diff options
Diffstat (limited to 'example/samples/armt.S')
| -rw-r--r-- | example/samples/armt.S | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/example/samples/armt.S b/example/samples/armt.S new file mode 100644 index 00000000..c50075a6 --- /dev/null +++ b/example/samples/armt.S @@ -0,0 +1,27 @@ +memcpy: + PUSH {R0-R3, LR} + B test_end +loop: + LDRB R3, [R1] + STRB R3, [R0] + ADDS R0, R0, 1 + ADDS R1, R1, 1 + SUBS R2, R2, 1 +test_end: + CMP R2, 0 + BNE loop + POP {R0-R3, PC} +main: + PUSH {LR} + SUB SP, 0x100 + MOV R0, SP + ADD R1, PC, mystr-$+6 + MOV R0, R0 + EORS R2, R2 + ADDS R2, R2, 0x4 + BL memcpy + ADD SP, 0x100 + POP {PC} + +mystr: +.string "toto" |