llvm-project
[ConstantTime][Clang] Add __builtin_ct_select for constant-time selection
#166703

Open

[ConstantTime][Clang] Add __builtin_ct_select for constant-time selection #166703

wizardengineer wants to merge 10 commits into users/wizardengineer/ct-select-core from users/wizardengineer/ct-select-clang

kumarak commented on 2025-11-06

wizardengineer force-pushed the users/wizardengineer/ct-select-core branch from 0664c25e to 80a83ad4 284 days ago

wizardengineer force pushed from cbb54906 to 6ac8221e 284 days ago

wizardengineer marked this pull request as ready for review 284 days ago

llvmbot added clang

llvmbot added clang:frontend

llvmbot added clang:codegen

efriedma-quic commented on 2025-11-06

wizardengineer force-pushed the users/wizardengineer/ct-select-core branch from 80a83ad4 to f5bcda49 254 days ago

wizardengineer force pushed from 6ac8221e 254 days ago

wizardengineer force pushed 254 days ago

wizardengineer force pushed to 6091c90c 254 days ago

wizardengineer marked this pull request as draft 254 days ago

wizardengineer marked this pull request as ready for review 195 days ago

wizardengineer force-pushed the users/wizardengineer/ct-select-core branch from cacc952e to b58677ab 185 days ago

wizardengineer force-pushed the users/wizardengineer/ct-select-core branch from b58677ab to f5aecd33 181 days ago

wizardengineer force-pushed the users/wizardengineer/ct-select-core branch from f5aecd33 to bba396ea 179 days ago

wizardengineer force pushed from 6091c90c to 6d4b15f1 174 days ago

wizardengineer force pushed from 6d4b15f1 to 4d9ea32c 172 days ago

wizardengineer force pushed from 4d9ea32c 163 days ago

wizardengineer force-pushed the users/wizardengineer/ct-select-core branch to 43fdb1f1 163 days ago

wizardengineer force pushed to 1a0a014b 163 days ago

arsenm commented on 2026-05-15

wizardengineer force-pushed the users/wizardengineer/ct-select-core branch from 43fdb1f1 to cd05c6b2 90 days ago

wizardengineer force pushed from 1a0a014b to 4bb4a4b9 90 days ago

[ConstantTime][LLVM] Add llvm.ct.select intrinsic with generic Select…

4ddf93a0

[LLVM][CodeGen] Improve CTSELECT fallback lowering and target suppor…

5fb4e10b

[LLVM][ConstantTime] Strengthen constant-time handling of CTSELECT in…

8c269828

[LangRef][ConstantTime] Add documentation for llvm.ct.select.* consta…

daa3d866

[ConstantTime] Changed CTSELECT instances to CT_SELECT

45e48175

[ConstantTime] Fix CT_SELECT expansion to preserve constant-time guar…

c50c8174

[ConstantTime] Move ct.select lowering to legalizer; misc fixes

07d2d00d

wizardengineer force-pushed the users/wizardengineer/ct-select-core branch from cd05c6b2 to 20a9fe14 87 days ago

wizardengineer force-pushed the users/wizardengineer/ct-select-core branch from 20a9fe14 to 07d2d00d 87 days ago

[ConstantTime] Reword comments and LangRef doc

323dd094

[ConstantTime][Clang] Add __builtin_ct_select for constant-time selec…

4a82a13a

[ConstantTime][Clang] Split __builtin_ct_select tests; expand coverag…

ee350427

wizardengineer force pushed from 4bb4a4b9 to ee350427 87 days ago

wizardengineer force-pushed the users/wizardengineer/ct-select-core branch from 323dd094 to f4383a33 29 days ago

wizardengineer requested a review from

nikic 29 days ago

kumarak force-pushed the users/wizardengineer/ct-select-core branch from f4383a33 to e8f8ca55 10 days ago

Reviewers

arsenm

efriedma-quic

kumarak

nikic

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llvm-project [ConstantTime][Clang] Add __builtin_ct_select for constant-time selection #166703 Open

[ConstantTime][Clang] Add __builtin_ct_select for constant-time selection #166703

llvm-project
[ConstantTime][Clang] Add __builtin_ct_select for constant-time selection
#166703

Open