From: Tom de Vries <tdevries@suse.de>
Date: Mon, 7 Jan 2019 08:09:58 +0000 (+0000)
Subject: [nvptx] Add asserts in nvptx_goacc_validate_dims
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=21fbea5c338f96a5f291ca8e4bc68a4dfbf6af6d;p=gcc.git

[nvptx] Add asserts in nvptx_goacc_validate_dims

Add a few asserts to nvptx_goacc_validate_dims.

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

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

From-SVN: r267625
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index a2d4e60b926..91f71bc94db 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,7 @@
+2019-01-07  Tom de Vries  <tdevries@suse.de>
+
+	* config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Add asserts.
+
 2019-01-07  Tom de Vries  <tdevries@suse.de>
 
 	* omp-offload.c (oacc_get_min_dim): New function.
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;