bug: fix abs intrinsic function for llvm codegen (#30)

martinjrobins · Dec 9, 2024 · f823bf2 · f823bf2
1 parent 0657c23
commit f823bf2
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diff --git a/src/execution/compiler.rs b/src/execution/compiler.rs
@@ -796,6 +796,7 @@ mod tests {
         heaviside_function0: "r { heaviside(-0.1) }" expect "r" vec![0.0],
         heaviside_function1: "r { heaviside(0.0) }" expect "r" vec![1.0],
         exp_function: "r { exp(2) }" expect "r" vec![f64::exp(2.0)],
+        abs_function: "r { abs(-2) }" expect "r" vec![f64::abs(-2.0)],
         pow_function: "r { pow(4.3245, 0.5) }" expect "r" vec![f64::powf(4.3245, 0.5)],
         arcsinh_function: "r { arcsinh(0.5) }" expect "r" vec![f64::asinh(0.5)],
         arccosh_function: "r { arccosh(2) }" expect "r" vec![f64::acosh(2.0)],

diff --git a/src/execution/llvm/codegen.rs b/src/execution/llvm/codegen.rs
@@ -723,6 +723,7 @@ impl<'ctx> CodeGen<'ctx> {
                         let intrinsic_name = match name {
                             "min" => "minnum",
                             "max" => "maxnum",
+                            "abs" => "fabs",
                             _ => name,
                         };
                         let llvm_name = format!("llvm.{}.{}", intrinsic_name, self.real_type_str);