[committed,nvptx] Add asserts in nvptx_goacc_validate_dims

Message ID 20190107085336.GA23918@delia
State New
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Series
  • [committed,nvptx] Add asserts in nvptx_goacc_validate_dims
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Commit Message

Tom de Vries Jan. 7, 2019, 8:53 a.m.
Hi,

this patch adds a few asserts to nvptx_goacc_validate_dims.

Committed to trunk.

Thanks,
- Tom

[nvptx] Add asserts in nvptx_goacc_validate_dims

2019-01-07  Tom de Vries  <tdevries@suse.de>

	* config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Add asserts.

---
 gcc/config/nvptx/nvptx.c | 4 ++++
 1 file changed, 4 insertions(+)

Patch

diff --git a/gcc/config/nvptx/nvptx.c b/gcc/config/nvptx/nvptx.c
index 5d0bab65d07..c0a58f3aee5 100644
--- a/gcc/config/nvptx/nvptx.c
+++ b/gcc/config/nvptx/nvptx.c
@@ -5421,6 +5421,10 @@  nvptx_goacc_validate_dims (tree decl, int dims[], int fn_level)
 
   nvptx_goacc_validate_dims_1 (decl, dims, fn_level);
 
+  gcc_assert (dims[GOMP_DIM_VECTOR] != 0);
+  if (dims[GOMP_DIM_WORKER] > 0 && dims[GOMP_DIM_VECTOR] > 0)
+    gcc_assert (dims[GOMP_DIM_WORKER] * dims[GOMP_DIM_VECTOR] <= PTX_CTA_SIZE);
+
   for (i = 0; i < GOMP_DIM_MAX; ++i)
     if (old_dims[i] != dims[i])
       return true;