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🌱 A minimal programming language and compiler. git.urbach.dev/cli/q
high-performance programming-language compiler
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import ( "testing"
"git.urbach.dev/cli/q/src/arm" "git.urbach.dev/cli/q/src/cpu" "git.urbach.dev/go/assert")
func TestCompareRegisterNumber(t *testing.T) { usagePatterns := []struct { Source cpu.Register Number int Code uint32 }{ {arm.X0, 0, 0xF100001F}, {arm.X0, 1, 0xF100041F}, {arm.X0, -1, 0xB100041F}, {arm.X0, 0x1000, 0xF140041F}, }
for _, pattern := range usagePatterns { t.Logf("cmp %s, %d", pattern.Source, pattern.Number) code, encodable := arm.CompareRegisterNumber(pattern.Source, pattern.Number) assert.True(t, encodable) assert.Equal(t, code, pattern.Code) }}
func TestCompareRegisterRegister(t *testing.T) { usagePatterns := []struct { Left cpu.Register Right cpu.Register Code uint32 }{ {arm.X0, arm.X1, 0xEB01001F}, }
for _, pattern := range usagePatterns { t.Logf("cmp %s, %s", pattern.Left, pattern.Right) code := arm.CompareRegisterRegister(pattern.Left, pattern.Right) assert.Equal(t, code, pattern.Code) }}