JVM_IR: Enable loopVarInterval and forInReversedCollectionIndices

bytecode text tests.

compiler/testData/codegen/bytecodeText/forLoop/forInReversed/forInReversedCollectionIndices.kt

@@ -1,5 +1,3 @@
-// IGNORE_BACKEND: JVM_IR
-// NOTE: Enable once Collection.indices is handled
 import kotlin.test.*
 
 fun box(): String {
@@ -13,6 +11,9 @@ fun box(): String {
     return "OK"
 }
 
+// JVM non-IR uses while.
+// JVM IR uses if + do-while.
+
 // 0 reversed
 // 0 iterator
 // 0 getStart
@@ -20,5 +21,12 @@ fun box(): String {
 // 0 getFirst
 // 0 getLast
 // 0 getStep
-// 1 IF(_ICMPG|L)T
+
-// 1 IF
+// JVM_TEMPLATES
+// 1 IFLT
+// 1 IF
+
+// JVM_IR_TEMPLATES
+// 1 IF_ICMPGT
+// 1 IF_ICMPLE
+// 2 IF

compiler/testData/codegen/bytecodeText/forLoop/loopVarInterval.kt

@@ -1,10 +1,17 @@
-// IGNORE_BACKEND: JVM_IR
 fun f() {
     for (c in "123") {
         print(c)
     }
 }
 
+// Different locals slot numbers are used in JVM vs JVM IR for loop and induction variables.
+
+// JVM_TEMPLATES
 // 1 ISTORE 0\s+L3
 // 1 ILOAD 0\s+INVOKEVIRTUAL java/io/PrintStream.print \(C\)V
-// 1 LOCALVARIABLE c C L3 L.* 0
+// 1 LOCALVARIABLE c C L3 L\d+ 0
+
+// JVM_IR_TEMPLATES
+// 1 ISTORE 2\s+L5
+// 1 ILOAD 2\s+INVOKEVIRTUAL java/io/PrintStream.print \(C\)V
+// 1 LOCALVARIABLE c C L5 L\d+ 2