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diff --git a/simple_v_extension/daxpy_example.mdwn b/simple_v_extension/daxpy_example.mdwn
index 48a3c7aeed6e03cd450f786e6ba029f0c25883aa..4e3163242541ad11c38361acba059123d445ca5a 100644 (file)
--- a/simple_v_extension/daxpy_example.mdwn
+++ b/simple_v_extension/daxpy_example.mdwn
@@ -13,20 +13,20 @@
 
 ```  
 
-    # r5: n
-    # r5: x
-    # r6: y
-    # fp1: a
-    mtctr 5                 # move n to CTR
-    addi r10,r6,0           # copy y-ptr into r10
+    # r5: n count
+    # r6: x ptr
+    # r7: y ptr
+    # fp1: a mul-scalar
+    mtctr 5                # move n to CTR
+    addi r10,r6,0          # copy y-ptr into r10
 .L2
-    setvl MAXVL=32,VL=CTR   # could do more
-    sv.lfdup/els *32,8(6)   # load from x
-    sv.lfdup/els *64,8(7)   # load from y
-    sv.fmadd *64,*64,1,*32  # fmadd
-    stfdup/els *64,8(10)    # store y-copy
-    sv.bc/ctr .L2           # decrement VL by CTR
-    blr                     # return
+    setvl MAXVL=32,VL=CTR  # could do more
+    sv.lfdup/els *32,8(6)  # load from x into fp32-63
+    sv.lfdup/els *64,8(7)  # load from y into fp64-95
+    sv.fmadd *64,*64,1,*32 # (*y) = (*y) * (*x) + fp1
+    stfdup/els *64,8(10)   # store y-copy
+    sv.bc/ctr .L2          # decrement VL by CTR
+    blr                    # return
 ```
 
 # RVV version