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nvptx: Support '-mptx=7.3'

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gcc/
	* config/nvptx/nvptx-opts.h (enum ptx_version): Add
	'PTX_VERSION_7_3'.
	* config/nvptx/nvptx.cc (ptx_version_to_string)
	(ptx_version_to_number): Adjust.
	* config/nvptx/nvptx.h (TARGET_PTX_7_3): New.
	* config/nvptx/nvptx.opt (Enum(ptx_version)): Add 'EnumValue'
	'7.3' for 'PTX_VERSION_7_3'.
	* doc/invoke.texi (Nvidia PTX Options): Document '-mptx=7.3'.
	gcc/testsuite/
	* gcc.target/nvptx/mptx=7.3.c: New.
This commit is contained in:
Thomas Schwinge 2024-11-10 13:07:32 +01:00
parent 975638b2d7
commit ecb99f6978
6 changed files with 29 additions and 1 deletions
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1
gcc/config/nvptx/nvptx-opts.h
View file

@ -43,6 +43,7 @@ enum ptx_version
PTX_VERSION_6_0,
PTX_VERSION_6_3,
PTX_VERSION_7_0,
PTX_VERSION_7_3,
PTX_VERSION_7_8
};

4
gcc/config/nvptx/nvptx.cc
View file

@ -267,6 +267,8 @@ ptx_version_to_string (enum ptx_version v)
return "6.3";
case PTX_VERSION_7_0:
return "7.0";
case PTX_VERSION_7_3:
return "7.3";
case PTX_VERSION_7_8:
return "7.8";
default:
@ -291,6 +293,8 @@ ptx_version_to_number (enum ptx_version v, bool major_p)
return major_p ? 6 : 3;
case PTX_VERSION_7_0:
return major_p ? 7 : 0;
case PTX_VERSION_7_3:
return major_p ? 7 : 3;
case PTX_VERSION_7_8:
return major_p ? 7 : 8;
default:

1
gcc/config/nvptx/nvptx.h
View file

@ -102,6 +102,7 @@
#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)
#define TARGET_PTX_7_3 (ptx_version_option >= PTX_VERSION_7_3)
#define TARGET_PTX_7_8 (ptx_version_option >= PTX_VERSION_7_8)
/* Registers. Since ptx is a virtual target, we just define a few

3
gcc/config/nvptx/nvptx.opt
View file

@ -142,6 +142,9 @@ Enum(ptx_version) String(6.3) Value(PTX_VERSION_6_3)
EnumValue
Enum(ptx_version) String(7.0) Value(PTX_VERSION_7_0)
EnumValue
Enum(ptx_version) String(7.3) Value(PTX_VERSION_7_3)
EnumValue
Enum(ptx_version) String(7.8) Value(PTX_VERSION_7_8)

2
gcc/doc/invoke.texi
View file

@ -30211,7 +30211,7 @@ Valid version strings are
@samp{3.1},
@samp{4.1}, @samp{4.2},
@samp{6.0}, @samp{6.3},
@samp{7.0}, and @samp{7.8}.
@samp{7.0}, @samp{7.3}, and @samp{7.8}.
The default PTX ISA version is 6.0, unless a higher
version is required for specified PTX ISA target architecture via
option @option{-march=}.

19
gcc/testsuite/gcc.target/nvptx/mptx=7.3.c Normal file
View file

@ -0,0 +1,19 @@
/* { dg-do assemble } */
/* { dg-options {-march=sm_30 -mptx=7.3} } */
/* { dg-additional-options -save-temps } */
/* { dg-final { scan-assembler-times {(?n)^ \.version 7\.3$} 1 } } */
/* { dg-final { scan-assembler-times {(?n)^ \.target sm_30$} 1 } } */
#if __PTX_ISA_VERSION_MAJOR__ != 7
#error wrong value for __PTX_ISA_VERSION_MAJOR__
#endif
#if __PTX_ISA_VERSION_MINOR__ != 3
#error wrong value for __PTX_ISA_VERSION_MINOR__
#endif
#if __PTX_SM__ != 300
#error wrong value for __PTX_SM__
#endif
int dummy;