47 lines
1.4 KiB
Go
47 lines
1.4 KiB
Go
package asm
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import (
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"testing"
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)
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func TestDSL(t *testing.T) {
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testcases := []struct {
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name string
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have Instruction
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want Instruction
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}{
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{"Call", FnMapLookupElem.Call(), Instruction{OpCode: 0x85, Constant: 1}},
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{"Exit", Return(), Instruction{OpCode: 0x95}},
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{"LoadAbs", LoadAbs(2, Byte), Instruction{OpCode: 0x30, Constant: 2}},
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{"Store", StoreMem(RFP, -4, R0, Word), Instruction{
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OpCode: 0x63,
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Dst: RFP,
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Src: R0,
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Offset: -4,
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}},
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{"Add.Imm", Add.Imm(R1, 22), Instruction{OpCode: 0x07, Dst: R1, Constant: 22}},
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{"Add.Reg", Add.Reg(R1, R2), Instruction{OpCode: 0x0f, Dst: R1, Src: R2}},
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{"Add.Imm32", Add.Imm32(R1, 22), Instruction{
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OpCode: 0x04, Dst: R1, Constant: 22,
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}},
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{"JSGT.Imm", JSGT.Imm(R1, 4, "foo"), Instruction{
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OpCode: 0x65, Dst: R1, Constant: 4, Offset: -1,
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}.WithReference("foo")},
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{"JSGT.Imm32", JSGT.Imm32(R1, -2, "foo"), Instruction{
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OpCode: 0x66, Dst: R1, Constant: -2, Offset: -1,
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}.WithReference("foo")},
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{"JSLT.Reg", JSLT.Reg(R1, R2, "foo"), Instruction{
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OpCode: 0xcd, Dst: R1, Src: R2, Offset: -1,
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}.WithReference("foo")},
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{"JSLT.Reg32", JSLT.Reg32(R1, R3, "foo"), Instruction{
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OpCode: 0xce, Dst: R1, Src: R3, Offset: -1,
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}.WithReference("foo")},
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}
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for _, tc := range testcases {
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if !tc.have.equal(tc.want) {
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t.Errorf("%s: have %v, want %v", tc.name, tc.have, tc.want)
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}
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}
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}
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