diff --git a/argon2/blamka_amd64.s b/argon2/blamka_amd64.s
index f3b653a12f..6713accac0 100644
--- a/argon2/blamka_amd64.s
+++ b/argon2/blamka_amd64.s
@@ -199,8 +199,8 @@ TEXT ·mixBlocksSSE2(SB), 4, $0-32
 	MOVQ out+0(FP), DX
 	MOVQ a+8(FP), AX
 	MOVQ b+16(FP), BX
-	MOVQ a+24(FP), CX
-	MOVQ $128, BP
+	MOVQ c+24(FP), CX
+	MOVQ $128, DI
 
 loop:
 	MOVOU 0(AX), X0
@@ -213,7 +213,7 @@ loop:
 	ADDQ  $16, BX
 	ADDQ  $16, CX
 	ADDQ  $16, DX
-	SUBQ  $2, BP
+	SUBQ  $2, DI
 	JA    loop
 	RET
 
@@ -222,8 +222,8 @@ TEXT ·xorBlocksSSE2(SB), 4, $0-32
 	MOVQ out+0(FP), DX
 	MOVQ a+8(FP), AX
 	MOVQ b+16(FP), BX
-	MOVQ a+24(FP), CX
-	MOVQ $128, BP
+	MOVQ c+24(FP), CX
+	MOVQ $128, DI
 
 loop:
 	MOVOU 0(AX), X0
@@ -238,6 +238,6 @@ loop:
 	ADDQ  $16, BX
 	ADDQ  $16, CX
 	ADDQ  $16, DX
-	SUBQ  $2, BP
+	SUBQ  $2, DI
 	JA    loop
 	RET
diff --git a/sha3/keccakf_amd64.s b/sha3/keccakf_amd64.s
index 8fb26aebb2..1f53938861 100644
--- a/sha3/keccakf_amd64.s
+++ b/sha3/keccakf_amd64.s
@@ -319,9 +319,9 @@
 	MOVQ rDi, _si(oState); \
 	MOVQ rDo, _so(oState)  \
 
-// func keccakF1600(state *[25]uint64)
+// func keccakF1600(a *[25]uint64)
 TEXT ·keccakF1600(SB), 0, $200-8
-	MOVQ state+0(FP), rpState
+	MOVQ a+0(FP), rpState
 
 	// Convert the user state into an internal state
 	NOTQ _be(rpState)