diff options
Diffstat (limited to 'gcc/testsuite/gcc.dg/plugin/selfassign.c')
| -rw-r--r-- | gcc/testsuite/gcc.dg/plugin/selfassign.c | 33 |
1 files changed, 14 insertions, 19 deletions
diff --git a/gcc/testsuite/gcc.dg/plugin/selfassign.c b/gcc/testsuite/gcc.dg/plugin/selfassign.c index df42abd27df..eb8f24a45a8 100644 --- a/gcc/testsuite/gcc.dg/plugin/selfassign.c +++ b/gcc/testsuite/gcc.dg/plugin/selfassign.c @@ -52,9 +52,7 @@ get_real_ref_rhs (tree expr) /* We are only interested in an assignment with a single rhs operand because if it is not, the original assignment will not possibly be a self-assignment. */ - if (is_gimple_assign (def_stmt) - && (get_gimple_rhs_class (gimple_assign_rhs_code (def_stmt)) - == GIMPLE_SINGLE_RHS)) + if (gimple_assign_single_p (def_stmt)) return get_real_ref_rhs (gimple_assign_rhs1 (def_stmt)); else return NULL_TREE; @@ -66,7 +64,7 @@ get_real_ref_rhs (tree expr) case PARM_DECL: case FIELD_DECL: case COMPONENT_REF: - case INDIRECT_REF: + case MEM_REF: case ARRAY_REF: return expr; default: @@ -116,17 +114,18 @@ get_non_ssa_expr (tree expr) else return expr; } - case INDIRECT_REF: + case MEM_REF: { tree orig_base = TREE_OPERAND (expr, 0); - tree base = get_non_ssa_expr (orig_base); - if (!base) - return NULL_TREE; - /* If BASE is converted, build a new indirect reference tree. */ - if (base != orig_base) - return build1 (INDIRECT_REF, TREE_TYPE (TREE_TYPE (base)), base); - else - return expr; + if (TREE_CODE (orig_base) == SSA_NAME) + { + tree base = get_non_ssa_expr (orig_base); + if (!base) + return NULL_TREE; + return fold_build2 (MEM_REF, TREE_TYPE (expr), + base, TREE_OPERAND (expr, 1)); + } + return expr; } case ARRAY_REF: { @@ -153,9 +152,7 @@ get_non_ssa_expr (tree expr) && !gimple_nop_p (SSA_NAME_DEF_STMT (expr))) { gimple def_stmt = SSA_NAME_DEF_STMT (expr); - if (is_gimple_assign (def_stmt) - && (get_gimple_rhs_class (gimple_assign_rhs_code (def_stmt)) - == GIMPLE_SINGLE_RHS)) + if (gimple_assign_single_p (def_stmt)) vdecl = gimple_assign_rhs1 (def_stmt); } return get_non_ssa_expr (vdecl); @@ -201,9 +198,7 @@ warn_self_assign (gimple stmt) tree rhs, lhs; /* Check assigment statement. */ - if (is_gimple_assign (stmt) - && (get_gimple_rhs_class (gimple_assign_rhs_code (stmt)) - == GIMPLE_SINGLE_RHS)) + if (gimple_assign_single_p (stmt)) { rhs = get_real_ref_rhs (gimple_assign_rhs1 (stmt)); if (!rhs) |