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fix tests

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This commit is contained in:
Michael Sippel 2024-05-09 15:41:45 +02:00
parent 2f0ae5e2a5
commit 949f354c22
Signed by: senvas
GPG key ID: F96CF119C34B64A6
1 changed files with 37 additions and 30 deletions
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67
src/test.rs
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@ -5,30 +5,36 @@ use crate::{
#[test]
fn test_vm() {
let mut vm = VM::new(0x1000);
let mut linker = Linker::new(0x100);
let mut linker = Linker::new();
linker.link(&mut vm, "@".into(), crate::Assembler::new()
.instruction( crate::VM_Instruction::Fetch )
linker.add_procedure("@",
crate::Assembler::new()
.inst( crate::VM_Instruction::Fetch )
.build());
linker.link(&mut vm, "!".into(), crate::Assembler::new()
.instruction( crate::VM_Instruction::Store )
linker.add_procedure("!",
crate::Assembler::new()
.inst( crate::VM_Instruction::Store )
.build());
linker.link(&mut vm, "addi".into(), crate::Assembler::new()
.instruction( crate::VM_Instruction::Add )
linker.add_procedure("i+",
crate::Assembler::new()
.inst( crate::VM_Instruction::Add )
.build());
linker.link(&mut vm, "subi".into(), crate::Assembler::new()
.instruction( crate::VM_Instruction::BitwiseNot )
linker.add_procedure("i-",
crate::Assembler::new()
.inst( crate::VM_Instruction::BitwiseNot )
.lit(1)
.instruction( crate::VM_Instruction::Add )
.instruction( crate::VM_Instruction::Add )
.inst( crate::VM_Instruction::Add )
.inst( crate::VM_Instruction::Add )
.build());
// declare variable 'x' at address 0x86
linker.link(&mut vm, "x".into(), crate::Assembler::new()
linker.add_procedure("x",
crate::Assembler::new()
.lit(0x86)
.build());
/*
* compile & run the following program:
*
@ -41,30 +47,31 @@ fn test_vm() {
* 666
* }
*/
linker.link(&mut vm, "main".into(), crate::Assembler::new()
linker.add_procedure("main",
crate::Assembler::new()
// x = 123
.lit(100)
.lit(23)
.call( linker.resolve_symbol(&"addi".into()).expect("unknown symbol 'addi'") )
.call( linker.resolve_symbol(&"x".into()).expect("unknown symbol 'x'") )
.call( linker.resolve_symbol(&"!".into()).expect("unknown symbol '!'") )
.lit(100).lit(23).call("i+")
.call("x").call("!")
// 200 - x
// if ( 123 - x ) { emit '*' } else { emit '+' }
.lit(123)
.call( linker.resolve_symbol(&"x".into()).expect("unknown symbol 'x'") )
.call( linker.resolve_symbol(&"@".into()).expect("unknown symbol '@'") )
.call( linker.resolve_symbol(&"subi".into()).expect("unknown symbol 'subi'") )
.call("x").call("@")
.call("i-")
.branch(
crate::Assembler::new()
.lit(42).instruction(crate::VM_Instruction::Emit)
.lit(42).inst(crate::VM_Instruction::Emit)
.lit(111),
crate::Assembler::new()
.lit(43).instruction(crate::VM_Instruction::Emit)
.lit(222)
)
.lit(43).inst(crate::VM_Instruction::Emit)
.lit(222))
.build());
vm.execute( linker.resolve_symbol(&"main".into()).expect("unknown symbol 'main'") );
assert_eq!( vm.data_stack, vec![ 222 ] );
println!("\nvm.datastack = {:?}", vm.data_stack);
let main_addr = linker.get_link_addr(&"main".into()).expect("main not foudn");
let bytecode = linker.link_total().expect("link error");
vm.load( bytecode );
vm.execute( main_addr );
assert_eq!( vm.data_stack, vec![ 222 ] );
println!("\nvm.datastack = {:?}", vm.data_stack);
}