commit 1192038877397dc033e0476f01342fe5ee0e7cfc from: Sven M. Hallberg date: Sat Sep 10 22:51:37 2022 UTC add "hello world" test commit - 099e4c576c83e653f3220c05a8a471417a4de660 commit + 1192038877397dc033e0476f01342fe5ee0e7cfc blob - 13a99173dc639cb6e6c7906bd472fbe285d6e321 blob + 55f8bb36bfd2c127efdc8fdb585932865f1a4478 --- Makefile +++ Makefile @@ -1,7 +1,7 @@ CFLAGS += -Wall PROGS = hackem rom -ROMS = add.rom max.rom term0.rom term1.rom term2.rom +ROMS = add.rom max.rom term0.rom term1.rom term2.rom hello.rom .PHONY: all test clean all: ${PROGS} ${ROMS} blob - /dev/null blob + fdf6b15278c5829be6e013b99359e47338e568d1 (mode 644) --- /dev/null +++ hello.hack @@ -0,0 +1,98 @@ +# simplified "hello world": +# put out the characters "Hi\n" on the tape punch. + +# tape punch is mapped at address 0x7002 (28674), control word at 28675. + + + # jump to the beginning of the program: +0 000000000010100 # 0: @20 = MAIN +1 11 0 101010 000 111 # 1: 0;JMP + + +# +# PUTC: print character in R4, return to location in R3 +# + # (PUTC) + + # read control word until it becomes negative: +0 111000000000011 # 2: @28675 = 0x7003 +1 11 1 110000 010 000 # 3: D=M; +0 000000000000010 # 4: @2 = PUTC +1 11 0 001100 000 011 # 5: D;JGE + + # if bit 14 is set, terminate with error: +0 100000000000000 # 6: @16384 (0x4000 = 2^14) +1 11 0 000000 010 000 # 7: D=D&A; +0 000000000001101 # 8: @13 = CONT +1 11 0 001100 000 010 # 9: D;JEQ +1 11 0 111111 010 000 # 10: D=1; +0 000000000010011 # 11: @19 = END +1 11 0 101010 000 111 # 12: 0;JMP + # (CONT) + + # write R4 to 0x7002: +0 000000000000100 # 13: @4 +1 11 1 110000 010 000 # 14: D=M; +0 111000000000010 # 15: @28674 = 0x7002 +1 11 0 001100 001 000 # 16: M=D; + + # jump to return address stored in R3 +0 000000000000011 # 17: @3 +1 11 1 110000 100 111 # 18: A=M;JMP + + +# +# END: terminate (infinite loop) +# + # (END) +1 11 0 101010 000 111 # 19: 0;JMP + + +# +# MAIN: punch out message and terminate. +# + # (MAIN) + + # call PUTC('H'): +0 000000001001000 # 20: @72 = 'H' +1 11 0 110000 010 000 # 21: D=A; +0 000000000000100 # 22: @4 +1 11 0 001100 001 000 # 23: M=D; +0 000000000011110 # 24: @30 = K1 +1 11 0 110000 010 000 # 25: D=A; +0 000000000000011 # 26: @3 +1 11 0 001100 001 000 # 27: M=D; +0 000000000000010 # 28: @2 = PUTC +1 11 0 101010 000 111 # 29: 0;JMP + # (K1) + + # call PUTC('i'): +0 000000001101001 # 30: @105 = 'i' +1 11 0 110000 010 000 # 31: D=A; +0 000000000000100 # 32: @4 +1 11 0 001100 001 000 # 33: M=D; +0 000000000101000 # 34: @40 = K2 +1 11 0 110000 010 000 # 35: D=A; +0 000000000000011 # 36: @3 +1 11 0 001100 001 000 # 37: M=D; +0 000000000000010 # 38: @2 = PUTC +1 11 0 101010 000 111 # 39: 0;JMP + # (K2) + + # call PUTC('\n'): +0 000000000001010 # 40: @10 = '\n' +1 11 0 110000 010 000 # 41: D=A; +0 000000000000100 # 42: @4 +1 11 0 001100 001 000 # 43: M=D; +0 000000000110010 # 44: @50 = K3 +1 11 0 110000 010 000 # 45: D=A; +0 000000000000011 # 46: @3 +1 11 0 001100 001 000 # 47: M=D; +0 000000000000010 # 48: @2 = PUTC +1 11 0 101010 000 111 # 49: 0;JMP + # (K3) + + # terminate successfully: +1 11 0 101010 010 000 # 50: D=0; +0 000000000010011 # 51: @19 = END +1 11 0 101010 000 111 # 52: 0;JMP blob - /dev/null blob + dfb39a8480e8f6942b2e36e73b9c94ec85489f7b (mode 644) --- /dev/null +++ hello.tsv @@ -0,0 +1,351 @@ +T PC instr. A D R0/SP R1/LCL R2/ARG R3/THIS R4/THAT +0 0 000024 0 0 0 0 0 0 0 +1 1 165207 20 0 0 0 0 0 0 +2 20 000110 20 0 0 0 0 0 0 +3 21 166020 72 0 0 0 0 0 0 +4 22 000004 72 72 0 0 0 0 0 +5 23 161410 4 72 0 0 0 0 0 +6 24 000036 4 72 0 0 0 0 72 +7 25 166020 30 72 0 0 0 0 72 +8 26 000003 30 30 0 0 0 0 72 +9 27 161410 3 30 0 0 0 0 72 +10 28 000002 3 30 0 0 0 30 72 +11 29 165207 2 30 0 0 0 30 72 +12 2 070003 2 30 0 0 0 30 72 +13 3 176020 28675 30 0 0 0 30 72 +14 4 000002 28675 -32768 0 0 0 30 72 +15 5 161403 2 -32768 0 0 0 30 72 +16 6 040000 2 -32768 0 0 0 30 72 +17 7 160020 16384 -32768 0 0 0 30 72 +18 8 000015 16384 0 0 0 0 30 72 +19 9 161402 13 0 0 0 0 30 72 +20 13 000004 13 0 0 0 0 30 72 +21 14 176020 4 0 0 0 0 30 72 +22 15 070002 4 72 0 0 0 30 72 +23 16 161410 28674 72 0 0 0 30 72 +24 17 000003 28674 72 0 0 0 30 72 +25 18 176047 3 72 0 0 0 30 72 +26 30 000151 30 72 0 0 0 30 72 +27 31 166020 105 72 0 0 0 30 72 +28 32 000004 105 105 0 0 0 30 72 +29 33 161410 4 105 0 0 0 30 72 +30 34 000050 4 105 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