37 lines
1.2 KiB
Julia
37 lines
1.2 KiB
Julia
# This file is a part of Julia. License is MIT: https://julialang.org/license
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function declared_floor(x::Float64)
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return ccall("llvm.floor.f64", llvmcall, Float64, (Float64,), x)
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end
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@test declared_floor(4.2) == 4.0
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ir = sprint(code_llvm, declared_floor, Tuple{Float64})
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@test contains(ir, "call double @llvm.floor.f64") # should be inlined
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function doubly_declared_floor(x::Float64)
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a = ccall("llvm.floor.f64", llvmcall, Float64, (Float64,), x)
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b = ccall("llvm.floor.f64", llvmcall, Float64, (Float64,), x + 1) - 1
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return a + b
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end
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@test doubly_declared_floor(4.2) == 8.0
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function doubly_declared2_trunc(x::Float64)
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a = ccall("llvm.trunc.f64", llvmcall, Float64, (Float64,), x)
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b = ccall("llvm.trunc.f64", llvmcall, Float64, (Float64,), x + 1) - 1
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return a + b
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end
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@test doubly_declared2_trunc(4.2) == 8.0
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# Test for single line
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function declared_ceil(x::Float64)
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return ccall("llvm.ceil.f64", llvmcall, Float64, (Float64,), x)
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end
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@test declared_ceil(4.2) == 5.0
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# Test for multiple lines
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function ceilfloor(x::Float64)
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a = ccall("llvm.ceil.f64", llvmcall, Float64, (Float64,), x)
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b = ccall("llvm.floor.f64", llvmcall, Float64, (Float64,), a)
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return b
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end
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@test ceilfloor(7.4) == 8.0
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