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| author | Taru Karttunen <taruti@taruti.net> | 2011-03-30 15:46:40 +0300 |
|---|---|---|
| committer | Taru Karttunen <taruti@taruti.net> | 2011-03-30 15:46:40 +0300 |
| commit | e5888a1ffdae813d7575f5fb02275c6bb07e5199 (patch) | |
| tree | d8d51eac403f07814b9e936eed0c9a79195e2450 /sys/src/ape/lib/ap/power/strcmp.s | |
Import sources from 2011-03-30 iso image
Diffstat (limited to 'sys/src/ape/lib/ap/power/strcmp.s')
| -rwxr-xr-x | sys/src/ape/lib/ap/power/strcmp.s | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/sys/src/ape/lib/ap/power/strcmp.s b/sys/src/ape/lib/ap/power/strcmp.s new file mode 100755 index 000000000..0aef5b29c --- /dev/null +++ b/sys/src/ape/lib/ap/power/strcmp.s @@ -0,0 +1,21 @@ +TEXT strcmp(SB), $0 + + MOVW s2+4(FP), R4 + + SUB $1, R3 + SUB $1, R4 +l1: + MOVBZU 1(R3), R5 + MOVBZU 1(R4), R6 + CMP R5, R6 + BNE ne + CMP R5, $0 + BNE l1 + MOVW $0, R3 + RETURN +ne: + MOVW $1, R3 + BGT ret + MOVW $-1, R3 +ret: + RETURN |