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From-SVN: r279813
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From-SVN: r267494
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Add flag -fassume-phsa that is on by default. If -fno-assume-phsa
is given, these optimizations are disabled.
With this flag, gccbrig can generate GENERIC that assumes we are
targeting a phsa-runtime based implementation, which allows us
to expose the work-item context accesses to retrieve WI IDs etc.
which helps optimizers.
First optimization that takes advantage of this is to get rid of
the setworkitemid calls whenever we have non-inlined calls that
use IDs internally.
Other optimizations added in this commit:
- expand absoluteid to similar level of simplicity as workitemid.
At the moment absoluteid is the best indexing ID to end up with
WG vectorization.
- propagate ID variables closer to their uses. This is mainly
to avoid known useless casts, which confuse at least scalar
evolution analysis.
- use signed long long for storing IDs. Unsigned integers have
defined wraparound semantics, which confuse at least scalar
evolution analysis, leading to unvectorizable WI loops.
- also refactor some BRIG function generation helpers to brig_function.
- no point in having the wi-loop as a for-loop. It's really
a do...while and SCEV can analyze it just fine still.
- add consts to ptrs etc. in BRIG builtin defs.
Improves optimization opportunities.
- add qualifiers to generated function parameters.
Const and restrict on the hidden local/private pointers,
the arg buffer and the context pointer help some optimizations.
From-SVN: r259957
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From-SVN: r256169
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segment variables.
PRM specs defines function and module scope group segment variables
as an experimental feature. However, PRM test suite uses and
hcc relies on them. In addition, hcc assumes certain group variable
layout in its dynamic group segment allocation code.
We cannot have global group memory offsets if we want to
both have kernel-specific group segment size and multiple kernels
calling the same functions that use function scope group memory
variables.
Now group segment is handled by separate book keeping of module
scope and function (kernel) offsets. Each function has a "frame"
in the group segment offset to which is given as an argument.
From-SVN: r253233
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self.add_dir on it.
contrib/
* update-copyright.py: Add libhsail-rt to self.default_dirs
and call self.add_dir on it. Add Intel Corporation to external
authors.
gcc/
* brig-builtins.def: Update copyright years.
* config/arm/arm_acle_builtins.def: Update copyright years.
gcc/brig/
Update copyright years.
gcc/testsuite/
* brig.dg/dg.exp: Update copyright years.
* lib/brig-dg.exp: Update copyright years.
* lib/brig.exp: Update copyright years.
libhsail-rt/
Update copyright years.
libstdc++-v3/
* libsupc++/eh_atomics.h: Update copyright years.
* testsuite/20_util/unique_ptr/cons/default.cc: Update copyright years.
From-SVN: r244919
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2017-01-24 Pekka Jääskeläinen <pekka@parmance.com>
Martin Jambor <mjambor@suse.cz>
* Makefile.def (target_modules): Added libhsail-rt.
(languages): Added language brig.
* Makefile.in: Regenerated.
* configure.ac (TOPLEVEL_CONFIGURE_ARGUMENTS): Added
tgarget-libhsail-rt. Make brig unsupported on untested architectures.
* configure: Regenerated.
gcc/
* brig-builtins.def: New file.
* builtins.def (DEF_HSAIL_BUILTIN): New macro.
(DEF_HSAIL_ATOMIC_BUILTIN): Likewise.
(DEF_HSAIL_SAT_BUILTIN): Likewise.
(DEF_HSAIL_INTR_BUILTIN): Likewise.
(DEF_HSAIL_CVT_ZEROI_SAT_BUILTIN): Likewise.
* builtin-types.def (BT_INT8): New.
(BT_INT16): Likewise.
(BT_UINT8): Likewise.
(BT_UINT16): Likewise.
(BT_FN_ULONG): Likewise.
(BT_FN_UINT_INT): Likewise.
(BT_FN_UINT_ULONG): Likewise.
(BT_FN_UINT_LONG): Likewise.
(BT_FN_UINT_PTR): Likewise.
(BT_FN_ULONG_PTR): Likewise.
(BT_FN_INT8_FLOAT): Likewise.
(BT_FN_INT16_FLOAT): Likewise.
(BT_FN_UINT32_FLOAT): Likewise.
(BT_FN_UINT16_FLOAT): Likewise.
(BT_FN_UINT8_FLOAT): Likewise.
(BT_FN_UINT64_FLOAT): Likewise.
(BT_FN_UINT16_UINT32): Likewise.
(BT_FN_UINT32_UINT16): Likewise.
(BT_FN_UINT16_UINT16_UINT16): Likewise.
(BT_FN_INT_PTR_INT): Likewise.
(BT_FN_UINT_PTR_UINT): Likewise.
(BT_FN_LONG_PTR_LONG): Likewise.
(BT_FN_ULONG_PTR_ULONG): Likewise.
(BT_FN_VOID_UINT64_UINT64): Likewise.
(BT_FN_UINT8_UINT8_UINT8): Likewise.
(BT_FN_INT8_INT8_INT8): Likewise.
(BT_FN_INT16_INT16_INT16): Likewise.
(BT_FN_INT_INT_INT): Likewise.
(BT_FN_UINT_FLOAT_UINT): Likewise.
(BT_FN_FLOAT_UINT_UINT): Likewise.
(BT_FN_ULONG_UINT_UINT): Likewise.
(BT_FN_ULONG_UINT_PTR): Likewise.
(BT_FN_ULONG_ULONG_ULONG): Likewise.
(BT_FN_UINT_UINT_UINT): Likewise.
(BT_FN_VOID_UINT_PTR): Likewise.
(BT_FN_UINT_UINT_PTR: Likewise.
(BT_FN_UINT32_UINT64_PTR): Likewise.
(BT_FN_INT_INT_UINT_UINT): Likewise.
(BT_FN_UINT_UINT_UINT_UINT): Likewise.
(BT_FN_UINT_UINT_UINT_PTR): Likewise.
(BT_FN_UINT_ULONG_ULONG_UINT): Likewise.
(BT_FN_ULONG_ULONG_ULONG_ULONG): Likewise.
(BT_FN_LONG_LONG_UINT_UINT): Likewise.
(BT_FN_ULONG_ULONG_UINT_UINT): Likewise.
(BT_FN_VOID_UINT32_UINT64_PTR): Likewise.
(BT_FN_VOID_UINT32_UINT32_PTR): Likewise.
(BT_FN_UINT_UINT_UINT_UINT_UINT): Likewise.
(BT_FN_UINT_FLOAT_FLOAT_FLOAT_FLOAT): Likewise.
(BT_FN_ULONG_ULONG_ULONG_UINT_UINT): Likewise.
* doc/frontends.texi: List BRIG FE.
* doc/install.texi (Testing): Add BRIG tesring requirements.
* doc/invoke.texi (Overall Options): Mention BRIG.
* doc/standards.texi (Standards): Doucment BRIG HSA version.
gcc/brig/
* Make-lang.in: New file.
* brig-builtins.h: Likewise.
* brig-c.h: Likewise.
* brig-lang.c: Likewise.
* brigspec.c: Likewise.
* config-lang.in: Likewise.
* lang-specs.h: Likewise.
* lang.opt: Likewise.
* brigfrontend/brig-arg-block-handler.cc: Likewise.
* brigfrontend/brig-atomic-inst-handler.cc: Likewise.
* brigfrontend/brig-basic-inst-handler.cc: Likewise.
* brigfrontend/brig-branch-inst-handler.cc: Likewise.
* brigfrontend/brig-cmp-inst-handler.cc: Likewise.
* brigfrontend/brig-code-entry-handler.cc: Likewise.
* brigfrontend/brig-code-entry-handler.h: Likewise.
* brigfrontend/brig-comment-handler.cc: Likewise.
* brigfrontend/brig-control-handler.cc: Likewise.
* brigfrontend/brig-copy-move-inst-handler.cc: Likewise.
* brigfrontend/brig-cvt-inst-handler.cc: Likewise.
* brigfrontend/brig-fbarrier-handler.cc: Likewise.
* brigfrontend/brig-function-handler.cc: Likewise.
* brigfrontend/brig-function.cc: Likewise.
* brigfrontend/brig-function.h: Likewise.
* brigfrontend/brig-inst-mod-handler.cc: Likewise.
* brigfrontend/brig-label-handler.cc: Likewise.
* brigfrontend/brig-lane-inst-handler.cc: Likewise.
* brigfrontend/brig-machine.c: Likewise.
* brigfrontend/brig-machine.h: Likewise.
* brigfrontend/brig-mem-inst-handler.cc: Likewise.
* brigfrontend/brig-module-handler.cc: Likewise.
* brigfrontend/brig-queue-inst-handler.cc: Likewise.
* brigfrontend/brig-seg-inst-handler.cc: Likewise.
* brigfrontend/brig-signal-inst-handler.cc: Likewise.
* brigfrontend/brig-to-generic.cc: Likewise.
* brigfrontend/brig-to-generic.h: Likewise.
* brigfrontend/brig-util.cc: Likewise.
* brigfrontend/brig-util.h: Likewise.
* brigfrontend/brig-variable-handler.cc: Likewise.
* brigfrontend/phsa.h: Likewise.
gcc/testsuite/
* lib/brig-dg.exp: New file.
* lib/brig.exp: Likewise.
* brig.dg/README: Likewise.
* brig.dg/dg.exp: Likewise.
* brig.dg/test/gimple/alloca.hsail: Likewise.
* brig.dg/test/gimple/atomics.hsail: Likewise.
* brig.dg/test/gimple/branches.hsail: Likewise.
* brig.dg/test/gimple/fbarrier.hsail: Likewise.
* brig.dg/test/gimple/function_calls.hsail: Likewise.
* brig.dg/test/gimple/kernarg.hsail: Likewise.
* brig.dg/test/gimple/mem.hsail: Likewise.
* brig.dg/test/gimple/mulhi.hsail: Likewise.
* brig.dg/test/gimple/packed.hsail: Likewise.
* brig.dg/test/gimple/smoke_test.hsail: Likewise.
* brig.dg/test/gimple/variables.hsail: Likewise.
* brig.dg/test/gimple/vector.hsail: Likewise.
include/
* hsa.h: Moved here from libgomp/plugin/hsa.h.
libgomp/
* plugin/hsa.h: Moved to top level include.
* plugin/plugin-hsa.c: Chanfgd include of hsa.h accordingly.
libhsail-rt/
* Makefile.am: New file.
* target-config.h.in: Likewise.
* configure.ac: Likewise.
* configure: Likewise.
* config.h.in: Likewise.
* aclocal.m4: Likewise.
* README: Likewise.
* Makefile.in: Likewise.
* include/internal/fibers.h: Likewise.
* include/internal/phsa-queue-interface.h: Likewise.
* include/internal/phsa-rt.h: Likewise.
* include/internal/workitems.h: Likewise.
* rt/arithmetic.c: Likewise.
* rt/atomics.c: Likewise.
* rt/bitstring.c: Likewise.
* rt/fbarrier.c: Likewise.
* rt/fibers.c: Likewise.
* rt/fp16.c: Likewise.
* rt/misc.c: Likewise.
* rt/multimedia.c: Likewise.
* rt/queue.c: Likewise.
* rt/sat_arithmetic.c: Likewise.
* rt/segment.c: Likewise.
* rt/workitems.c: Likewise.
Co-Authored-By: Martin Jambor <mjambor@suse.cz>
From-SVN: r244867
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