diff options
Diffstat (limited to 'vm/vm_test.go')
| -rw-r--r-- | vm/vm_test.go | 102 |
1 files changed, 53 insertions, 49 deletions
diff --git a/vm/vm_test.go b/vm/vm_test.go index a968281..950e61e 100644 --- a/vm/vm_test.go +++ b/vm/vm_test.go @@ -69,7 +69,7 @@ var tests = []struct { {Op: Sub}, {Op: Exit}, }, - start: 0, end: 1, mem: "[1]", + start: 0, end: 1, mem: "[-1]", }, { // #02 -- A simple multiplication. code: []Instruction{ {Op: Push, Arg: []int{3}}, @@ -80,16 +80,16 @@ var tests = []struct { start: 0, end: 1, mem: "[6]", }, { // #03 -- lower. code: []Instruction{ - {Op: Push, Arg: []int{3}}, {Op: Push, Arg: []int{2}}, + {Op: Push, Arg: []int{3}}, {Op: Lower}, {Op: Exit}, }, start: 0, end: 1, mem: "[true]", }, { // #04 -- greater. code: []Instruction{ - {Op: Push, Arg: []int{2}}, {Op: Push, Arg: []int{3}}, + {Op: Push, Arg: []int{2}}, {Op: Greater}, {Op: Exit}, }, @@ -153,16 +153,18 @@ var tests = []struct { {Op: Exit}, }, start: 1, end: 3, mem: "[6 <nil>]", -}, { // #12 -- Defining and calling a function in VM. - code: []Instruction{ - {Op: Jump, Arg: []int{3}}, // 0 - {Op: Push, Arg: []int{3}}, // 1 - {Op: Return, Arg: []int{1, 1}}, // 2 - {Op: Push, Arg: []int{1}}, // 3 - {Op: Calli, Arg: []int{1}}, // 4 - {Op: Exit}, // 5 - }, - start: 0, end: 1, mem: "[3]", + /* + }, { // #12 -- Defining and calling a function in VM. + code: []Instruction{ + {Op: Jump, Arg: []int{3}}, // 0 + {Op: Push, Arg: []int{3}}, // 1 + {Op: Return, Arg: []int{1, 1}}, // 2 + {Op: Push, Arg: []int{1}}, // 3 + {Op: Calli, Arg: []int{1}}, // 4 + {Op: Exit}, // 5 + }, + start: 0, end: 1, mem: "[3]", + */ }, { // #13 -- Defining and calling a function in VM. code: []Instruction{ {Op: Jump, Arg: []int{3}}, // 0 @@ -170,7 +172,7 @@ var tests = []struct { {Op: Return, Arg: []int{1, 1}}, // 2 {Op: Push, Arg: []int{1}}, // 3 {Op: Push, Arg: []int{1}}, // 4 - {Op: Call}, // 5 + {Op: Call, Arg: []int{0}}, // 5 {Op: Exit}, // 6 }, start: 0, end: 1, mem: "[3]", @@ -183,56 +185,58 @@ var tests = []struct { {Op: Return, Arg: []int{1, 1}}, // 4 {Op: Push, Arg: []int{1}}, // 5 {Op: Push, Arg: []int{1}}, // 6 - {Op: Call}, // 7 + {Op: Call, Arg: []int{0}}, // 7 {Op: Exit}, // 8 }, - start: 0, end: 1, mem: "[3]", + start: 1, end: 2, mem: "[3]", }, { // #15 -- Fibonacci numbers, hand written. Showcase recursivity. code: []Instruction{ {Op: Jump, Arg: []int{19}}, // 0 - {Op: Push, Arg: []int{2}}, // 2 [2] {Op: Fdup, Arg: []int{-2}}, // 1 [2 i] + {Op: Push, Arg: []int{2}}, // 2 [2] {Op: Lower}, // 3 [true/false] {Op: JumpTrue, Arg: []int{13}}, // 4 [], goto 17 - {Op: Push, Arg: []int{2}}, // 5 [i 2] + {Op: Push, Arg: []int{1}}, // 5 {Op: Fdup, Arg: []int{-2}}, // 6 [i] - {Op: Sub}, // 7 [(i-2)] - {Op: Push, Arg: []int{1}}, // 8 - {Op: Call}, // 9 [fib(i-2)] - {Op: Push, Arg: []int{1}}, // 10 [(i-2) i 1] + {Op: Push, Arg: []int{2}}, // 7 [i 2] + {Op: Sub}, // 8 [(i-2)] + {Op: Call, Arg: []int{1}}, // 9 [fib(i-2)] + {Op: Push, Arg: []int{1}}, // 10 {Op: Fdup, Arg: []int{-2}}, // 11 [fib(i-2) i] - {Op: Sub}, // 12 [(i-2) (i-1)] - {Op: Push, Arg: []int{1}}, // 13 - {Op: Call}, // 14 [fib(i-2) fib(i-1)] + {Op: Push, Arg: []int{1}}, // 12 [(i-2) i 1] + {Op: Sub}, // 13 [(i-2) (i-1)] + {Op: Call, Arg: []int{1}}, // 14 [fib(i-2) fib(i-1)] {Op: Add}, // 15 [fib(i-2)+fib(i-1)] {Op: Return, Arg: []int{1, 1}}, // 16 return i {Op: Fdup, Arg: []int{-2}}, // 17 [i] {Op: Return, Arg: []int{1, 1}}, // 18 return i - {Op: Push, Arg: []int{6}}, // 19 [1] - {Op: Push, Arg: []int{1}}, // 20 - {Op: Call}, // 21 [fib(*1)] + {Op: Push, Arg: []int{1}}, // 19 + {Op: Push, Arg: []int{6}}, // 20 [1] + {Op: Call, Arg: []int{1}}, // 21 [fib(*1)] {Op: Exit}, // 22 }, start: 0, end: 1, mem: "[8]", -}, { // #16 -- Fibonacci with some immediate instructions. - code: []Instruction{ - {Op: Jump, Arg: []int{14}}, // 0 - {Op: Fdup, Arg: []int{-2}}, // 1 [i] - {Op: Loweri, Arg: []int{2}}, // 2 [true/false] - {Op: JumpTrue, Arg: []int{9}}, // 3 [], goto 12 - {Op: Fdup, Arg: []int{-2}}, // 4 [i] - {Op: Subi, Arg: []int{2}}, // 5 [(i-2)] - {Op: Calli, Arg: []int{1}}, // 6 [fib(i-2)] - {Op: Fdup, Arg: []int{-2}}, // 7 [fib(i-2) i] - {Op: Subi, Arg: []int{1}}, // 8 [(i-2) (i-1)] - {Op: Calli, Arg: []int{1}}, // 9 [fib(i-2) fib(i-1)], call 1 - {Op: Add}, // 10 [fib(i-2)+fib(i-1)] - {Op: Return, Arg: []int{1, 1}}, // 11 return i - {Op: Fdup, Arg: []int{-2}}, // 12 [i] - {Op: Return, Arg: []int{1, 1}}, // 13 return i - {Op: Push, Arg: []int{6}}, // 14 [1] - {Op: Calli, Arg: []int{1}}, // 15 [fib(*1)], call 1 - {Op: Exit}, // 16 - }, - start: 0, end: 1, mem: "[8]", + /* + }, { // #16 -- Fibonacci with some immediate instructions. + code: []Instruction{ + {Op: Jump, Arg: []int{14}}, // 0 + {Op: Fdup, Arg: []int{-2}}, // 1 [i] + {Op: Loweri, Arg: []int{2}}, // 2 [true/false] + {Op: JumpTrue, Arg: []int{9}}, // 3 [], goto 12 + {Op: Fdup, Arg: []int{-2}}, // 4 [i] + {Op: Subi, Arg: []int{2}}, // 5 [(i-2)] + {Op: Calli, Arg: []int{1}}, // 6 [fib(i-2)] + {Op: Fdup, Arg: []int{-2}}, // 7 [fib(i-2) i] + {Op: Subi, Arg: []int{1}}, // 8 [(i-2) (i-1)] + {Op: Calli, Arg: []int{1}}, // 9 [fib(i-2) fib(i-1)], call 1 + {Op: Add}, // 10 [fib(i-2)+fib(i-1)] + {Op: Return, Arg: []int{1, 1}}, // 11 return i + {Op: Fdup, Arg: []int{-2}}, // 12 [i] + {Op: Return, Arg: []int{1, 1}}, // 13 return i + {Op: Push, Arg: []int{6}}, // 14 [1] + {Op: Calli, Arg: []int{1}}, // 15 [fib(*1)], call 1 + {Op: Exit}, // 16 + }, + start: 0, end: 1, mem: "[8]", + */ }} |