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| author | rakdver <rakdver@138bc75d-0d04-0410-961f-82ee72b054a4> | 2007-06-10 20:39:22 +0000 |
|---|---|---|
| committer | rakdver <rakdver@138bc75d-0d04-0410-961f-82ee72b054a4> | 2007-06-10 20:39:22 +0000 |
| commit | 5b5037b32317ffd475a733d701c4ad7f90592d7b (patch) | |
| tree | aa6fde364b39cc3fab0e7d98faf468b947ade3d2 /gcc/tree.h | |
| parent | 5f414da7343d7257f96b6abb4e3b269af30a01b6 (diff) | |
| download | gcc-5b5037b32317ffd475a733d701c4ad7f90592d7b.tar.gz | |
* tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
* tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
* tree-ssa-loop-prefetch.c: Include optabs.h.
(FENCE_FOLLOWING_MOVNT): New macro.
(struct mem_ref): Add independent_p and storent_p fields.
(record_ref): Initalize the new fields.
(gather_memory_references_ref): Return true if the reference
could be analysed.
(gather_memory_references): Check whether all memory accesses
in loop were recorded.
(should_issue_prefetch_p): Return false for nontemporal stores.
(nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
(determine_loop_nest_reuse): Detect independent memory references.
(loop_prefetch_arrays): Call mark_nontemporal_stores.
* tree-flow.h (mark_virtual_ops_for_renaming): Declare.
* Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
* config/i386/i386.h (x86_mfence): Declare.
(FENCE_FOLLOWING_MOVNT): Return x86_mfence.
* config/i386/i386.c (x86_mfence): New variable.
(ix86_init_mmx_sse_builtins): Initialize x86_mfence.
* tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
* optabs.c (init_optabs): Initialize storent_optab.
* optabs.h (enum optab_index): Add OTI_storent.
(storent_optab): Declare.
* genopinit.c (optabs): Add initialization for storent_optab.
* tree.h (MOVE_NONTEMPORAL): New macro.
* expr.c (expand_assignment, store_expr, store_constructor_field,
store_constructor, store_field, expand_expr_real_1): Propagate
nontemporality of the expanded store.
(emit_storent_insn): New function.
* expr.h (expand_assignment, store_expr): Declaration changed.
* function.c (assign_parm_setup_reg): Pass false as nontemporality
to expand_assignment.
* stmt.c (expand_asm_expr): Ditto.
* calls.c (initialize_argument_information): Pass false as
nontemporality to store_expr.
* config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
storentsi): New.
* gcc.dg/tree-ssa/prefetch-7.c: New test.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@125604 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/tree.h')
| -rw-r--r-- | gcc/tree.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/gcc/tree.h b/gcc/tree.h index 0d31884ba27..bd6232d42ef 100644 --- a/gcc/tree.h +++ b/gcc/tree.h @@ -447,6 +447,8 @@ struct gimple_stmt GTY(()) EH_FILTER_MUST_NOT_THROW in EH_FILTER_EXPR TYPE_REF_CAN_ALIAS_ALL in POINTER_TYPE, REFERENCE_TYPE + MOVE_NONTEMPORAL in + GIMPLE_MODIFY_STMT CASE_HIGH_SEEN in CASE_LABEL_EXPR public_flag: @@ -1159,6 +1161,10 @@ extern void omp_clause_range_check_failed (const tree, const char *, int, #define TYPE_REF_CAN_ALIAS_ALL(NODE) \ (PTR_OR_REF_CHECK (NODE)->base.static_flag) +/* In a MODIFY_EXPR, means that the store in the expression is nontemporal. */ +#define MOVE_NONTEMPORAL(NODE) \ + (GIMPLE_MODIFY_STMT_CHECK (NODE)->base.static_flag) + /* In an INTEGER_CST, REAL_CST, COMPLEX_CST, or VECTOR_CST, this means there was an overflow in folding. */ |