libs/math: support fmod function

gotranspile · Sep 14, 2021 · 18fb1b5 · 18fb1b5
1 parent 803c094
commit 18fb1b5
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Showing 2 changed files with 4 additions and 0 deletions.
diff --git a/libs/math.go b/libs/math.go
@@ -31,6 +31,7 @@ func init() {
 				"modf":  types.NewIdent(cpkg+".Modf", c.FuncTT(doubleT, doubleT, c.PtrT(doubleT))),
 				"modff": types.NewIdent(cpkg+".Modff", c.FuncTT(floatT, floatT, c.PtrT(floatT))),
 				"ldexp": types.NewIdent("math.Ldexp", c.FuncTT(doubleT, doubleT, c.Go().Int())),
+				"fmod":  types.NewIdent("math.Mod", c.FuncTT(doubleT, doubleT, doubleT)),
 				"M_PI":  types.NewIdent("math.Pi", doubleT),
 			},
 		}
@@ -92,6 +93,7 @@ func init() {
 		buf.WriteString("double modf(double x, double *iptr);\n")
 		buf.WriteString("float modff(float value, float *iptr);\n")
 		buf.WriteString("double ldexp(double x, _cxgo_go_int exp);\n")
+		buf.WriteString("double fmod(double x, double exp);\n")
 		lib.Header = buf.String()
 		return lib
 	})

diff --git a/libs_test.go b/libs_test.go
@@ -90,6 +90,7 @@ void foo(float x, double y) {
 	x = roundf(x);    y = round(y);
 	x = fabsf(x);     y = fabs(y);
 	x = powf(x, x);   y = pow(y, y);
+	y = fmod(y, y);
 }
 `,
 		exp: `
@@ -110,6 +111,7 @@ func foo(x float32, y float64) {
 	y = math.Abs(y)
 	x = math32.Pow(x, x)
 	y = math.Pow(y, y)
+	y = math.Mod(y, y)
 }
 `,
 	},