invoke.texi (-mlwp): Add documentation.

2009-11-04  Harsha Jagasia  <harsha.jagasia@amd.com>
            Dwarakanath Rajagopal  <dwarak.rajagopal@amd.com>

        * doc/invoke.texi (-mlwp): Add documentation.
        * doc/extend.texi (x86 intrinsics): Add LWP intrinsics.
        * config.gcc (i[34567]86-*-*): Include lwpintrin.h.
        (x86_64-*-*): Ditto.
        * config/i386/lwpintrin.h: New file, provide x86 compiler
        intrinisics for LWP.
        * config/i386/cpuid.h (bit_LWP): Define LWP bit.
        * config/i386/x86intrin.h: Add LWP check and lwpintrin.h.
        * config/i386/i386-c.c (ix86_target_macros_internal): Check
        ISA_FLAG for LWP. 
        * config/i386/i386.h (TARGET_LWP): New macro for LWP.
        * config/i386/i386.opt (-mlwp): New switch for LWP support.
        * config/i386/i386.c (OPTION_MASK_ISA_LWP_SET): New.
        (OPTION_MASK_ISA_LWP_UNSET): New.       
        (ix86_handle_option): Handle -mlwp.
        (isa_opts): Handle -mlwp.
        (enum pta_flags): Add PTA_LWP.
        (override_options): Add LWP support.
        (IX86_BUILTIN_LLWPCB16): New for LWP intrinsic.
        (IX86_BUILTIN_LLWPCB32): Ditto.
        (IX86_BUILTIN_LLWPCB64): Ditto.
        (IX86_BUILTIN_SLWPCB16): Ditto.
        (IX86_BUILTIN_SLWPCB32): Ditto.
        (IX86_BUILTIN_SLWPCB64): Ditto.
        (IX86_BUILTIN_LWPVAL16): Ditto.
        (IX86_BUILTIN_LWPVAL32): Ditto.
        (IX86_BUILTIN_LWPVAL64): Ditto.
        (IX86_BUILTIN_LWPINS16): Ditto.
        (IX86_BUILTIN_LWPINS32): Ditto.
        (IX86_BUILTIN_LWPINS64): Ditto.
        (enum  ix86_special_builtin_type): Add LWP intrinsic support.
        (builtin_description): Ditto.
        (ix86_init_mmx_sse_builtins): Ditto.
        (ix86_expand_special_args_builtin): Ditto.
        * config/i386/i386.md (UNSPEC_LLWP_INTRINSIC): Add new UNSPEC
        for LWP support.
        (UNSPEC_SLWP_INTRINSIC): Ditto.
        (UNSPECV_LWPVAL_INTRINSIC): Ditto.
        (UNSPECV_LWPINS_INTRINSIC): Ditto.
        (lwp_llwpcbhi1): New lwp pattern.
        (lwp_llwpcbsi1): Ditto.
        (lwp_llwpcbdi1): Ditto.
        (lwp_slwpcbhi1): Ditto.
        (lwp_slwpcbsi1): Ditto.
        (lwp_slwpcbdi1): Ditto.
        (lwp_lwpvalhi3): Ditto.
        (lwp_lwpvalsi3): Ditto.
        (lwp_lwpvaldi3): Ditto.
        (lwp_lwpinshi3): Ditto.
        (lwp_lwpinssi3): Ditto.
        (lwp_lwpinsdi3): Ditto.


Co-Authored-By: Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>

From-SVN: r153917

1 files changed, 109 insertions, 0 deletions

diff --git a/gcc/config/i386/lwpintrin.h b/gcc/config/i386/lwpintrin.h
new file mode 100644
index 00000000000..e5137ec24f4
--- /dev/null
+++ b/gcc/config/i386/lwpintrin.h
@@ -0,0 +1,109 @@
+/* Copyright (C) 2007, 2008, 2009 Free Software Foundation, Inc.
+
+   This file is part of GCC.
+
+   GCC is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 3, or (at your option)
+   any later version.
+
+   GCC is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   Under Section 7 of GPL version 3, you are granted additional
+   permissions described in the GCC Runtime Library Exception, version
+   3.1, as published by the Free Software Foundation.
+
+   You should have received a copy of the GNU General Public License and
+   a copy of the GCC Runtime Library Exception along with this program;
+   see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
+   <http://www.gnu.org/licenses/>.  */
+
+#ifndef _X86INTRIN_H_INCLUDED
+# error "Never use <lwpintrin.h> directly; include <x86intrin.h> instead."
+#endif
+
+#ifndef _LWPINTRIN_H_INCLUDED
+#define _LWPINTRIN_H_INCLUDED
+
+#ifndef __LWP__
+# error "LWP instruction set not enabled"
+#else
+
+extern __inline void __attribute__((__gnu_inline__, __always_inline__, __artificial__))
+__llwpcb16 (void *pcbAddress)
+{
+  __builtin_ia32_llwpcb16 (pcbAddress);
+}
+
+extern __inline void __attribute__((__gnu_inline__, __always_inline__, __artificial__))
+__llwpcb32 (void *pcbAddress)
+{
+  __builtin_ia32_llwpcb32 (pcbAddress);
+}
+
+extern __inline void __attribute__((__gnu_inline__, __always_inline__, __artificial__))
+__llwpcb64 (void *pcbAddress)
+{
+  __builtin_ia32_llwpcb64 (pcbAddress);
+}
+
+extern __inline void * __attribute__((__gnu_inline__, __always_inline__, __artificial__))
+__slwpcb16 (void)
+{
+  return __builtin_ia32_slwpcb16 ();
+}
+
+extern __inline void * __attribute__((__gnu_inline__, __always_inline__, __artificial__))
+__slwpcb32 (void)
+{
+  return __builtin_ia32_slwpcb32 ();
+}
+
+extern __inline void * __attribute__((__gnu_inline__, __always_inline__, __artificial__))
+__slwpcb64 (void)
+{
+  return __builtin_ia32_slwpcb64 ();
+}
+
+extern __inline void __attribute__((__gnu_inline__, __always_inline__, __artificial__))
+__lwpval16 (unsigned short data2, unsigned int data1, unsigned short flags)
+{
+  __builtin_ia32_lwpval16 (data2, data1, flags);
+}
+/*
+extern __inline void __attribute__((__gnu_inline__, __always_inline__, __artificial__))
+__lwpval32 (unsigned int data2, unsigned int data1, unsigned int flags)
+{
+  __builtin_ia32_lwpval32 (data2, data1, flags);
+}
+
+extern __inline void __attribute__((__gnu_inline__, __always_inline__, __artificial__))
+__lwpval64 (unsigned __int64 data2, unsigned int data1, unsigned int flags)
+{
+  __builtin_ia32_lwpval64 (data2, data1, flags);
+}
+
+extern __inline unsigned char __attribute__((__gnu_inline__, __always_inline__, __artificial__))
+__lwpins16 (unsigned short data2, unsigned int data1, unsigned short flags)
+{
+  return __builtin_ia32_lwpins16 (data2, data1, flags);
+}
+
+extern __inline unsigned char __attribute__((__gnu_inline__, __always_inline__, __artificial__))
+__lwpins32 (unsigned int data2, unsigned int data1, unsigned int flags)
+{
+  return __builtin_ia32_lwpins32 (data2, data1, flags);
+}
+
+extern __inline unsigned char __attribute__((__gnu_inline__, __always_inline__, __artificial__))
+__lwpins64 (unsigned __int64 data2, unsigned int data1, unsigned int flags)
+{
+  return __builtin_ia32_lwpins64 (data2, data1, flags);
+}
+*/
+#endif /* __LWP__ */
+
+#endif /* _LWPINTRIN_H_INCLUDED */