diff --git a/src/cmd/compile/internal/x86/387.go b/src/cmd/compile/internal/x86/387.go
index 18838fb4ca1..796aa82f190 100644
--- a/src/cmd/compile/internal/x86/387.go
+++ b/src/cmd/compile/internal/x86/387.go
@@ -326,7 +326,7 @@ func push(s *gc.SSAGenState, v *ssa.Value) {
 }
 
 // popAndSave pops a value off of the floating-point stack and stores
-// it in the reigster assigned to v.
+// it in the register assigned to v.
 func popAndSave(s *gc.SSAGenState, v *ssa.Value) {
 	r := v.Reg()
 	if _, ok := s.SSEto387[r]; ok {
diff --git a/test/codegen/README b/test/codegen/README
index f6877e701d2..d6b8cf5b32f 100644
--- a/test/codegen/README
+++ b/test/codegen/README
@@ -125,7 +125,7 @@ As a general guideline, test functions should be small, to avoid
 possible interactions between unrelated lines of code that may be
 introduced, for example, by the compiler's optimization passes.
 
-Any given line of Go code could get assigned more instructions that it
+Any given line of Go code could get assigned more instructions than it
 may appear from reading the source. In particular, matching all MOV
 instructions should be avoided; the compiler may add them for
 unrelated reasons and this may render the test ineffective.