cmd/compile: print block auxint value in HTML output

The auxint value was being printed in LongString() but not LongHTML().

Fixes #38250.

Change-Id: I28e819feef8710f912bee424d1b900eb07f3abb8
Reviewed-on: https://go-review.googlesource.com/c/go/+/227160
Run-TryBot: Michael Munday <[email protected]>
TryBot-Result: Gobot Gobot <[email protected]>
Reviewed-by: Cherry Zhang <[email protected]>

Author: mundaym

src/cmd/compile/internal/ssa/block.go

@@ -124,15 +124,8 @@ func (b *Block) LongString() string {
 	if b.Aux != nil {
 		s += fmt.Sprintf(" {%s}", b.Aux)
 	}
-	if t := b.Kind.AuxIntType(); t != "" {
-		switch t {
-		case "Int8":
-			s += fmt.Sprintf(" [%v]", int8(b.AuxInt))
-		case "UInt8":
-			s += fmt.Sprintf(" [%v]", uint8(b.AuxInt))
-		default:
-			s += fmt.Sprintf(" [%v]", b.AuxInt)
-		}
+	if t := b.AuxIntString(); t != "" {
+		s += fmt.Sprintf(" [%s]", t)
 	}
 	for _, c := range b.ControlValues() {
 		s += fmt.Sprintf(" %s", c)
@@ -341,6 +334,19 @@ func (b *Block) LackingPos() bool {
 	return true
 }
 
+func (b *Block) AuxIntString() string {
+	switch b.Kind.AuxIntType() {
+	case "Int8":
+		return fmt.Sprintf("%v", int8(b.AuxInt))
+	case "UInt8":
+		return fmt.Sprintf("%v", uint8(b.AuxInt))
+	default: // type specified but not implemented - print as int64
+		return fmt.Sprintf("%v", b.AuxInt)
+	case "": // no aux int type
+		return ""
+	}
+}
+
 func (b *Block) Logf(msg string, args ...interface{})   { b.Func.Logf(msg, args...) }
 func (b *Block) Log() bool                              { return b.Func.Log() }
 func (b *Block) Fatalf(msg string, args ...interface{}) { b.Func.Fatalf(msg, args...) }

src/cmd/compile/internal/ssa/html.go

@@ -1005,6 +1005,9 @@ func (b *Block) LongHTML() string {
 	if b.Aux != nil {
 		s += html.EscapeString(fmt.Sprintf(" {%v}", b.Aux))
 	}
+	if t := b.AuxIntString(); t != "" {
+		s += html.EscapeString(fmt.Sprintf(" [%v]", t))
+	}
 	for _, c := range b.ControlValues() {
 		s += fmt.Sprintf(" %s", c.HTML())
 	}