all: format code according to Go 1.19 rules

Go 1.19 started reformatting code in a way that makes it more obvious
how it will be rendered on pkg.go.dev. It gets it almost right, but not
entirely. Therefore, I had to modify some of the comments so that they
are formatted correctly.

transform/interrupt.go

@@ -12,9 +12,9 @@ import (
 //
 // The operation is as follows. The compiler creates the following during IR
 // generation:
-//     * calls to runtime/interrupt.callHandlers with an interrupt number.
-//     * runtime/interrupt.handle objects that store the (constant) interrupt ID and
-//       interrupt handler func value.
+//   - calls to runtime/interrupt.callHandlers with an interrupt number.
+//   - runtime/interrupt.handle objects that store the (constant) interrupt ID and
+//     interrupt handler func value.
 //
 // This pass then replaces those callHandlers calls with calls to the actual
 // interrupt handlers. If there are no interrupt handlers for the given call,

transform/reflect.go

@@ -366,10 +366,13 @@ func (state *typeCodeAssignmentState) getNonBasicTypeCode(class string, typecode
 // getClassAndValueFromTypeCode takes a typecode (a llvm.Value of type
 // runtime.typecodeID), looks at the name, and extracts the typecode class and
 // value from it. For example, for a typecode with the following name:
-//     reflect/types.type:pointer:named:reflect.ValueError
+//
+//	reflect/types.type:pointer:named:reflect.ValueError
+//
 // It extracts:
-//     class = "pointer"
-//     value = "named:reflect.ValueError"
+//
+//	class = "pointer"
+//	value = "named:reflect.ValueError"
 func getClassAndValueFromTypeCode(typecode llvm.Value) (class, value string) {
 	typecodeName := typecode.Name()
 	const prefix = "reflect/types.type:"

transform/reflect_test.go

@@ -15,13 +15,13 @@ type reflectAssert struct {
 
 // Test reflect lowering. This code looks at IR like this:
 //
-//   call void @main.assertType(i32 ptrtoint (%runtime.typecodeID* @"reflect/types.type:basic:int" to i32), i8* inttoptr (i32 3 to i8*), i32 4, i8* undef, i8* undef)
+//	call void @main.assertType(i32 ptrtoint (%runtime.typecodeID* @"reflect/types.type:basic:int" to i32), i8* inttoptr (i32 3 to i8*), i32 4, i8* undef, i8* undef)
 //
 // and verifies that the ptrtoint constant (the first parameter of
 // @main.assertType) is replaced with the correct type code.  The expected
 // output is this:
 //
-//   call void @main.assertType(i32 4, i8* inttoptr (i32 3 to i8*), i32 4, i8* undef, i8* undef)
+//	call void @main.assertType(i32 4, i8* inttoptr (i32 3 to i8*), i32 4, i8* undef, i8* undef)
 //
 // The first and third parameter are compared and must match, the second
 // parameter is ignored.

transform/rtcalls.go

@@ -12,7 +12,7 @@ import (
 // OptimizeStringToBytes transforms runtime.stringToBytes(...) calls into const
 // []byte slices whenever possible. This optimizes the following pattern:
 //
-//     w.Write([]byte("foo"))
+//	w.Write([]byte("foo"))
 //
 // where Write does not store to the slice.
 func OptimizeStringToBytes(mod llvm.Module) {
@@ -91,12 +91,12 @@ func OptimizeStringEqual(mod llvm.Module) {
 
 // OptimizeReflectImplements optimizes the following code:
 //
-//     implements := someType.Implements(someInterfaceType)
+//	implements := someType.Implements(someInterfaceType)
 //
 // where someType is an arbitrary reflect.Type and someInterfaceType is a
 // reflect.Type of interface kind, to the following code:
 //
-//     _, implements := someType.(interfaceType)
+//	_, implements := someType.(interfaceType)
 //
 // if the interface type is known at compile time (that is, someInterfaceType is
 // a LLVM constant aggregate). This optimization is especially important for the