fix GGML_F32_VEC_FMA argument order in ggml_vec_mad1_f32

CISC · web-flow · commit 7810a02f7062 · 2025-09-28T16:34:27.000+02:00
diff --git a/ggml/src/ggml-cpu/vec.h b/ggml/src/ggml-cpu/vec.h
@@ -610,7 +610,7 @@ inline static void ggml_vec_mad1_f32(const int n, float * y, const float * x, co
         for (int i = 0; i < np; i += GGML_F32_STEP) {
             for (int j = 0; j < GGML_F32_ARR; j++) {
                 ay[j] = GGML_F32_VEC_LOAD(x + i + j*GGML_F32_EPR);
-                ay[j] = GGML_F32_VEC_FMA(ay[j], vs, vb);
+                ay[j] = GGML_F32_VEC_FMA(vb, ay[j], vs);
 
                 GGML_F32_VEC_STORE(y + i + j*GGML_F32_EPR, ay[j]);
             }

Original file line number	Diff line number	Diff line change
`@@ -610,7 +610,7 @@ inline static void ggml_vec_mad1_f32(const int n, float * y, const float * x, co`
`610`	`610`	`for (int i = 0; i < np; i += GGML_F32_STEP) {`
`611`	`611`	`for (int j = 0; j < GGML_F32_ARR; j++) {`
`612`	`612`	`ay[j] = GGML_F32_VEC_LOAD(x + i + j*GGML_F32_EPR);`
`613`		`- ay[j] = GGML_F32_VEC_FMA(ay[j], vs, vb);`
	`613`	`+ ay[j] = GGML_F32_VEC_FMA(vb, ay[j], vs);`
`614`	`614`
`615`	`615`	`GGML_F32_VEC_STORE(y + i + j*GGML_F32_EPR, ay[j]);`
`616`	`616`	`}`