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* [gcc(refs/users/giulianob/heads/pfe_backport_dirty)] Backport Error out on nvptx for fpatchable-function-entry
@ 2021-10-11 20:33 Giuliano Belinassi
0 siblings, 0 replies; 2+ messages in thread
From: Giuliano Belinassi @ 2021-10-11 20:33 UTC (permalink / raw)
To: gcc-cvs
https://gcc.gnu.org/g:44863a5627c48145ceb31a96dae212409045f7f0
commit 44863a5627c48145ceb31a96dae212409045f7f0
Author: Tom de Vries <tom@codesourcery.com>
Date: Thu Aug 3 11:18:09 2017 +0000
Backport Error out on nvptx for fpatchable-function-entry
2021-10-07 Giuliano Belinassi <gbelinassi@suse.de>
Backport from mainline
2017-08-03 Tom de Vries <tom@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.
Diff:
---
gcc/ChangeLog | 9 +++++++++
gcc/config/nvptx/nvptx.c | 4 ++++
gcc/testsuite/ChangeLog | 8 ++++++++
.../gcc.target/nvptx/patchable_function_entry-default.c | 15 +++++++++++++++
4 files changed, 36 insertions(+)
diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index ed3fd9a668b..7b11f6a3d40 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,12 @@
+2021-10-07 Giuliano Belinassi <gbelinassi@suse.de>
+
+ Backport from mainline
+ 2017-08-03 Tom de Vries <tom@codesourcery.com>
+
+ PR target/81662
+ * config/nvptx/nvptx.c (nvptx_option_override): Emit sorry if
+ function_entry_patch_area_size > 0.
+
2021-10-07 Giuliano Belinassi <gbelinassi@suse.de>
Backport from mainline
diff --git a/gcc/config/nvptx/nvptx.c b/gcc/config/nvptx/nvptx.c
index 74bce3ec8d0..b0470836fb8 100644
--- a/gcc/config/nvptx/nvptx.c
+++ b/gcc/config/nvptx/nvptx.c
@@ -178,6 +178,10 @@ 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/ChangeLog b/gcc/testsuite/ChangeLog
index 186bfce3954..17fb03ea2aa 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,11 @@
+2021-10-07 Giuliano Belinassi <gbelinassi@suse.de>
+
+ Backport from mainline
+ 2017-08-03 Tom de Vries <tom@codesourcery.com>
+
+ PR target/81662
+ * gcc.target/nvptx/patchable_function_entry-default.c: New test.
+
2021-10-07 Giuliano Belinassi <gbelinassi@suse.de>
Backport from mainline
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 00000000000..42544562725
--- /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" } */
^ permalink raw reply [flat|nested] 2+ messages in thread
* [gcc(refs/users/giulianob/heads/pfe_backport_dirty)] Backport Error out on nvptx for fpatchable-function-entry
@ 2021-10-25 15:01 Giuliano Belinassi
0 siblings, 0 replies; 2+ messages in thread
From: Giuliano Belinassi @ 2021-10-25 15:01 UTC (permalink / raw)
To: gcc-cvs
https://gcc.gnu.org/g:4abd224b7fad92b0099c437cfb5c2bf4c58a7e0d
commit 4abd224b7fad92b0099c437cfb5c2bf4c58a7e0d
Author: Tom de Vries <tom@codesourcery.com>
Date: Thu Aug 3 11:18:09 2017 +0000
Backport Error out on nvptx for fpatchable-function-entry
2021-10-07 Giuliano Belinassi <gbelinassi@suse.de>
Backport from mainline
2017-08-03 Tom de Vries <tom@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.
Diff:
---
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 74bce3ec8d0..b0470836fb8 100644
--- a/gcc/config/nvptx/nvptx.c
+++ b/gcc/config/nvptx/nvptx.c
@@ -178,6 +178,10 @@ 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 00000000000..42544562725
--- /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" } */
^ permalink raw reply [flat|nested] 2+ messages in thread
end of thread, other threads:[~2021-10-25 15:01 UTC | newest]
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2021-10-11 20:33 [gcc(refs/users/giulianob/heads/pfe_backport_dirty)] Backport Error out on nvptx for fpatchable-function-entry Giuliano Belinassi
2021-10-25 15:01 Giuliano Belinassi
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