Add powf to math.h

maximecb · Oct 1, 2023 · 35c5434 · 35c5434
1 parent 4c52f51
commit 35c5434
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Showing 2 changed files with 9 additions and 5 deletions.
diff --git a/ncc/include/math.h b/ncc/include/math.h
@@ -6,11 +6,12 @@
 
 // Here we use macros for performance because
 // ncc doesn't yet support inline functions
-#define sinf(__f) (asm (__f) -> float { sin_f32; })
-#define cosf(__f) (asm (__f) -> float { cos_f32; })
-#define tanf(__f) (asm (__f) -> float { tan_f32; })
-#define atanf(__f) (asm (__f) -> float { atans_f32; })
-#define sqrtf(__f) (asm (__f) -> float { sqrt_f32; })
+#define sinf(f) (asm (f) -> float { sin_f32; })
+#define cosf(f) (asm (f) -> float { cos_f32; })
+#define tanf(f) (asm (f) -> float { tan_f32; })
+#define atanf(f) (asm (f) -> float { atans_f32; })
+#define powf(x, y) (asm (x, y) -> float { pow_f32; })
+#define sqrtf(f) (asm (f) -> float { sqrt_f32; })
 
 float floorf(float x)
 {

diff --git a/ncc/tests/floats.c b/ncc/tests/floats.c
@@ -34,6 +34,9 @@ int main()
     assert(2.0f * 3.0f == 6.0f);
     assert(6.0f / 2.0f == 3.0f);
 
+    assert(powf(0.0f, 1.0f) == 0.0f);
+    assert(powf(1.0f, 2.0f) == 1.0f);
+    assert(powf(2.0f, 3.0f) == 8.0f);
     assert(sqrtf(0.0f) == 0.0f);
     assert(sqrtf(4.0f) == 2.0f);
     assert(sinf(0.0f) == 0.0f);