diff options
Diffstat (limited to 'apps/ex4.subx')
-rw-r--r-- | apps/ex4.subx | 39 |
1 files changed, 0 insertions, 39 deletions
diff --git a/apps/ex4.subx b/apps/ex4.subx deleted file mode 100644 index 72f03254..00000000 --- a/apps/ex4.subx +++ /dev/null @@ -1,39 +0,0 @@ -# Read a character from stdin, save it to a global, write it to stdout. -# -# To run: -# $ ./bootstrap translate init.linux apps/ex4.subx -o apps/ex4 -# $ ./bootstrap run apps/ex4 - -== data - -# the global variable we save to -X: - 0/imm32 # space for read() to write to - -== code - -Entry: -# read(stdin, X, 1) -# . fd = 0 (stdin) -bb/copy-to-ebx 0/imm32 -# . data = X (location to write result to) -b9/copy-to-ecx X/imm32 -# . size = 1 character -ba/copy-to-edx 1/imm32 -# . syscall -e8/call syscall_read/disp32 - -# write(stdout, X, 1) -# . fd = 1 (stdout) -bb/copy-to-ebx 1/imm32 -# . initialize X (location to read from) -b9/copy-to-ecx X/imm32 -# . size = 1 character -ba/copy-to-edx 1/imm32 -# . syscall -e8/call syscall_write/disp32 - -# exit(ebx) -e8/call syscall_exit/disp32 - -# . . vim:nowrap:textwidth=0 |