156 lines
3.1 KiB
Go
156 lines
3.1 KiB
Go
package main
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//"github.com/goplus/llgo/c"
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func main() {
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cvt64to8(0, 0)
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cvt64to8(127, 127)
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cvt64to8(128, -128)
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cvt64to8(-128, -128)
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cvt64to8(-129, 127)
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cvt64to8(256, 0)
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cvt64to8U(0, 0)
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cvt64to8U(255, 255)
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cvt64to8U(256, 0)
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cvt64to8U(257, 1)
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cvt64to8U(-1, 255)
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cvt32Fto8(0.1, 0)
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cvt32Fto8(127.1, 127)
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cvt32Fto8(128.1, -128)
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cvt32Fto8(-128.1, -128)
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cvt32Fto8(-129.1, 127)
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cvt32Fto8(256.1, 0)
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cvt32Fto8U(0, 0)
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cvt32Fto8U(255, 255)
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cvt32Fto8U(256, 0)
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cvt32Fto8U(257, 1)
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cvt32Fto8U(-1, 255)
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// MaxInt32 = 1<<31 - 1 // 2147483647
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// MinInt32 = -1 << 31 // -2147483648
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cvt32Fto32(0, 0)
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cvt32Fto32(1.5, 1)
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cvt32Fto32(1147483647.1, 1147483648)
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cvt32Fto32(-2147483648.1, -2147483648)
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// MaxUint32 = 1<<32 - 1 // 4294967295
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cvt32Fto32U(0, 0)
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cvt32Fto32U(1.5, 1)
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cvt32Fto32U(4294967295.1, 0)
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cvt32Fto32U(5294967295.1, 1000000000)
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cvt32Fto32U(-4294967295.1, 0)
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cvt32Fto32U(-1294967295.1, 3000000000)
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cvt32Fto32U(-1.1, 4294967295)
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// MaxFloat32 = 0x1p127 * (1 + (1 - 0x1p-23)) // 3.40282346638528859811704183484516925440e+38
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// SmallestNonzeroFloat32 = 0x1p-126 * 0x1p-23 // 1.401298464324817070923729583289916131280e-45
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// MaxFloat64 = 0x1p1023 * (1 + (1 - 0x1p-52)) // 1.79769313486231570814527423731704356798070e+308
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// SmallestNonzeroFloat64 = 0x1p-1022 * 0x1p-52 // 4.9406564584124654417656879286822137236505980e-324
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cvt32Fto64F(0, 0)
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cvt32Fto64F(1.5, 1.5)
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cvt32Fto64F(1e10, 1e10)
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cvt32Fto64F(-1e10, -1e10)
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cvt64Fto32F(0, 0)
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cvt64Fto32F(1.5, 1.5)
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cvt64Fto32F(1e10, 1e10)
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cvt64Fto32F(-1e10, -1e10)
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// MaxInt64 = 1<<63 - 1 // 9223372036854775807
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// MinInt64 = -1 << 63 // -9223372036854775808
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cvt64to64F(0, 0)
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cvt64to64F(1e10, 1e10)
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cvt64to64F(9223372036854775807, 9223372036854775807)
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cvt64to64F(-9223372036854775807, -9223372036854775807)
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// MaxUint64 = 1<<64 - 1 // 18446744073709551615
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cvt64Uto64F(0, 0)
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cvt64Uto64F(1e10, 1e10)
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cvt64Uto64F(9223372036854775807, 9223372036854775807)
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cvt64Uto64F(18446744073709551615, 18446744073709551615)
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cvt32to64(0, 0)
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cvt32to64(2147483647, 2147483647)
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cvtUinptr(1024, 1024)
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}
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func cvtUinptr(a int32, b uintptr) {
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if uintptr(a) != b {
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panic("error")
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}
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if int32(b) != a {
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panic("error")
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}
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}
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func cvt32to64(a int32, b int64) {
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if int64(a) != b {
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panic("error")
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}
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}
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func cvt64to64F(a int64, b float64) {
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if float64(a) != b {
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panic("error")
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}
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}
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func cvt64Uto64F(a uint64, b float64) {
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if float64(a) != b {
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panic("error")
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}
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}
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func cvt64Fto32F(a float64, b float32) {
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if float32(a) != b {
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panic("error")
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}
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}
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func cvt32Fto64F(a float32, b float64) {
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if float64(a) != b {
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panic("error")
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}
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}
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func cvt32Fto32(a float32, b int32) {
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if int32(a) != b {
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panic("error")
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}
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}
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func cvt32Fto32U(a float32, b uint32) {
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if uint32(a) != b {
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panic("error")
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}
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}
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func cvt32Fto8(a float32, b int8) {
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if int8(a) != b {
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panic("error")
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}
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}
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func cvt32Fto8U(a float32, b uint8) {
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if uint8(a) != b {
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panic("error")
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}
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}
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func cvt64to8(a int64, b int8) {
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if int8(a) != b {
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panic("error")
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}
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}
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func cvt64to8U(a int, b uint8) {
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if uint8(a) != b {
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panic("error")
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}
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}
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