34 lines
No EOL
791 B
Go
34 lines
No EOL
791 B
Go
package x86_test
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import (
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"testing"
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"git.urbach.dev/cli/q/src/x86"
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"git.urbach.dev/go/assert"
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)
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func TestREX(t *testing.T) {
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testData := []struct{ w, r, x, b, expected byte }{
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{0, 0, 0, 0, 0b_0100_0000},
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{0, 0, 0, 1, 0b_0100_0001},
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{0, 0, 1, 0, 0b_0100_0010},
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{0, 0, 1, 1, 0b_0100_0011},
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{0, 1, 0, 0, 0b_0100_0100},
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{0, 1, 0, 1, 0b_0100_0101},
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{0, 1, 1, 0, 0b_0100_0110},
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{0, 1, 1, 1, 0b_0100_0111},
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{1, 0, 0, 0, 0b_0100_1000},
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{1, 0, 0, 1, 0b_0100_1001},
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{1, 0, 1, 0, 0b_0100_1010},
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{1, 0, 1, 1, 0b_0100_1011},
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{1, 1, 0, 0, 0b_0100_1100},
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{1, 1, 0, 1, 0b_0100_1101},
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{1, 1, 1, 0, 0b_0100_1110},
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{1, 1, 1, 1, 0b_0100_1111},
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}
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for _, test := range testData {
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rex := x86.REX(test.w, test.r, test.x, test.b)
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assert.Equal(t, rex, test.expected)
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}
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} |