* For SSA_NAME: Print the ssa name's def stmt on its own line. Before: <ssa_name 0x7ffff6a26ca8 type <vector_type 0x7ffff6a09bd0 type <integer_type 0x7ffff688a888 unsigned int sizes-gimplified public unsigned SI size <integer_cst 0x7ffff6886ca8 constant 32> unit size <integer_cst 0x7ffff6886cc0 constant 4> align 32 symtab 0 alias set -1 canonical type 0x7ffff688a888 precision 32 min <integer_cst 0x7ffff6886f30 0> max <integer_cst 0x7ffff6886f18 4294967295> context <translation_unit_decl 0x7ffff6893348 D.2203> pointer_to_this <pointer_type 0x7ffff68aae70>> unsigned V8SI size <integer_cst 0x7ffff68a2168 constant 256> unit size <integer_cst 0x7ffff68a21f8 constant 32> align 256 symtab 0 alias set 1 canonical type 0x7ffff6a09bd0 nunits 8 pointer_to_this <pointer_type 0x7ffff6a09d20>> visited var <var_decl 0x7ffff6a046c0 vect__2.15>def_stmt vect__2.15_101 = vect__1.14_99 & { 1, 1, 1, 1, 1, 1, 1, 1 };
version 101> After: (gdb) print debug_tree (op0) <ssa_name 0x7ffff6a26ca8 type <vector_type 0x7ffff6a09bd0 type <integer_type 0x7ffff688a888 unsigned int sizes-gimplified public unsigned SI size <integer_cst 0x7ffff6886ca8 constant 32> unit size <integer_cst 0x7ffff6886cc0 constant 4> align 32 symtab 0 alias set -1 canonical type 0x7ffff688a888 precision 32 min <integer_cst 0x7ffff6886f30 0> max <integer_cst 0x7ffff6886f18 4294967295> context <translation_unit_decl 0x7ffff6893348 D.2203> pointer_to_this <pointer_type 0x7ffff68aae70>> unsigned V8SI size <integer_cst 0x7ffff68a2168 constant 256> unit size <integer_cst 0x7ffff68a21f8 constant 32> align 256 symtab 0 alias set 1 canonical type 0x7ffff6a09bd0 nunits 8 pointer_to_this <pointer_type 0x7ffff6a09d20>> visited var <var_decl 0x7ffff6a046c0 vect__2.15> def_stmt vect__2.15_101 = vect__1.14_99 & { 1, 1, 1, 1, 1, 1, 1, 1 }; version 101> * For VECTOR_CST: Coalesce the output of identical consecutive elt values. Before: <vector_cst 0x7ffff6a23870 type <vector_type 0x7ffff6a09bd0 type <integer_type 0x7ffff688a888 unsigned int sizes-gimplified public unsigned SI size <integer_cst 0x7ffff6886ca8 constant 32> unit size <integer_cst 0x7ffff6886cc0 constant 4> align 32 symtab 0 alias set -1 canonical type 0x7ffff688a888 precision 32 min <integer_cst 0x7ffff6886f30 0> max <integer_cst 0x7ffff6886f18 4294967295> context <translation_unit_decl 0x7ffff6893348 D.2203> pointer_to_this <pointer_type 0x7ffff68aae70>> unsigned V8SI size <integer_cst 0x7ffff68a2168 constant 256> unit size <integer_cst 0x7ffff68a21f8 constant 32> align 256 symtab 0 alias set 1 canonical type 0x7ffff6a09bd0 nunits 8 pointer_to_this <pointer_type 0x7ffff6a09d20>> constant elt0: <integer_cst 0x7ffff69ec840 type <integer_type 0x7ffff69db3f0 ui> constant 0> elt1: <integer_cst 0x7ffff69ec840 0> elt2: <integer_cst 0x7ffff69ec840 0> elt3: <integer_cst 0x7ffff69ec840 0> elt4: <integer_cst 0x7ffff69ec840 0> elt5: <integer_cst 0x7ffff69ec840 0> elt6: <integer_cst 0x7ffff69ec840 0> elt7: <integer_cst 0x7ffff69ec840 0>> After: (gdb) print debug_tree (op1) <vector_cst 0x7ffff6a23870 type <vector_type 0x7ffff6a09bd0 type <integer_type 0x7ffff688a888 unsigned int sizes-gimplified public unsigned SI size <integer_cst 0x7ffff6886ca8 constant 32> unit size <integer_cst 0x7ffff6886cc0 constant 4> align 32 symtab 0 alias set -1 canonical type 0x7ffff688a888 precision 32 min <integer_cst 0x7ffff6886f30 0> max <integer_cst 0x7ffff6886f18 4294967295> context <translation_unit_decl 0x7ffff6893348 D.2203> pointer_to_this <pointer_type 0x7ffff68aae70>> unsigned V8SI size <integer_cst 0x7ffff68a2168 constant 256> unit size <integer_cst 0x7ffff68a21f8 constant 32> align 256 symtab 0 alias set 1 canonical type 0x7ffff6a09bd0 nunits 8 pointer_to_this <pointer_type 0x7ffff6a09d20>> constant elt0...elt7: <integer_cst 0x7ffff69ec840 type <integer_type 0x7ffff69db3f0 ui> constant 0>> (I also tested the change on non-uniform VECTOR_CSTs.) Does this look OK to commit after bootstrap + regtesting? gcc/ChangeLog: * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of identical consecutive elt values. [SSA_NAME]: Print the name's def stmt on its own line. --- gcc/print-tree.c | 12 +++++++++++- 1 file changed, 11 insertions(+), 1 deletion(-) diff --git a/gcc/print-tree.c b/gcc/print-tree.c index 468f1ff..c87f901 100644 --- a/gcc/print-tree.c +++ b/gcc/print-tree.c @@ -770,8 +770,17 @@ print_node (FILE *file, const char *prefix, tree node, int indent) for (i = 0; i < VECTOR_CST_NELTS (node); ++i) { - sprintf (buf, "elt%u: ", i); + unsigned j; + for (j = i + 1; j < VECTOR_CST_NELTS (node); j++) + if (VECTOR_CST_ELT (node, j) != VECTOR_CST_ELT (node, i)) + break; + j--; + if (i == j) + sprintf (buf, "elt%u: ", i); + else + sprintf (buf, "elt%u...elt%u: ", i, j); print_node (file, buf, VECTOR_CST_ELT (node, i), indent + 4); + i = j; } } break; @@ -869,6 +878,7 @@ print_node (FILE *file, const char *prefix, tree node, int indent) case SSA_NAME: print_node_brief (file, "var", SSA_NAME_VAR (node), indent + 4); + indent_to (file, indent + 4); fprintf (file, "def_stmt "); print_gimple_stmt (file, SSA_NAME_DEF_STMT (node), indent + 4, 0); -- 2.9.3.650.g20ba99f