fortrangoingonforty/armfortas / 3ed9c10

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Restore automatic snake movement

Authored by mfwolffe <wolffemf@dukes.jmu.edu>
SHA
3ed9c104a6039a9e93360be97ba4ddf488b9ca26
Parents
a699045
Tree
6b7088c

1 changed file

StatusFile+-
M sample_programs/16_snake_live.s 3 12
sample_programs/16_snake_live.smodified
@@ -42,15 +42,6 @@ _main:
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     ldr x10, [x9]
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     ldr x10, [x9]
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     cbnz x10, .Lfinish
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     cbnz x10, .Lfinish
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-    adrp x9, _snake_dir_x@PAGE
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-    add x9, x9, _snake_dir_x@PAGEOFF
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-    ldr x10, [x9]
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-    adrp x9, _snake_dir_y@PAGE
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-    add x9, x9, _snake_dir_y@PAGEOFF
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-    ldr x11, [x9]
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-    orr x10, x10, x11
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-    cbz x10, .Lgame_loop
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-
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     bl advance_game
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     bl advance_game
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     bl draw_frame
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     bl draw_frame
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@@ -352,7 +343,7 @@ init_game:
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     adrp x9, _snake_dir_x@PAGE
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     adrp x9, _snake_dir_x@PAGE
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     add x9, x9, _snake_dir_x@PAGEOFF
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     add x9, x9, _snake_dir_x@PAGEOFF
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-    mov x10, #0
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+    mov x10, #1
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     str x10, [x9]
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     str x10, [x9]
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     adrp x9, _snake_dir_y@PAGE
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     adrp x9, _snake_dir_y@PAGE
@@ -803,7 +794,7 @@ draw_frame:
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     adrp x0, _controls_line@PAGE
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     adrp x0, _controls_line@PAGE
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     add x0, x0, _controls_line@PAGEOFF
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     add x0, x0, _controls_line@PAGEOFF
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-    mov x1, #37
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+    mov x1, #31
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     bl write_stdout
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     bl write_stdout
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     adrp x0, _crlf@PAGE
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     adrp x0, _crlf@PAGE
@@ -908,7 +899,7 @@ _border_line:
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     .asciz "+----------------------------------------+"
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     .asciz "+----------------------------------------+"
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 _controls_line:
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 _controls_line:
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-    .asciz "Controls: W A S D start/move, q quits"
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+    .asciz "Controls: W A S D move, q quits"
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 _not_tty_msg:
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 _not_tty_msg:
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     .asciz "16_snake_live.s needs a real terminal (TTY)."
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     .asciz "16_snake_live.s needs a real terminal (TTY)."