+2019-01-12 Tom de Vries <tdevries@suse.de>
+
+ * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Take larger vector
+ lengths into account.
+
2019-01-12 Svante Signell <svante.signell@gmail.com>
* config/i386/gnu.h (TARGET_THREAD_SSP_OFFSET): Define.
#define PTX_NUM_PER_WORKER_BARRIERS (PTX_CTA_NUM_BARRIERS - PTX_NUM_PER_CTA_BARRIERS)
#define PTX_DEFAULT_VECTOR_LENGTH PTX_WARP_SIZE
-#define PTX_MAX_VECTOR_LENGTH PTX_WARP_SIZE
+#define PTX_MAX_VECTOR_LENGTH PTX_CTA_SIZE
#define PTX_WORKER_LENGTH 32
#define PTX_DEFAULT_RUNTIME_DIM 0 /* Defer to runtime. */
+2019-01-12 Tom de Vries <tdevries@suse.de>
+
+ * testsuite/libgomp.oacc-c-c++-common/vector-length-128-1.c: Expect
+ vector length to be 128.
+ * testsuite/libgomp.oacc-c-c++-common/parallel-dims.c: Expect vector
+ length 2097152 to be reduced to 1024 instead of 32.
+
2019-01-11 Thomas Schwinge <thomas@codesourcery.com>
James Norris <jnorris@codesourcery.com>
int gangs_min, gangs_max, workers_min, workers_max, vectors_min, vectors_max;
gangs_min = workers_min = vectors_min = INT_MAX;
gangs_max = workers_max = vectors_max = INT_MIN;
-#pragma acc parallel copy (vectors_actual) /* { dg-warning "using vector_length \\(32\\), ignoring 2097152" "" { target openacc_nvidia_accel_configured } } */ \
+#pragma acc parallel copy (vectors_actual) /* { dg-warning "using vector_length \\(1024\\), ignoring 2097152" "" { target openacc_nvidia_accel_configured } } */ \
vector_length (VECTORS)
{
if (acc_on_device (acc_device_host))
else if (acc_on_device (acc_device_nvidia))
{
/* The GCC nvptx back end enforces vector_length (32). */
- vectors_actual = 32;
+ vectors_actual = 1024;
}
else
__builtin_abort ();
return 0;
}
-/* { dg-prune-output "using vector_length \\(32\\), ignoring 128" } */
-/* { dg-final { scan-offload-tree-dump "__attribute__\\(\\(oacc function \\(1, 1, 32\\)" "oaccdevlow" } } */
-/* { dg-output "nvptx_exec: kernel main\\\$_omp_fn\\\$0: launch gangs=1, workers=1, vectors=32" } */
+/* { dg-final { scan-offload-tree-dump "__attribute__\\(\\(oacc function \\(1, 1, 128\\)" "oaccdevlow" } } */
+/* { dg-output "nvptx_exec: kernel main\\\$_omp_fn\\\$0: launch gangs=1, workers=1, vectors=128" } */