[PATCH v2 07/11] RISC-V: memcpy() size optimized version: Replace lb with lbu
m fally <[email protected]>
| Newsgroups | gmane.comp.lib.newlib |
|---|---|
| Message-ID | <[email protected]> |
From: Mahmoud Abumandour <[email protected]> Replace lb with lbu to avoid unnecessary sign extension. Reviewed-by: Christian Herber <[email protected]> Signed-off-by: Mahmoud Abumandour <[email protected]> --- newlib/libc/machine/riscv/memcpy-asm.S | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/newlib/libc/machine/riscv/memcpy-asm.S b/newlib/libc/machine/riscv/memcpy-asm.S index 5571e4704..d05ff5055 100644 --- a/newlib/libc/machine/riscv/memcpy-asm.S +++ b/newlib/libc/machine/riscv/memcpy-asm.S @@ -18,7 +18,7 @@ memcpy: beqz a2, 2f 1: - lb t2, 0(a1) + lbu t2, 0(a1) sb t2, 0(t1) add a2, a2, -1 add t1, t1, 1 -- 2.49.0