CONFIG_OPT_LIB_ASM: Optimized lib function ASM

General informations

The Linux kernel configuration item CONFIG_OPT_LIB_ASM has multiple definitions:

Optimized lib function ASM found in arch/microblaze/Kconfig.platform

The configuration item CONFIG_OPT_LIB_ASM:

• prompt: Optimized lib function ASM
• type: bool
• depends on: ( CONFIG_OPT_LIB_FUNCTION && ( CONFIG_XILINX_MICROBLAZE0_USE_BARREL = CONFIG_1 )) && ( CONFIG_CPU_BIG_ENDIAN )
• defined in arch/microblaze/Kconfig.platform
• found in Linux kernels: 6.18-rc+HEAD

Help text

Turns on optimized library functions (memcpy and memmove). They are written in assembly.

Optimalized lib function ASM found in arch/microblaze/Kconfig.platform

The configuration item CONFIG_OPT_LIB_ASM:

• prompt: Optimalized lib function ASM
• type: bool
• depends on: ( CONFIG_OPT_LIB_FUNCTION && ( CONFIG_XILINX_MICROBLAZE0_USE_BARREL = CONFIG_1 )) && ( CONFIG_CPU_BIG_ENDIAN )
• defined in arch/microblaze/Kconfig.platform
• found in Linux kernels: 3.15–3.19, 4.0–4.20, 5.0–5.19, 6.0–6.17

Help text

Allows turn on optimalized library function (memcpy and memmove). Function are written in asm code.

Optimalized lib function ASM found in arch/microblaze/platform/Kconfig.platform

The configuration item CONFIG_OPT_LIB_ASM:

• prompt: Optimalized lib function ASM
• type: bool
• depends on: CONFIG_OPT_LIB_FUNCTION && ( CONFIG_XILINX_MICROBLAZE0_USE_BARREL = CONFIG_1 )
• defined in arch/microblaze/platform/Kconfig.platform
• found in Linux kernels: 2.6.30–2.6.39, 3.0–3.14

Help text

Allows turn on optimalized library function (memcpy and memmove). Function are written in asm code.

Hardware

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The data is retrived from:

• Linux kernel
• Linux Kernel Driver DataBase (LKDDb)

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