diff options
Diffstat (limited to 'newasm/whitespace.s')
| -rw-r--r-- | newasm/whitespace.s | 21 |
1 files changed, 0 insertions, 21 deletions
diff --git a/newasm/whitespace.s b/newasm/whitespace.s deleted file mode 100644 index f4d8d9f..0000000 --- a/newasm/whitespace.s +++ /dev/null @@ -1,21 +0,0 @@ -.syntax unified -.cpu cortex-m0plus -.thumb - -.type whitespace, %function -.global whitespace - -// 1 unexpected char - -whitespace: - LDRB R0, [R1] // get a char - CMP R0, ' // space - BEQ 1f - MOVS R0, #1 // return code 1 (unexpected char) - BX LR -1: ADDS R1, 1 // consume the character - LDRB R0, [R1] // get another character - CMP R0, ' // check if space - BEQ 1b // if so keep getting chars - MOVS R0, #0 // return code 0 (success) - BX LR |