsandifo at gcc dot gnu.org changed: What|Removed |Added Resolution|--- |FIXED

[Bug target/97513] [11 regression] aarch64 SVE regressions since r11-3822

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97513 rsandifo at gcc dot gnu.org changed: What|Removed |Added Resolution|--- |FIXED

[Bug middle-end/99989] [11 regression] False maybe-uninitialized warning breaks bootstrap on riscv64

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99989 --- Comment #3 from rsandifo at gcc dot gnu.org --- (In reply to Richard Biener from comment #2) > I don't think we want any initialization unless we invent an explicitely > "uninitialized" state. Note that wide-int storage is large - I

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