[ was: Re: [testsuite, PR81662, committed] Skip
fpatchable-function-entry tests for nvptx ]
On 08/03/2017 09:17 AM, Tom de Vries wrote:
Hi,
fpatchable-function-entry requires nop, which nvptx does not have.
I've disabled the corresponding test for nvptx.
This patch errors out on nvptx for fpatchable-function-entry.
Committed.
Thanks,
- Tom
Error out on nvptx for fpatchable-function-entry
2017-08-03 Tom de Vries <t...@codesourcery.com>
PR target/81662
* config/nvptx/nvptx.c (nvptx_option_override): Emit sorry if
function_entry_patch_area_size > 0.
* gcc.target/nvptx/patchable_function_entry-default.c: New test.
---
gcc/config/nvptx/nvptx.c | 4 ++++
.../gcc.target/nvptx/patchable_function_entry-default.c | 15 +++++++++++++++
2 files changed, 19 insertions(+)
diff --git a/gcc/config/nvptx/nvptx.c b/gcc/config/nvptx/nvptx.c
index 208b115..9211d1a 100644
--- a/gcc/config/nvptx/nvptx.c
+++ b/gcc/config/nvptx/nvptx.c
@@ -180,6 +180,10 @@ nvptx_option_override (void)
if (!global_options_set.x_flag_no_common)
flag_no_common = 1;
+ /* The patch area requires nops, which we don't have. */
+ if (function_entry_patch_area_size > 0)
+ sorry ("not generating patch area, nops not supported");
+
/* Assumes that it will see only hard registers. */
flag_var_tracking = 0;
diff --git a/gcc/testsuite/gcc.target/nvptx/patchable_function_entry-default.c b/gcc/testsuite/gcc.target/nvptx/patchable_function_entry-default.c
new file mode 100644
index 0000000..4254456
--- /dev/null
+++ b/gcc/testsuite/gcc.target/nvptx/patchable_function_entry-default.c
@@ -0,0 +1,15 @@
+/* { dg-do compile } */
+/* { dg-options "-O2 -fpatchable-function-entry=3,1" } */
+
+extern int a;
+
+int f3 (void);
+
+int
+__attribute__((noinline))
+f3 (void)
+{
+ return 5*a;
+}
+
+/* { dg-excess-errors "sorry, unimplemented: not generating patch area, nops not supported" } */