ref: 2d9fe7100209acb431e392d58e4cf4eccfde00b7
dir: /lib/math/test/powr-impl.myr/
use std use math use testr const main = { math.fptrap(false) testr.run([ [.name="powr-01", .fn = powr01], [.name="powr-02", .fn = powr02], [.name="powr-03", .fn = powr03], ][:]) } const powr01 = {c var inputs : (uint32, uint32, uint32)[:] = [ (0x08a38749, 0x2ffb67c0, 0x3f7fffff), (0x01433ed5, 0x367caeda, 0x3f7feaba), (0x7112fd5b, 0x7509b252, 0x7f800000), (0x22b5f461, 0xc7335035, 0x7f800000), (0x29529847, 0x43c6b361, 0x00000000), (0x3fc1cc03, 0x64eb4c95, 0x7f800000), (0x653f944a, 0xbf7c2388, 0x1a3c784b), (0x545ba67c, 0xc0c7e947, 0x00000000), (0x3fca6b0d, 0x44ff18e0, 0x7f800000), // (0x3f74c7a7, 0x44feae20, 0x000265c6), // (0x3f7ebd6c, 0xc5587884, 0x4bc9ab07), ][:] for (x, y, z) : inputs var xf : flt32 = std.flt32frombits(x) var yf : flt32 = std.flt32frombits(y) var zf : flt32 = std.flt32frombits(z) var rf = math.powr(xf, yf) testr.check(c, rf == zf, "powr(0x{b=16,w=8,p=0}, 0x{b=16,w=8,p=0}) should be 0x{b=16,w=8,p=0}, was 0x{b=16,w=8,p=0}", x, y, z, std.flt32bits(rf)) ;; } const powr02 = {c var inputs : (uint64, uint64, uint64)[:] = [ (0x0000000000000000, 0x0000000000000000, 0x0000000000000000), ][:] for (x, y, z) : inputs var xf : flt64 = std.flt64frombits(x) var yf : flt64 = std.flt64frombits(y) var zf : flt64 = std.flt64frombits(z) var rf = math.powr(xf, yf) testr.check(c, rf == zf, "powr(0x{b=16,w=16,p=0}, 0x{b=16,w=16,p=0}) should be 0x{b=16,w=16,p=0}, was 0x{b=16,w=16,p=0}", x, y, z, std.flt64bits(rf)) ;; } const powr03 = {c var inputs : (uint32, uint32, uint32, uint32)[:] = [ (0x1bd2244e, 0x3a647973, 0x3f7535a1, 0x3f7535a0), (0x3f264a46, 0x423c927a, 0x30c9b8d3, 0x30c9b8d4), (0x61fb73d0, 0xbfd2666c, 0x06c539f6, 0x06c539f7), (0x3bbd11f6, 0x3cc159b1, 0x3f62ac1b, 0x3f62ac1a), (0x3f7ca5b7, 0xc309857a, 0x40c41bbf, 0x40c41bc0), (0x3f6a1a65, 0x43e16065, 0x226731e2, 0x226731e3), ][:] for (x, y, z_perfect, z_accepted) : inputs var xf : flt32 = std.flt32frombits(x) var yf : flt32 = std.flt32frombits(y) var zf_perfect : flt32 = std.flt32frombits(z_perfect) var zf_accepted : flt32 = std.flt32frombits(z_accepted) var rf = math.powr(xf, yf) testr.check(c, rf == zf_perfect || rf == zf_accepted, "powr(0x{b=16,w=8,p=0}, 0x{b=16,w=8,p=0}) should be 0x{b=16,w=8,p=0}, will also accept 0x{b=16,w=8,p=0}, was 0x{b=16,w=8,p=0}", x, y, z_perfect, z_accepted, std.flt32bits(rf)) ;; }