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| author | PikalaxALT <pikalaxalt@gmail.com> | 2018-01-03 17:39:24 -0700 |
|---|---|---|
| committer | PikalaxALT <pikalaxalt@gmail.com> | 2018-01-03 17:39:24 -0700 |
| commit | a6c1ed4716cf02626ea035beb6dd4a921642ba80 (patch) | |
| tree | ef582c1b52819e27bdd16097ec03b69799d04ede /newlib/libc/machine/h8300/memcpy.S | |
| parent | f6c9a624fa8a6878a7fb2b02f55e4990a20feb59 (diff) | |
Use libc from agbcc instead of standalone newlib\nYou must have AGBCC commit 80d029caec189587f8b9294b6c8a5a489b8f5f88 in order to compile pmd_red.gbalibc
Diffstat (limited to 'newlib/libc/machine/h8300/memcpy.S')
| -rw-r--r-- | newlib/libc/machine/h8300/memcpy.S | 48 |
1 files changed, 0 insertions, 48 deletions
diff --git a/newlib/libc/machine/h8300/memcpy.S b/newlib/libc/machine/h8300/memcpy.S deleted file mode 100644 index 3465ce5..0000000 --- a/newlib/libc/machine/h8300/memcpy.S +++ /dev/null @@ -1,48 +0,0 @@ -#include "defines.h" - -#ifdef __H8300H__ - .h8300h -#endif - -#ifdef __H8300S__ - .h8300s -#endif - - .global _memcpy -_memcpy: -; MOVP @(2/4,r7),A0P ; dst -; MOVP @(4/8,r7),A1P ; src -; MOVP @(6/12,r7),A2P ; len - - MOVP A0P,A3P ; keep copy of final dst - ADDP A2P,A0P ; point to end of dst - CMPP A0P,A3P ; see if anything to do - beq quit - - ADDP A2P,A1P ; point to end of src - - ; lets see if we can do this in words - or A0L,A2L ; or in the dst address - or A3L,A2L ; or the length - or A1L,A2L ; or the src address - btst #0,A2L ; see if the lsb is zero - bne byteloop - -wordloop: - subs #2,A1P ; point to word - mov.w @A1P,A2 ; get word - mov.w A2,@-A0P ; save word - CMPP A0P,A3P ; at the front again ? - bne wordloop - rts - -byteloop: - subs #1,A1P ; point to byte - mov.b @A1P,A2L ; get byte - mov.b A2L,@-A0P ; save byte - CMPP A0P,A3P ; at the front again ? - bne byteloop - - ; return with A0 pointing to dst -quit: rts - |