https://gcc.gnu.org/g:97616687149f115e0ab946b9a05a9f8c1e47429e
commit r16-564-g97616687149f115e0ab946b9a05a9f8c1e47429e
Author: Thomas Schwinge <tschwi...@baylibre.com>
Date: Wed May 7 15:37:17 2025 +0200
nvptx: Support '-mptx=5.0'
gcc/
* config/nvptx/nvptx-opts.h (enum ptx_version): Add
'PTX_VERSION_5_0'.
* config/nvptx/nvptx.cc (ptx_version_to_string)
(ptx_version_to_number): Adjust.
* config/nvptx/nvptx.h (TARGET_PTX_5_0): New.
* config/nvptx/nvptx.opt (Enum(ptx_version)): Add 'EnumValue'
'5.0' for 'PTX_VERSION_5_0'.
* doc/invoke.texi (Nvidia PTX Options): Document '-mptx=5.0'.
gcc/testsuite/
* gcc.target/nvptx/mptx=5.0.c: New.
Diff:
---
gcc/config/nvptx/nvptx-opts.h | 1 +
gcc/config/nvptx/nvptx.cc | 4 ++++
gcc/config/nvptx/nvptx.h | 1 +
gcc/config/nvptx/nvptx.opt | 3 +++
gcc/doc/invoke.texi | 1 +
gcc/testsuite/gcc.target/nvptx/mptx=5.0.c | 19 +++++++++++++++++++
6 files changed, 29 insertions(+)
diff --git a/gcc/config/nvptx/nvptx-opts.h b/gcc/config/nvptx/nvptx-opts.h
index d8867017892b..07bcd32d55c0 100644
--- a/gcc/config/nvptx/nvptx-opts.h
+++ b/gcc/config/nvptx/nvptx-opts.h
@@ -40,6 +40,7 @@ enum ptx_version
PTX_VERSION_3_1,
PTX_VERSION_4_1,
PTX_VERSION_4_2,
+ PTX_VERSION_5_0,
PTX_VERSION_6_0,
PTX_VERSION_6_3,
PTX_VERSION_7_0,
diff --git a/gcc/config/nvptx/nvptx.cc b/gcc/config/nvptx/nvptx.cc
index f8939715dee2..d5827074f65a 100644
--- a/gcc/config/nvptx/nvptx.cc
+++ b/gcc/config/nvptx/nvptx.cc
@@ -268,6 +268,8 @@ ptx_version_to_string (enum ptx_version v)
return "4.1";
case PTX_VERSION_4_2:
return "4.2";
+ case PTX_VERSION_5_0:
+ return "5.0";
case PTX_VERSION_6_0:
return "6.0";
case PTX_VERSION_6_3:
@@ -294,6 +296,8 @@ ptx_version_to_number (enum ptx_version v, bool major_p)
return major_p ? 4 : 1;
case PTX_VERSION_4_2:
return major_p ? 4 : 2;
+ case PTX_VERSION_5_0:
+ return major_p ? 5 : 0;
case PTX_VERSION_6_0:
return major_p ? 6 : 0;
case PTX_VERSION_6_3:
diff --git a/gcc/config/nvptx/nvptx.h b/gcc/config/nvptx/nvptx.h
index 35ef4bdbd5e6..a2bb2fb50ff8 100644
--- a/gcc/config/nvptx/nvptx.h
+++ b/gcc/config/nvptx/nvptx.h
@@ -101,6 +101,7 @@
PTX ISA Version 3.1. */
#define TARGET_PTX_4_1 (ptx_version_option >= PTX_VERSION_4_1)
#define TARGET_PTX_4_2 (ptx_version_option >= PTX_VERSION_4_2)
+#define TARGET_PTX_5_0 (ptx_version_option >= PTX_VERSION_5_0)
#define TARGET_PTX_6_0 (ptx_version_option >= PTX_VERSION_6_0)
#define TARGET_PTX_6_3 (ptx_version_option >= PTX_VERSION_6_3)
#define TARGET_PTX_7_0 (ptx_version_option >= PTX_VERSION_7_0)
diff --git a/gcc/config/nvptx/nvptx.opt b/gcc/config/nvptx/nvptx.opt
index ce9fbc7312e0..d53a7271873c 100644
--- a/gcc/config/nvptx/nvptx.opt
+++ b/gcc/config/nvptx/nvptx.opt
@@ -133,6 +133,9 @@ Enum(ptx_version) String(4.1) Value(PTX_VERSION_4_1)
EnumValue
Enum(ptx_version) String(4.2) Value(PTX_VERSION_4_2)
+EnumValue
+Enum(ptx_version) String(5.0) Value(PTX_VERSION_5_0)
+
EnumValue
Enum(ptx_version) String(6.0) Value(PTX_VERSION_6_0)
diff --git a/gcc/doc/invoke.texi b/gcc/doc/invoke.texi
index 699ee1cc0b75..56d7c1a9f16e 100644
--- a/gcc/doc/invoke.texi
+++ b/gcc/doc/invoke.texi
@@ -30724,6 +30724,7 @@ Generate code for the specified PTX ISA version.
Valid version strings are
@samp{3.1},
@samp{4.1}, @samp{4.2},
+@samp{5.0},
@samp{6.0}, @samp{6.3},
@samp{7.0}, @samp{7.3}, and @samp{7.8}.
The default PTX ISA version is the one that added support for the
diff --git a/gcc/testsuite/gcc.target/nvptx/mptx=5.0.c
b/gcc/testsuite/gcc.target/nvptx/mptx=5.0.c
new file mode 100644
index 000000000000..5d6163e6ba72
--- /dev/null
+++ b/gcc/testsuite/gcc.target/nvptx/mptx=5.0.c
@@ -0,0 +1,19 @@
+/* { dg-do assemble } */
+/* { dg-options {-march=sm_30 -mptx=5.0} } */
+/* { dg-additional-options -save-temps } */
+/* { dg-final { scan-assembler-times {(?n)^ \.version 5\.0$} 1 } } */
+/* { dg-final { scan-assembler-times {(?n)^ \.target sm_30$} 1 } } */
+
+#if __PTX_ISA_VERSION_MAJOR__ != 5
+#error wrong value for __PTX_ISA_VERSION_MAJOR__
+#endif
+
+#if __PTX_ISA_VERSION_MINOR__ != 0
+#error wrong value for __PTX_ISA_VERSION_MINOR__
+#endif
+
+#if __PTX_SM__ != 300
+#error wrong value for __PTX_SM__
+#endif
+
+int dummy;
