Skip to content

[libc] Move long double table option to new config #66151

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
michaelrj-google merged 2 commits into from
Sep 13, 2023
Merged

[libc] Move long double table option to new config #66151

Show file tree
Hide file tree
Changes from 1 commit
Commits
Show all changes
2 commits
Select commit Hold shift + click to select a range
4546cbb
[libc] Move long double table option to new config
michaelrj-google Sep 12, 2023
9ee9cc4
Auto-update configure.rst
michaelrj-google Sep 13, 2023
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
3 changes: 3 additions & 0 deletions libc/config/baremetal/config.json
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -8,6 +8,9 @@
},
"LIBC_CONF_PRINTF_DISABLE_WRITE_INT": {
"value": true
},
"LIBC_CONF_PRINTF_FLOAT_TO_STR_USE_MEGA_LONG_DOUBLE_TABLE": {
"value": false
}
}
}
4 changes: 4 additions & 0 deletions libc/config/config.json
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -11,6 +11,10 @@
"LIBC_CONF_PRINTF_DISABLE_WRITE_INT": {
"value": false,
"doc": "Disable handling of %n in printf format string."
},
"LIBC_CONF_PRINTF_FLOAT_TO_STR_USE_MEGA_LONG_DOUBLE_TABLE": {
"value": true,
"doc": "Use large table for better printf long double performance."
}
}
}
3 changes: 3 additions & 0 deletions libc/src/stdio/CMakeLists.txt
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -363,6 +363,9 @@ endif()
if(LIBC_CONF_PRINTF_DISABLE_WRITE_INT)
list(APPEND printf_copts "-DLIBC_COPT_PRINTF_DISABLE_WRITE_INT")
endif()
if(LIBC_CONF_PRINTF_FLOAT_TO_STR_USE_MEGA_LONG_DOUBLE_TABLE)
list(APPEND printf_copts "-DLIBC_COPT_FLOAT_TO_STR_USE_MEGA_LONG_DOUBLE_TABLE")
endif()

if(LLVM_LIBC_FULL_BUILD)
list(APPEND printf_deps
Expand Down
1 change: 0 additions & 1 deletion libc/src/stdio/printf_core/CMakeLists.txt
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -92,7 +92,6 @@ add_object_library(
libc.src.__support.integer_to_string
libc.src.__support.float_to_string
COMPILE_OPTIONS
-DLIBC_COPT_FLOAT_TO_STR_USE_MEGA_LONG_DOUBLE_TABLE
${printf_copts}
)

Expand Down