From c07f73e75427c6a7fdea4cba703b915b492ef111 Mon Sep 17 00:00:00 2001 From: Guillaume Chatelet Date: Fri, 10 Nov 2023 16:45:36 +0100 Subject: [PATCH] [libc] Update configure.rst after config.json modification (#71942) The update is automatically generated from `config/config.json`. --- libc/docs/configure.rst | 1 + 1 file changed, 1 insertion(+) diff --git a/libc/docs/configure.rst b/libc/docs/configure.rst index 0a1b3ea87a21..9997dde6cf89 100644 --- a/libc/docs/configure.rst +++ b/libc/docs/configure.rst @@ -31,4 +31,5 @@ to learn about the defaults for your platform and target. - ``LIBC_CONF_PRINTF_DISABLE_WRITE_INT``: Disable handling of %n in printf format string. - ``LIBC_CONF_PRINTF_FLOAT_TO_STR_USE_MEGA_LONG_DOUBLE_TABLE``: Use large table for better printf long double performance. * **"string" options** + - ``LIBC_CONF_MEMSET_X86_USE_SOFTWARE_PREFETCHING``: Inserts prefetch for write instructions (PREFETCHW) for memset on x86 to recover performance when hardware prefetcher is disabled. - ``LIBC_CONF_STRING_UNSAFE_WIDE_READ``: Read more than a byte at a time to perform byte-string operations like strlen.