diff options
Diffstat (limited to 'gcc/tree.h')
| -rw-r--r-- | gcc/tree.h | 32 |
1 files changed, 28 insertions, 4 deletions
@@ -1348,6 +1348,21 @@ struct tree_exp GTY(()) struct ptr_info_def; #endif + + +/* Immediate use linking structure. THis structure is used for maintaining + a doubly linked list of uses of an SSA_NAME. */ +typedef struct ssa_imm_use_d GTY(()) +{ + struct ssa_imm_use_d* GTY((skip(""))) prev; + struct ssa_imm_use_d* GTY((skip(""))) next; + tree GTY((skip(""))) stmt; + tree *GTY((skip(""))) use; +} ssa_imm_use_t; + +/* Return the immediate_use information for an SSA_NAME. */ +#define SSA_NAME_IMM_USE_NODE(NODE) SSA_NAME_CHECK (NODE)->ssa_name.imm_uses + struct tree_ssa_name GTY(()) { struct tree_common common; @@ -1370,9 +1385,19 @@ struct tree_ssa_name GTY(()) /* Auxiliary information stored with the ssa name. */ PTR GTY((skip)) aux; + + /* Immediate uses list for this SSA_NAME. */ + struct ssa_imm_use_d imm_uses; }; /* In a PHI_NODE node. */ + +/* These 2 macros should be considered off limits for use by developers. If + you wish to access the use or def fields of a PHI_NODE in the SSA + optimizers, use the accessor macros found in tree-ssa-operands.h. + These two macros are to be used only by those accessor macros, and other + select places where we *absolutly* must take the address of the tree. */ + #define PHI_RESULT_TREE(NODE) PHI_NODE_CHECK (NODE)->phi.result #define PHI_ARG_DEF_TREE(NODE, I) PHI_NODE_ELT_CHECK (NODE, I).def @@ -1390,12 +1415,13 @@ struct tree_ssa_name GTY(()) #define PHI_ARG_EDGE(NODE, I) (EDGE_PRED (PHI_BB ((NODE)), (I))) #define PHI_ARG_NONZERO(NODE, I) PHI_NODE_ELT_CHECK (NODE, I).nonzero #define PHI_BB(NODE) PHI_NODE_CHECK (NODE)->phi.bb -#define PHI_DF(NODE) PHI_NODE_CHECK (NODE)->phi.df +#define PHI_ARG_IMM_USE_NODE(NODE, I) PHI_NODE_ELT_CHECK (NODE, I).imm_use struct edge_def; struct phi_arg_d GTY(()) { + struct ssa_imm_use_d imm_use; /* imm_use MUST be first element in struct. */ tree def; bool nonzero; }; @@ -1414,9 +1440,6 @@ struct tree_phi_node GTY(()) /* Basic block to that the phi node belongs. */ struct basic_block_def *bb; - /* Dataflow information. */ - struct dataflow_d *df; - struct phi_arg_d GTY ((length ("((tree)&%h)->phi.num_args"))) a[1]; }; @@ -3895,6 +3918,7 @@ enum tree_dump_index #define TDF_TREE (1 << 9) /* is a tree dump */ #define TDF_RTL (1 << 10) /* is a RTL dump */ #define TDF_IPA (1 << 11) /* is an IPA dump */ +#define TDF_STMTADDR (1 << 12) /* Address of stmt. */ typedef struct dump_info *dump_info_p; |