diff options
Diffstat (limited to 'lib/math/fpmath.myr')
| -rw-r--r-- | lib/math/fpmath.myr | 97 |
1 files changed, 53 insertions, 44 deletions
diff --git a/lib/math/fpmath.myr b/lib/math/fpmath.myr index bfc6b11..0c8e8d6 100644 --- a/lib/math/fpmath.myr +++ b/lib/math/fpmath.myr @@ -4,8 +4,8 @@ pkg math = trait fpmath @f = /* exp-impl */ - exp : (f : @f -> @f) - expm1 : (f : @f -> @f) + exp : (x : @f -> @f) + expm1 : (x : @f -> @f) /* fma-impl */ fma : (x : @f, y : @f, z : @f -> @f) @@ -15,24 +15,24 @@ pkg math = horner_polyu : (x : @f, a : @u[:] -> @f) /* scale2-impl */ - scale2 : (f : @f, m : @i -> @f) + scale2 : (x : @f, m : @i -> @f) /* sqrt-impl */ - sqrt : (f : @f -> @f) + sqrt : (x : @f -> @f) /* sum-impl */ kahan_sum : (a : @f[:] -> @f) priest_sum : (a : @f[:] -> @f) /* trunc-impl */ - trunc : (f : @f -> @f) - ceil : (f : @f -> @f) - floor : (f : @f -> @f) + trunc : (x : @f -> @f) + ceil : (x : @f -> @f) + floor : (x : @f -> @f) ;; trait roundable @f -> @i = /* round-impl */ - rn : (f : @f -> @i) + rn : (x : @f -> @i) ;; impl std.equatable flt32 @@ -60,58 +60,67 @@ impl std.equatable flt64 = ;; impl roundable flt32 -> int32 = - rn = {f : flt32; -> rn32(f) } + rn = {x : flt32; -> rn32(x) } ;; impl roundable flt64 -> int64 = - rn = {f : flt64; -> rn64(f) } + rn = {x : flt64; -> rn64(x) } ;; impl fpmath flt32 = fma = {x, y, z; -> fma32(x, y, z)} - exp = {f; -> exp32(f)} - expm1 = {f; -> expm132(f)} + exp = {x; -> exp32(x)} + expm1 = {x; -> expm132(x)} - horner_poly = {f, a; -> horner_poly32(f, a)} - horner_polyu = {f, a; -> horner_polyu32(f, a)} + log = {x; -> log32(x)} + log1p = {x; -> log1p32(x)} - scale2 = {f, m; -> scale232(f, m)} + horner_poly = {x, a; -> horner_poly32(x, a)} + horner_polyu = {x, a; -> horner_polyu32(x, a)} - sqrt = {f; -> sqrt32(f)} + scale2 = {x, m; -> scale232(x, m)} + + sqrt = {x; -> sqrt32(x)} kahan_sum = {l; -> kahan_sum32(l) } priest_sum = {l; -> priest_sum32(l) } - trunc = {f; -> trunc32(f)} - floor = {f; -> floor32(f)} - ceil = {f; -> ceil32(f)} + trunc = {x; -> trunc32(x)} + floor = {x; -> floor32(x)} + ceil = {x; -> ceil32(x)} ;; impl fpmath flt64 = fma = {x, y, z; -> fma64(x, y, z)} - exp = {f; -> exp64(f)} - expm1 = {f; -> expm164(f)} + exp = {x; -> exp64(x)} + expm1 = {x; -> expm164(x)} + + log = {x; -> log64(x)} + log1p = {x; -> log1p64(x)} - horner_poly = {f, a; -> horner_poly64(f, a)} - horner_polyu = {f, a; -> horner_polyu64(f, a)} + horner_poly = {x, a; -> horner_poly64(x, a)} + horner_polyu = {x, a; -> horner_polyu64(x, a)} - scale2 = {f, m; -> scale264(f, m)} + scale2 = {x, m; -> scale264(x, m)} - sqrt = {f; -> sqrt64(f)} + sqrt = {x; -> sqrt64(x)} kahan_sum = {l; -> kahan_sum64(l) } priest_sum = {l; -> priest_sum64(l) } - trunc = {f; -> trunc64(f)} - floor = {f; -> floor64(f)} - ceil = {f; -> ceil64(f)} + trunc = {x; -> trunc64(x)} + floor = {x; -> floor64(x)} + ceil = {x; -> ceil64(x)} ;; -extern const rn32 : (f : flt32 -> int32) -extern const rn64 : (f : flt64 -> int64) +extern const rn32 : (x : flt32 -> int32) +extern const rn64 : (x : flt64 -> int64) + +extern const fma32 : (x : flt32, y : flt32, z : flt32 -> flt32) +extern const fma64 : (x : flt64, y : flt64, z : flt64 -> flt64) extern const exp32 : (x : flt32 -> flt32) extern const exp64 : (x : flt64 -> flt64) @@ -119,17 +128,17 @@ extern const exp64 : (x : flt64 -> flt64) extern const expm132 : (x : flt32 -> flt32) extern const expm164 : (x : flt64 -> flt64) -extern const fma32 : (x : flt32, y : flt32, z : flt32 -> flt32) -extern const fma64 : (x : flt64, y : flt64, z : flt64 -> flt64) +extern const log32 : (x : flt32 -> flt32) +extern const log64 : (x : flt64 -> flt64) -extern const horner_poly32 : (f : flt32, a : flt32[:] -> flt32) -extern const horner_poly64 : (f : flt64, a : flt64[:] -> flt64) +extern const horner_poly32 : (x : flt32, a : flt32[:] -> flt32) +extern const horner_poly64 : (x : flt64, a : flt64[:] -> flt64) -extern const horner_polyu32 : (f : flt32, a : uint32[:] -> flt32) -extern const horner_polyu64 : (f : flt64, a : uint64[:] -> flt64) +extern const horner_polyu32 : (x : flt32, a : uint32[:] -> flt32) +extern const horner_polyu64 : (x : flt64, a : uint64[:] -> flt64) -extern const scale232 : (f : flt32, m : int32 -> flt32) -extern const scale264 : (f : flt64, m : int64 -> flt64) +extern const scale232 : (x : flt32, m : int32 -> flt32) +extern const scale264 : (x : flt64, m : int64 -> flt64) extern const sqrt32 : (x : flt32 -> flt32) extern const sqrt64 : (x : flt64 -> flt64) @@ -140,11 +149,11 @@ extern const kahan_sum64 : (l : flt64[:] -> flt64) extern const priest_sum32 : (l : flt32[:] -> flt32) extern const priest_sum64 : (l : flt64[:] -> flt64) -extern const trunc32 : (f : flt32 -> flt32) -extern const trunc64 : (f : flt64 -> flt64) +extern const trunc32 : (x : flt32 -> flt32) +extern const trunc64 : (x : flt64 -> flt64) -extern const floor32 : (f : flt32 -> flt32) -extern const floor64 : (f : flt64 -> flt64) +extern const floor32 : (x : flt32 -> flt32) +extern const floor64 : (x : flt64 -> flt64) -extern const ceil32 : (f : flt32 -> flt32) -extern const ceil64 : (f : flt64 -> flt64) +extern const ceil32 : (x : flt32 -> flt32) +extern const ceil64 : (x : flt64 -> flt64) |