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| author | Christopher Faylor <me+cygwin@cgf.cx> | 2000-02-17 19:39:46 +0000 |
|---|---|---|
| committer | Christopher Faylor <me+cygwin@cgf.cx> | 2000-02-17 19:39:46 +0000 |
| commit | 43b55bace5fad27af5da7a99784667363b92c45d (patch) | |
| tree | 17fe82f6ba0d93b76d10dd73d4945ab81b69db40 /newlib/libc/machine/mn10300/strchr.S | |
| parent | 8dabd7496a9eeaca2a7180c0a176059ba9229bb2 (diff) | |
| download | gdb-43b55bace5fad27af5da7a99784667363b92c45d.tar.gz | |
import newlib-2000-02-17 snapshotnewlib-2000-02-17SNAPSHOT
Diffstat (limited to 'newlib/libc/machine/mn10300/strchr.S')
| -rw-r--r-- | newlib/libc/machine/mn10300/strchr.S | 88 |
1 files changed, 88 insertions, 0 deletions
diff --git a/newlib/libc/machine/mn10300/strchr.S b/newlib/libc/machine/mn10300/strchr.S new file mode 100644 index 00000000000..aa4799091c4 --- /dev/null +++ b/newlib/libc/machine/mn10300/strchr.S @@ -0,0 +1,88 @@ + .file "strchr.S" + + .section .text + .global _strchr + .type _strchr,@function +_strchr: + movm [d2,d3,a2,a3],(sp) + add -12,sp + mov d0,a1 + movbu d1,(7,sp) +#ifndef __OPTIMIZE_SIZE__ + btst 3,d0 + bne .L20 + clr d0 +.L24: + setlb + mov sp,a2 + mov d0,d3 + add d3,a2 + mov a2,a0 + add 12,a0 + movbu (7,sp),d3 + movbu d3,(-4,a0) + inc d0 + cmp 3,d0 + lls + mov a1,a0 + mov -16843009,a1 + mov (a0),d2 + mov a1,d1 + add d2,d1 + mov d2,d0 + not d0 + and d0,d1 + mov -2139062144,d3 + mov d3,(0,sp) + btst -2139062144,d1 + bne .L27 + jmp .L38 +.L28: + inc4 a0 + mov (a0),d2 + mov a1,d1 + add d2,d1 + mov d2,d0 + not d0 + and d0,d1 + mov (0,sp),d3 + and d3,d1 + bne .L27 +.L38: + mov (8,sp),d0 + xor d2,d0 + mov a1,d1 + add d0,d1 + not d0 + and d0,d1 + and d3,d1 + beq .L28 +.L27: + mov a0,a1 +#endif +.L20: + movbu (a1),d0 + cmp 0,d0 + beq .L32 + movbu (7,sp),d1 +.L35: + setlb + cmp d1,d0 + beq .L36 + inc a1 + movbu (a1),d0 + cmp 0,d0 + lne +.L32: + movbu (7,sp),d0 + movbu (a1),d3 + cmp d0,d3 + beq .L36 + mov 0,a0 + jmp .L37 +.L36: + mov a1,a0 +.L37: + ret [d2,d3,a2,a3],28 +.Lfe1: + .size _strchr,.Lfe1-_strchr |