dqily update on 20230423 by nitload youmu

2023-04-23 00:25:51 +08:00
parent 1cb78e9e8f
commit 7dba067146
45 changed files with 4698 additions and 43 deletions
@@ -17,8 +17,16 @@ void main()

 	
 	float a = 400.0f;
+	a = sseSqrt(a);
+	printf("%f",a);
+	/**/
+}
+
+
+float sseSqrt(float x)
+{
 	float r[4];
-	float* pa = &a;
+	float* pa = &x;

 	__m128 b;
 	__m128 c;
@@ -27,21 +35,6 @@ void main()
 	c = _mm_sqrt_ss(b);
 	_mm_store_ss(r, c);

-	printf("%f", r[0]);
-	/**/
-}
-
-/*
-float sseSqrt(float x)
-{
-	float* a = &x;
-	float result[4];
-
-	__m128 b = _mm_load_ss(a);
-	__m128 c = _mm_sqrt_ss(b);
-
-	_mm_store_ss(result, c);
-
-	return result[0];
+	return r[0];
 }
 /**/