[PATCH 00/12] newlib: RISC-V: Optimize memory and string functions for code size
m fally <[email protected]>
| Newsgroups | gmane.comp.lib.newlib |
|---|---|
| Message-ID | <[email protected]> |
This patch series optimizes the size-optimized versions of
memset(), memcpy(), memmove(), and strcmp() for the RISC-V port.
The majority of instructions in each function will now be compressed
when compiled with the C and (optionally) Zcb extensions.
This is the second patch series that is part of a three-month
mentorship to optimize de RISC-V port for speed and size.
Eric Salem (1):
RISC-V: memset() size optimized version: Use compressed registers
Mahmoud Abumandour (2):
RISC-V: memcpy() size optimized version: Replace lb with lbu
RISC-V: memcpy() size optimized version: Use compressed registers
m fally (8):
RISC-V: memmove() size optimized version: Use compressed register
RISC-V: memmove() size optimized version: Use compressed registers
only
RISC-V: memmove() size optimized version: Rename local labels
RISC-V: memmove() size optimized version: Add comments
RISC-V: memmove() size optimized version: Replace lb with lbu
RISC-V: memmove() size optimized version: Relax RAW dependency
RISC-V: memset() size optimized version: Rename local labels
RISC-V: Size optimized versions: Replace add with addi
puranikvinit (1):
RISC-V: strcmp() size optimized version: Use compressed registers
newlib/libc/machine/riscv/memcpy-asm.S | 12 +++++------
newlib/libc/machine/riscv/memmove.S | 28 +++++++++++++-------------
newlib/libc/machine/riscv/memset.S | 16 +++++++--------
newlib/libc/machine/riscv/strcmp.S | 17 ++++++++--------
4 files changed, 36 insertions(+), 37 deletions(-)
--
2.49.0