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gimple.h (gimple_set_in_transaction): Remove.

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* gimple.h (gimple_set_in_transaction): Remove.
        (gimple_in_transaction): Look in BB instead.
        (gimple_statement_base): Remove in_transaction field.
        * basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
        * trans-mem.c (compute_transaction_bits): Place transaction bit
        information into basic blocks.

From-SVN: r187729
This commit is contained in:
Aldy Hernandez 2012-05-21 18:02:17 +00:00 committed by Aldy Hernandez
parent 0ac65d04f4
commit 83e1a7f080
4 changed files with 20 additions and 21 deletions
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9
gcc/ChangeLog
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@ -1,3 +1,12 @@
2012-05-21 Aldy Hernandez <aldyh@redhat.com>
* gimple.h (gimple_set_in_transaction): Remove.
(gimple_in_transaction): Look in BB instead.
(gimple_statement_base): Remove in_transaction field.
* basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
* trans-mem.c (compute_transaction_bits): Place transaction bit
information into basic blocks.
2012-05-21 Andreas Schwab <schwab@linux-m68k.org>
* expr.c (get_def_for_expr_class): Define only if

7
gcc/basic-block.h
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@ -263,7 +263,12 @@ enum bb_flags
BB_MODIFIED = 1 << 12,
/* A general visited flag for passes to use. */
BB_VISITED = 1 << 13
BB_VISITED = 1 << 13,
/* Set on blocks that are in a transaction. This is calculated on
demand, and is available after calling
compute_transaction_bits(). */
BB_IN_TRANSACTION = 1 << 14
};
/* Dummy flag for convenience in the hot/cold partitioning code. */

15
gcc/gimple.h
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@ -179,11 +179,6 @@ struct GTY(()) gimple_statement_base {
/* Nonzero if this statement contains volatile operands. */
unsigned has_volatile_ops : 1;
/* Nonzero if this statement appears inside a transaction. This bit
is calculated on de-mand and has relevant information only after
it has been calculated with compute_transaction_bits. */
unsigned in_transaction : 1;
/* The SUBCODE field can be used for tuple-specific flags for tuples
that do not require subcodes. Note that SUBCODE should be at
least as wide as tree codes, as several tuples store tree codes
@ -1598,15 +1593,7 @@ gimple_set_has_volatile_ops (gimple stmt, bool volatilep)
static inline bool
gimple_in_transaction (gimple stmt)
{
return stmt->gsbase.in_transaction;
}
/* Set the IN_TRANSACTION flag to TRANSACTIONP. */
static inline void
gimple_set_in_transaction (gimple stmt, bool transactionp)
{
stmt->gsbase.in_transaction = (unsigned) transactionp;
return gimple_bb (stmt)->flags & BB_IN_TRANSACTION;
}
/* Return true if statement STMT may access memory. */

10
gcc/trans-mem.c
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@ -2451,13 +2451,15 @@ compute_transaction_bits (void)
struct tm_region *region;
VEC (basic_block, heap) *queue;
unsigned int i;
gimple_stmt_iterator gsi;
basic_block bb;
/* ?? Perhaps we need to abstract gate_tm_init further, because we
certainly don't need it to calculate CDI_DOMINATOR info. */
gate_tm_init ();
FOR_EACH_BB (bb)
bb->flags &= ~BB_IN_TRANSACTION;
for (region = all_tm_regions; region; region = region->next)
{
queue = get_tm_region_blocks (region->entry_block,
@ -2466,11 +2468,7 @@ compute_transaction_bits (void)
NULL,
/*stop_at_irr_p=*/true);
for (i = 0; VEC_iterate (basic_block, queue, i, bb); ++i)
for (gsi = gsi_start_bb (bb); !gsi_end_p (gsi); gsi_next (&gsi))
{
gimple stmt = gsi_stmt (gsi);
gimple_set_in_transaction (stmt, true);
}
bb->flags |= BB_IN_TRANSACTION;
VEC_free (basic_block, heap, queue);
}