diff options
Diffstat (limited to 'gcc/tree.c')
| -rw-r--r-- | gcc/tree.c | 22 |
1 files changed, 1 insertions, 21 deletions
@@ -334,7 +334,6 @@ make_node_stat (enum tree_code code MEM_STAT_DECL) case INIT_EXPR: case MODIFY_EXPR: case VA_ARG_EXPR: - case RTL_EXPR: case PREDECREMENT_EXPR: case PREINCREMENT_EXPR: case POSTDECREMENT_EXPR: @@ -1455,7 +1454,6 @@ first_rtl_op (enum tree_code code) case SAVE_EXPR: return 2; case GOTO_SUBROUTINE_EXPR: - case RTL_EXPR: return 0; case WITH_CLEANUP_EXPR: return 2; @@ -1530,12 +1528,6 @@ unsave_expr_1 (tree expr) TREE_OPERAND (expr, 3) = NULL_TREE; break; - case RTL_EXPR: - /* I don't yet know how to emit a sequence multiple times. */ - if (RTL_EXPR_SEQUENCE (expr) != 0) - abort (); - break; - default: break; } @@ -1552,10 +1544,7 @@ unsave_expr_1 (tree expr) SAVE_EXPRs basically *only* appear replicated in an expression tree, occasionally across the whole of a function. It is therefore only safe to unsave a SAVE_EXPR if you know that all occurrences appear - below the UNSAVE_EXPR. - - RTL_EXPRs consume their rtl during evaluation. It is therefore - never possible to unsave them. */ + below the UNSAVE_EXPR. */ int unsafe_for_reeval (tree expr) @@ -1575,7 +1564,6 @@ unsafe_for_reeval (tree expr) switch (code) { case SAVE_EXPR: - case RTL_EXPR: return 2; /* A label can only be emitted once. */ @@ -2194,13 +2182,6 @@ stabilize_reference (tree ref) volatiles. */ return stabilize_reference_1 (ref); - case RTL_EXPR: - result = build1 (INDIRECT_REF, TREE_TYPE (ref), - save_expr (build1 (ADDR_EXPR, - build_pointer_type (TREE_TYPE (ref)), - ref))); - break; - /* If arg isn't a kind of lvalue we recognize, make no change. Caller should recognize the error for an invalid lvalue. */ default: @@ -2459,7 +2440,6 @@ build1_stat (enum tree_code code, tree type, tree node MEM_STAT_DECL) case INIT_EXPR: case MODIFY_EXPR: case VA_ARG_EXPR: - case RTL_EXPR: case PREDECREMENT_EXPR: case PREINCREMENT_EXPR: case POSTDECREMENT_EXPR: |