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Re: PATCH: Enable Intel AES/CLMUL


On Fri, Apr 04, 2008 at 03:36:16PM +0200, Uros Bizjak wrote:
> On Fri, Apr 4, 2008 at 3:28 PM, H.J. Lu <hjl.tools@gmail.com> wrote:
> 
> >  > >  SSE doesn't support V2DI. You need at least SSE2.
> >  > >
> >  >
> >  > OK.
> 
> >  > This practically forces usage of -msse4.1 for -maes/-mclmul, since
> >  > these instructions are used only through intrinsics, defined in their
> >  > corresponding header file. wmmintrin.h includes smmintrin.h that will
> >  > error out by #ifndef __SSE4_1__.
> >  >
> >  > I think that user should explicitly enable sse4.1 manually in the
> >  > command line together with -maes/-mclmul to access these new
> >  > instructions. Including wmmintrin.h will error out when neither
> >  > -maes/-mclmul is enabled, and smmintrin.h will error out with a
> >  > message that SSE4.1 instruction set is not enabled.
> >
> >  There is a proposal to get rid of all *mmintrin.h.  Users should
> >  include one header file, something like <ia32intrin.h> ,for all
> >  current and future intrinsics.  The name of the meta intrinsic
> >  heade file hasn't be decided. Do we have any preferences/suggestions?
> >
> >  With that in mind, I will change it to include emmintrin.h.
> 
> OK. So, we require user to pass at least -msse2 in addition to
> -maes/-mclmul then? The errors will be informative, so there will be
> no confusion.
> 

Here is the updated patch. I don't think we should require adding
-msse2 explicitly for -maes/-mclmul since they won't work at all
without SSE2. However, if -mno-sse2 is used, user will get an eror:

bash-3.2$ cat x.c
#include <wmmintrin.h>
bash-3.2$ ./xgcc -B./ -m32 -c x.c 
In file included from ./include/wmmintrin.h:34,
                 from x.c:1:
./include/emmintrin.h:34:3: error: #error "SSE2 instruction set not
enabled"
In file included from x.c:1:
./include/wmmintrin.h:37:3: error: #error "AES/PCLMUL instructions not
enabled"
bash-3.2$ ./xgcc -B./ -m32 -c x.c -maes
bash-3.2$ ./xgcc -B./ -m32 -c x.c -maes -mno-sse2
In file included from ./include/wmmintrin.h:34,
                 from x.c:1:
./include/emmintrin.h:34:3: error: #error "SSE2 instruction set not
enabled"
In file included from x.c:1:
./include/wmmintrin.h:37:3: error: #error "AES/PCLMUL instructions not
enabled"
bash-3.2$ 

I also changed clmul/CLMUL to pclmul/PCLMUL. OK to install?

Thanks.

H.J.
---
gcc/

2008-04-04  H.J. Lu  <hongjiu.lu@intel.com>

	* config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.

	* config/i386/cpuid.h (bit_AES): New.
	(bit_PCLMUL): Likewise.

	* config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
	(override_options): Handle PTA_AES and PTA_PCLMUL.  Enable
	SSE2 if AES or PCLMUL is enabled.
	(ix86_builtins): Add IX86_BUILTIN_AESENC128,
	IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
	IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
	IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
	(bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
	(bdesc_2arg): Add IX86_BUILTIN_AESENC128,
	IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
	IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
	(bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
	(ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
	__builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
	__builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
	__builtin_ia32_aeskeygenassist128 and
	__builtin_ia32_pclmulqdq128.
	* config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
	(ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
	IX86_BUILTIN_PSRLDQI128.  Handle IX86_BUILTIN_AESKEYGENASSIST128.

	* config/i386/i386.h (TARGET_AES): New.
	(TARGET_PCLMUL): Likewise.
	(TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.

	* config/i386/i386.md (UNSPEC_AESENC): New.
	(UNSPEC_AESENCLAST): Likewise.
	(UNSPEC_AESDEC): Likewise.
	(UNSPEC_AESDECLAST): Likewise.
	(UNSPEC_AESIMC): Likewise.
	(UNSPEC_AESKEYGENASSIST): Likewise.
	(UNSPEC_PCLMULQDQ): Likewise.

	* config/i386/i386.opt (maes): New.
	(mpclmul): Likewise.

	* config/i386/sse.md (aesenc): New pattern.
	(aesenclast): Likewise.
	(aesdec): Likewise.
	(aesdeclast): Likewise.
	(aesimc): Likewise.
	(aeskeygenassist): Likewise.
	(pclmulqdq): Likewise.

	* config/i386/wmmintrin.h: New.

	* doc/extend.texi: Document AES and PCLMUL built-in function.

	* doc/invoke.texi: Document -maes and -mpclmul.

gcc/testsuite/

2008-04-04  H.J. Lu  <hongjiu.lu@intel.com>

	* g++.dg/other/i386-2.C: Include <wmmintrin.h>.
	* g++.dg/other/i386-3.C: Likewise.
	* gcc.target/i386/sse-13.c: Likewise.
	* gcc.target/i386/sse-14.c: Likewise.

	* gcc.target/i386/aes-check.h: New.
	* gcc.target/i386/aesdec.c: Likewise.
	* gcc.target/i386/aesdeclast.c: Likewise.
	* gcc.target/i386/aesenc.c: Likewise.
	* gcc.target/i386/aesenclast.c: Likewise.
	* gcc.target/i386/aesimc.c: Likewise.
	* gcc.target/i386/aeskeygenassist.c: Likewise.
	* gcc.target/i386/pclmulqdq.c: Likewise.
	* gcc.target/i386/pclmul-check.h: Likewise.

	* gcc.target/i386/i386.exp (check_effective_target_aes): New.
	(check_effective_target_pclmul): Likewise.

--- gcc/config.gcc.aes	2008-04-03 22:14:41.000000000 -0700
+++ gcc/config.gcc	2008-04-03 22:14:44.000000000 -0700
@@ -309,13 +309,15 @@ i[34567]86-*-*)
 	cpu_type=i386
 	extra_headers="cpuid.h mmintrin.h mm3dnow.h xmmintrin.h emmintrin.h
 		       pmmintrin.h tmmintrin.h ammintrin.h smmintrin.h
-		       nmmintrin.h bmmintrin.h mmintrin-common.h"
+		       nmmintrin.h bmmintrin.h mmintrin-common.h
+		       wmmintrin.h"
 	;;
 x86_64-*-*)
 	cpu_type=i386
 	extra_headers="cpuid.h mmintrin.h mm3dnow.h xmmintrin.h emmintrin.h
 		       pmmintrin.h tmmintrin.h ammintrin.h smmintrin.h
-		       nmmintrin.h bmmintrin.h mmintrin-common.h"
+		       nmmintrin.h bmmintrin.h mmintrin-common.h
+		       wmmintrin.h"
 	need_64bit_hwint=yes
 	;;
 ia64-*-*)
--- gcc/config/i386/cpuid.h.aes	2008-02-19 20:52:26.000000000 -0800
+++ gcc/config/i386/cpuid.h	2008-04-04 06:40:30.000000000 -0700
@@ -33,11 +33,13 @@
 
 /* %ecx */
 #define bit_SSE3	(1 << 0)
+#define bit_PCLMUL	(1 << 1)
 #define bit_SSSE3	(1 << 9)
 #define bit_CMPXCHG16B	(1 << 13)
 #define bit_SSE4_1	(1 << 19)
 #define bit_SSE4_2	(1 << 20)
 #define bit_POPCNT	(1 << 23)
+#define bit_AES		(1 << 25)
 
 /* %edx */
 #define bit_CMPXCHG8B	(1 << 8)
--- gcc/config/i386/i386.c.aes	2008-04-03 22:14:44.000000000 -0700
+++ gcc/config/i386/i386.c	2008-04-04 06:34:20.000000000 -0700
@@ -2078,7 +2078,9 @@ override_options (void)
       PTA_NO_SAHF = 1 << 13,
       PTA_SSE4_1 = 1 << 14,
       PTA_SSE4_2 = 1 << 15,
-      PTA_SSE5 = 1 << 16
+      PTA_SSE5 = 1 << 16,
+      PTA_AES = 1 << 17,
+      PTA_PCLMUL = 1 << 18
     };
 
   static struct pta
@@ -2385,6 +2387,10 @@ override_options (void)
 	  x86_prefetch_sse = true;
 	if (!(TARGET_64BIT && (processor_alias_table[i].flags & PTA_NO_SAHF)))
 	  x86_sahf = true;
+	if (processor_alias_table[i].flags & PTA_AES)
+	  x86_aes = true;
+	if (processor_alias_table[i].flags & PTA_PCLMUL)
+	  x86_pclmul = true;
 
 	break;
       }
@@ -2428,6 +2434,14 @@ override_options (void)
   if (i == pta_size)
     error ("bad value (%s) for -mtune= switch", ix86_tune_string);
 
+  /* Enable SSE2 if AES or PCLMUL is enabled.  */
+  if ((x86_aes || x86_pclmul)
+      && !(ix86_isa_flags_explicit & OPTION_MASK_ISA_SSE2))
+    {
+      ix86_isa_flags |= OPTION_MASK_ISA_SSE2_SET;
+      ix86_isa_flags_explicit |= OPTION_MASK_ISA_SSE2_SET;
+    }
+
   ix86_tune_mask = 1u << ix86_tune;
   for (i = 0; i < X86_TUNE_LAST; ++i)
     ix86_tune_features[i] &= ix86_tune_mask;
@@ -17646,6 +17660,17 @@ enum ix86_builtins
 
   IX86_BUILTIN_PCMPGTQ,
 
+  /* AES instructions */
+  IX86_BUILTIN_AESENC128,
+  IX86_BUILTIN_AESENCLAST128,
+  IX86_BUILTIN_AESDEC128,
+  IX86_BUILTIN_AESDECLAST128,
+  IX86_BUILTIN_AESIMC128,
+  IX86_BUILTIN_AESKEYGENASSIST128,
+
+  /* PCLMUL instruction */
+  IX86_BUILTIN_PCLMULQDQ128,
+
   /* TFmode support builtins.  */
   IX86_BUILTIN_INFQ,
   IX86_BUILTIN_FABSQ,
@@ -18007,6 +18032,9 @@ static const struct builtin_description 
   { OPTION_MASK_ISA_SSE4_1, CODE_FOR_sse4_1_pblendw, "__builtin_ia32_pblendw128", IX86_BUILTIN_PBLENDW128, UNKNOWN, 0 },
   { OPTION_MASK_ISA_ROUND, CODE_FOR_sse4_1_roundsd, "__builtin_ia32_roundsd", IX86_BUILTIN_ROUNDSD, UNKNOWN, 0 },
   { OPTION_MASK_ISA_ROUND, CODE_FOR_sse4_1_roundss, "__builtin_ia32_roundss", IX86_BUILTIN_ROUNDSS, UNKNOWN, 0 },
+
+  /* PCLMUL */
+  { OPTION_MASK_ISA_SSE2, CODE_FOR_pclmulqdq, 0, IX86_BUILTIN_PCLMULQDQ128, UNKNOWN, 0 },
 };
 
 static const struct builtin_description bdesc_2arg[] =
@@ -18287,6 +18315,13 @@ static const struct builtin_description 
 
   /* SSE4.2 */
   { OPTION_MASK_ISA_SSE4_2, CODE_FOR_sse4_2_gtv2di3, "__builtin_ia32_pcmpgtq", IX86_BUILTIN_PCMPGTQ, UNKNOWN, 0 },
+
+  /* AES */
+  { OPTION_MASK_ISA_SSE2, CODE_FOR_aesenc, 0, IX86_BUILTIN_AESENC128, UNKNOWN, 0 },
+  { OPTION_MASK_ISA_SSE2, CODE_FOR_aesenclast, 0, IX86_BUILTIN_AESENCLAST128, UNKNOWN, 0 },
+  { OPTION_MASK_ISA_SSE2, CODE_FOR_aesdec, 0, IX86_BUILTIN_AESDEC128, UNKNOWN, 0 },
+  { OPTION_MASK_ISA_SSE2, CODE_FOR_aesdeclast, 0, IX86_BUILTIN_AESDECLAST128, UNKNOWN, 0 },
+  { OPTION_MASK_ISA_SSE2, CODE_FOR_aeskeygenassist, 0, IX86_BUILTIN_AESKEYGENASSIST128, UNKNOWN, 0 },
 };
 
 static const struct builtin_description bdesc_1arg[] =
@@ -18364,6 +18399,9 @@ static const struct builtin_description 
   /* Fake 1 arg builtins with a constant smaller than 8 bits as the 2nd arg.  */
   { OPTION_MASK_ISA_SSE4_1, CODE_FOR_sse4_1_roundpd, 0, IX86_BUILTIN_ROUNDPD, UNKNOWN, 0 },
   { OPTION_MASK_ISA_SSE4_1, CODE_FOR_sse4_1_roundps, 0, IX86_BUILTIN_ROUNDPS, UNKNOWN, 0 },
+
+  /* AES */
+  { OPTION_MASK_ISA_SSE2, CODE_FOR_aesimc, 0, IX86_BUILTIN_AESIMC128, UNKNOWN, 0 },
 };
 
 /* SSE5 */
@@ -19600,6 +19638,25 @@ ix86_init_mmx_sse_builtins (void)
 				    NULL_TREE);
   def_builtin_const (OPTION_MASK_ISA_SSE4_2, "__builtin_ia32_crc32di", ftype, IX86_BUILTIN_CRC32DI);
 
+  /* AES */
+  if (TARGET_AES)
+    {
+      /* Define AES built-in functions only if AES is enabled.  */
+      def_builtin_const (OPTION_MASK_ISA_SSE2, "__builtin_ia32_aesenc128", v2di_ftype_v2di_v2di, IX86_BUILTIN_AESENC128);
+      def_builtin_const (OPTION_MASK_ISA_SSE2, "__builtin_ia32_aesenclast128", v2di_ftype_v2di_v2di, IX86_BUILTIN_AESENCLAST128);
+      def_builtin_const (OPTION_MASK_ISA_SSE2, "__builtin_ia32_aesdec128", v2di_ftype_v2di_v2di, IX86_BUILTIN_AESDEC128);
+      def_builtin_const (OPTION_MASK_ISA_SSE2, "__builtin_ia32_aesdeclast128", v2di_ftype_v2di_v2di, IX86_BUILTIN_AESDECLAST128);
+      def_builtin_const (OPTION_MASK_ISA_SSE2, "__builtin_ia32_aesimc128", v2di_ftype_v2di, IX86_BUILTIN_AESIMC128);
+      def_builtin_const (OPTION_MASK_ISA_SSE2, "__builtin_ia32_aeskeygenassist128", v2di_ftype_v2di_int, IX86_BUILTIN_AESKEYGENASSIST128);
+    }
+
+  /* PCLMUL */
+  if (TARGET_PCLMUL)
+    {
+      /* Define PCLMUL built-in function only if PCLMUL is enabled.  */
+      def_builtin_const (OPTION_MASK_ISA_SSE2, "__builtin_ia32_pclmulqdq128", v2di_ftype_v2di_v2di_int, IX86_BUILTIN_PCLMULQDQ128);
+    }
+
   /* AMDFAM10 SSE4A New built-ins  */
   def_builtin (OPTION_MASK_ISA_SSE4A, "__builtin_ia32_movntsd", void_ftype_pdouble_v2df, IX86_BUILTIN_MOVNTSD);
   def_builtin (OPTION_MASK_ISA_SSE4A, "__builtin_ia32_movntss", void_ftype_pfloat_v4sf, IX86_BUILTIN_MOVNTSS);
@@ -19880,6 +19937,44 @@ ix86_expand_crc32 (enum insn_code icode,
   return target;
 }
 
+/* Subroutine of ix86_expand_builtin to take care of binop insns
+   with an immediate.  */
+
+static rtx
+ix86_expand_binop_imm_builtin (enum insn_code icode, tree exp,
+				rtx target)
+{
+  rtx pat;
+  tree arg0 = CALL_EXPR_ARG (exp, 0);
+  tree arg1 = CALL_EXPR_ARG (exp, 1);
+  rtx op0 = expand_normal (arg0);
+  rtx op1 = expand_normal (arg1);
+  enum machine_mode tmode = insn_data[icode].operand[0].mode;
+  enum machine_mode mode0 = insn_data[icode].operand[1].mode;
+  enum machine_mode mode1 = insn_data[icode].operand[2].mode;
+
+  if (! (*insn_data[icode].operand[1].predicate) (op0, mode1))
+    {
+      op0 = copy_to_reg (op0);
+      op0 = simplify_gen_subreg (mode0, op0, GET_MODE (op0), 0);
+    }
+
+  if (! (*insn_data[icode].operand[2].predicate) (op1, mode1))
+    {
+      error ("the last operand must be an immediate");
+      return const0_rtx;
+    }
+
+  target = gen_reg_rtx (V2DImode);
+  pat = GEN_FCN (icode) (simplify_gen_subreg (tmode, target,
+					      V2DImode, 0),
+			 op0, op1);
+  if (! pat)
+    return 0;
+  emit_insn (pat);
+  return target;
+}
+
 /* Subroutine of ix86_expand_builtin to take care of binop insns.  */
 
 static rtx
@@ -20972,34 +21067,18 @@ ix86_expand_builtin (tree exp, rtx targe
       return target;
 
     case IX86_BUILTIN_PSLLDQI128:
+      return ix86_expand_binop_imm_builtin (CODE_FOR_sse2_ashlti3,
+					     exp, target);
+      break;
+
     case IX86_BUILTIN_PSRLDQI128:
-      icode = (fcode == IX86_BUILTIN_PSLLDQI128 ? CODE_FOR_sse2_ashlti3
-	       : CODE_FOR_sse2_lshrti3);
-      arg0 = CALL_EXPR_ARG (exp, 0);
-      arg1 = CALL_EXPR_ARG (exp, 1);
-      op0 = expand_normal (arg0);
-      op1 = expand_normal (arg1);
-      tmode = insn_data[icode].operand[0].mode;
-      mode1 = insn_data[icode].operand[1].mode;
-      mode2 = insn_data[icode].operand[2].mode;
+      return ix86_expand_binop_imm_builtin (CODE_FOR_sse2_lshrti3,
+					     exp, target);
+      break;
 
-      if (! (*insn_data[icode].operand[1].predicate) (op0, mode1))
-	{
-	  op0 = copy_to_reg (op0);
-	  op0 = simplify_gen_subreg (mode1, op0, GET_MODE (op0), 0);
-	}
-      if (! (*insn_data[icode].operand[2].predicate) (op1, mode2))
-	{
-	  error ("shift must be an immediate");
-	  return const0_rtx;
-	}
-      target = gen_reg_rtx (V2DImode);
-      pat = GEN_FCN (icode) (simplify_gen_subreg (tmode, target, V2DImode, 0),
-			     op0, op1);
-      if (! pat)
-	return 0;
-      emit_insn (pat);
-      return target;
+    case IX86_BUILTIN_AESKEYGENASSIST128:
+      return ix86_expand_binop_imm_builtin (CODE_FOR_aeskeygenassist,
+					     exp, target);
 
     case IX86_BUILTIN_FEMMS:
       emit_insn (gen_mmx_femms ());
--- gcc/config/i386/i386.h.aes	2008-04-03 22:14:41.000000000 -0700
+++ gcc/config/i386/i386.h	2008-04-04 06:31:48.000000000 -0700
@@ -395,6 +395,8 @@ extern int x86_prefetch_sse;
 #define TARGET_SAHF		x86_sahf
 #define TARGET_RECIP		x86_recip
 #define TARGET_FUSED_MADD	x86_fused_muladd
+#define TARGET_AES		(TARGET_SSE2 && x86_aes)
+#define TARGET_PCLMUL		(TARGET_SSE2 && x86_pclmul)
 
 #define ASSEMBLER_DIALECT	(ix86_asm_dialect)
 
@@ -683,6 +685,10 @@ extern const char *host_detect_local_cpu
 	builtin_define ("__SSE4_1__");				\
       if (TARGET_SSE4_2)					\
 	builtin_define ("__SSE4_2__");				\
+      if (TARGET_AES)						\
+	builtin_define ("__AES__");				\
+      if (TARGET_PCLMUL)					\
+	builtin_define ("__PCLMUL__");				\
       if (TARGET_SSE4A)						\
  	builtin_define ("__SSE4A__");		                \
       if (TARGET_SSE5)						\
--- gcc/config/i386/i386.md.aes	2008-04-03 22:14:44.000000000 -0700
+++ gcc/config/i386/i386.md	2008-04-04 06:35:25.000000000 -0700
@@ -186,6 +186,17 @@
    (UNSPEC_FRCZ			156)
    (UNSPEC_CVTPH2PS		157)
    (UNSPEC_CVTPS2PH		158)
+
+   ; For AES support
+   (UNSPEC_AESENC		159)
+   (UNSPEC_AESENCLAST		160)
+   (UNSPEC_AESDEC		161)
+   (UNSPEC_AESDECLAST		162)
+   (UNSPEC_AESIMC		163)
+   (UNSPEC_AESKEYGENASSIST	164)
+
+   ; For PCLMUL support
+   (UNSPEC_PCLMUL		165)
   ])
 
 (define_constants
--- gcc/config/i386/i386.opt.aes	2007-09-13 06:25:13.000000000 -0700
+++ gcc/config/i386/i386.opt	2008-04-04 06:32:30.000000000 -0700
@@ -275,3 +275,11 @@ Target Report Var(x86_fused_muladd) Init
 Enable automatic generation of fused floating point multiply-add instructions
 if the ISA supports such instructions.  The -mfused-madd option is on by
 default.
+
+maes
+Target Report RejectNegative Var(x86_aes)
+Support AES built-in functions and code generation
+
+mpclmul
+Target Report RejectNegative Var(x86_pclmul)
+Support PCLMUL built-in functions and code generation
--- gcc/config/i386/sse.md.aes	2008-04-02 20:36:24.000000000 -0700
+++ gcc/config/i386/sse.md	2008-04-04 06:35:17.000000000 -0700
@@ -7897,3 +7897,80 @@
 }
   [(set_attr "type" "ssecmp")
    (set_attr "mode" "TI")])
+
+(define_insn "aesenc"
+  [(set (match_operand:V2DI 0 "register_operand" "=x")
+	(unspec:V2DI [(match_operand:V2DI 1 "register_operand" "0")
+		       (match_operand:V2DI 2 "nonimmediate_operand" "xm")]
+		      UNSPEC_AESENC))]
+  "TARGET_AES"
+  "aesenc\t{%2, %0|%0, %2}"
+  [(set_attr "type" "sselog1")
+   (set_attr "prefix_extra" "1")
+   (set_attr "mode" "TI")])
+
+(define_insn "aesenclast"
+  [(set (match_operand:V2DI 0 "register_operand" "=x")
+	(unspec:V2DI [(match_operand:V2DI 1 "register_operand" "0")
+		       (match_operand:V2DI 2 "nonimmediate_operand" "xm")]
+		      UNSPEC_AESENCLAST))]
+  "TARGET_AES"
+  "aesenclast\t{%2, %0|%0, %2}"
+  [(set_attr "type" "sselog1")
+   (set_attr "prefix_extra" "1")
+   (set_attr "mode" "TI")])
+
+(define_insn "aesdec"
+  [(set (match_operand:V2DI 0 "register_operand" "=x")
+	(unspec:V2DI [(match_operand:V2DI 1 "register_operand" "0")
+		       (match_operand:V2DI 2 "nonimmediate_operand" "xm")]
+		      UNSPEC_AESDEC))]
+  "TARGET_AES"
+  "aesdec\t{%2, %0|%0, %2}"
+  [(set_attr "type" "sselog1")
+   (set_attr "prefix_extra" "1")
+   (set_attr "mode" "TI")])
+
+(define_insn "aesdeclast"
+  [(set (match_operand:V2DI 0 "register_operand" "=x")
+	(unspec:V2DI [(match_operand:V2DI 1 "register_operand" "0")
+		       (match_operand:V2DI 2 "nonimmediate_operand" "xm")]
+		      UNSPEC_AESDECLAST))]
+  "TARGET_AES"
+  "aesdeclast\t{%2, %0|%0, %2}"
+  [(set_attr "type" "sselog1")
+   (set_attr "prefix_extra" "1")
+   (set_attr "mode" "TI")])
+
+(define_insn "aesimc"
+  [(set (match_operand:V2DI 0 "register_operand" "=x")
+	(unspec:V2DI [(match_operand:V2DI 1 "nonimmediate_operand" "xm")]
+		      UNSPEC_AESIMC))]
+  "TARGET_AES"
+  "aesimc\t{%1, %0|%0, %1}"
+  [(set_attr "type" "sselog1")
+   (set_attr "prefix_extra" "1")
+   (set_attr "mode" "TI")])
+
+(define_insn "aeskeygenassist"
+  [(set (match_operand:V2DI 0 "register_operand" "=x")
+	(unspec:V2DI [(match_operand:V2DI 1 "nonimmediate_operand" "xm")
+		      (match_operand:SI 2 "const_0_to_255_operand" "n")]
+		     UNSPEC_AESKEYGENASSIST))]
+  "TARGET_AES"
+  "aeskeygenassist\t{%2, %1, %0|%0, %1, %2}"
+  [(set_attr "type" "sselog1")
+   (set_attr "prefix_extra" "1")
+   (set_attr "mode" "TI")])
+
+(define_insn "pclmulqdq"
+  [(set (match_operand:V2DI 0 "register_operand" "=x")
+	(unspec:V2DI [(match_operand:V2DI 1 "register_operand" "0")
+		      (match_operand:V2DI 2 "nonimmediate_operand" "xm")
+		      (match_operand:SI 3 "const_0_to_255_operand" "n")]
+		     UNSPEC_PCLMUL))]
+  "TARGET_PCLMUL"
+  "pclmulqdq\t{%3, %2, %0|%0, %2, %3}"
+  [(set_attr "type" "sselog1")
+   (set_attr "prefix_extra" "1")
+   (set_attr "mode" "TI")])
--- gcc/config/i386/wmmintrin.h.aes	2008-04-03 22:14:44.000000000 -0700
+++ gcc/config/i386/wmmintrin.h	2008-04-04 07:05:03.000000000 -0700
@@ -0,0 +1,123 @@
+/* Copyright (C) 2008 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 2, 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.
+
+   You should have received a copy of the GNU General Public License
+   along with GCC; see the file COPYING.  If not, write to
+   the Free Software Foundation, 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
+
+/* As a special exception, if you include this header file into source
+   files compiled by GCC, this header file does not by itself cause
+   the resulting executable to be covered by the GNU General Public
+   License.  This exception does not however invalidate any other
+   reasons why the executable file might be covered by the GNU General
+   Public License.  */
+
+/* Implemented from the specification included in the Intel C++ Compiler
+   User Guide and Reference, version 10.1.  */
+
+#ifndef _WMMINTRIN_H_INCLUDED
+#define _WMMINTRIN_H_INCLUDED
+
+/* We need definitions from the SSE2 header file.  */
+#include <emmintrin.h>
+
+#if !defined (__AES__) && !defined (__PCLMUL__)
+# error "AES/PCLMUL instructions not enabled"
+#else
+
+/* AES */
+
+#ifdef __AES__
+/* Performs 1 round of AES decryption of the first m128i using 
+   the second m128i as a round key.  */
+extern __inline __m128i __attribute__((__gnu_inline__, __always_inline__, __artificial__))
+_mm_aesdec_si128 (__m128i __X, __m128i __Y)
+{
+  return (__m128i) __builtin_ia32_aesdec128 ((__v2di)__X, (__v2di)__Y);
+}
+
+/* Performs the last round of AES decryption of the first m128i 
+   using the second m128i as a round key.  */
+extern __inline __m128i __attribute__((__gnu_inline__, __always_inline__, __artificial__))
+_mm_aesdeclast_si128 (__m128i __X, __m128i __Y)
+{
+  return (__m128i) __builtin_ia32_aesdeclast128 ((__v2di)__X,
+						 (__v2di)__Y);
+}
+
+/* Performs 1 round of AES encryption of the first m128i using 
+   the second m128i as a round key.  */
+extern __inline __m128i __attribute__((__gnu_inline__, __always_inline__, __artificial__))
+_mm_aesenc_si128 (__m128i __X, __m128i __Y)
+{
+  return (__m128i) __builtin_ia32_aesenc128 ((__v2di)__X, (__v2di)__Y);
+}
+
+/* Performs the last round of AES encryption of the first m128i
+   using the second m128i as a round key.  */
+extern __inline __m128i __attribute__((__gnu_inline__, __always_inline__, __artificial__))
+_mm_aesenclast_si128 (__m128i __X, __m128i __Y)
+{
+  return (__m128i) __builtin_ia32_aesenclast128 ((__v2di)__X, (__v2di)__Y);
+}
+
+/* Performs the InverseMixColumn operation on the source m128i 
+   and stores the result into m128i destination.  */
+extern __inline __m128i __attribute__((__gnu_inline__, __always_inline__, __artificial__))
+_mm_aesimc_si128 (__m128i __X)
+{
+  return (__m128i) __builtin_ia32_aesimc128 ((__v2di)__X);
+}
+
+/* Generates a m128i round key for the input m128i AES cipher key and
+   byte round constant.  The second parameter must be a compile time
+   constant.  */
+#ifdef __OPTIMIZE__
+extern __inline __m128i __attribute__((__gnu_inline__, __always_inline__, __artificial__))
+_mm_aeskeygenassist_si128 (__m128i __X, const int __C)
+{
+  return (__m128i) __builtin_ia32_aeskeygenassist128 ((__v2di)__X, __C);
+}
+#else
+#define _mm_aeskeygenassist_si128(X, C)					\
+  ((__m128i) __builtin_ia32_aeskeygenassist128 ((__v2di)(__m128i)(X),	\
+						(int)(C)))
+#endif
+#endif  /* __AES__ */
+
+/* PCLMUL */
+
+#ifdef __PCLMUL__
+/* Performs carry-less integer multiplication of 64-bit halves of
+   128-bit input operands.  The third parameter inducates which 64-bit
+   haves of the input parameters v1 and v2 should be used. It must be
+   a compile time constant.  */
+#ifdef __OPTIMIZE__
+extern __inline __m128i __attribute__((__gnu_inline__, __always_inline__, __artificial__))
+_mm_clmulepi64_si128 (__m128i __X, __m128i __Y, const int __I)
+{
+  return (__m128i) __builtin_ia32_pclmulqdq128 ((__v2di)__X,
+						(__v2di)__Y, __I);
+}
+#else
+#define _mm_clmulepi64_si128(X, Y, I)					\
+  ((__m128i) __builtin_ia32_pclmulqdq128 ((__v2di)(__m128i)(X),		\
+					  (__v2di)(__m128i)(Y), (int)(I)))
+#endif
+#endif  /* __PCLMUL__  */
+
+#endif /* __AES__/__PCLMUL__ */
+
+#endif /* _WMMINTRIN_H_INCLUDED */
--- gcc/doc/extend.texi.aes	2008-03-25 11:40:12.000000000 -0700
+++ gcc/doc/extend.texi	2008-04-04 06:40:00.000000000 -0700
@@ -8013,6 +8013,27 @@ depending on the size of @code{unsigned 
 Generates the @code{popcntq} machine instruction.
 @end table
 
+The following built-in functions are available when @option{-maes} is
+used.  All of them generate the machine instruction that is part of the
+name.
+
+@smallexample
+v2di __builtin_ia32_aesenc128 (v2di, v2di)
+v2di __builtin_ia32_aesenclast128 (v2di, v2di)
+v2di __builtin_ia32_aesdec128 (v2di, v2di)
+v2di __builtin_ia32_aesdeclast128 (v2di, v2di)
+v2di __builtin_ia32_aeskeygenassist128 (v2di, const int)
+v2di __builtin_ia32_aesimc128 (v2di)
+@end smallexample
+
+The following built-in function is available when @option{-mpclmul} is
+used.
+
+@table @code
+@item v2di __builtin_ia32_pclmulqdq128 (v2di, v2di, const int)
+Generates the @code{pclmulqdq} machine instruction.
+@end table
+
 The following built-in functions are available when @option{-msse4a} is used.
 All of them generate the machine instruction that is part of the name.
 
--- gcc/doc/invoke.texi.aes	2008-04-03 22:14:44.000000000 -0700
+++ gcc/doc/invoke.texi	2008-04-04 06:45:47.000000000 -0700
@@ -555,6 +555,7 @@ Objective-C and Objective-C++ Dialects}.
 -mno-wide-multiply  -mrtd  -malign-double @gol
 -mpreferred-stack-boundary=@var{num} -mcx16 -msahf -mrecip @gol
 -mmmx  -msse  -msse2 -msse3 -mssse3 -msse4.1 -msse4.2 -msse4 @gol
+-maes -mpclmul @gol
 -msse4a -m3dnow -mpopcnt -mabm -msse5 @gol
 -mthreads  -mno-align-stringops  -minline-all-stringops @gol
 -mpush-args  -maccumulate-outgoing-args  -m128bit-long-double @gol
@@ -10720,6 +10721,10 @@ preferred alignment to @option{-mpreferr
 @itemx -mno-sse4.2
 @itemx -msse4
 @itemx -mno-sse4
+@itemx -maes
+@itemx -mno-aes
+@itemx -mpclmul
+@itemx -mno-pclmul
 @itemx -msse4a
 @itemx -mno-sse4a
 @itemx -msse5
@@ -10737,8 +10742,8 @@ preferred alignment to @option{-mpreferr
 @opindex m3dnow
 @opindex mno-3dnow
 These switches enable or disable the use of instructions in the MMX,
-SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4A, SSE5, ABM or 3DNow!@: extended
-instruction sets.
+SSE, SSE2, SSE3, SSSE3, SSE4.1, AES, PCLMUL, SSE4A, SSE5, ABM or
+3DNow!@: extended instruction sets.
 These extensions are also available as built-in functions: see
 @ref{X86 Built-in Functions}, for details of the functions enabled and
 disabled by these switches.
--- gcc/testsuite/g++.dg/other/i386-2.C.aes	2007-12-15 15:49:16.000000000 -0800
+++ gcc/testsuite/g++.dg/other/i386-2.C	2008-04-04 06:37:21.000000000 -0700
@@ -1,8 +1,9 @@
-/* Test that {,x,e,p,t,s,a,b}mmintrin.h, mm3dnow.h and mm_malloc.h are
+/* Test that {,x,e,p,t,s,w,a,b}mmintrin.h, mm3dnow.h and mm_malloc.h are
    usable with -O -pedantic-errors.  */
 /* { dg-do compile { target i?86-*-* x86_64-*-* } } */
-/* { dg-options "-O -pedantic-errors -march=k8 -m3dnow -msse4 -msse5" } */
+/* { dg-options "-O -pedantic-errors -march=k8 -m3dnow -msse4 -msse5 -maes -mpclmul" } */
 
+#include <wmmintrin.h>
 #include <bmmintrin.h>
 #include <smmintrin.h>
 #include <mm3dnow.h>
--- gcc/testsuite/g++.dg/other/i386-3.C.aes	2008-03-13 09:04:41.000000000 -0700
+++ gcc/testsuite/g++.dg/other/i386-3.C	2008-04-04 06:37:56.000000000 -0700
@@ -1,8 +1,9 @@
-/* Test that {,x,e,p,t,s,a,b}mmintrin.h, mm3dnow.h and mm_malloc.h are
+/* Test that {,x,e,p,t,s,w,a,b}mmintrin.h, mm3dnow.h and mm_malloc.h are
    usable with -O -fkeep-inline-functions.  */
 /* { dg-do compile { target i?86-*-* x86_64-*-* } } */
-/* { dg-options "-O -fkeep-inline-functions -march=k8 -m3dnow -msse4 -msse5" } */
+/* { dg-options "-O -fkeep-inline-functions -march=k8 -m3dnow -maes -mpclmul -msse4 -msse5" } */
 
+#include <wmmintrin.h>
 #include <bmmintrin.h>
 #include <smmintrin.h>
 #include <mm3dnow.h>
--- gcc/testsuite/gcc.target/i386/aes-check.h.aes	2008-04-03 22:14:44.000000000 -0700
+++ gcc/testsuite/gcc.target/i386/aes-check.h	2008-04-03 22:14:44.000000000 -0700
@@ -0,0 +1,30 @@
+#include <stdio.h>
+#include <stdlib.h>
+
+#include "cpuid.h"
+
+static void aes_test (void);
+
+int
+main ()
+{
+  unsigned int eax, ebx, ecx, edx;
+ 
+  if (!__get_cpuid (1, &eax, &ebx, &ecx, &edx))
+    return 0;
+
+  /* Run AES test only if host has AES support.  */
+  if (ecx & bit_AES)
+    {
+      aes_test ();
+#ifdef DEBUG
+    printf ("PASSED\n");
+#endif
+    }
+#ifdef DEBUG
+  else
+    printf ("SKIPPED\n");
+#endif
+
+  return 0;
+}
--- gcc/testsuite/gcc.target/i386/aesdec.c.aes	2008-04-03 22:14:44.000000000 -0700
+++ gcc/testsuite/gcc.target/i386/aesdec.c	2008-04-03 22:14:44.000000000 -0700
@@ -0,0 +1,67 @@
+/* { dg-do run } */
+/* { dg-require-effective-target aes } */
+/* { dg-options "-O2 -maes" } */
+
+#include <wmmintrin.h>
+#include <string.h>
+
+#include "aes-check.h"
+
+extern void abort (void);
+
+#define NUM 1024
+
+static __m128i src1[NUM];
+static __m128i src2[NUM];
+static __m128i edst[NUM];
+
+static __m128i resdst[NUM];
+
+/* Initialize input/output vectors.  (Currently, there is only one set
+   of input/output vectors).  */
+static void
+init_data (__m128i *s1, __m128i *s2, __m128i *d)
+{
+  int i;
+  for (i = 0; i < NUM; i++)
+    {
+      s1[i] = _mm_setr_epi32 (0x5d53475d, 0x63746f72,
+			      0x73745665, 0x7b5b5465);
+      s2[i] = _mm_setr_epi32 (0x726f6e5d, 0x5b477565,
+			      0x68617929, 0x48692853);
+      d[i]  = _mm_setr_epi32 (0xb730392a, 0xb58eb95e,
+			      0xfaea2787, 0x138ac342);
+    }
+}
+
+static void
+aes_test (void)
+{
+  int i;
+
+  init_data (src1, src2, edst);
+
+  for (i = 0; i < NUM; i += 16)
+    {
+      resdst[i] = _mm_aesdec_si128 (src1[i], src2[i]);
+      resdst[i + 1] = _mm_aesdec_si128 (src1[i + 1], src2[i + 1]);
+      resdst[i + 2] = _mm_aesdec_si128 (src1[i + 2], src2[i + 2]);
+      resdst[i + 3] = _mm_aesdec_si128 (src1[i + 3], src2[i + 3]);
+      resdst[i + 4] = _mm_aesdec_si128 (src1[i + 4], src2[i + 4]);
+      resdst[i + 5] = _mm_aesdec_si128 (src1[i + 5], src2[i + 5]);
+      resdst[i + 6] = _mm_aesdec_si128 (src1[i + 6], src2[i + 6]);
+      resdst[i + 7] = _mm_aesdec_si128 (src1[i + 7], src2[i + 7]);
+      resdst[i + 8] = _mm_aesdec_si128 (src1[i + 8], src2[i + 8]);
+      resdst[i + 9] = _mm_aesdec_si128 (src1[i + 9], src2[i + 9]);
+      resdst[i + 10] = _mm_aesdec_si128 (src1[i + 10], src2[i + 10]);
+      resdst[i + 11] = _mm_aesdec_si128 (src1[i + 11], src2[i + 11]);
+      resdst[i + 12] = _mm_aesdec_si128 (src1[i + 12], src2[i + 12]);
+      resdst[i + 13] = _mm_aesdec_si128 (src1[i + 13], src2[i + 13]);
+      resdst[i + 14] = _mm_aesdec_si128 (src1[i + 14], src2[i + 14]);
+      resdst[i + 15] = _mm_aesdec_si128 (src1[i + 15], src2[i + 15]);
+    }
+
+  for (i = 0; i < NUM; i++)
+    if (memcmp (edst + i, resdst + i, sizeof (__m128i)))
+      abort ();
+}
--- gcc/testsuite/gcc.target/i386/aesdeclast.c.aes	2008-04-03 22:14:44.000000000 -0700
+++ gcc/testsuite/gcc.target/i386/aesdeclast.c	2008-04-03 22:14:44.000000000 -0700
@@ -0,0 +1,69 @@
+/* { dg-do run } */
+/* { dg-require-effective-target aes } */
+/* { dg-options "-O2 -maes" } */
+
+#include <wmmintrin.h>
+#include <string.h>
+
+#include "aes-check.h"
+
+extern void abort (void);
+
+#define NUM 1024
+
+static __m128i src1[NUM];
+static __m128i src2[NUM];
+static __m128i edst[NUM];
+
+static __m128i resdst[NUM];
+
+/* Initialize input/output vectors.  (Currently, there is only one set of
+   input/output vectors).  */
+
+static void
+init_data (__m128i *s1, __m128i *s2, __m128i *d)
+{
+  int i;
+
+  for (i = 0; i < NUM; i++)
+    {
+      s1[i] = _mm_setr_epi32 (0x5d53475d, 0x63746f72,
+			      0x73745665, 0x7b5b5465);
+      s2[i] = _mm_setr_epi32 (0x726f6e5d, 0x5b477565,
+			      0x68617929, 0x48692853);
+      d[i] = _mm_setr_epi32 (0x72a593d0, 0xd410637b,
+			     0x6b317f95, 0xc5a391ef);
+    }
+}
+
+static void
+aes_test (void)
+{
+  int i;
+
+  init_data (src1, src2, edst);
+
+  for (i = 0; i < NUM; i += 16)
+    {
+      resdst[i] = _mm_aesdeclast_si128 (src1[i], src2[i]);
+      resdst[i + 1] = _mm_aesdeclast_si128 (src1[i + 1], src2[i + 1]);
+      resdst[i + 2] = _mm_aesdeclast_si128 (src1[i + 2], src2[i + 2]);
+      resdst[i + 3] = _mm_aesdeclast_si128 (src1[i + 3], src2[i + 3]);
+      resdst[i + 4] = _mm_aesdeclast_si128 (src1[i + 4], src2[i + 4]);
+      resdst[i + 5] = _mm_aesdeclast_si128 (src1[i + 5], src2[i + 5]);
+      resdst[i + 6] = _mm_aesdeclast_si128 (src1[i + 6], src2[i + 6]);
+      resdst[i + 7] = _mm_aesdeclast_si128 (src1[i + 7], src2[i + 7]);
+      resdst[i + 8] = _mm_aesdeclast_si128 (src1[i + 8], src2[i + 8]);
+      resdst[i + 9] = _mm_aesdeclast_si128 (src1[i + 9], src2[i + 9]);
+      resdst[i + 10] = _mm_aesdeclast_si128 (src1[i + 10], src2[i + 10]);
+      resdst[i + 11] = _mm_aesdeclast_si128 (src1[i + 11], src2[i + 11]);
+      resdst[i + 12] = _mm_aesdeclast_si128 (src1[i + 12], src2[i + 12]);
+      resdst[i + 13] = _mm_aesdeclast_si128 (src1[i + 13], src2[i + 13]);
+      resdst[i + 14] = _mm_aesdeclast_si128 (src1[i + 14], src2[i + 14]);
+      resdst[i + 15] = _mm_aesdeclast_si128 (src1[i + 15], src2[i + 15]);
+    }
+
+  for (i = 0; i < NUM; i++)
+    if (memcmp (edst + i, resdst + i, sizeof (__m128i)))
+      abort ();
+}
--- gcc/testsuite/gcc.target/i386/aesenc.c.aes	2008-04-03 22:14:44.000000000 -0700
+++ gcc/testsuite/gcc.target/i386/aesenc.c	2008-04-03 22:14:44.000000000 -0700
@@ -0,0 +1,68 @@
+/* { dg-do run } */
+/* { dg-require-effective-target aes } */
+/* { dg-options "-O2 -maes" } */
+
+#include <wmmintrin.h>
+#include <string.h>
+
+#include "aes-check.h"
+
+extern void abort (void);
+
+#define NUM 1024
+
+static __m128i src1[NUM];
+static __m128i src2[NUM];
+static __m128i edst[NUM];
+
+static __m128i resdst[NUM];
+
+/* Initialize input/output vectors.  (Currently, there is only one set
+   of input/output vectors).  */
+
+static void
+init_data (__m128i *s1, __m128i *s2, __m128i *d)
+{
+  int i;
+  for (i = 0; i < NUM; i++)
+    {
+      s1[i] = _mm_setr_epi32 (0x5d53475d, 0x63746f72,
+			      0x73745665, 0x7b5b5465);
+      s2[i] = _mm_setr_epi32 (0x726f6e5d, 0x5b477565,
+			      0x68617929, 0x48692853);
+      d[i] = _mm_setr_epi32 (0xded7e595, 0x8b104b58,
+			     0x9fdba3c5, 0xa8311c2f);
+    }
+}
+
+static void
+aes_test (void)
+{
+  int i;
+
+  init_data (src1, src2, edst);
+
+  for (i = 0; i < NUM; i += 16)
+    {
+      resdst[i] = _mm_aesenc_si128 (src1[i], src2[i]);
+      resdst[i + 1] = _mm_aesenc_si128 (src1[i + 1], src2[i + 1]);
+      resdst[i + 2] = _mm_aesenc_si128 (src1[i + 2], src2[i + 2]);
+      resdst[i + 3] = _mm_aesenc_si128 (src1[i + 3], src2[i + 3]);
+      resdst[i + 4] = _mm_aesenc_si128 (src1[i + 4], src2[i + 4]);
+      resdst[i + 5] = _mm_aesenc_si128 (src1[i + 5], src2[i + 5]);
+      resdst[i + 6] = _mm_aesenc_si128 (src1[i + 6], src2[i + 6]);
+      resdst[i + 7] = _mm_aesenc_si128 (src1[i + 7], src2[i + 7]);
+      resdst[i + 8] = _mm_aesenc_si128 (src1[i + 8], src2[i + 8]);
+      resdst[i + 9] = _mm_aesenc_si128 (src1[i + 9], src2[i + 9]);
+      resdst[i + 10] = _mm_aesenc_si128 (src1[i + 10], src2[i + 10]);
+      resdst[i + 11] = _mm_aesenc_si128 (src1[i + 11], src2[i + 11]);
+      resdst[i + 12] = _mm_aesenc_si128 (src1[i + 12], src2[i + 12]);
+      resdst[i + 13] = _mm_aesenc_si128 (src1[i + 13], src2[i + 13]);
+      resdst[i + 14] = _mm_aesenc_si128 (src1[i + 14], src2[i + 14]);
+      resdst[i + 15] = _mm_aesenc_si128 (src1[i + 15], src2[i + 15]);
+    }
+
+  for (i = 0; i < NUM; i++)
+    if (memcmp (edst + i, resdst + i, sizeof (__m128i)))
+      abort ();
+}
--- gcc/testsuite/gcc.target/i386/aesenclast.c.aes	2008-04-03 22:14:44.000000000 -0700
+++ gcc/testsuite/gcc.target/i386/aesenclast.c	2008-04-03 22:14:44.000000000 -0700
@@ -0,0 +1,68 @@
+/* { dg-do run } */
+/* { dg-require-effective-target aes } */
+/* { dg-options "-O2 -maes" } */
+
+#include <wmmintrin.h>
+#include <string.h>
+
+#include "aes-check.h"
+
+extern void abort (void);
+
+#define NUM 1024
+
+static __m128i src1[NUM];
+static __m128i src2[NUM];
+static __m128i edst[NUM];
+
+static __m128i resdst[NUM];
+
+/* Initialize input/output vectors.  (Currently, there is only one
+   set of input/output vectors).  */
+
+static void
+init_data (__m128i *s1, __m128i *s2, __m128i *d)
+{
+  int i;
+  for (i = 0; i < NUM; i++)
+    {
+      s1[i] = _mm_setr_epi32 (0x5d53475d, 0x63746f72,
+			      0x73745665, 0x7b5b5465);
+      s2[i] = _mm_setr_epi32 (0x726f6e5d, 0x5b477565,
+			      0x68617929, 0x48692853);
+      d[i] = _mm_setr_epi32 (0x53fdc611, 0x177ec425,
+			     0x938c5964, 0xc7fb881e);
+    }
+}
+
+static void
+aes_test (void)
+{
+  int i;
+
+  init_data (src1, src2, edst);
+
+  for (i = 0; i < NUM; i += 16)
+    {
+      resdst[i] = _mm_aesenclast_si128 (src1[i], src2[i]);
+      resdst[i + 1] = _mm_aesenclast_si128 (src1[i + 1], src2[i + 1]);
+      resdst[i + 2] = _mm_aesenclast_si128 (src1[i + 2], src2[i + 2]);
+      resdst[i + 3] = _mm_aesenclast_si128 (src1[i + 3], src2[i + 3]);
+      resdst[i + 4] = _mm_aesenclast_si128 (src1[i + 4], src2[i + 4]);
+      resdst[i + 5] = _mm_aesenclast_si128 (src1[i + 5], src2[i + 5]);
+      resdst[i + 6] = _mm_aesenclast_si128 (src1[i + 6], src2[i + 6]);
+      resdst[i + 7] = _mm_aesenclast_si128 (src1[i + 7], src2[i + 7]);
+      resdst[i + 8] = _mm_aesenclast_si128 (src1[i + 8], src2[i + 8]);
+      resdst[i + 9] = _mm_aesenclast_si128 (src1[i + 9], src2[i + 9]);
+      resdst[i + 10] = _mm_aesenclast_si128 (src1[i + 10], src2[i + 10]);
+      resdst[i + 11] = _mm_aesenclast_si128 (src1[i + 11], src2[i + 11]);
+      resdst[i + 12] = _mm_aesenclast_si128 (src1[i + 12], src2[i + 12]);
+      resdst[i + 13] = _mm_aesenclast_si128 (src1[i + 13], src2[i + 13]);
+      resdst[i + 14] = _mm_aesenclast_si128 (src1[i + 14], src2[i + 14]);
+      resdst[i + 15] = _mm_aesenclast_si128 (src1[i + 15], src2[i + 15]);
+    }
+
+  for (i = 0; i < NUM; i++)
+    if (memcmp(edst + i, resdst + i, sizeof (__m128i)))
+      abort ();
+}
--- gcc/testsuite/gcc.target/i386/aesimc.c.aes	2008-04-03 22:14:44.000000000 -0700
+++ gcc/testsuite/gcc.target/i386/aesimc.c	2008-04-03 22:14:44.000000000 -0700
@@ -0,0 +1,66 @@
+/* { dg-do run } */
+/* { dg-require-effective-target aes } */
+/* { dg-options "-O2 -maes" } */
+
+#include <wmmintrin.h>
+#include <string.h>
+
+#include "aes-check.h"
+
+extern void abort (void);
+
+#define NUM 1024
+
+static __m128i src1[NUM];
+static __m128i edst[NUM];
+
+static __m128i resdst[NUM];
+
+/* Initialize input/output vectors.  (Currently, there is only one set
+   of input/output vectors).   */
+
+static void
+init_data (__m128i *s1, __m128i *d)
+{
+  int i;
+
+  for (i = 0; i < NUM; i++)
+    {
+      s1[i] = _mm_setr_epi32 (0x5d53475d, 0x63746f72,
+			      0x73745665, 0x7b5b5465);
+      d[i] = _mm_setr_epi32 (0x81c3b3e5, 0x2b18330a,
+			     0x44b109c8, 0x627a6f66);
+    }
+}
+
+static void
+aes_test (void)
+{
+  int i;
+
+  init_data (src1, edst);
+
+  for (i = 0; i < NUM; i += 16)
+    {
+      resdst[i] = _mm_aesimc_si128 (src1[i]);
+      resdst[i + 1] = _mm_aesimc_si128 (src1[i + 1]);
+      resdst[i + 2] = _mm_aesimc_si128 (src1[i + 2]);
+      resdst[i + 3] = _mm_aesimc_si128 (src1[i + 3]);
+      resdst[i + 4] = _mm_aesimc_si128 (src1[i + 4]);
+      resdst[i + 5] = _mm_aesimc_si128 (src1[i + 5]);
+      resdst[i + 6] = _mm_aesimc_si128 (src1[i + 6]);
+      resdst[i + 7] = _mm_aesimc_si128 (src1[i + 7]);
+      resdst[i + 8] = _mm_aesimc_si128 (src1[i + 8]);
+      resdst[i + 9] = _mm_aesimc_si128 (src1[i + 9]);
+      resdst[i + 10] = _mm_aesimc_si128 (src1[i + 10]);
+      resdst[i + 11] = _mm_aesimc_si128 (src1[i + 11]);
+      resdst[i + 12] = _mm_aesimc_si128 (src1[i + 12]);
+      resdst[i + 13] = _mm_aesimc_si128 (src1[i + 13]);
+      resdst[i + 14] = _mm_aesimc_si128 (src1[i + 14]);
+      resdst[i + 15] = _mm_aesimc_si128 (src1[i + 15]);
+    }
+
+  for (i = 0; i < NUM; i++)
+    if (memcmp(edst + i, resdst + i, sizeof (__m128i)))
+      abort ();
+}
--- gcc/testsuite/gcc.target/i386/aeskeygenassist.c.aes	2008-04-03 22:14:44.000000000 -0700
+++ gcc/testsuite/gcc.target/i386/aeskeygenassist.c	2008-04-03 22:14:44.000000000 -0700
@@ -0,0 +1,66 @@
+/* { dg-do run } */
+/* { dg-require-effective-target aes } */
+/* { dg-options "-O2 -maes" } */
+
+#include <wmmintrin.h>
+#include <string.h>
+
+#include "aes-check.h"
+
+extern void abort (void);
+
+#define NUM 1024
+#define IMM8 1
+
+static __m128i src1[NUM];
+static __m128i edst[NUM];
+
+static __m128i resdst[NUM];
+
+/* Initialize input/output vectors.  (Currently, there is only one set
+   of input/output vectors).  */
+
+static void
+init_data (__m128i *s1, __m128i *d)
+{
+  int i;
+  for (i = 0; i < NUM; i++)
+    {
+      s1[i] = _mm_setr_epi32 (0x16157e2b, 0xa6d2ae28,
+			      0x8815f7ab, 0x3c4fcf09);
+      d[i] = _mm_setr_epi32 (0x24b5e434, 0x3424b5e5,
+			     0xeb848a01, 0x01eb848b);
+    }
+}
+
+static void
+aes_test (void)
+{
+  int i;
+
+  init_data (src1, edst);
+
+  for (i = 0; i < NUM; i += 16)
+    {
+      resdst[i]  = _mm_aeskeygenassist_si128 (src1[i], IMM8);
+      resdst[i + 1] = _mm_aeskeygenassist_si128 (src1[i + 1], IMM8);
+      resdst[i + 2] = _mm_aeskeygenassist_si128 (src1[i + 2], IMM8);
+      resdst[i + 3] = _mm_aeskeygenassist_si128 (src1[i + 3], IMM8);
+      resdst[i + 4] = _mm_aeskeygenassist_si128 (src1[i + 4], IMM8);
+      resdst[i + 5] = _mm_aeskeygenassist_si128 (src1[i + 5], IMM8);
+      resdst[i + 6] = _mm_aeskeygenassist_si128 (src1[i + 6], IMM8);
+      resdst[i + 7] = _mm_aeskeygenassist_si128 (src1[i + 7], IMM8);
+      resdst[i + 8] = _mm_aeskeygenassist_si128 (src1[i + 8], IMM8);
+      resdst[i + 9] = _mm_aeskeygenassist_si128 (src1[i + 9], IMM8);
+      resdst[i + 10] = _mm_aeskeygenassist_si128 (src1[i + 10], IMM8);
+      resdst[i + 11] = _mm_aeskeygenassist_si128 (src1[i + 11], IMM8);
+      resdst[i + 12] = _mm_aeskeygenassist_si128 (src1[i + 12], IMM8);
+      resdst[i + 13] = _mm_aeskeygenassist_si128 (src1[i + 13], IMM8);
+      resdst[i + 14] = _mm_aeskeygenassist_si128 (src1[i + 14], IMM8);
+      resdst[i + 15] = _mm_aeskeygenassist_si128 (src1[i + 15], IMM8);
+    }
+
+  for (i = 0; i < NUM; i++)
+    if (memcmp(edst + i, resdst + i, sizeof (__m128i)))
+      abort ();
+}
--- gcc/testsuite/gcc.target/i386/i386.exp.aes	2008-01-05 10:52:44.000000000 -0800
+++ gcc/testsuite/gcc.target/i386/i386.exp	2008-04-04 06:48:42.000000000 -0700
@@ -51,6 +51,34 @@ proc check_effective_target_sse4 { } {
     } "-O2 -msse4.1" ]
 }
 
+# Return 1 if aes instructions can be compiled.
+proc check_effective_target_aes { } {
+    return [check_no_compiler_messages aes object {
+	typedef long long __m128i __attribute__ ((__vector_size__ (16)));
+	typedef long long __v2di __attribute__ ((__vector_size__ (16)));
+
+	__m128i _mm_aesimc_si128 (__m128i __X)
+	{
+	    return (__m128i) __builtin_ia32_aesimc128 ((__v2di)__X);
+	}
+    } "-O2 -maes" ]
+}
+
+# Return 1 if pclmul instructions can be compiled.
+proc check_effective_target_pclmul { } {
+    return [check_no_compiler_messages pclmul object {
+	typedef long long __m128i __attribute__ ((__vector_size__ (16)));
+	typedef long long __v2di __attribute__ ((__vector_size__ (16)));
+
+	__m128i pclmulqdq_test (__m128i __X, __m128i __Y)
+	{
+	    return (__m128i) __builtin_ia32_pclmulqdq128 ((__v2di)__X,
+							  (__v2di)__Y,
+							  1);
+	}
+    } "-O2 -mpclmul" ]
+}
+
 # Return 1 if sse4a instructions can be compiled.
 proc check_effective_target_sse4a { } {
     return [check_no_compiler_messages sse4a object {
--- gcc/testsuite/gcc.target/i386/pclmul-check.h.aes	2008-04-03 22:14:44.000000000 -0700
+++ gcc/testsuite/gcc.target/i386/pclmul-check.h	2008-04-04 06:54:12.000000000 -0700
@@ -0,0 +1,30 @@
+#include <stdio.h>
+#include <stdlib.h>
+
+#include "cpuid.h"
+
+static void pclmul_test (void);
+
+int
+main ()
+{
+  unsigned int eax, ebx, ecx, edx;
+ 
+  if (!__get_cpuid (1, &eax, &ebx, &ecx, &edx))
+    return 0;
+
+  /* Run PCLMULQDQ test only if host has PCLMULQDQ support.  */
+  if (ecx & bit_PCLMUL)
+    {
+      pclmul_test ();
+#ifdef DEBUG
+      printf ("PASSED\n");
+#endif
+    }
+#ifdef DEBUG
+  else
+    printf ("SKIPPED\n");
+#endif
+
+  return 0;
+}
--- gcc/testsuite/gcc.target/i386/pclmulqdq.c.aes	2008-04-03 22:14:44.000000000 -0700
+++ gcc/testsuite/gcc.target/i386/pclmulqdq.c	2008-04-04 06:48:56.000000000 -0700
@@ -0,0 +1,87 @@
+/* { dg-do run } */
+/* { dg-require-effective-target pclmul } */
+/* { dg-options "-O2 -mpclmul" } */
+
+#include <wmmintrin.h>
+#include <string.h>
+
+#include "pclmul-check.h"
+
+extern void abort (void);
+
+#define NUM 1024
+
+static __m128i s1[NUM];
+static __m128i s2[NUM];
+/* We need this array to generate mem form of inst */
+static __m128i s2m[NUM];
+
+static __m128i e_00[NUM];
+static __m128i e_01[NUM];
+static __m128i e_10[NUM];
+static __m128i e_11[NUM];
+
+static __m128i d_00[NUM];
+static __m128i d_01[NUM];
+static __m128i d_10[NUM];
+static __m128i d_11[NUM];
+
+/* Initialize input/output vectors.  (Currently, there is only one set
+   of input/output vectors).  */
+static void
+init_data (__m128i *ls1,   __m128i *ls2, __m128i *le_00, __m128i *le_01,
+	   __m128i *le_10, __m128i *le_11)
+{
+  int i;
+
+  for (i = 0; i < NUM; i++)
+    {
+      ls1[i] = _mm_set_epi32 (0x7B5B5465, 0x73745665,
+			      0x63746F72, 0x5D53475D);
+      ls2[i] = _mm_set_epi32 (0x48692853, 0x68617929,
+			      0x5B477565, 0x726F6E5D);
+      s2m[i] = _mm_set_epi32 (0x48692853, 0x68617929,
+			      0x5B477565, 0x726F6E5D);
+      le_00[i] = _mm_set_epi32 (0x1D4D84C8, 0x5C3440C0,
+				0x929633D5, 0xD36F0451);
+      le_01[i] = _mm_set_epi32 (0x1A2BF6DB, 0x3A30862F,
+				0xBABF262D, 0xF4B7D5C9);
+      le_10[i] = _mm_set_epi32 (0x1BD17C8D, 0x556AB5A1,
+				0x7FA540AC, 0x2A281315);
+      le_11[i] = _mm_set_epi32 (0x1D1E1F2C, 0x592E7C45,
+				0xD66EE03E, 0x410FD4ED);
+    }
+}
+
+static void
+pclmul_test (void)
+{
+  int i;
+
+  init_data (s1, s2, e_00, e_01, e_10, e_11);
+
+  for (i = 0; i < NUM; i += 2)
+    {
+      d_00[i] = _mm_clmulepi64_si128 (s1[i], s2m[i], 0x00);
+      d_01[i] = _mm_clmulepi64_si128 (s1[i], s2[i], 0x01);
+      d_10[i] = _mm_clmulepi64_si128 (s1[i], s2[i], 0x10);
+      d_11[i] = _mm_clmulepi64_si128 (s1[i], s2[i], 0x11);
+
+      d_11[i + 1] = _mm_clmulepi64_si128 (s1[i + 1], s2[i + 1], 0x11);
+      d_00[i + 1] = _mm_clmulepi64_si128 (s1[i + 1], s2[i + 1], 0x00);
+      d_10[i + 1] = _mm_clmulepi64_si128 (s1[i + 1], s2m[i + 1], 0x10);
+      d_01[i + 1] = _mm_clmulepi64_si128 (s1[i + 1], s2[i + 1], 0x01);
+    }
+
+  for (i = 0; i < NUM; i++)
+    {
+      if (memcmp (d_00 + i, e_00 + i, sizeof (__m128i)))
+	abort ();
+      if (memcmp (d_01 + i, e_01 + i, sizeof (__m128i)))
+	abort ();
+      if (memcmp (d_10 + i, e_10 + i, sizeof (__m128i)))
+	abort ();
+      if (memcmp(d_11 + i, e_11 + i, sizeof (__m128i)))
+	abort ();
+    }
+}
--- gcc/testsuite/gcc.target/i386/sse-13.c.aes	2008-03-26 06:32:52.000000000 -0700
+++ gcc/testsuite/gcc.target/i386/sse-13.c	2008-04-04 06:38:43.000000000 -0700
@@ -1,10 +1,10 @@
 /* { dg-do compile } */
-/* { dg-options "-O2 -Werror-implicit-function-declaration -march=k8 -m3dnow -msse4 -msse5" } */
+/* { dg-options "-O2 -Werror-implicit-function-declaration -march=k8 -m3dnow -msse4 -msse5 -maes -mpclmul" } */
 
 #include <mm_malloc.h>
 
 /* Test that the intrinsics compile with optimization.  All of them are
-   defined as inline functions in {,x,e,p,t,s,a,b}mmintrin.h and mm3dnow.h
+   defined as inline functions in {,x,e,p,t,s,w,a,b}mmintrin.h and mm3dnow.h
    that reference the proper builtin functions.  Defining away "extern" and
    "__inline" results in all of them being compiled as proper functions.  */
 
@@ -17,6 +17,10 @@
 #define __builtin_ia32_extrqi(X, I, L)  __builtin_ia32_extrqi(X, 1, 1)
 #define __builtin_ia32_insertqi(X, Y, I, L) __builtin_ia32_insertqi(X, Y, 1, 1)
 
+/* wmmintrin.h */
+#define __builtin_ia32_aeskeygenassist128(X, C) __builtin_ia32_aeskeygenassist128(X, 1)
+#define __builtin_ia32_pclmulqdq128(X, Y, I) __builtin_ia32_pclmulqdq128(X, Y, 1)
+
 /* smmintrin.h */
 #define __builtin_ia32_pblendw128(X, Y, M) __builtin_ia32_pblendw128 (X, Y, 1)
 #define __builtin_ia32_blendps(X, Y, M) __builtin_ia32_blendps(X, Y, 1)
@@ -94,6 +98,7 @@
 #define __builtin_ia32_protdi(A, B) __builtin_ia32_protdi(A,1)
 #define __builtin_ia32_protqi(A, B) __builtin_ia32_protqi(A,1)
 
+#include <wmmintrin.h>
 #include <bmmintrin.h>
 #include <smmintrin.h>
 #include <mm3dnow.h>
--- gcc/testsuite/gcc.target/i386/sse-14.c.aes	2008-03-26 06:32:52.000000000 -0700
+++ gcc/testsuite/gcc.target/i386/sse-14.c	2008-04-04 06:38:31.000000000 -0700
@@ -1,16 +1,17 @@
 /* { dg-do compile } */
-/* { dg-options "-O0 -Werror-implicit-function-declaration -march=k8 -m3dnow -msse4 -msse5" } */
+/* { dg-options "-O0 -Werror-implicit-function-declaration -march=k8 -m3dnow -msse4 -msse5 -maes -mpclmul" } */
 
 #include <mm_malloc.h>
 
 /* Test that the intrinsics compile without optimization.  All of them are
-   defined as inline functions in {,x,e,p,t,s,a,b}mmintrin.h  and mm3dnow.h
+   defined as inline functions in {,x,e,p,t,s,w,a,b}mmintrin.h  and mm3dnow.h
    that reference the proper builtin functions.  Defining away "extern" and
    "__inline" results in all of them being compiled as proper functions.  */
 
 #define extern
 #define __inline
 
+#include <wmmintrin.h>
 #include <bmmintrin.h>
 #include <smmintrin.h>
 #include <mm3dnow.h>
@@ -46,6 +47,10 @@
 test_1x (_mm_extracti_si64, __m128i, __m128i, 1, 1)
 test_2x (_mm_inserti_si64, __m128i, __m128i, __m128i, 1, 1)
 
+/* wmmintrin.h */
+test_1 (_mm_aeskeygenassist_si128, __m128i, __m128i, 1)
+test_2 (_mm_clmulepi64_si128, __m128i, __m128i, __m128i, 1)
+
 /* smmintrin.h */
 test_2 (_mm_blend_epi16, __m128i, __m128i, __m128i, 1)
 test_2 (_mm_blend_ps, __m128, __m128, __m128, 1)


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