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[libc][math][c++23] Add {modf,remainder,remquo}bf16 math functions #154652

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Merged
merged 34 commits into from
Aug 27, 2025
Merged

[libc][math][c++23] Add {modf,remainder,remquo}bf16 math functions #154652

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b58785d
feat: implement {,u}fromfp{,x}bf16 math functions
krishna2803 Aug 16, 2025
0a2b527
chore: add tests for {,u}fromfp{,x}bf16 math functions
krishna2803 Aug 16, 2025
baaf0e0
chore: update entrypoints
krishna2803 Aug 16, 2025
733f4f1
chore: update docs
krishna2803 Aug 16, 2025
4a80312
feat: implement next{after,down,toward,up}bf16 math functions
krishna2803 Aug 17, 2025
446e637
chore: add smoke tests for next{after,down,toward,up}bf16 math functions
krishna2803 Aug 17, 2025
a98b928
chore: update entrypoints
krishna2803 Aug 17, 2025
12f1923
docs: add next{after,down,toward,up}bf16 math functions
krishna2803 Aug 17, 2025
6f8d84d
feat: implement {get,set}payloadbf16 and setpayloadsigbf16 math funct…
krishna2803 Aug 17, 2025
c8f4380
chore: implement smoke tests for {get,set}payloadbf16 and setpayloads…
krishna2803 Aug 17, 2025
8ea9354
fix: add correct static_cast for fputil::getpload for bfloat16
krishna2803 Aug 17, 2025
fc2b6eb
chore: update entrypoints
krishna2803 Aug 17, 2025
70e4463
docs: add {get,set}payloadbf16 and setpayloadsigbf16 math functions
krishna2803 Aug 17, 2025
ea9625e
feat: implement nanbf16 math function
krishna2803 Aug 17, 2025
ae0e616
chore: add smoke tests for nanbf16 math function
krishna2803 Aug 17, 2025
27364c5
chore: update entrypoints
krishna2803 Aug 17, 2025
250cfea
docs: add nanbf16
krishna2803 Aug 17, 2025
832bbc6
feat: implement {frexp,ilogb,ldexp,llogb,logb}bf16 math functions
krishna2803 Aug 19, 2025
a08faab
chore: add smoke tests for {frexp,ilogb,ldexp,llogb,logb}bf16 math fu…
krishna2803 Aug 19, 2025
5fb2a5c
chore: update entrypoints
krishna2803 Aug 19, 2025
5f0ab92
fix: infinite recursion and tests
krishna2803 Aug 19, 2025
49dc65d
docs: add {frexp,ilogb,ldexp,llogb,logb}bf16 math functions
krishna2803 Aug 19, 2025
fc5e215
feat: implement {modf,remainder,remquo}bf16 math functions
krishna2803 Aug 19, 2025
d0e8c83
chore: add smoke tests for {modf,remainder,remquo}bf16 math functions
krishna2803 Aug 19, 2025
7711efd
chore: update entrypoints
krishna2803 Aug 19, 2025
e52a7fa
docs: add {modf,remainder,remquo}bf16 math functions
krishna2803 Aug 19, 2025
25674ef
chore: remove fmodbf16 from CMakeLists.txt
krishna2803 Aug 20, 2025
2bf7920
fix: add cpp::min in LdExpTest.h
krishna2803 Aug 20, 2025
c1f2be2
merge: branch 'users/krishna2803/frexpbf16' into users/krishna2803/mo…
krishna2803 Aug 20, 2025
5a76e02
fix: nits
krishna2803 Aug 24, 2025
7284969
merge: branch 'main' into users/krishna2803/modfbf6
krishna2803 Aug 25, 2025
916c997
merge: branch 'main' into users/krishna2803/modfbf6
krishna2803 Aug 25, 2025
9130ec2
fix: entrypoints.txt
krishna2803 Aug 26, 2025
0de6843
nit: sort entrypoints
krishna2803 Aug 27, 2025
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13 changes: 8 additions & 5 deletions libc/config/baremetal/aarch64/entrypoints.txt
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -786,26 +786,29 @@ list(APPEND TARGET_LIBM_ENTRYPOINTS
libc.src.math.fminimum_mag_numbf16
libc.src.math.fminimum_numbf16
libc.src.math.frexpbf16
libc.src.math.llrintbf16
libc.src.math.llroundbf16
libc.src.math.lrintbf16
libc.src.math.lroundbf16
libc.src.math.fromfpbf16
libc.src.math.fromfpxbf16
libc.src.math.getpayloadbf16
libc.src.math.ilogbbf16
libc.src.math.ldexpbf16
libc.src.math.llogbbf16
libc.src.math.llrintbf16
libc.src.math.llroundbf16
libc.src.math.lrintbf16
libc.src.math.lroundbf16
libc.src.math.logbbf16
libc.src.math.modfbf16
libc.src.math.nanbf16
libc.src.math.nearbyintbf16
libc.src.math.nextafterbf16
libc.src.math.nextdownbf16
libc.src.math.nexttowardbf16
libc.src.math.nextupbf16
libc.src.math.remainderbf16
libc.src.math.remquobf16
libc.src.math.rintbf16
libc.src.math.roundbf16
libc.src.math.roundevenbf16
libc.src.math.rintbf16
libc.src.math.setpayloadbf16
libc.src.math.setpayloadsigbf16
libc.src.math.truncbf16
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13 changes: 8 additions & 5 deletions libc/config/baremetal/arm/entrypoints.txt
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -789,26 +789,29 @@ list(APPEND TARGET_LIBM_ENTRYPOINTS
libc.src.math.fminimum_mag_numbf16
libc.src.math.fminimum_numbf16
libc.src.math.frexpbf16
libc.src.math.llrintbf16
libc.src.math.llroundbf16
libc.src.math.lrintbf16
libc.src.math.lroundbf16
libc.src.math.fromfpbf16
libc.src.math.fromfpxbf16
libc.src.math.getpayloadbf16
libc.src.math.ilogbbf16
libc.src.math.ldexpbf16
libc.src.math.llogbbf16
libc.src.math.llrintbf16
libc.src.math.llroundbf16
libc.src.math.lrintbf16
libc.src.math.lroundbf16
libc.src.math.logbbf16
libc.src.math.modfbf16
libc.src.math.nanbf16
libc.src.math.nearbyintbf16
libc.src.math.nextafterbf16
libc.src.math.nextdownbf16
libc.src.math.nexttowardbf16
libc.src.math.nextupbf16
libc.src.math.remainderbf16
libc.src.math.remquobf16
libc.src.math.rintbf16
libc.src.math.roundbf16
libc.src.math.roundevenbf16
libc.src.math.rintbf16
libc.src.math.setpayloadbf16
libc.src.math.setpayloadsigbf16
libc.src.math.truncbf16
Expand Down
13 changes: 8 additions & 5 deletions libc/config/baremetal/riscv/entrypoints.txt
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -789,26 +789,29 @@ list(APPEND TARGET_LIBM_ENTRYPOINTS
libc.src.math.fminimum_mag_numbf16
libc.src.math.fminimum_numbf16
libc.src.math.frexpbf16
libc.src.math.llrintbf16
libc.src.math.llroundbf16
libc.src.math.lrintbf16
libc.src.math.lroundbf16
libc.src.math.fromfpbf16
libc.src.math.fromfpxbf16
libc.src.math.getpayloadbf16
libc.src.math.ilogbbf16
libc.src.math.ldexpbf16
libc.src.math.llogbbf16
libc.src.math.llrintbf16
libc.src.math.llroundbf16
libc.src.math.lrintbf16
libc.src.math.lroundbf16
libc.src.math.logbbf16
libc.src.math.modfbf16
libc.src.math.nanbf16
libc.src.math.nearbyintbf16
libc.src.math.nextafterbf16
libc.src.math.nextdownbf16
libc.src.math.nexttowardbf16
libc.src.math.nextupbf16
libc.src.math.remainderbf16
libc.src.math.remquobf16
libc.src.math.rintbf16
libc.src.math.roundbf16
libc.src.math.roundevenbf16
libc.src.math.rintbf16
libc.src.math.setpayloadbf16
libc.src.math.setpayloadsigbf16
libc.src.math.truncbf16
Expand Down
13 changes: 8 additions & 5 deletions libc/config/darwin/aarch64/entrypoints.txt
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -619,26 +619,29 @@ list(APPEND TARGET_LIBM_ENTRYPOINTS
libc.src.math.fminimum_mag_numbf16
libc.src.math.fminimum_numbf16
libc.src.math.frexpbf16
libc.src.math.llrintbf16
libc.src.math.llroundbf16
libc.src.math.lrintbf16
libc.src.math.lroundbf16
libc.src.math.fromfpbf16
libc.src.math.fromfpxbf16
libc.src.math.getpayloadbf16
libc.src.math.ilogbbf16
libc.src.math.ldexpbf16
libc.src.math.llogbbf16
libc.src.math.llrintbf16
libc.src.math.llroundbf16
libc.src.math.lrintbf16
libc.src.math.lroundbf16
libc.src.math.logbbf16
libc.src.math.modfbf16
libc.src.math.nanbf16
libc.src.math.nearbyintbf16
libc.src.math.nextafterbf16
libc.src.math.nextdownbf16
libc.src.math.nexttowardbf16
libc.src.math.nextupbf16
libc.src.math.remainderbf16
libc.src.math.remquobf16
libc.src.math.rintbf16
libc.src.math.roundbf16
libc.src.math.roundevenbf16
libc.src.math.rintbf16
libc.src.math.setpayloadbf16
libc.src.math.setpayloadsigbf16
libc.src.math.truncbf16
Expand Down
13 changes: 8 additions & 5 deletions libc/config/darwin/x86_64/entrypoints.txt
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -262,26 +262,29 @@ list(APPEND TARGET_LIBM_ENTRYPOINTS
libc.src.math.fminimum_mag_numbf16
libc.src.math.fminimum_numbf16
libc.src.math.frexpbf16
libc.src.math.llrintbf16
libc.src.math.llroundbf16
libc.src.math.lrintbf16
libc.src.math.lroundbf16
libc.src.math.fromfpbf16
libc.src.math.fromfpxbf16
libc.src.math.getpayloadbf16
libc.src.math.ilogbbf16
libc.src.math.ldexpbf16
libc.src.math.llogbbf16
libc.src.math.llrintbf16
libc.src.math.llroundbf16
libc.src.math.lrintbf16
libc.src.math.lroundbf16
libc.src.math.logbbf16
libc.src.math.modfbf16
libc.src.math.nanbf16
libc.src.math.nearbyintbf16
libc.src.math.nextafterbf16
libc.src.math.nextdownbf16
libc.src.math.nexttowardbf16
libc.src.math.nextupbf16
libc.src.math.remainderbf16
libc.src.math.remquobf16
libc.src.math.rintbf16
libc.src.math.roundbf16
libc.src.math.roundevenbf16
libc.src.math.rintbf16
libc.src.math.setpayloadbf16
libc.src.math.setpayloadsigbf16
libc.src.math.truncbf16
Expand Down
13 changes: 8 additions & 5 deletions libc/config/gpu/amdgpu/entrypoints.txt
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -645,26 +645,29 @@ list(APPEND TARGET_LIBM_ENTRYPOINTS
libc.src.math.fminimum_mag_numbf16
libc.src.math.fminimum_numbf16
libc.src.math.frexpbf16
libc.src.math.llrintbf16
libc.src.math.llroundbf16
libc.src.math.lrintbf16
libc.src.math.lroundbf16
libc.src.math.fromfpbf16
libc.src.math.fromfpxbf16
libc.src.math.getpayloadbf16
libc.src.math.ilogbbf16
libc.src.math.ldexpbf16
libc.src.math.llogbbf16
libc.src.math.llrintbf16
libc.src.math.llroundbf16
libc.src.math.lrintbf16
libc.src.math.lroundbf16
libc.src.math.logbbf16
libc.src.math.modfbf16
libc.src.math.nanbf16
libc.src.math.nearbyintbf16
libc.src.math.nextafterbf16
libc.src.math.nextdownbf16
libc.src.math.nexttowardbf16
libc.src.math.nextupbf16
libc.src.math.remainderbf16
libc.src.math.remquobf16
libc.src.math.rintbf16
libc.src.math.roundbf16
libc.src.math.roundevenbf16
libc.src.math.rintbf16
libc.src.math.setpayloadbf16
libc.src.math.setpayloadsigbf16
libc.src.math.truncbf16
Expand Down
13 changes: 8 additions & 5 deletions libc/config/gpu/nvptx/entrypoints.txt
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -647,26 +647,29 @@ list(APPEND TARGET_LIBM_ENTRYPOINTS
libc.src.math.fminimum_mag_numbf16
libc.src.math.fminimum_numbf16
libc.src.math.frexpbf16
libc.src.math.llrintbf16
libc.src.math.llroundbf16
libc.src.math.lrintbf16
libc.src.math.lroundbf16
libc.src.math.fromfpbf16
libc.src.math.fromfpxbf16
libc.src.math.getpayloadbf16
libc.src.math.ilogbbf16
libc.src.math.ldexpbf16
libc.src.math.llogbbf16
libc.src.math.llrintbf16
libc.src.math.llroundbf16
libc.src.math.lrintbf16
libc.src.math.lroundbf16
libc.src.math.logbbf16
libc.src.math.modfbf16
libc.src.math.nanbf16
libc.src.math.nearbyintbf16
libc.src.math.nextafterbf16
libc.src.math.nextdownbf16
libc.src.math.nexttowardbf16
libc.src.math.nextupbf16
libc.src.math.remainderbf16
libc.src.math.remquobf16
libc.src.math.rintbf16
libc.src.math.roundbf16
libc.src.math.roundevenbf16
libc.src.math.rintbf16
libc.src.math.setpayloadbf16
libc.src.math.setpayloadsigbf16
libc.src.math.truncbf16
Expand Down
13 changes: 8 additions & 5 deletions libc/config/linux/aarch64/entrypoints.txt
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -874,26 +874,29 @@ list(APPEND TARGET_LIBM_ENTRYPOINTS
libc.src.math.fminimum_mag_numbf16
libc.src.math.fminimum_numbf16
libc.src.math.frexpbf16
libc.src.math.llrintbf16
libc.src.math.llroundbf16
libc.src.math.lrintbf16
libc.src.math.lroundbf16
libc.src.math.fromfpbf16
libc.src.math.fromfpxbf16
libc.src.math.getpayloadbf16
libc.src.math.ilogbbf16
libc.src.math.ldexpbf16
libc.src.math.llogbbf16
libc.src.math.llrintbf16
libc.src.math.llroundbf16
libc.src.math.lrintbf16
libc.src.math.lroundbf16
libc.src.math.logbbf16
libc.src.math.modfbf16
libc.src.math.nanbf16
libc.src.math.nearbyintbf16
libc.src.math.nextafterbf16
libc.src.math.nextdownbf16
libc.src.math.nexttowardbf16
libc.src.math.nextupbf16
libc.src.math.remainderbf16
libc.src.math.remquobf16
libc.src.math.rintbf16
libc.src.math.roundbf16
libc.src.math.roundevenbf16
libc.src.math.rintbf16
libc.src.math.setpayloadbf16
libc.src.math.setpayloadsigbf16
libc.src.math.truncbf16
Expand Down
13 changes: 8 additions & 5 deletions libc/config/linux/arm/entrypoints.txt
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -489,26 +489,29 @@ list(APPEND TARGET_LIBM_ENTRYPOINTS
libc.src.math.fminimum_mag_numbf16
libc.src.math.fminimum_numbf16
libc.src.math.frexpbf16
libc.src.math.llrintbf16
libc.src.math.llroundbf16
libc.src.math.lrintbf16
libc.src.math.lroundbf16
libc.src.math.fromfpbf16
libc.src.math.fromfpxbf16
libc.src.math.getpayloadbf16
libc.src.math.ilogbbf16
libc.src.math.ldexpbf16
libc.src.math.llogbbf16
libc.src.math.llrintbf16
libc.src.math.llroundbf16
libc.src.math.lrintbf16
libc.src.math.lroundbf16
libc.src.math.logbbf16
libc.src.math.modfbf16
libc.src.math.nanbf16
libc.src.math.nearbyintbf16
libc.src.math.nextafterbf16
libc.src.math.nextdownbf16
libc.src.math.nexttowardbf16
libc.src.math.nextupbf16
libc.src.math.remainderbf16
libc.src.math.remquobf16
libc.src.math.rintbf16
libc.src.math.roundbf16
libc.src.math.roundevenbf16
libc.src.math.rintbf16
libc.src.math.setpayloadbf16
libc.src.math.setpayloadsigbf16
libc.src.math.truncbf16
Expand Down
13 changes: 8 additions & 5 deletions libc/config/linux/riscv/entrypoints.txt
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -892,26 +892,29 @@ list(APPEND TARGET_LIBM_ENTRYPOINTS
libc.src.math.fminimum_mag_numbf16
libc.src.math.fminimum_numbf16
libc.src.math.frexpbf16
libc.src.math.llrintbf16
libc.src.math.llroundbf16
libc.src.math.lrintbf16
libc.src.math.lroundbf16
libc.src.math.fromfpbf16
libc.src.math.fromfpxbf16
libc.src.math.getpayloadbf16
libc.src.math.ilogbbf16
libc.src.math.ldexpbf16
libc.src.math.llogbbf16
libc.src.math.llrintbf16
libc.src.math.llroundbf16
libc.src.math.lrintbf16
libc.src.math.lroundbf16
libc.src.math.logbbf16
libc.src.math.modfbf16
libc.src.math.nanbf16
libc.src.math.nearbyintbf16
libc.src.math.nextafterbf16
libc.src.math.nextdownbf16
libc.src.math.nexttowardbf16
libc.src.math.nextupbf16
libc.src.math.remainderbf16
libc.src.math.remquobf16
libc.src.math.rintbf16
libc.src.math.roundbf16
libc.src.math.roundevenbf16
libc.src.math.rintbf16
libc.src.math.setpayloadbf16
libc.src.math.setpayloadsigbf16
libc.src.math.truncbf16
Expand Down
13 changes: 8 additions & 5 deletions libc/config/linux/x86_64/entrypoints.txt
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -925,26 +925,29 @@ list(APPEND TARGET_LIBM_ENTRYPOINTS
libc.src.math.fminimum_mag_numbf16
libc.src.math.fminimum_numbf16
libc.src.math.frexpbf16
libc.src.math.llrintbf16
libc.src.math.llroundbf16
libc.src.math.lrintbf16
libc.src.math.lroundbf16
libc.src.math.fromfpbf16
libc.src.math.fromfpxbf16
libc.src.math.getpayloadbf16
libc.src.math.ilogbbf16
libc.src.math.ldexpbf16
libc.src.math.llogbbf16
libc.src.math.llrintbf16
libc.src.math.llroundbf16
libc.src.math.lrintbf16
libc.src.math.lroundbf16
libc.src.math.logbbf16
libc.src.math.modfbf16
libc.src.math.nanbf16
libc.src.math.nearbyintbf16
libc.src.math.nextafterbf16
libc.src.math.nextdownbf16
libc.src.math.nexttowardbf16
libc.src.math.nextupbf16
libc.src.math.remainderbf16
libc.src.math.remquobf16
libc.src.math.rintbf16
libc.src.math.roundbf16
libc.src.math.roundevenbf16
libc.src.math.rintbf16
libc.src.math.setpayloadbf16
libc.src.math.setpayloadsigbf16
libc.src.math.truncbf16
Expand Down
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