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authorNathan Sidwell <nathan@codesourcery.com>2016-02-01 16:20:13 +0000
committerNathan Sidwell <nathan@gcc.gnu.org>2016-02-01 16:20:13 +0000
commitb6adbb9faabb776ae7b70a5f5943ae883b1f76ea (patch)
tree09305a38116a380d3ddfab6c7c4b51bb2e212610 /gcc/target.def
parentff86345f836c265d6bbb8d1bee5417e6f4c32ac9 (diff)
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nvptx.c (PTX_GANG_DEFAULT): New.
gcc/ * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New. (nvptx_goacc_validate_dims): Extend to handle global defaults. * target.def (OACC_VALIDATE_DIMS): Extend documentation. * doc/tm.texti: Rebuilt. * doc/invoke.texi (fopenacc-dim): Document. * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case. (append_compiler_options): Likewise. * omp-low.c (oacc_default_dims, oacc_min_dims): New. (oacc_parse_default_dims): New. (oacc_validate_dims): Add USED arg. Select non-unity default when possible. (oacc_loop_fixed_partitions): Return mask of used partitions. (oacc_loop_auto_partitions): Emit dump info. (oacc_loop_partition): Return mask of used partitions. (execute_oacc_device_lower): Parse default dimension arg. Adjust loop partitioning and validation calls. gcc/c-family/ * c.opt (fopenacc-dim=): New option. gcc/fortran/ * lang.opt (fopenacc-dim=): New option. libgomp/ * testsuite/libgomp.oacc-c-c++-common/loop-dim-default.c: New. * testsuite/libgomp.oacc-fortran/routine-7.f90: Serialize loop. From-SVN: r233041
Diffstat (limited to 'gcc/target.def')
-rw-r--r--gcc/target.def9
1 files changed, 5 insertions, 4 deletions
diff --git a/gcc/target.def b/gcc/target.def
index d60319e..fa0af67 100644
--- a/gcc/target.def
+++ b/gcc/target.def
@@ -1648,11 +1648,12 @@ DEFHOOK
(validate_dims,
"This hook should check the launch dimensions provided for an OpenACC\n\
compute region, or routine. Defaulted values are represented as -1\n\
-and non-constant values as 0. The @var{fn_level} is negative for the\n\
+and non-constant values as 0. The @var{fn_level} is negative for the\n\
function corresponding to the compute region. For a routine is is the\n\
-outermost level at which partitioned execution may be spawned. It\n\
-should fill in anything that needs to default to non-unity and verify\n\
-non-defaults. Diagnostics should be issued as appropriate. Return\n\
+outermost level at which partitioned execution may be spawned. The hook\n\
+should verify non-default values. If DECL is NULL, global defaults\n\
+are being validated and unspecified defaults should be filled in.\n\
+Diagnostics should be issued as appropriate. Return\n\
true, if changes have been made. You must override this hook to\n\
provide dimensions larger than 1.",
bool, (tree decl, int *dims, int fn_level),