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samples: add Terra samples

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source: https://github.com/zdevito/terra/tree/master/tests
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Bayu Aldi Yansyah
2016-01-28 11:22:27 +07:00
parent e32a837fb2
commit 9b8b39f444
370 changed files with 11921 additions and 0 deletions
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21
samples/Terra/intrinsic.t Normal file
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local sqrt = terralib.intrinsic("llvm.sqrt.f32",float -> float)
local sqrt2 = terralib.intrinsic("llvm.sqrt.v4f32",vector(float,4) -> vector(float,4))
local sqrt3 = terralib.intrinsic(function(types)
if #types == 1 and types[1]:isvector() and types[1].type == float then
local N = types[1].N
return ("llvm.sqrt.v%df32"):format(N), vector(float,N) -> vector(float,N)
elseif #types == 1 and types[1] == float then
return "llvm.sqrt.f32",float -> float
end
end)
terra foo()
var v = vector(1.f,2.f,3.f,4.f)
var c = sqrt2(vector(1,2,3,4))
return sqrt(4) + c[3] + sqrt3(v)[3] + sqrt3(4.f)
end
local test = require("test")
test.eq(foo(),8)