llvm-project
[AArch64][llvm] Tighten SYSP parsing and remove custom parser
#182410

Open

[AArch64][llvm] Tighten SYSP parsing and remove custom parser #182410

jthackray wants to merge 18 commits into main from users/jthackray/tighten_sysp_encoding

jthackray marked this pull request as ready for review 185 days ago

llvmbot added backend:AArch64

jthackray requested a review from

Lukacma 185 days ago

jthackray requested a review from

CarolineConcatto 185 days ago

jthackray changed the title ~~[AArch64][llvm] Tighten SYSP; don't disassemble invalid encodings~~ [AArch64][llvm] Tighten SYSP parsing; don't disassemble invalid encodings 185 days ago

jthackray force pushed from fb282368 to 4cc8284d 185 days ago

jthackray requested a review from

JDevlieghere 185 days ago

llvmbot added lldb

jthackray requested a review from

kmclaughlin-arm 185 days ago

jthackray requested a review from

rgwott 185 days ago

jthackray requested a review from

amilendra 185 days ago

Lukacma commented on 2026-02-23

jthackray force pushed from 4cc8284d to 767465c2 170 days ago

jthackray force pushed from 8e6951b3 166 days ago

jthackray force pushed to 81e4fcd3 166 days ago

jthackray force pushed from 81e4fcd3 to a3ad37fd 165 days ago

Lukacma dismissed these changes on 2026-03-12

jthackray force pushed from a3ad37fd to 4c92f03f 164 days ago

jthackray force pushed from 4c92f03f to 435869a1 152 days ago

Lukacma commented on 2026-03-30

jthackray force pushed from 435869a1 143 days ago

jthackray force pushed 143 days ago

jthackray force pushed to 0d4bdf29 143 days ago

jthackray force pushed from 0d4bdf29 to 5e829582 128 days ago

jthackray force pushed from 5e829582 to f1a872f1 128 days ago

CarolineConcatto commented on 2026-04-28

jthackray force pushed from f1a872f1 to 329f620c 117 days ago

CarolineConcatto commented on 2026-04-30

jthackray force pushed from 329f620c to 4fa459d2 114 days ago

Lukacma commented on 2026-05-01

jthackray force pushed from 17101b74 to 2cfd384e 110 days ago

jthackray force pushed from 2cfd384e to a8a3b96b 110 days ago

CarolineConcatto commented on 2026-06-10

Lukacma commented on 2026-06-12

Lukacma requested a review from

Lukacma 73 days ago

Lukacma dismissed their stale review 73 days ago

dismiss

Lukacma commented on 2026-06-17

jthackray force pushed from a8a3b96b to 6bac065b 56 days ago

jthackray force pushed from 6bac065b to a6aa65ed 56 days ago

jthackray force pushed from a6aa65ed to 732900a8 54 days ago

jthackray force pushed from f89b1ece to 3f92b6be 54 days ago

jthackray force pushed from 984ebb97 to 22fc1ed8 53 days ago

[AArch64][llvm] Tighten SYSP; don't disassemble invalid encodings

c6157a3f

fixup! Address Marian's PR comments: use imm0_6 predicate

eb9aa65c

fixup! Templatise bounds checking and improve tests

473a4142

fixup! Remove SYSPxt_XZR and update code to reflect this

4368c300

fixup! Add no-alias tests

c4fed4a1

fixup! Address PR comments

da167359

fixup! Fixes after rebasing following Marian's change

942c451d

fixup! Improve error parsing

677b1eb2

fixup! Implement Marian's suggestion to implement as XSeqPairsClass +…

9dd60a68

fixup! Address PR comment about shortened `sysp` with xzr/xzr

c1430ad6

fixup! Remove superfluous code

ace8d191

fixup! Address Carol's PR comments

d4df6aa2

fixup! Update diff because SYSP definition has changed

e434b660

fixup! More optimisations spotted by Marian after the specs changed

415a2ff1

fixup! Address Marian's comments

94780bbb

fixup! Small improvement

b42716d7

fixup! Remove XZR_XZR

be659fb0

fixup! Use DUMMY_REG_PAIR_WITH_XZR for XZR_XZR pair

1a866e25

jthackray force pushed from 22fc1ed8 to 1a866e25 46 days ago

jthackray changed the title ~~[AArch64][llvm] Tighten SYSP parsing; don't disassemble invalid encodings~~ [AArch64][llvm] Tighten SYSP parsing and remove custom parser 46 days ago

Lukacma commented on 2026-07-09

Reviewers

Lukacma

CarolineConcatto

JDevlieghere

kmclaughlin-arm

rgwott

amilendra

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lldb backend:AArch64

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llvm-project [AArch64][llvm] Tighten SYSP parsing and remove custom parser #182410 Open

[AArch64][llvm] Tighten SYSP parsing and remove custom parser #182410

llvm-project
[AArch64][llvm] Tighten SYSP parsing and remove custom parser
#182410

Open