diff options
Diffstat (limited to 'rgo/src/streq.S')
| -rw-r--r-- | rgo/src/streq.S | 30 |
1 files changed, 15 insertions, 15 deletions
diff --git a/rgo/src/streq.S b/rgo/src/streq.S index f530d54..8969e41 100644 --- a/rgo/src/streq.S +++ b/rgo/src/streq.S @@ -15,26 +15,26 @@ .global rgo_streq rgo_streq: -#if defined(__x86_64__) /* - rdi: char const * lstr - rsi: char const * rstr + char const * lstr + char const * rstr */ - /* rdx: Address of the current input character. */ - movq %rdi,%rdx - /* rcx: Address of the current output character. */ - movq %rsi,%rcx - /* r8b: Current input character. */ - /* r9b: Current output character. */ +#if defined(__x86_64__) + /* rax: Address of the current input character. */ + movq %rdi,%rax + /* rsi: Address of the current output character. */ + movq %rsi,%rsi + /* rdx: Current input character. */ + /* rcx: Current output character. */ .loop: - movb (%rdx),%r8b - movb (%rcx),%r9b - cmpb %r8b,%r9b + movb (%rax),%dl + movb (%rsi),%cl + cmpb %dl,%cl jne .neq - testb %r8b,%r8b /* Check if we have reached the null-terminator. */ + testb %dl,%dl /* Check if we have reached the null-terminator. */ jz .eq - incq %rdx - incq %rcx + incq %rax + incq %rsi jmp .loop .eq: mov $0x1,%rax |