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-rw-r--r--luxc/src/lux/compiler/jvm/case.clj41
1 files changed, 20 insertions, 21 deletions
diff --git a/luxc/src/lux/compiler/jvm/case.clj b/luxc/src/lux/compiler/jvm/case.clj
index cceed14e4..aa262a102 100644
--- a/luxc/src/lux/compiler/jvm/case.clj
+++ b/luxc/src/lux/compiler/jvm/case.clj
@@ -108,27 +108,26 @@
(.visitMethodInsn Opcodes/INVOKEVIRTUAL "java/lang/Object" "equals" "(Ljava/lang/Object;)Z")
(.visitJumpInsn Opcodes/IFEQ $else))
- (&o/$TuplePM _idx+)
- (|let [[_idx is-tail?] (|case _idx+
- (&/$Left _idx)
- (&/T [_idx false])
-
- (&/$Right _idx)
- (&/T [_idx true]))]
- (if (= 0 _idx)
- (doto writer
- stack-peek
- (.visitTypeInsn Opcodes/CHECKCAST "[Ljava/lang/Object;")
- (.visitLdcInsn (int 0))
- (.visitInsn Opcodes/AALOAD)
- (.visitMethodInsn Opcodes/INVOKESTATIC "lux/LuxRT" "pm_stack_push" "([Ljava/lang/Object;Ljava/lang/Object;)[Ljava/lang/Object;"))
- (doto writer
- stack-peek
- (.visitTypeInsn Opcodes/CHECKCAST "[Ljava/lang/Object;")
- (.visitLdcInsn (int _idx))
- (.visitMethodInsn Opcodes/INVOKESTATIC "lux/LuxRT" (if is-tail? "product_getRight" "tuple_left") "([Ljava/lang/Object;I)Ljava/lang/Object;")
- (.visitMethodInsn Opcodes/INVOKESTATIC "lux/LuxRT" "pm_stack_push" "([Ljava/lang/Object;Ljava/lang/Object;)[Ljava/lang/Object;")
- )))
+ (&o/$TuplePM (&/$Left lefts))
+ (let [accessI (if (= 0 lefts)
+ #(doto %
+ (.visitInsn Opcodes/AALOAD))
+ #(doto %
+ (.visitMethodInsn Opcodes/INVOKESTATIC "lux/LuxRT" "tuple_left" "([Ljava/lang/Object;I)Ljava/lang/Object;")))]
+ (doto writer
+ stack-peek
+ (.visitTypeInsn Opcodes/CHECKCAST "[Ljava/lang/Object;")
+ (.visitLdcInsn (int lefts))
+ accessI
+ (.visitMethodInsn Opcodes/INVOKESTATIC "lux/LuxRT" "pm_stack_push" "([Ljava/lang/Object;Ljava/lang/Object;)[Ljava/lang/Object;")))
+
+ (&o/$TuplePM (&/$Right _idx))
+ (doto writer
+ stack-peek
+ (.visitTypeInsn Opcodes/CHECKCAST "[Ljava/lang/Object;")
+ (.visitLdcInsn (int (dec _idx)))
+ (.visitMethodInsn Opcodes/INVOKESTATIC "lux/LuxRT" "tuple_right" "([Ljava/lang/Object;I)Ljava/lang/Object;")
+ (.visitMethodInsn Opcodes/INVOKESTATIC "lux/LuxRT" "pm_stack_push" "([Ljava/lang/Object;Ljava/lang/Object;)[Ljava/lang/Object;"))
(&o/$VariantPM _idx+)
(|let [$success (new Label)