╭ mulc3_test.zig ───────────────────────────────────────────────╮ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ ╰───────────────────────────────────────────────────────────────╯
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.. aarch64_outline_atomics.zig absv.zig absvdi2.zig absvdi2_test.zig absvsi2.zig absvsi2_test.zig absvti2.zig absvti2_test.zig addf3.zig addf3_test.zig addvdi3.zig addvsi3.zig arm.zig atomics.zig aulldiv.zig aullrem.zig bitreverse.zig bitreversedi2_test.zig bitreversesi2_test.zig bitreverseti2_test.zig bswap.zig bswapdi2_test.zig bswapsi2_test.zig bswapti2_test.zig clear_cache.zig clzdi2_test.zig clzsi2_test.zig clzti2_test.zig cmp.zig cmpdi2_test.zig cmpsi2_test.zig cmpti2_test.zig comparedf2_test.zig comparef.zig comparesf2_test.zig cos.zig count0bits.zig ctzdi2_test.zig ctzsi2_test.zig ctzti2_test.zig divc3.zig divc3_test.zig divdf3.zig divdf3_test.zig divmodei4.zig divsf3.zig divsf3_test.zig divtf3.zig divtf3_test.zig divti3_test.zig divxf3.zig divxf3_test.zig emutls.zig exp.zig exp2.zig exp_f128.zig extendf.zig extendf_test.zig fabs.zig ffsdi2_test.zig ffssi2_test.zig ffsti2_test.zig float_from_int.zig float_from_int_test.zig floor_ceil.zig fma.zig fmax.zig fmin.zig fmod.zig fmodq_test.zig fmodx_test.zig hexagon.zig int.zig int_from_float.zig int_from_float_test.zig limb64.zig log.zig log10.zig log2.zig log_f128.zig memcpy.zig memmove.zig modti3_test.zig mulXi3.zig mulXi3_test.zig mulc3.zig ╭─────────────────────────────────╮ │mulc3_test.zig │ ╰─────────────────────────────────╯ mulf3.zig mulf3_test.zig mulo.zig mulodi4_test.zig mulosi4_test.zig muloti4_test.zig mulvsi3.zig negdi2_test.zig negsi2_test.zig negti2_test.zig negv.zig negvdi2_test.zig negvsi2_test.zig negvti2_test.zig os_version_check.zig parity.zig paritydi2_test.zig paritysi2_test.zig parityti2_test.zig popcount.zig popcountdi2_test.zig popcountsi2_test.zig popcountti2_test.zig powiXf2.zig powiXf2_test.zig rem_pio2.zig rem_pio2_large.zig rem_pio2f.zig rem_pio2l.zig round.zig shift.zig shift_test.zig sin.zig sincos.zig sqrt.zig ssp.zig stack_probe.zig subvdi3.zig subvsi3.zig tan.zig trig.zig trunc.zig truncf.zig truncf_test.zig ucmpdi2_test.zig ucmpsi2_test.zig ucmpti2_test.zig udivmod.zig udivmoddi4_test.zig udivmodei4.zig udivmodsi4_test.zig udivmodti4_test.zig
1 const std = @import("std"); 2 const math = std.math; 3 const expect = std.testing.expect; 4 5 const Complex = @import("../compiler_rt.zig").Complex; 6 const impl = @import("mulc3.zig"); 7 const mul_cf16 = impl.mul_cf16; 8 const mul_cf32 = impl.mul_cf32; 9 const mul_cf64 = impl.mul_cf64; 10 const mul_cf80 = impl.mul_cf80; 11 const mul_cf128 = impl.mul_cf128; 12 13 test "mulc3" { 14 try testMul(f16, mul_cf16); 15 try testMul(f32, mul_cf32); 16 try testMul(f64, mul_cf64); 17 try testMul(f80, mul_cf80); 18 try testMul(f128, mul_cf128); 19 } 20 21 fn testMul(comptime T: type, comptime f: fn (Complex(T), Complex(T)) Complex(T)) !void { 22 { 23 const result = f(.{ .real = 1.0, .imag = 0.0 }, .{ .real = -1.0, .imag = 0.0 }); 24 try expect(result.real == -1.0); 25 try expect(math.isPositiveZero(result.imag)); 26 } 27 { 28 const result = f(.{ .real = 1.0, .imag = 0.0 }, .{ .real = -4.0, .imag = 0.0 }); 29 try expect(result.real == -4.0); 30 try expect(math.isPositiveZero(result.imag)); 31 } 32 { 33 // if one operand is an infinity and the other operand is a nonzero finite number or an infinity, 34 // then the result of the * operator is an infinity; 35 const result = f(.{ .real = math.inf(T), .imag = -math.inf(T) }, .{ .real = 1.0, .imag = 0.0 }); 36 try expect(math.isPositiveInf(result.real)); 37 try expect(math.isNegativeInf(result.imag)); 38 } 39 { 40 // if one operand is an infinity and the other operand is a nonzero finite number or an infinity, 41 // then the result of the * operator is an infinity; 42 const result = f(.{ .real = math.inf(T), .imag = -1.0 }, .{ .real = 1.0, .imag = math.inf(T) }); 43 try expect(math.isPositiveInf(result.real)); 44 try expect(math.isPositiveInf(result.imag)); 45 } 46 } 47