trans-mem (collect_bb2reg): Stop scanning at irrevocable
* trans-mem (collect_bb2reg): Stop scanning at irrevocable * blocks. (get_bb_regions_instrumented): Add new traverse_clone argument and use it. (expand_regions_1): Same. (expand_region): Same. (execute_tm_mark): Pass new argument to expand_regions. (expand_block_edges): Pass new argument to get_bb_regions_instrumented. testsuite/ * g++.dg/tm/pr51516.C: Adjust for uninstrumented code path. * gcc.dg/tm/clone-1.c: New test. From-SVN: r193633
This commit is contained in:
parent
a59a2c2116
commit
b5e10eac56
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@ -1,3 +1,14 @@
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2012-11-19 Aldy Hernandez <aldyh@redhat.com>
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* trans-mem (collect_bb2reg): Stop scanning at irrevocable blocks.
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(get_bb_regions_instrumented): Add new traverse_clone argument and
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use it.
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(expand_regions_1): Same.
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(expand_region): Same.
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(execute_tm_mark): Pass new argument to expand_regions.
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(expand_block_edges): Pass new argument to
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get_bb_regions_instrumented.
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2012-11-19 Sofiane Naci <sofiane.naci@arm.com>
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* config/aarch64/aarch64.c
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@ -1,3 +1,8 @@
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2012-11-19 Aldy Hernandez <aldyh@redhat.com>
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* g++.dg/tm/pr51516.C: Adjust for uninstrumented code path.
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* gcc.dg/tm/clone-1.c: New test.
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2012-11-19 Paolo Carlini <paolo.carlini@oracle.com>
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PR c++/55368
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@ -18,5 +18,4 @@ int main()
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}
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/* { dg-final { scan-assembler-not "_ITM_getTMCloneOrIrrevocable" } } */
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/* { dg-final { scan-tree-dump-times ";; Function C::C" 1 "optimized" } } */
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/* { dg-final { cleanup-tree-dump "optimized" } } */
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@ -0,0 +1,13 @@
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/* { dg-do compile } */
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/* { dg-options "-fgnu-tm -fdump-tree-tmmark" } */
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int foo;
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__attribute__((transaction_callable))
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void cloneme()
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{
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foo = 666;
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}
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/* { dg-final { scan-tree-dump-times "ITM_WU.*foo" 1 "tmmark" } } */
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/* { dg-final { cleanup-tree-dump "tmmark" } } */
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@ -138,7 +138,7 @@
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static void *expand_regions (struct tm_region *,
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void *(*callback)(struct tm_region *, void *),
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void *);
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void *, bool);
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/* Return the attributes we want to examine for X, or NULL if it's not
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@ -2455,7 +2455,7 @@ collect_bb2reg (struct tm_region *region, void *data)
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region->exit_blocks,
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region->irr_blocks,
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NULL,
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/*stop_at_irr_p=*/false);
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/*stop_at_irr_p=*/true);
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// We expect expand_region to perform a post-order traversal of the region
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// tree. Therefore the last region seen for any bb is the innermost.
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@ -2489,14 +2489,14 @@ collect_bb2reg (struct tm_region *region, void *data)
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// only known instance of this block sharing.
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static vec<tm_region_p>
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get_bb_regions_instrumented (void)
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get_bb_regions_instrumented (bool traverse_clones)
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{
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unsigned n = last_basic_block;
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vec<tm_region_p> ret;
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ret.create (n);
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ret.safe_grow_cleared (n);
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expand_regions (all_tm_regions, collect_bb2reg, &ret);
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expand_regions (all_tm_regions, collect_bb2reg, &ret, traverse_clones);
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return ret;
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}
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@ -2824,11 +2824,13 @@ execute_tm_mark (void)
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{
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pending_edge_inserts_p = false;
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expand_regions (all_tm_regions, generate_tm_state, NULL);
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expand_regions (all_tm_regions, generate_tm_state, NULL,
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/*traverse_clones=*/true);
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tm_log_init ();
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vec<tm_region_p> bb_regions = get_bb_regions_instrumented ();
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vec<tm_region_p> bb_regions
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= get_bb_regions_instrumented (/*traverse_clones=*/true);
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struct tm_region *r;
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unsigned i;
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@ -2842,7 +2844,8 @@ execute_tm_mark (void)
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propagate_tm_flags_out (all_tm_regions);
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// Expand GIMPLE_TRANSACTIONs into calls into the runtime.
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expand_regions (all_tm_regions, expand_transaction, NULL);
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expand_regions (all_tm_regions, expand_transaction, NULL,
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/*traverse_clones=*/false);
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tm_log_emit ();
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tm_log_delete ();
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@ -2998,7 +3001,8 @@ expand_block_edges (struct tm_region *const region, basic_block bb)
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static unsigned int
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execute_tm_edges (void)
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{
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vec<tm_region_p> bb_regions = get_bb_regions_instrumented ();
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vec<tm_region_p> bb_regions
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= get_bb_regions_instrumented (/*traverse_clones=*/false);
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struct tm_region *r;
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unsigned i;
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/* Helper function for expand_regions. Expand REGION and recurse to
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the inner region. Call CALLBACK on each region. CALLBACK returns
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NULL to continue the traversal, otherwise a non-null value which
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this function will return as well. */
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this function will return as well. TRAVERSE_CLONES is true if we
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should traverse transactional clones. */
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static void *
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expand_regions_1 (struct tm_region *region,
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void *(*callback)(struct tm_region *, void *),
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void *data)
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void *data,
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bool traverse_clones)
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{
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void *retval = NULL;
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if (region->exit_blocks)
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if (region->exit_blocks
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|| (traverse_clones && decl_is_tm_clone (current_function_decl)))
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{
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retval = callback (region, data);
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if (retval)
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}
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if (region->inner)
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{
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retval = expand_regions (region->inner, callback, data);
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retval = expand_regions (region->inner, callback, data, traverse_clones);
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if (retval)
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return retval;
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}
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/* Traverse the regions enclosed and including REGION. Execute
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CALLBACK for each region, passing DATA. CALLBACK returns NULL to
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continue the traversal, otherwise a non-null value which this
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function will return as well. */
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function will return as well. TRAVERSE_CLONES is true if we should
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traverse transactional clones. */
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static void *
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expand_regions (struct tm_region *region,
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void *(*callback)(struct tm_region *, void *),
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void *data)
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void *data,
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bool traverse_clones)
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{
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void *retval = NULL;
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while (region)
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{
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retval = expand_regions_1 (region, callback, data);
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retval = expand_regions_1 (region, callback, data, traverse_clones);
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if (retval)
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return retval;
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region = region->next;
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