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[gomp merge] add support for x86 double-word compare-and-swap


Here's a nice pice that's completely independent of the actual
openmp bits.  To my knowledge, x86_64 is the only target that
can support 16-byte compare-and-swap.

Tested on i686 and x86_64 linux.


r~


        Merge from gomp-branch.
        * builtins.def: Move all DEF_SYNC_BUILTIN to ...
        * sync-builtins.def: ... new file.
        (BUILT_IN_FETCH_AND_ADD_16,
        BUILT_IN_FETCH_AND_SUB_16, BUILT_IN_FETCH_AND_OR_16,
        BUILT_IN_FETCH_AND_AND_16, BUILT_IN_FETCH_AND_XOR_16,
        BUILT_IN_FETCH_AND_NAND_16, BUILT_IN_ADD_AND_FETCH_16,
        BUILT_IN_SUB_AND_FETCH_16, BUILT_IN_OR_AND_FETCH_16,
        BUILT_IN_AND_AND_FETCH_16, BUILT_IN_XOR_AND_FETCH_16,
        BUILT_IN_NAND_AND_FETCH_16, BUILT_IN_BOOL_COMPARE_AND_SWAP_16,
        BUILT_IN_VAL_COMPARE_AND_SWAP_16, BUILT_IN_LOCK_TEST_AND_SET_16,
        BUILT_IN_LOCK_RELEASE_16): New builtins.
        * builtin-types.def (BT_I16, BT_FN_I16_VPTR_I16,
        BT_FN_BOOL_VPTR_I16_I16, BT_FN_I16_VPTR_I16_I16): Add.
        * builtins.c (expand_builtin): Handle sync BUILT_IN_*_16 builtins.
        * c-common.c (enum c_builtin_type): Move to top-level from
        c_common_nodes_and_builtins enum builtin_type.
        (builtin_types): Move from c_common_nodes_and_builtins.
        (def_fn_type): New.
        (c_common_nodes_and_builtins): Use it.
        (def_builtin_1): Check for error_mark_node.
        (sync_resolve_size): Handle also 128 bit sync builtins.
        * Makefile.in (BUILTINS_DEF): New.  Use it instead of builtins.def.

        * config/i386/i386.h (x86_cmpxchg8b, x86_cmpxchg16b): New decls.
        (TARGET_CMPXCHG8B, TARGET_CMPXCHG16B): Define.
        * config/i386/i386.c (x86_cmpxchg8b, x86_cmpxchg16b): New variables.
        * config/i386/sync.md (CASMODE, DCASMODE): New mode macros.
        (doublemodesuffix, DCASHMODE): New mode attrs.
        (sync_compare_and_swap<mode>): Change into expand, use CASMODE
        instead of IMODE, if mode is wider than a word, expand into
        sync_double_compare_and_swap*.
        (*sync_compare_and_swap<mode>): New insn.
        (sync_double_compare_and_swap<mode>): Likewise.
        (*sync_double_compare_and_swapdi_pic): Likewise.
        (sync_compare_and_swap_cc<mode>): Use CASMODE instead of IMODE, if
        mode is wider than a word, expand into
        sync_double_compare_and_swap_cc*.
        (sync_double_compare_and_swap_cc<mode>): New insn.
        (*sync_double_compare_and_swap_ccdi_pic): Likewise.

Index: builtins.c
===================================================================
--- builtins.c	(revision 108995)
+++ builtins.c	(working copy)
@@ -6073,6 +6073,7 @@ expand_builtin (tree exp, rtx target, rt
     case BUILT_IN_FETCH_AND_ADD_2:
     case BUILT_IN_FETCH_AND_ADD_4:
     case BUILT_IN_FETCH_AND_ADD_8:
+    case BUILT_IN_FETCH_AND_ADD_16:
       mode = get_builtin_sync_mode (fcode - BUILT_IN_FETCH_AND_ADD_1);
       target = expand_builtin_sync_operation (mode, arglist, PLUS,
 					      false, target, ignore);
@@ -6084,6 +6085,7 @@ expand_builtin (tree exp, rtx target, rt
     case BUILT_IN_FETCH_AND_SUB_2:
     case BUILT_IN_FETCH_AND_SUB_4:
     case BUILT_IN_FETCH_AND_SUB_8:
+    case BUILT_IN_FETCH_AND_SUB_16:
       mode = get_builtin_sync_mode (fcode - BUILT_IN_FETCH_AND_SUB_1);
       target = expand_builtin_sync_operation (mode, arglist, MINUS,
 					      false, target, ignore);
@@ -6095,6 +6097,7 @@ expand_builtin (tree exp, rtx target, rt
     case BUILT_IN_FETCH_AND_OR_2:
     case BUILT_IN_FETCH_AND_OR_4:
     case BUILT_IN_FETCH_AND_OR_8:
+    case BUILT_IN_FETCH_AND_OR_16:
       mode = get_builtin_sync_mode (fcode - BUILT_IN_FETCH_AND_OR_1);
       target = expand_builtin_sync_operation (mode, arglist, IOR,
 					      false, target, ignore);
@@ -6106,6 +6109,7 @@ expand_builtin (tree exp, rtx target, rt
     case BUILT_IN_FETCH_AND_AND_2:
     case BUILT_IN_FETCH_AND_AND_4:
     case BUILT_IN_FETCH_AND_AND_8:
+    case BUILT_IN_FETCH_AND_AND_16:
       mode = get_builtin_sync_mode (fcode - BUILT_IN_FETCH_AND_AND_1);
       target = expand_builtin_sync_operation (mode, arglist, AND,
 					      false, target, ignore);
@@ -6117,6 +6121,7 @@ expand_builtin (tree exp, rtx target, rt
     case BUILT_IN_FETCH_AND_XOR_2:
     case BUILT_IN_FETCH_AND_XOR_4:
     case BUILT_IN_FETCH_AND_XOR_8:
+    case BUILT_IN_FETCH_AND_XOR_16:
       mode = get_builtin_sync_mode (fcode - BUILT_IN_FETCH_AND_XOR_1);
       target = expand_builtin_sync_operation (mode, arglist, XOR,
 					      false, target, ignore);
@@ -6128,6 +6133,7 @@ expand_builtin (tree exp, rtx target, rt
     case BUILT_IN_FETCH_AND_NAND_2:
     case BUILT_IN_FETCH_AND_NAND_4:
     case BUILT_IN_FETCH_AND_NAND_8:
+    case BUILT_IN_FETCH_AND_NAND_16:
       mode = get_builtin_sync_mode (fcode - BUILT_IN_FETCH_AND_NAND_1);
       target = expand_builtin_sync_operation (mode, arglist, NOT,
 					      false, target, ignore);
@@ -6139,6 +6145,7 @@ expand_builtin (tree exp, rtx target, rt
     case BUILT_IN_ADD_AND_FETCH_2:
     case BUILT_IN_ADD_AND_FETCH_4:
     case BUILT_IN_ADD_AND_FETCH_8:
+    case BUILT_IN_ADD_AND_FETCH_16:
       mode = get_builtin_sync_mode (fcode - BUILT_IN_ADD_AND_FETCH_1);
       target = expand_builtin_sync_operation (mode, arglist, PLUS,
 					      true, target, ignore);
@@ -6150,6 +6157,7 @@ expand_builtin (tree exp, rtx target, rt
     case BUILT_IN_SUB_AND_FETCH_2:
     case BUILT_IN_SUB_AND_FETCH_4:
     case BUILT_IN_SUB_AND_FETCH_8:
+    case BUILT_IN_SUB_AND_FETCH_16:
       mode = get_builtin_sync_mode (fcode - BUILT_IN_SUB_AND_FETCH_1);
       target = expand_builtin_sync_operation (mode, arglist, MINUS,
 					      true, target, ignore);
@@ -6161,6 +6169,7 @@ expand_builtin (tree exp, rtx target, rt
     case BUILT_IN_OR_AND_FETCH_2:
     case BUILT_IN_OR_AND_FETCH_4:
     case BUILT_IN_OR_AND_FETCH_8:
+    case BUILT_IN_OR_AND_FETCH_16:
       mode = get_builtin_sync_mode (fcode - BUILT_IN_OR_AND_FETCH_1);
       target = expand_builtin_sync_operation (mode, arglist, IOR,
 					      true, target, ignore);
@@ -6172,6 +6181,7 @@ expand_builtin (tree exp, rtx target, rt
     case BUILT_IN_AND_AND_FETCH_2:
     case BUILT_IN_AND_AND_FETCH_4:
     case BUILT_IN_AND_AND_FETCH_8:
+    case BUILT_IN_AND_AND_FETCH_16:
       mode = get_builtin_sync_mode (fcode - BUILT_IN_AND_AND_FETCH_1);
       target = expand_builtin_sync_operation (mode, arglist, AND,
 					      true, target, ignore);
@@ -6183,6 +6193,7 @@ expand_builtin (tree exp, rtx target, rt
     case BUILT_IN_XOR_AND_FETCH_2:
     case BUILT_IN_XOR_AND_FETCH_4:
     case BUILT_IN_XOR_AND_FETCH_8:
+    case BUILT_IN_XOR_AND_FETCH_16:
       mode = get_builtin_sync_mode (fcode - BUILT_IN_XOR_AND_FETCH_1);
       target = expand_builtin_sync_operation (mode, arglist, XOR,
 					      true, target, ignore);
@@ -6194,6 +6205,7 @@ expand_builtin (tree exp, rtx target, rt
     case BUILT_IN_NAND_AND_FETCH_2:
     case BUILT_IN_NAND_AND_FETCH_4:
     case BUILT_IN_NAND_AND_FETCH_8:
+    case BUILT_IN_NAND_AND_FETCH_16:
       mode = get_builtin_sync_mode (fcode - BUILT_IN_NAND_AND_FETCH_1);
       target = expand_builtin_sync_operation (mode, arglist, NOT,
 					      true, target, ignore);
@@ -6205,6 +6217,7 @@ expand_builtin (tree exp, rtx target, rt
     case BUILT_IN_BOOL_COMPARE_AND_SWAP_2:
     case BUILT_IN_BOOL_COMPARE_AND_SWAP_4:
     case BUILT_IN_BOOL_COMPARE_AND_SWAP_8:
+    case BUILT_IN_BOOL_COMPARE_AND_SWAP_16:
       if (mode == VOIDmode)
 	mode = TYPE_MODE (boolean_type_node);
       if (!target || !register_operand (target, mode))
@@ -6220,6 +6233,7 @@ expand_builtin (tree exp, rtx target, rt
     case BUILT_IN_VAL_COMPARE_AND_SWAP_2:
     case BUILT_IN_VAL_COMPARE_AND_SWAP_4:
     case BUILT_IN_VAL_COMPARE_AND_SWAP_8:
+    case BUILT_IN_VAL_COMPARE_AND_SWAP_16:
       mode = get_builtin_sync_mode (fcode - BUILT_IN_VAL_COMPARE_AND_SWAP_1);
       target = expand_builtin_compare_and_swap (mode, arglist, false, target);
       if (target)
@@ -6230,6 +6244,7 @@ expand_builtin (tree exp, rtx target, rt
     case BUILT_IN_LOCK_TEST_AND_SET_2:
     case BUILT_IN_LOCK_TEST_AND_SET_4:
     case BUILT_IN_LOCK_TEST_AND_SET_8:
+    case BUILT_IN_LOCK_TEST_AND_SET_16:
       mode = get_builtin_sync_mode (fcode - BUILT_IN_LOCK_TEST_AND_SET_1);
       target = expand_builtin_lock_test_and_set (mode, arglist, target);
       if (target)
@@ -6240,6 +6255,7 @@ expand_builtin (tree exp, rtx target, rt
     case BUILT_IN_LOCK_RELEASE_2:
     case BUILT_IN_LOCK_RELEASE_4:
     case BUILT_IN_LOCK_RELEASE_8:
+    case BUILT_IN_LOCK_RELEASE_16:
       mode = get_builtin_sync_mode (fcode - BUILT_IN_LOCK_RELEASE_1);
       expand_builtin_lock_release (mode, arglist);
       return const0_rtx;
Index: builtin-types.def
===================================================================
--- builtin-types.def	(revision 108995)
+++ builtin-types.def	(working copy)
@@ -112,6 +112,7 @@ DEF_PRIMITIVE_TYPE (BT_I1, builtin_type_
 DEF_PRIMITIVE_TYPE (BT_I2, builtin_type_for_size (BITS_PER_UNIT*2, 1))
 DEF_PRIMITIVE_TYPE (BT_I4, builtin_type_for_size (BITS_PER_UNIT*4, 1))
 DEF_PRIMITIVE_TYPE (BT_I8, builtin_type_for_size (BITS_PER_UNIT*8, 1))
+DEF_PRIMITIVE_TYPE (BT_I16, builtin_type_for_size (BITS_PER_UNIT*16, 1))
 
 DEF_POINTER_TYPE (BT_PTR_CONST_STRING, BT_CONST_STRING)
 
@@ -279,6 +280,7 @@ DEF_FUNCTION_TYPE_2 (BT_FN_I1_VPTR_I1, B
 DEF_FUNCTION_TYPE_2 (BT_FN_I2_VPTR_I2, BT_I2, BT_VOLATILE_PTR, BT_I2)
 DEF_FUNCTION_TYPE_2 (BT_FN_I4_VPTR_I4, BT_I4, BT_VOLATILE_PTR, BT_I4)
 DEF_FUNCTION_TYPE_2 (BT_FN_I8_VPTR_I8, BT_I8, BT_VOLATILE_PTR, BT_I8)
+DEF_FUNCTION_TYPE_2 (BT_FN_I16_VPTR_I16, BT_I16, BT_VOLATILE_PTR, BT_I16)
 
 DEF_FUNCTION_TYPE_3 (BT_FN_STRING_STRING_CONST_STRING_SIZE,
 		     BT_STRING, BT_STRING, BT_CONST_STRING, BT_SIZE)
@@ -333,10 +335,14 @@ DEF_FUNCTION_TYPE_3 (BT_FN_BOOL_VPTR_I4_
 		     BT_I4, BT_I4)
 DEF_FUNCTION_TYPE_3 (BT_FN_BOOL_VPTR_I8_I8, BT_BOOL, BT_VOLATILE_PTR,
 		     BT_I8, BT_I8)
+DEF_FUNCTION_TYPE_3 (BT_FN_BOOL_VPTR_I16_I16, BT_BOOL, BT_VOLATILE_PTR,
+		     BT_I16, BT_I16)
 DEF_FUNCTION_TYPE_3 (BT_FN_I1_VPTR_I1_I1, BT_I1, BT_VOLATILE_PTR, BT_I1, BT_I1)
 DEF_FUNCTION_TYPE_3 (BT_FN_I2_VPTR_I2_I2, BT_I2, BT_VOLATILE_PTR, BT_I2, BT_I2)
 DEF_FUNCTION_TYPE_3 (BT_FN_I4_VPTR_I4_I4, BT_I4, BT_VOLATILE_PTR, BT_I4, BT_I4)
 DEF_FUNCTION_TYPE_3 (BT_FN_I8_VPTR_I8_I8, BT_I8, BT_VOLATILE_PTR, BT_I8, BT_I8)
+DEF_FUNCTION_TYPE_3 (BT_FN_I16_VPTR_I16_I16, BT_I16, BT_VOLATILE_PTR,
+		     BT_I16, BT_I16)
 
 DEF_FUNCTION_TYPE_4 (BT_FN_SIZE_CONST_PTR_SIZE_SIZE_FILEPTR,
 		     BT_SIZE, BT_CONST_PTR, BT_SIZE, BT_SIZE, BT_FILEPTR)
Index: builtins.def
===================================================================
--- builtins.def	(revision 108995)
+++ builtins.def	(working copy)
@@ -709,195 +709,5 @@ DEF_EXT_LIB_BUILTIN    (BUILT_IN_VPRINTF
 DEF_BUILTIN_STUB (BUILT_IN_PROFILE_FUNC_ENTER, "profile_func_enter")
 DEF_BUILTIN_STUB (BUILT_IN_PROFILE_FUNC_EXIT, "profile_func_exit")
 
-/* Synchronization Primitives.  The "_N" version is the one that the user
-   is supposed to be using.  It's overloaded, and is resolved to one of the
-   "_1" through "_8" versions, plus some extra casts.  */
-
-DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_ADD_N, "__sync_fetch_and_add",
-		  BT_FN_VOID_VAR, ATTR_NOTHROW_LIST)
-DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_ADD_1, "__sync_fetch_and_add_1",
-		  BT_FN_I1_VPTR_I1, ATTR_NOTHROW_LIST)
-DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_ADD_2, "__sync_fetch_and_add_2",
-		  BT_FN_I2_VPTR_I2, ATTR_NOTHROW_LIST)
-DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_ADD_4, "__sync_fetch_and_add_4",
-		  BT_FN_I4_VPTR_I4, ATTR_NOTHROW_LIST)
-DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_ADD_8, "__sync_fetch_and_add_8",
-		  BT_FN_I8_VPTR_I8, ATTR_NOTHROW_LIST)
-
-DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_SUB_N, "__sync_fetch_and_sub",
-		  BT_FN_VOID_VAR, ATTR_NOTHROW_LIST)
-DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_SUB_1, "__sync_fetch_and_sub_1",
-		  BT_FN_I1_VPTR_I1, ATTR_NOTHROW_LIST)
-DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_SUB_2, "__sync_fetch_and_sub_2",
-		  BT_FN_I2_VPTR_I2, ATTR_NOTHROW_LIST)
-DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_SUB_4, "__sync_fetch_and_sub_4",
-		  BT_FN_I4_VPTR_I4, ATTR_NOTHROW_LIST)
-DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_SUB_8, "__sync_fetch_and_sub_8",
-		  BT_FN_I8_VPTR_I8, ATTR_NOTHROW_LIST)
-
-DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_OR_N, "__sync_fetch_and_or",
-		  BT_FN_VOID_VAR, ATTR_NOTHROW_LIST)
-DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_OR_1, "__sync_fetch_and_or_1",
-		  BT_FN_I1_VPTR_I1, ATTR_NOTHROW_LIST)
-DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_OR_2, "__sync_fetch_and_or_2",
-		  BT_FN_I2_VPTR_I2, ATTR_NOTHROW_LIST)
-DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_OR_4, "__sync_fetch_and_or_4",
-		  BT_FN_I4_VPTR_I4, ATTR_NOTHROW_LIST)
-DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_OR_8, "__sync_fetch_and_or_8",
-		  BT_FN_I8_VPTR_I8, ATTR_NOTHROW_LIST)
-
-DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_AND_N, "__sync_fetch_and_and",
-		  BT_FN_VOID_VAR, ATTR_NOTHROW_LIST)
-DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_AND_1, "__sync_fetch_and_and_1",
-		  BT_FN_I1_VPTR_I1, ATTR_NOTHROW_LIST)
-DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_AND_2, "__sync_fetch_and_and_2",
-		  BT_FN_I2_VPTR_I2, ATTR_NOTHROW_LIST)
-DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_AND_4, "__sync_fetch_and_and_4",
-		  BT_FN_I4_VPTR_I4, ATTR_NOTHROW_LIST)
-DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_AND_8, "__sync_fetch_and_and_8",
-		  BT_FN_I8_VPTR_I8, ATTR_NOTHROW_LIST)
-
-DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_XOR_N, "__sync_fetch_and_xor",
-		  BT_FN_VOID_VAR, ATTR_NOTHROW_LIST)
-DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_XOR_1, "__sync_fetch_and_xor_1",
-		  BT_FN_I1_VPTR_I1, ATTR_NOTHROW_LIST)
-DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_XOR_2, "__sync_fetch_and_xor_2",
-		  BT_FN_I2_VPTR_I2, ATTR_NOTHROW_LIST)
-DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_XOR_4, "__sync_fetch_and_xor_4",
-		  BT_FN_I4_VPTR_I4, ATTR_NOTHROW_LIST)
-DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_XOR_8, "__sync_fetch_and_xor_8",
-		  BT_FN_I8_VPTR_I8, ATTR_NOTHROW_LIST)
-
-DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_NAND_N, "__sync_fetch_and_nand",
-		  BT_FN_VOID_VAR, ATTR_NOTHROW_LIST)
-DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_NAND_1, "__sync_fetch_and_nand_1",
-		  BT_FN_I1_VPTR_I1, ATTR_NOTHROW_LIST)
-DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_NAND_2, "__sync_fetch_and_nand_2",
-		  BT_FN_I2_VPTR_I2, ATTR_NOTHROW_LIST)
-DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_NAND_4, "__sync_fetch_and_nand_4",
-		  BT_FN_I4_VPTR_I4, ATTR_NOTHROW_LIST)
-DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_NAND_8, "__sync_fetch_and_nand_8",
-		  BT_FN_I8_VPTR_I8, ATTR_NOTHROW_LIST)
-
-DEF_SYNC_BUILTIN (BUILT_IN_ADD_AND_FETCH_N, "__sync_add_and_fetch",
-		  BT_FN_VOID_VAR, ATTR_NOTHROW_LIST)
-DEF_SYNC_BUILTIN (BUILT_IN_ADD_AND_FETCH_1, "__sync_add_and_fetch_1",
-		  BT_FN_I1_VPTR_I1, ATTR_NOTHROW_LIST)
-DEF_SYNC_BUILTIN (BUILT_IN_ADD_AND_FETCH_2, "__sync_add_and_fetch_2",
-		  BT_FN_I2_VPTR_I2, ATTR_NOTHROW_LIST)
-DEF_SYNC_BUILTIN (BUILT_IN_ADD_AND_FETCH_4, "__sync_add_and_fetch_4",
-		  BT_FN_I4_VPTR_I4, ATTR_NOTHROW_LIST)
-DEF_SYNC_BUILTIN (BUILT_IN_ADD_AND_FETCH_8, "__sync_add_and_fetch_8",
-		  BT_FN_I8_VPTR_I8, ATTR_NOTHROW_LIST)
-
-DEF_SYNC_BUILTIN (BUILT_IN_SUB_AND_FETCH_N, "__sync_sub_and_fetch",
-		  BT_FN_VOID_VAR, ATTR_NOTHROW_LIST)
-DEF_SYNC_BUILTIN (BUILT_IN_SUB_AND_FETCH_1, "__sync_sub_and_fetch_1",
-		  BT_FN_I1_VPTR_I1, ATTR_NOTHROW_LIST)
-DEF_SYNC_BUILTIN (BUILT_IN_SUB_AND_FETCH_2, "__sync_sub_and_fetch_2",
-		  BT_FN_I2_VPTR_I2, ATTR_NOTHROW_LIST)
-DEF_SYNC_BUILTIN (BUILT_IN_SUB_AND_FETCH_4, "__sync_sub_and_fetch_4",
-		  BT_FN_I4_VPTR_I4, ATTR_NOTHROW_LIST)
-DEF_SYNC_BUILTIN (BUILT_IN_SUB_AND_FETCH_8, "__sync_sub_and_fetch_8",
-		  BT_FN_I8_VPTR_I8, ATTR_NOTHROW_LIST)
-
-DEF_SYNC_BUILTIN (BUILT_IN_OR_AND_FETCH_N, "__sync_or_and_fetch",
-		  BT_FN_VOID_VAR, ATTR_NOTHROW_LIST)
-DEF_SYNC_BUILTIN (BUILT_IN_OR_AND_FETCH_1, "__sync_or_and_fetch_1",
-		  BT_FN_I1_VPTR_I1, ATTR_NOTHROW_LIST)
-DEF_SYNC_BUILTIN (BUILT_IN_OR_AND_FETCH_2, "__sync_or_and_fetch_2",
-		  BT_FN_I2_VPTR_I2, ATTR_NOTHROW_LIST)
-DEF_SYNC_BUILTIN (BUILT_IN_OR_AND_FETCH_4, "__sync_or_and_fetch_4",
-		  BT_FN_I4_VPTR_I4, ATTR_NOTHROW_LIST)
-DEF_SYNC_BUILTIN (BUILT_IN_OR_AND_FETCH_8, "__sync_or_and_fetch_8",
-		  BT_FN_I8_VPTR_I8, ATTR_NOTHROW_LIST)
-
-DEF_SYNC_BUILTIN (BUILT_IN_AND_AND_FETCH_N, "__sync_and_and_fetch",
-		  BT_FN_VOID_VAR, ATTR_NOTHROW_LIST)
-DEF_SYNC_BUILTIN (BUILT_IN_AND_AND_FETCH_1, "__sync_and_and_fetch_1",
-		  BT_FN_I1_VPTR_I1, ATTR_NOTHROW_LIST)
-DEF_SYNC_BUILTIN (BUILT_IN_AND_AND_FETCH_2, "__sync_and_and_fetch_2",
-		  BT_FN_I2_VPTR_I2, ATTR_NOTHROW_LIST)
-DEF_SYNC_BUILTIN (BUILT_IN_AND_AND_FETCH_4, "__sync_and_and_fetch_4",
-		  BT_FN_I4_VPTR_I4, ATTR_NOTHROW_LIST)
-DEF_SYNC_BUILTIN (BUILT_IN_AND_AND_FETCH_8, "__sync_and_and_fetch_8",
-		  BT_FN_I8_VPTR_I8, ATTR_NOTHROW_LIST)
-
-DEF_SYNC_BUILTIN (BUILT_IN_XOR_AND_FETCH_N, "__sync_xor_and_fetch",
-		  BT_FN_VOID_VAR, ATTR_NOTHROW_LIST)
-DEF_SYNC_BUILTIN (BUILT_IN_XOR_AND_FETCH_1, "__sync_xor_and_fetch_1",
-		  BT_FN_I1_VPTR_I1, ATTR_NOTHROW_LIST)
-DEF_SYNC_BUILTIN (BUILT_IN_XOR_AND_FETCH_2, "__sync_xor_and_fetch_2",
-		  BT_FN_I2_VPTR_I2, ATTR_NOTHROW_LIST)
-DEF_SYNC_BUILTIN (BUILT_IN_XOR_AND_FETCH_4, "__sync_xor_and_fetch_4",
-		  BT_FN_I4_VPTR_I4, ATTR_NOTHROW_LIST)
-DEF_SYNC_BUILTIN (BUILT_IN_XOR_AND_FETCH_8, "__sync_xor_and_fetch_8",
-		  BT_FN_I8_VPTR_I8, ATTR_NOTHROW_LIST)
-
-DEF_SYNC_BUILTIN (BUILT_IN_NAND_AND_FETCH_N, "__sync_nand_and_fetch",
-		  BT_FN_VOID_VAR, ATTR_NOTHROW_LIST)
-DEF_SYNC_BUILTIN (BUILT_IN_NAND_AND_FETCH_1, "__sync_nand_and_fetch_1",
-		  BT_FN_I1_VPTR_I1, ATTR_NOTHROW_LIST)
-DEF_SYNC_BUILTIN (BUILT_IN_NAND_AND_FETCH_2, "__sync_nand_and_fetch_2",
-		  BT_FN_I2_VPTR_I2, ATTR_NOTHROW_LIST)
-DEF_SYNC_BUILTIN (BUILT_IN_NAND_AND_FETCH_4, "__sync_nand_and_fetch_4",
-		  BT_FN_I4_VPTR_I4, ATTR_NOTHROW_LIST)
-DEF_SYNC_BUILTIN (BUILT_IN_NAND_AND_FETCH_8, "__sync_nand_and_fetch_8",
-		  BT_FN_I8_VPTR_I8, ATTR_NOTHROW_LIST)
-
-DEF_SYNC_BUILTIN (BUILT_IN_BOOL_COMPARE_AND_SWAP_N,
-		  "__sync_bool_compare_and_swap",
-		  BT_FN_VOID_VAR, ATTR_NOTHROW_LIST)
-DEF_SYNC_BUILTIN (BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
-		  "__sync_bool_compare_and_swap_1",
-		  BT_FN_BOOL_VPTR_I1_I1, ATTR_NOTHROW_LIST)
-DEF_SYNC_BUILTIN (BUILT_IN_BOOL_COMPARE_AND_SWAP_2,
-		  "__sync_bool_compare_and_swap_2",
-		  BT_FN_BOOL_VPTR_I2_I2, ATTR_NOTHROW_LIST)
-DEF_SYNC_BUILTIN (BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
-		  "__sync_bool_compare_and_swap_4",
-		  BT_FN_BOOL_VPTR_I4_I4, ATTR_NOTHROW_LIST)
-DEF_SYNC_BUILTIN (BUILT_IN_BOOL_COMPARE_AND_SWAP_8,
-		  "__sync_bool_compare_and_swap_8",
-		  BT_FN_BOOL_VPTR_I8_I8, ATTR_NOTHROW_LIST)
-
-DEF_SYNC_BUILTIN (BUILT_IN_VAL_COMPARE_AND_SWAP_N,
-		  "__sync_val_compare_and_swap",
-		  BT_FN_VOID_VAR, ATTR_NOTHROW_LIST)
-DEF_SYNC_BUILTIN (BUILT_IN_VAL_COMPARE_AND_SWAP_1,
-		  "__sync_val_compare_and_swap_1",
-		  BT_FN_I1_VPTR_I1_I1, ATTR_NOTHROW_LIST)
-DEF_SYNC_BUILTIN (BUILT_IN_VAL_COMPARE_AND_SWAP_2,
-		  "__sync_val_compare_and_swap_2",
-		  BT_FN_I2_VPTR_I2_I2, ATTR_NOTHROW_LIST)
-DEF_SYNC_BUILTIN (BUILT_IN_VAL_COMPARE_AND_SWAP_4,
-		  "__sync_val_compare_and_swap_4",
-		  BT_FN_I4_VPTR_I4_I4, ATTR_NOTHROW_LIST)
-DEF_SYNC_BUILTIN (BUILT_IN_VAL_COMPARE_AND_SWAP_8,
-		  "__sync_val_compare_and_swap_8",
-		  BT_FN_I8_VPTR_I8_I8, ATTR_NOTHROW_LIST)
-
-DEF_SYNC_BUILTIN (BUILT_IN_LOCK_TEST_AND_SET_N, "__sync_lock_test_and_set",
-		  BT_FN_VOID_VAR, ATTR_NOTHROW_LIST)
-DEF_SYNC_BUILTIN (BUILT_IN_LOCK_TEST_AND_SET_1, "__sync_lock_test_and_set_1",
-		  BT_FN_I1_VPTR_I1, ATTR_NOTHROW_LIST)
-DEF_SYNC_BUILTIN (BUILT_IN_LOCK_TEST_AND_SET_2, "__sync_lock_test_and_set_2",
-		  BT_FN_I2_VPTR_I2, ATTR_NOTHROW_LIST)
-DEF_SYNC_BUILTIN (BUILT_IN_LOCK_TEST_AND_SET_4, "__sync_lock_test_and_set_4",
-		  BT_FN_I4_VPTR_I4, ATTR_NOTHROW_LIST)
-DEF_SYNC_BUILTIN (BUILT_IN_LOCK_TEST_AND_SET_8, "__sync_lock_test_and_set_8",
-		  BT_FN_I8_VPTR_I8, ATTR_NOTHROW_LIST)
-
-DEF_SYNC_BUILTIN (BUILT_IN_LOCK_RELEASE_N, "__sync_lock_release",
-		  BT_FN_VOID_VAR, ATTR_NOTHROW_LIST)
-DEF_SYNC_BUILTIN (BUILT_IN_LOCK_RELEASE_1, "__sync_lock_release_1",
-		  BT_FN_VOID_VPTR, ATTR_NOTHROW_LIST)
-DEF_SYNC_BUILTIN (BUILT_IN_LOCK_RELEASE_2, "__sync_lock_release_2",
-		  BT_FN_VOID_VPTR, ATTR_NOTHROW_LIST)
-DEF_SYNC_BUILTIN (BUILT_IN_LOCK_RELEASE_4, "__sync_lock_release_4",
-		  BT_FN_VOID_VPTR, ATTR_NOTHROW_LIST)
-DEF_SYNC_BUILTIN (BUILT_IN_LOCK_RELEASE_8, "__sync_lock_release_8",
-		  BT_FN_VOID_VPTR, ATTR_NOTHROW_LIST)
-
-DEF_SYNC_BUILTIN (BUILT_IN_SYNCHRONIZE, "__sync_synchronize",
-		  BT_FN_VOID, ATTR_NOTHROW_LIST)
+/* Synchronization Primitives.  */
+#include "sync-builtins.def"
Index: c-common.c
===================================================================
--- c-common.c	(revision 108995)
+++ c-common.c	(working copy)
@@ -2959,14 +2959,8 @@ static GTY(()) tree built_in_attributes[
 
 static void c_init_attributes (void);
 
-/* Build tree nodes and builtin functions common to both C and C++ language
-   frontends.  */
-
-void
-c_common_nodes_and_builtins (void)
+enum c_builtin_type
 {
-  enum builtin_type
-  {
 #define DEF_PRIMITIVE_TYPE(NAME, VALUE) NAME,
 #define DEF_FUNCTION_TYPE_0(NAME, RETURN) NAME,
 #define DEF_FUNCTION_TYPE_1(NAME, RETURN, ARG1) NAME,
@@ -2974,8 +2968,8 @@ c_common_nodes_and_builtins (void)
 #define DEF_FUNCTION_TYPE_3(NAME, RETURN, ARG1, ARG2, ARG3) NAME,
 #define DEF_FUNCTION_TYPE_4(NAME, RETURN, ARG1, ARG2, ARG3, ARG4) NAME,
 #define DEF_FUNCTION_TYPE_5(NAME, RETURN, ARG1, ARG2, ARG3, ARG4, ARG5) NAME,
-#define DEF_FUNCTION_TYPE_6(NAME, RETURN, ARG1, ARG2, ARG3, ARG4, ARG5, ARG6) \
-  NAME,
+#define DEF_FUNCTION_TYPE_6(NAME, RETURN, ARG1, ARG2, ARG3, ARG4, ARG5, ARG6) NAME,
+#define DEF_FUNCTION_TYPE_7(NAME, RETURN, ARG1, ARG2, ARG3, ARG4, ARG5, ARG6, ARG7) NAME,
 #define DEF_FUNCTION_TYPE_VAR_0(NAME, RETURN) NAME,
 #define DEF_FUNCTION_TYPE_VAR_1(NAME, RETURN, ARG1) NAME,
 #define DEF_FUNCTION_TYPE_VAR_2(NAME, RETURN, ARG1, ARG2) NAME,
@@ -2993,6 +2987,7 @@ c_common_nodes_and_builtins (void)
 #undef DEF_FUNCTION_TYPE_4
 #undef DEF_FUNCTION_TYPE_5
 #undef DEF_FUNCTION_TYPE_6
+#undef DEF_FUNCTION_TYPE_7
 #undef DEF_FUNCTION_TYPE_VAR_0
 #undef DEF_FUNCTION_TYPE_VAR_1
 #undef DEF_FUNCTION_TYPE_VAR_2
@@ -3000,12 +2995,61 @@ c_common_nodes_and_builtins (void)
 #undef DEF_FUNCTION_TYPE_VAR_4
 #undef DEF_FUNCTION_TYPE_VAR_5
 #undef DEF_POINTER_TYPE
-    BT_LAST
-  };
+  BT_LAST
+};
 
-  typedef enum builtin_type builtin_type;
+typedef enum c_builtin_type builtin_type;
+
+/* A temporary array for c_common_nodes_and_builtins.  Used in
+   communication with def_fn_type.  */
+static tree builtin_types[(int) BT_LAST + 1];
+
+/* A helper function for c_common_nodes_and_builtins.  Build function type
+   for DEF with return type RET and N arguments.  If VAR is true, then the
+   function should be variadic after those N arguments.
+
+   Takes special care not to ICE if any of the types involved are
+   error_mark_node, which indicates that said type is not in fact available
+   (see builtin_type_for_size).  In which case the function type as a whole
+   should be error_mark_node.  */
+
+static void
+def_fn_type (builtin_type def, builtin_type ret, bool var, int n, ...)
+{
+  tree args = NULL, t;
+  va_list list;
+  int i;
+
+  va_start (list, n);
+  for (i = 0; i < n; ++i)
+    {
+      builtin_type a = va_arg (list, builtin_type);
+      t = builtin_types[a];
+      if (t == error_mark_node)
+	goto egress;
+      args = tree_cons (NULL_TREE, t, args);
+    }
+  va_end (list);
+
+  args = nreverse (args);
+  if (!var)
+    args = chainon (args, void_list_node);
+
+  t = builtin_types[ret];
+  if (t == error_mark_node)
+    goto egress;
+  t = build_function_type (t, args);
 
-  tree builtin_types[(int) BT_LAST + 1];
+ egress:
+  builtin_types[def] = t;
+}
+
+/* Build tree nodes and builtin functions common to both C and C++ language
+   frontends.  */
+
+void
+c_common_nodes_and_builtins (void)
+{
   int wchar_type_size;
   tree array_domain_type;
   tree va_list_ref_type_node;
@@ -3213,155 +3257,42 @@ c_common_nodes_and_builtins (void)
     }
 
 #define DEF_PRIMITIVE_TYPE(ENUM, VALUE) \
-  builtin_types[(int) ENUM] = VALUE;
-#define DEF_FUNCTION_TYPE_0(ENUM, RETURN)		\
-  builtin_types[(int) ENUM]				\
-    = build_function_type (builtin_types[(int) RETURN],	\
-			   void_list_node);
-#define DEF_FUNCTION_TYPE_1(ENUM, RETURN, ARG1)				\
-  builtin_types[(int) ENUM]						\
-    = build_function_type (builtin_types[(int) RETURN],			\
-			   tree_cons (NULL_TREE,			\
-				      builtin_types[(int) ARG1],	\
-				      void_list_node));
-#define DEF_FUNCTION_TYPE_2(ENUM, RETURN, ARG1, ARG2)	\
-  builtin_types[(int) ENUM]				\
-    = build_function_type				\
-      (builtin_types[(int) RETURN],			\
-       tree_cons (NULL_TREE,				\
-		  builtin_types[(int) ARG1],		\
-		  tree_cons (NULL_TREE,			\
-			     builtin_types[(int) ARG2],	\
-			     void_list_node)));
-#define DEF_FUNCTION_TYPE_3(ENUM, RETURN, ARG1, ARG2, ARG3)		 \
-  builtin_types[(int) ENUM]						 \
-    = build_function_type						 \
-      (builtin_types[(int) RETURN],					 \
-       tree_cons (NULL_TREE,						 \
-		  builtin_types[(int) ARG1],				 \
-		  tree_cons (NULL_TREE,					 \
-			     builtin_types[(int) ARG2],			 \
-			     tree_cons (NULL_TREE,			 \
-					builtin_types[(int) ARG3],	 \
-					void_list_node))));
-#define DEF_FUNCTION_TYPE_4(ENUM, RETURN, ARG1, ARG2, ARG3, ARG4)	\
-  builtin_types[(int) ENUM]						\
-    = build_function_type						\
-      (builtin_types[(int) RETURN],					\
-       tree_cons (NULL_TREE,						\
-		  builtin_types[(int) ARG1],				\
-		  tree_cons (NULL_TREE,					\
-			     builtin_types[(int) ARG2],			\
-			     tree_cons					\
-			     (NULL_TREE,				\
-			      builtin_types[(int) ARG3],		\
-			      tree_cons (NULL_TREE,			\
-					 builtin_types[(int) ARG4],	\
-					 void_list_node)))));
+  builtin_types[ENUM] = VALUE;
+#define DEF_FUNCTION_TYPE_0(ENUM, RETURN) \
+  def_fn_type (ENUM, RETURN, 0, 0);
+#define DEF_FUNCTION_TYPE_1(ENUM, RETURN, ARG1) \
+  def_fn_type (ENUM, RETURN, 0, 1, ARG1);
+#define DEF_FUNCTION_TYPE_2(ENUM, RETURN, ARG1, ARG2) \
+  def_fn_type (ENUM, RETURN, 0, 2, ARG1, ARG2);
+#define DEF_FUNCTION_TYPE_3(ENUM, RETURN, ARG1, ARG2, ARG3) \
+  def_fn_type (ENUM, RETURN, 0, 3, ARG1, ARG2, ARG3);
+#define DEF_FUNCTION_TYPE_4(ENUM, RETURN, ARG1, ARG2, ARG3, ARG4) \
+  def_fn_type (ENUM, RETURN, 0, 4, ARG1, ARG2, ARG3, ARG4);
 #define DEF_FUNCTION_TYPE_5(ENUM, RETURN, ARG1, ARG2, ARG3, ARG4, ARG5)	\
-  builtin_types[(int) ENUM]						\
-    = build_function_type						\
-      (builtin_types[(int) RETURN],					\
-       tree_cons (NULL_TREE,						\
-		  builtin_types[(int) ARG1],				\
-		  tree_cons (NULL_TREE,					\
-			     builtin_types[(int) ARG2],			\
-			     tree_cons					\
-			     (NULL_TREE,				\
-			      builtin_types[(int) ARG3],		\
-			      tree_cons (NULL_TREE,			\
-					 builtin_types[(int) ARG4],	\
-					 tree_cons (NULL_TREE,		\
-					      builtin_types[(int) ARG5],\
-					      void_list_node))))));
+  def_fn_type (ENUM, RETURN, 0, 5, ARG1, ARG2, ARG3, ARG4, ARG5);
 #define DEF_FUNCTION_TYPE_6(ENUM, RETURN, ARG1, ARG2, ARG3, ARG4, ARG5, \
 			    ARG6)					\
-  builtin_types[(int) ENUM]						\
-    = build_function_type						\
-      (builtin_types[(int) RETURN],					\
-       tree_cons (NULL_TREE,						\
-		  builtin_types[(int) ARG1],				\
-		  tree_cons (NULL_TREE,					\
-			     builtin_types[(int) ARG2],			\
-			     tree_cons					\
-			     (NULL_TREE,				\
-			      builtin_types[(int) ARG3],		\
-			      tree_cons					\
-			      (NULL_TREE,				\
-			       builtin_types[(int) ARG4],		\
-			       tree_cons (NULL_TREE,			\
-					 builtin_types[(int) ARG5],	\
-					 tree_cons (NULL_TREE,		\
-					      builtin_types[(int) ARG6],\
-					      void_list_node)))))));
-#define DEF_FUNCTION_TYPE_VAR_0(ENUM, RETURN)				\
-  builtin_types[(int) ENUM]						\
-    = build_function_type (builtin_types[(int) RETURN], NULL_TREE);
-#define DEF_FUNCTION_TYPE_VAR_1(ENUM, RETURN, ARG1)			 \
-   builtin_types[(int) ENUM]						 \
-    = build_function_type (builtin_types[(int) RETURN],		 \
-			   tree_cons (NULL_TREE,			 \
-				      builtin_types[(int) ARG1],	 \
-				      NULL_TREE));
-
-#define DEF_FUNCTION_TYPE_VAR_2(ENUM, RETURN, ARG1, ARG2)	\
-   builtin_types[(int) ENUM]					\
-    = build_function_type					\
-      (builtin_types[(int) RETURN],				\
-       tree_cons (NULL_TREE,					\
-		  builtin_types[(int) ARG1],			\
-		  tree_cons (NULL_TREE,				\
-			     builtin_types[(int) ARG2],		\
-			     NULL_TREE)));
-
-#define DEF_FUNCTION_TYPE_VAR_3(ENUM, RETURN, ARG1, ARG2, ARG3)		\
-   builtin_types[(int) ENUM]						\
-    = build_function_type						\
-      (builtin_types[(int) RETURN],					\
-       tree_cons (NULL_TREE,						\
-		  builtin_types[(int) ARG1],				\
-		  tree_cons (NULL_TREE,					\
-			     builtin_types[(int) ARG2],			\
-			     tree_cons (NULL_TREE,			\
-					builtin_types[(int) ARG3],	\
-					NULL_TREE))));
-
-#define DEF_FUNCTION_TYPE_VAR_4(ENUM, RETURN, ARG1, ARG2, ARG3, ARG4)	\
-   builtin_types[(int) ENUM]						\
-    = build_function_type						\
-      (builtin_types[(int) RETURN],					\
-       tree_cons (NULL_TREE,						\
-		  builtin_types[(int) ARG1],				\
-		  tree_cons (NULL_TREE,					\
-			     builtin_types[(int) ARG2],			\
-			     tree_cons (NULL_TREE,			\
-					builtin_types[(int) ARG3],	\
-					tree_cons (NULL_TREE,		\
-					      builtin_types[(int) ARG4],\
-					      NULL_TREE)))));
-
-#define DEF_FUNCTION_TYPE_VAR_5(ENUM, RETURN, ARG1, ARG2, ARG3, ARG4,	\
-				ARG5)					\
-   builtin_types[(int) ENUM]						\
-    = build_function_type						\
-      (builtin_types[(int) RETURN],					\
-       tree_cons (NULL_TREE,						\
-		  builtin_types[(int) ARG1],				\
-		  tree_cons (NULL_TREE,					\
-			     builtin_types[(int) ARG2],			\
-			     tree_cons					\
-			     (NULL_TREE,				\
-			      builtin_types[(int) ARG3],		\
-			      tree_cons (NULL_TREE,			\
-					builtin_types[(int) ARG4],	\
-					tree_cons (NULL_TREE,		\
-					      builtin_types[(int) ARG5],\
-					      NULL_TREE))))));
-
-#define DEF_POINTER_TYPE(ENUM, TYPE)			\
-  builtin_types[(int) ENUM]				\
-    = build_pointer_type (builtin_types[(int) TYPE]);
+  def_fn_type (ENUM, RETURN, 0, 6, ARG1, ARG2, ARG3, ARG4, ARG5, ARG6);
+#define DEF_FUNCTION_TYPE_7(ENUM, RETURN, ARG1, ARG2, ARG3, ARG4, ARG5, \
+			    ARG6, ARG7)					\
+  def_fn_type (ENUM, RETURN, 0, 7, ARG1, ARG2, ARG3, ARG4, ARG5, ARG6, ARG7);
+#define DEF_FUNCTION_TYPE_VAR_0(ENUM, RETURN) \
+  def_fn_type (ENUM, RETURN, 1, 0);
+#define DEF_FUNCTION_TYPE_VAR_1(ENUM, RETURN, ARG1) \
+  def_fn_type (ENUM, RETURN, 1, 1, ARG1);
+#define DEF_FUNCTION_TYPE_VAR_2(ENUM, RETURN, ARG1, ARG2) \
+  def_fn_type (ENUM, RETURN, 1, 2, ARG1, ARG2);
+#define DEF_FUNCTION_TYPE_VAR_3(ENUM, RETURN, ARG1, ARG2, ARG3) \
+  def_fn_type (ENUM, RETURN, 1, 3, ARG1, ARG2, ARG3);
+#define DEF_FUNCTION_TYPE_VAR_4(ENUM, RETURN, ARG1, ARG2, ARG3, ARG4) \
+  def_fn_type (ENUM, RETURN, 1, 4, ARG1, ARG2, ARG3, ARG4);
+#define DEF_FUNCTION_TYPE_VAR_5(ENUM, RETURN, ARG1, ARG2, ARG3, ARG4, ARG5) \
+  def_fn_type (ENUM, RETURN, 1, 5, ARG1, ARG2, ARG3, ARG4, ARG5);
+#define DEF_POINTER_TYPE(ENUM, TYPE) \
+  builtin_types[(int) ENUM] = build_pointer_type (builtin_types[(int) TYPE]);
+
 #include "builtin-types.def"
+
 #undef DEF_PRIMITIVE_TYPE
 #undef DEF_FUNCTION_TYPE_1
 #undef DEF_FUNCTION_TYPE_2
@@ -3403,6 +3334,9 @@ c_common_nodes_and_builtins (void)
      not shared.  */
   null_node = make_node (INTEGER_CST);
   TREE_TYPE (null_node) = c_common_type_for_size (POINTER_SIZE, 0);
+
+  /* Since builtin_types isn't gc'ed, don't export these nodes.  */
+  memset (builtin_types, 0, sizeof (builtin_types));
 }
 
 /* Look up the function in built_in_decls that corresponds to DECL
@@ -3493,6 +3427,9 @@ def_builtin_1 (enum built_in_function fn
   tree decl;
   const char *libname;
 
+  if (fntype == error_mark_node)
+    return;
+
   gcc_assert ((!both_p && !fallback_p)
 	      || !strncmp (name, "__builtin_",
 			   strlen ("__builtin_")));
@@ -6178,7 +6115,7 @@ sync_resolve_size (tree function, tree p
     goto incompatible;
 
   size = tree_low_cst (TYPE_SIZE_UNIT (type), 1);
-  if (size == 1 || size == 2 || size == 4 || size == 8)
+  if (size == 1 || size == 2 || size == 4 || size == 8 || size == 16)
     return size;
 
  incompatible:
Index: Makefile.in
===================================================================
--- Makefile.in	(revision 108995)
+++ Makefile.in	(working copy)
@@ -736,7 +736,8 @@ RTL_BASE_H = rtl.h rtl.def $(MACHMODE_H)
   input.h real.h statistics.h
 RTL_H = $(RTL_BASE_H) genrtl.h
 PARAMS_H = params.h params.def
-TREE_H = tree.h tree.def $(MACHMODE_H) tree-check.h builtins.def \
+BUILTINS_DEF = builtins.def sync-builtins.def
+TREE_H = tree.h tree.def $(MACHMODE_H) tree-check.h $(BUILTINS_DEF) \
           input.h statistics.h vec.h treestruct.def
 BASIC_BLOCK_H = basic-block.h bitmap.h sbitmap.h varray.h $(PARTITION_H) \
           hard-reg-set.h cfghooks.h $(OBSTACK_H)
@@ -1592,7 +1593,7 @@ c-common.o : c-common.c $(CONFIG_H) $(SY
 	$(DIAGNOSTIC_H) gt-c-common.h langhooks.h $(VARRAY_H) $(RTL_H) \
 	$(TARGET_H) $(C_TREE_H) tree-iterator.h langhooks.h tree-mudflap.h \
 	intl.h opts.h real.h $(CPPLIB_H) tree-inline.h $(HASHTAB_H) \
-	builtins.def
+	$(BUILTINS_DEF)
 
 c-pretty-print.o : c-pretty-print.c $(C_PRETTY_PRINT_H) \
 	$(C_TREE_H) $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) real.h \
@@ -2147,7 +2148,7 @@ builtins.o : builtins.c $(CONFIG_H) $(SY
    $(EXPR_H) $(OPTABS_H) insn-config.h $(RECOG_H) output.h typeclass.h \
    hard-reg-set.h toplev.h hard-reg-set.h except.h $(TM_P_H) $(PREDICT_H) \
    libfuncs.h real.h langhooks.h $(BASIC_BLOCK_H) tree-mudflap.h \
-   builtins.def $(MACHMODE_H)
+   $(BUILTINS_DEF) $(MACHMODE_H)
 calls.o : calls.c $(CONFIG_H) $(SYSTEM_H) coretypes.h $(TM_H) $(RTL_H) \
    $(TREE_H) $(FLAGS_H) $(EXPR_H) $(OPTABS_H) langhooks.h $(TARGET_H) \
    libfuncs.h $(REGS_H) toplev.h output.h function.h $(TIMEVAR_H) $(TM_P_H) \
Index: config/i386/i386.h
===================================================================
--- config/i386/i386.h	(revision 108995)
+++ config/i386/i386.h	(working copy)
@@ -162,7 +162,7 @@ extern const int x86_sse_typeless_stores
 extern const int x86_use_ffreep;
 extern const int x86_inter_unit_moves, x86_schedule;
 extern const int x86_use_bt;
-extern const int x86_cmpxchg, x86_xadd;
+extern const int x86_cmpxchg, x86_cmpxchg8b, x86_cmpxchg16b, x86_xadd;
 extern int x86_prefetch_sse;
 
 #define TARGET_USE_LEAVE (x86_use_leave & TUNEMASK)
@@ -229,6 +229,8 @@ extern int x86_prefetch_sse;
 #define TARGET_SUN_TLS (ix86_tls_dialect == TLS_DIALECT_SUN)
 
 #define TARGET_CMPXCHG (x86_cmpxchg & (1 << ix86_arch))
+#define TARGET_CMPXCHG8B (x86_cmpxchg8b & (1 << ix86_arch))
+#define TARGET_CMPXCHG16B (x86_cmpxchg16b & (1 << ix86_arch))
 #define TARGET_XADD (x86_xadd & (1 << ix86_arch))
 
 #ifndef TARGET_64BIT_DEFAULT
Index: config/i386/sync.md
===================================================================
--- config/i386/sync.md	(revision 108995)
+++ config/i386/sync.md	(working copy)
@@ -24,13 +24,54 @@
 (define_mode_attr modeconstraint [(QI "q") (HI "r") (SI "r") (DI "r")])
 (define_mode_attr immconstraint [(QI "i") (HI "i") (SI "i") (DI "e")])
 
+(define_mode_macro CASMODE [QI HI SI (DI "TARGET_64BIT || TARGET_CMPXCHG8B")
+			   (TI "TARGET_64BIT && TARGET_CMPXCHG16B")])
+(define_mode_macro DCASMODE
+  [(DI "!TARGET_64BIT && TARGET_CMPXCHG8B && !flag_pic")
+   (TI "TARGET_64BIT && TARGET_CMPXCHG16B")])
+(define_mode_attr doublemodesuffix [(DI "8") (TI "16")])
+(define_mode_attr DCASHMODE [(DI "SI") (TI "DI")])
+
 ;; ??? It would be possible to use cmpxchg8b on pentium for DImode
 ;; changes.  It's complicated because the insn uses ecx:ebx as the
 ;; new value; note that the registers are reversed from the order
 ;; that they'd be in with (reg:DI 2 ecx).  Similarly for TImode 
 ;; data in 64-bit mode.
 
-(define_insn "sync_compare_and_swap<mode>"
+(define_expand "sync_compare_and_swap<mode>"
+  [(parallel
+    [(set (match_operand:CASMODE 0 "register_operand" "")
+	  (match_operand:CASMODE 1 "memory_operand" ""))
+     (set (match_dup 1)
+	  (unspec_volatile:CASMODE
+	    [(match_dup 1)
+	     (match_operand:CASMODE 2 "register_operand" "")
+	     (match_operand:CASMODE 3 "register_operand" "")]
+	    UNSPECV_CMPXCHG_1))
+     (clobber (reg:CC FLAGS_REG))])]
+  "TARGET_CMPXCHG"
+{
+  if ((<MODE>mode == DImode && !TARGET_64BIT) || <MODE>mode == TImode)
+    {
+      enum machine_mode hmode = <MODE>mode == DImode ? SImode : DImode;
+      rtx low = simplify_gen_subreg (hmode, operands[3], <MODE>mode, 0);
+      rtx high = simplify_gen_subreg (hmode, operands[3], <MODE>mode,
+				      GET_MODE_SIZE (hmode));
+      low = force_reg (hmode, low);
+      high = force_reg (hmode, high);
+      if (<MODE>mode == DImode)
+	emit_insn (gen_sync_double_compare_and_swapdi
+		   (operands[0], operands[1], operands[2], low, high));
+      else if (<MODE>mode == TImode)
+	emit_insn (gen_sync_double_compare_and_swapti
+		   (operands[0], operands[1], operands[2], low, high));
+      else
+	gcc_unreachable ();
+      DONE;
+    }
+})
+
+(define_insn "*sync_compare_and_swap<mode>"
   [(set (match_operand:IMODE 0 "register_operand" "=a")
 	(match_operand:IMODE 1 "memory_operand" "+m"))
    (set (match_dup 1)
@@ -43,19 +84,47 @@
   "TARGET_CMPXCHG"
   "lock\;cmpxchg{<modesuffix>}\t{%3, %1|%1, %3}")
 
+(define_insn "sync_double_compare_and_swap<mode>"
+  [(set (match_operand:DCASMODE 0 "register_operand" "=A")
+	(match_operand:DCASMODE 1 "memory_operand" "+m"))
+   (set (match_dup 1)
+	(unspec_volatile:DCASMODE
+	  [(match_dup 1)
+	   (match_operand:DCASMODE 2 "register_operand" "A")
+	   (match_operand:<DCASHMODE> 3 "register_operand" "b")
+	   (match_operand:<DCASHMODE> 4 "register_operand" "c")]
+	  UNSPECV_CMPXCHG_1))
+   (clobber (reg:CC FLAGS_REG))]
+  ""
+  "lock\;cmpxchg<doublemodesuffix>b\t%1")
+
+(define_insn "*sync_double_compare_and_swapdi_pic"
+  [(set (match_operand:DI 0 "register_operand" "=A")
+	(match_operand:DI 1 "memory_operand" "+m"))
+   (set (match_dup 1)
+	(unspec_volatile:DI
+	  [(match_dup 1)
+	   (match_operand:DI 2 "register_operand" "A")
+	   (match_operand:SI 3 "register_operand" "r")
+	   (match_operand:SI 4 "register_operand" "c")]
+	  UNSPECV_CMPXCHG_1))
+   (clobber (reg:CC FLAGS_REG))]
+  "!TARGET_64BIT && TARGET_CMPXCHG8B && flag_pic"
+  "xchg{l}\t%%ebx, %3\;lock\;cmpxchg8b\t%1\;xchg{l}\t%%ebx, %3")
+
 (define_expand "sync_compare_and_swap_cc<mode>"
   [(parallel
-    [(set (match_operand:IMODE 0 "register_operand" "")
-	  (match_operand:IMODE 1 "memory_operand" ""))
+    [(set (match_operand:CASMODE 0 "register_operand" "")
+	  (match_operand:CASMODE 1 "memory_operand" ""))
      (set (match_dup 1)
-	  (unspec_volatile:IMODE
+	  (unspec_volatile:CASMODE
 	    [(match_dup 1)
-	     (match_operand:IMODE 2 "register_operand" "")
-	     (match_operand:IMODE 3 "register_operand" "")]
+	     (match_operand:CASMODE 2 "register_operand" "")
+	     (match_operand:CASMODE 3 "register_operand" "")]
 	    UNSPECV_CMPXCHG_1))
      (set (match_dup 4)
 	  (compare:CCZ
-	    (unspec_volatile:IMODE
+	    (unspec_volatile:CASMODE
 	      [(match_dup 1) (match_dup 2) (match_dup 3)] UNSPECV_CMPXCHG_2)
 	    (match_dup 2)))])]
   "TARGET_CMPXCHG"
@@ -64,6 +133,24 @@
   ix86_compare_op0 = operands[3];
   ix86_compare_op1 = NULL;
   ix86_compare_emitted = operands[4];
+  if ((<MODE>mode == DImode && !TARGET_64BIT) || <MODE>mode == TImode)
+    {
+      enum machine_mode hmode = <MODE>mode == DImode ? SImode : DImode;
+      rtx low = simplify_gen_subreg (hmode, operands[3], <MODE>mode, 0);
+      rtx high = simplify_gen_subreg (hmode, operands[3], <MODE>mode,
+				      GET_MODE_SIZE (hmode));
+      low = force_reg (hmode, low);
+      high = force_reg (hmode, high);
+      if (<MODE>mode == DImode)
+	emit_insn (gen_sync_double_compare_and_swap_ccdi
+		   (operands[0], operands[1], operands[2], low, high));
+      else if (<MODE>mode == TImode)
+	emit_insn (gen_sync_double_compare_and_swap_ccti
+		   (operands[0], operands[1], operands[2], low, high));
+      else
+	gcc_unreachable ();
+      DONE;
+    }
 })
 
 (define_insn "*sync_compare_and_swap_cc<mode>"
@@ -83,6 +170,44 @@
   "TARGET_CMPXCHG"
   "lock\;cmpxchg{<modesuffix>}\t{%3, %1|%1, %3}")
 
+(define_insn "sync_double_compare_and_swap_cc<mode>"
+  [(set (match_operand:DCASMODE 0 "register_operand" "=A")
+	(match_operand:DCASMODE 1 "memory_operand" "+m"))
+   (set (match_dup 1)
+	(unspec_volatile:DCASMODE
+	  [(match_dup 1)
+	   (match_operand:DCASMODE 2 "register_operand" "A")
+	   (match_operand:<DCASHMODE> 3 "register_operand" "b")
+	   (match_operand:<DCASHMODE> 4 "register_operand" "c")]
+	  UNSPECV_CMPXCHG_1))
+   (set (reg:CCZ FLAGS_REG)
+	(compare:CCZ
+	  (unspec_volatile:DCASMODE
+	    [(match_dup 1) (match_dup 2) (match_dup 3) (match_dup 4)]
+	    UNSPECV_CMPXCHG_2)
+	  (match_dup 2)))]
+  ""
+  "lock\;cmpxchg<doublemodesuffix>b\t%1")
+
+(define_insn "*sync_double_compare_and_swap_ccdi_pic"
+  [(set (match_operand:DI 0 "register_operand" "=A")
+	(match_operand:DI 1 "memory_operand" "+m"))
+   (set (match_dup 1)
+	(unspec_volatile:DI
+	  [(match_dup 1)
+	   (match_operand:DI 2 "register_operand" "A")
+	   (match_operand:SI 3 "register_operand" "r")
+	   (match_operand:SI 4 "register_operand" "c")]
+	  UNSPECV_CMPXCHG_1))
+   (set (reg:CCZ FLAGS_REG)
+	(compare:CCZ
+	  (unspec_volatile:DI
+	    [(match_dup 1) (match_dup 2) (match_dup 3) (match_dup 4)]
+	    UNSPECV_CMPXCHG_2)
+	  (match_dup 2)))]
+  "!TARGET_64BIT && TARGET_CMPXCHG8B && flag_pic"
+  "xchg{l}\t%%ebx, %3\;lock\;cmpxchg8b\t%1\;xchg{l}\t%%ebx, %3")
+
 (define_insn "sync_old_add<mode>"
   [(set (match_operand:IMODE 0 "register_operand" "=<modeconstraint>")
 	(unspec_volatile:IMODE
Index: config/i386/i386.c
===================================================================
--- config/i386/i386.c	(revision 108995)
+++ config/i386/i386.c	(working copy)
@@ -586,6 +586,10 @@ const int x86_schedule = m_PPRO | m_ATHL
 const int x86_use_bt = m_ATHLON_K8;
 /* Compare and exchange was added for 80486.  */
 const int x86_cmpxchg = ~m_386;
+/* Compare and exchange 8 bytes was added for pentium.  */
+const int x86_cmpxchg8b = ~(m_386 | m_486);
+/* Compare and exchange 16 bytes was added for nocona.  */
+const int x86_cmpxchg16b = m_NOCONA;
 /* Exchange and add was added for 80486.  */
 const int x86_xadd = ~m_386;
 
--- /dev/null	2005-12-18 23:45:31.230252750 -0800
+++ sync-builtins.def	2005-12-22 03:33:57.000000000 -0800
@@ -0,0 +1,253 @@
+/* This file contains the definitions and documentation for the
+   synchronization builtins used in the GNU compiler.
+   Copyright (C) 2005 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, 51 Franklin Street, Fifth Floor, Boston, MA
+02110-1301, USA.  */
+
+/* Before including this file, you should define a macro:
+
+     DEF_SYNC_BUILTIN (ENUM, NAME, TYPE, ATTRS)
+
+   See builtins.def for details.  */
+   
+/* Synchronization Primitives.  The "_N" version is the one that the user
+   is supposed to be using.  It's overloaded, and is resolved to one of the
+   "_1" through "_16" versions, plus some extra casts.  */
+
+DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_ADD_N, "__sync_fetch_and_add",
+		  BT_FN_VOID_VAR, ATTR_NOTHROW_LIST)
+DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_ADD_1, "__sync_fetch_and_add_1",
+		  BT_FN_I1_VPTR_I1, ATTR_NOTHROW_LIST)
+DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_ADD_2, "__sync_fetch_and_add_2",
+		  BT_FN_I2_VPTR_I2, ATTR_NOTHROW_LIST)
+DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_ADD_4, "__sync_fetch_and_add_4",
+		  BT_FN_I4_VPTR_I4, ATTR_NOTHROW_LIST)
+DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_ADD_8, "__sync_fetch_and_add_8",
+		  BT_FN_I8_VPTR_I8, ATTR_NOTHROW_LIST)
+DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_ADD_16, "__sync_fetch_and_add_16",
+		  BT_FN_I16_VPTR_I16, ATTR_NOTHROW_LIST)
+
+DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_SUB_N, "__sync_fetch_and_sub",
+		  BT_FN_VOID_VAR, ATTR_NOTHROW_LIST)
+DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_SUB_1, "__sync_fetch_and_sub_1",
+		  BT_FN_I1_VPTR_I1, ATTR_NOTHROW_LIST)
+DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_SUB_2, "__sync_fetch_and_sub_2",
+		  BT_FN_I2_VPTR_I2, ATTR_NOTHROW_LIST)
+DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_SUB_4, "__sync_fetch_and_sub_4",
+		  BT_FN_I4_VPTR_I4, ATTR_NOTHROW_LIST)
+DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_SUB_8, "__sync_fetch_and_sub_8",
+		  BT_FN_I8_VPTR_I8, ATTR_NOTHROW_LIST)
+DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_SUB_16, "__sync_fetch_and_sub_16",
+		  BT_FN_I16_VPTR_I16, ATTR_NOTHROW_LIST)
+
+DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_OR_N, "__sync_fetch_and_or",
+		  BT_FN_VOID_VAR, ATTR_NOTHROW_LIST)
+DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_OR_1, "__sync_fetch_and_or_1",
+		  BT_FN_I1_VPTR_I1, ATTR_NOTHROW_LIST)
+DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_OR_2, "__sync_fetch_and_or_2",
+		  BT_FN_I2_VPTR_I2, ATTR_NOTHROW_LIST)
+DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_OR_4, "__sync_fetch_and_or_4",
+		  BT_FN_I4_VPTR_I4, ATTR_NOTHROW_LIST)
+DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_OR_8, "__sync_fetch_and_or_8",
+		  BT_FN_I8_VPTR_I8, ATTR_NOTHROW_LIST)
+DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_OR_16, "__sync_fetch_and_or_16",
+		  BT_FN_I16_VPTR_I16, ATTR_NOTHROW_LIST)
+
+DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_AND_N, "__sync_fetch_and_and",
+		  BT_FN_VOID_VAR, ATTR_NOTHROW_LIST)
+DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_AND_1, "__sync_fetch_and_and_1",
+		  BT_FN_I1_VPTR_I1, ATTR_NOTHROW_LIST)
+DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_AND_2, "__sync_fetch_and_and_2",
+		  BT_FN_I2_VPTR_I2, ATTR_NOTHROW_LIST)
+DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_AND_4, "__sync_fetch_and_and_4",
+		  BT_FN_I4_VPTR_I4, ATTR_NOTHROW_LIST)
+DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_AND_8, "__sync_fetch_and_and_8",
+		  BT_FN_I8_VPTR_I8, ATTR_NOTHROW_LIST)
+DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_AND_16, "__sync_fetch_and_and_16",
+		  BT_FN_I16_VPTR_I16, ATTR_NOTHROW_LIST)
+
+DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_XOR_N, "__sync_fetch_and_xor",
+		  BT_FN_VOID_VAR, ATTR_NOTHROW_LIST)
+DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_XOR_1, "__sync_fetch_and_xor_1",
+		  BT_FN_I1_VPTR_I1, ATTR_NOTHROW_LIST)
+DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_XOR_2, "__sync_fetch_and_xor_2",
+		  BT_FN_I2_VPTR_I2, ATTR_NOTHROW_LIST)
+DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_XOR_4, "__sync_fetch_and_xor_4",
+		  BT_FN_I4_VPTR_I4, ATTR_NOTHROW_LIST)
+DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_XOR_8, "__sync_fetch_and_xor_8",
+		  BT_FN_I8_VPTR_I8, ATTR_NOTHROW_LIST)
+DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_XOR_16, "__sync_fetch_and_xor_16",
+		  BT_FN_I16_VPTR_I16, ATTR_NOTHROW_LIST)
+
+DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_NAND_N, "__sync_fetch_and_nand",
+		  BT_FN_VOID_VAR, ATTR_NOTHROW_LIST)
+DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_NAND_1, "__sync_fetch_and_nand_1",
+		  BT_FN_I1_VPTR_I1, ATTR_NOTHROW_LIST)
+DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_NAND_2, "__sync_fetch_and_nand_2",
+		  BT_FN_I2_VPTR_I2, ATTR_NOTHROW_LIST)
+DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_NAND_4, "__sync_fetch_and_nand_4",
+		  BT_FN_I4_VPTR_I4, ATTR_NOTHROW_LIST)
+DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_NAND_8, "__sync_fetch_and_nand_8",
+		  BT_FN_I8_VPTR_I8, ATTR_NOTHROW_LIST)
+DEF_SYNC_BUILTIN (BUILT_IN_FETCH_AND_NAND_16, "__sync_fetch_and_nand_16",
+		  BT_FN_I16_VPTR_I16, ATTR_NOTHROW_LIST)
+
+DEF_SYNC_BUILTIN (BUILT_IN_ADD_AND_FETCH_N, "__sync_add_and_fetch",
+		  BT_FN_VOID_VAR, ATTR_NOTHROW_LIST)
+DEF_SYNC_BUILTIN (BUILT_IN_ADD_AND_FETCH_1, "__sync_add_and_fetch_1",
+		  BT_FN_I1_VPTR_I1, ATTR_NOTHROW_LIST)
+DEF_SYNC_BUILTIN (BUILT_IN_ADD_AND_FETCH_2, "__sync_add_and_fetch_2",
+		  BT_FN_I2_VPTR_I2, ATTR_NOTHROW_LIST)
+DEF_SYNC_BUILTIN (BUILT_IN_ADD_AND_FETCH_4, "__sync_add_and_fetch_4",
+		  BT_FN_I4_VPTR_I4, ATTR_NOTHROW_LIST)
+DEF_SYNC_BUILTIN (BUILT_IN_ADD_AND_FETCH_8, "__sync_add_and_fetch_8",
+		  BT_FN_I8_VPTR_I8, ATTR_NOTHROW_LIST)
+DEF_SYNC_BUILTIN (BUILT_IN_ADD_AND_FETCH_16, "__sync_add_and_fetch_16",
+		  BT_FN_I16_VPTR_I16, ATTR_NOTHROW_LIST)
+
+DEF_SYNC_BUILTIN (BUILT_IN_SUB_AND_FETCH_N, "__sync_sub_and_fetch",
+		  BT_FN_VOID_VAR, ATTR_NOTHROW_LIST)
+DEF_SYNC_BUILTIN (BUILT_IN_SUB_AND_FETCH_1, "__sync_sub_and_fetch_1",
+		  BT_FN_I1_VPTR_I1, ATTR_NOTHROW_LIST)
+DEF_SYNC_BUILTIN (BUILT_IN_SUB_AND_FETCH_2, "__sync_sub_and_fetch_2",
+		  BT_FN_I2_VPTR_I2, ATTR_NOTHROW_LIST)
+DEF_SYNC_BUILTIN (BUILT_IN_SUB_AND_FETCH_4, "__sync_sub_and_fetch_4",
+		  BT_FN_I4_VPTR_I4, ATTR_NOTHROW_LIST)
+DEF_SYNC_BUILTIN (BUILT_IN_SUB_AND_FETCH_8, "__sync_sub_and_fetch_8",
+		  BT_FN_I8_VPTR_I8, ATTR_NOTHROW_LIST)
+DEF_SYNC_BUILTIN (BUILT_IN_SUB_AND_FETCH_16, "__sync_sub_and_fetch_16",
+		  BT_FN_I16_VPTR_I16, ATTR_NOTHROW_LIST)
+
+DEF_SYNC_BUILTIN (BUILT_IN_OR_AND_FETCH_N, "__sync_or_and_fetch",
+		  BT_FN_VOID_VAR, ATTR_NOTHROW_LIST)
+DEF_SYNC_BUILTIN (BUILT_IN_OR_AND_FETCH_1, "__sync_or_and_fetch_1",
+		  BT_FN_I1_VPTR_I1, ATTR_NOTHROW_LIST)
+DEF_SYNC_BUILTIN (BUILT_IN_OR_AND_FETCH_2, "__sync_or_and_fetch_2",
+		  BT_FN_I2_VPTR_I2, ATTR_NOTHROW_LIST)
+DEF_SYNC_BUILTIN (BUILT_IN_OR_AND_FETCH_4, "__sync_or_and_fetch_4",
+		  BT_FN_I4_VPTR_I4, ATTR_NOTHROW_LIST)
+DEF_SYNC_BUILTIN (BUILT_IN_OR_AND_FETCH_8, "__sync_or_and_fetch_8",
+		  BT_FN_I8_VPTR_I8, ATTR_NOTHROW_LIST)
+DEF_SYNC_BUILTIN (BUILT_IN_OR_AND_FETCH_16, "__sync_or_and_fetch_16",
+		  BT_FN_I16_VPTR_I16, ATTR_NOTHROW_LIST)
+
+DEF_SYNC_BUILTIN (BUILT_IN_AND_AND_FETCH_N, "__sync_and_and_fetch",
+		  BT_FN_VOID_VAR, ATTR_NOTHROW_LIST)
+DEF_SYNC_BUILTIN (BUILT_IN_AND_AND_FETCH_1, "__sync_and_and_fetch_1",
+		  BT_FN_I1_VPTR_I1, ATTR_NOTHROW_LIST)
+DEF_SYNC_BUILTIN (BUILT_IN_AND_AND_FETCH_2, "__sync_and_and_fetch_2",
+		  BT_FN_I2_VPTR_I2, ATTR_NOTHROW_LIST)
+DEF_SYNC_BUILTIN (BUILT_IN_AND_AND_FETCH_4, "__sync_and_and_fetch_4",
+		  BT_FN_I4_VPTR_I4, ATTR_NOTHROW_LIST)
+DEF_SYNC_BUILTIN (BUILT_IN_AND_AND_FETCH_8, "__sync_and_and_fetch_8",
+		  BT_FN_I8_VPTR_I8, ATTR_NOTHROW_LIST)
+DEF_SYNC_BUILTIN (BUILT_IN_AND_AND_FETCH_16, "__sync_and_and_fetch_16",
+		  BT_FN_I16_VPTR_I16, ATTR_NOTHROW_LIST)
+
+DEF_SYNC_BUILTIN (BUILT_IN_XOR_AND_FETCH_N, "__sync_xor_and_fetch",
+		  BT_FN_VOID_VAR, ATTR_NOTHROW_LIST)
+DEF_SYNC_BUILTIN (BUILT_IN_XOR_AND_FETCH_1, "__sync_xor_and_fetch_1",
+		  BT_FN_I1_VPTR_I1, ATTR_NOTHROW_LIST)
+DEF_SYNC_BUILTIN (BUILT_IN_XOR_AND_FETCH_2, "__sync_xor_and_fetch_2",
+		  BT_FN_I2_VPTR_I2, ATTR_NOTHROW_LIST)
+DEF_SYNC_BUILTIN (BUILT_IN_XOR_AND_FETCH_4, "__sync_xor_and_fetch_4",
+		  BT_FN_I4_VPTR_I4, ATTR_NOTHROW_LIST)
+DEF_SYNC_BUILTIN (BUILT_IN_XOR_AND_FETCH_8, "__sync_xor_and_fetch_8",
+		  BT_FN_I8_VPTR_I8, ATTR_NOTHROW_LIST)
+DEF_SYNC_BUILTIN (BUILT_IN_XOR_AND_FETCH_16, "__sync_xor_and_fetch_16",
+		  BT_FN_I16_VPTR_I16, ATTR_NOTHROW_LIST)
+
+DEF_SYNC_BUILTIN (BUILT_IN_NAND_AND_FETCH_N, "__sync_nand_and_fetch",
+		  BT_FN_VOID_VAR, ATTR_NOTHROW_LIST)
+DEF_SYNC_BUILTIN (BUILT_IN_NAND_AND_FETCH_1, "__sync_nand_and_fetch_1",
+		  BT_FN_I1_VPTR_I1, ATTR_NOTHROW_LIST)
+DEF_SYNC_BUILTIN (BUILT_IN_NAND_AND_FETCH_2, "__sync_nand_and_fetch_2",
+		  BT_FN_I2_VPTR_I2, ATTR_NOTHROW_LIST)
+DEF_SYNC_BUILTIN (BUILT_IN_NAND_AND_FETCH_4, "__sync_nand_and_fetch_4",
+		  BT_FN_I4_VPTR_I4, ATTR_NOTHROW_LIST)
+DEF_SYNC_BUILTIN (BUILT_IN_NAND_AND_FETCH_8, "__sync_nand_and_fetch_8",
+		  BT_FN_I8_VPTR_I8, ATTR_NOTHROW_LIST)
+DEF_SYNC_BUILTIN (BUILT_IN_NAND_AND_FETCH_16, "__sync_nand_and_fetch_16",
+		  BT_FN_I16_VPTR_I16, ATTR_NOTHROW_LIST)
+
+DEF_SYNC_BUILTIN (BUILT_IN_BOOL_COMPARE_AND_SWAP_N,
+		  "__sync_bool_compare_and_swap",
+		  BT_FN_VOID_VAR, ATTR_NOTHROW_LIST)
+DEF_SYNC_BUILTIN (BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
+		  "__sync_bool_compare_and_swap_1",
+		  BT_FN_BOOL_VPTR_I1_I1, ATTR_NOTHROW_LIST)
+DEF_SYNC_BUILTIN (BUILT_IN_BOOL_COMPARE_AND_SWAP_2,
+		  "__sync_bool_compare_and_swap_2",
+		  BT_FN_BOOL_VPTR_I2_I2, ATTR_NOTHROW_LIST)
+DEF_SYNC_BUILTIN (BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
+		  "__sync_bool_compare_and_swap_4",
+		  BT_FN_BOOL_VPTR_I4_I4, ATTR_NOTHROW_LIST)
+DEF_SYNC_BUILTIN (BUILT_IN_BOOL_COMPARE_AND_SWAP_8,
+		  "__sync_bool_compare_and_swap_8",
+		  BT_FN_BOOL_VPTR_I8_I8, ATTR_NOTHROW_LIST)
+DEF_SYNC_BUILTIN (BUILT_IN_BOOL_COMPARE_AND_SWAP_16,
+		  "__sync_bool_compare_and_swap_16",
+		  BT_FN_BOOL_VPTR_I16_I16, ATTR_NOTHROW_LIST)
+
+DEF_SYNC_BUILTIN (BUILT_IN_VAL_COMPARE_AND_SWAP_N,
+		  "__sync_val_compare_and_swap",
+		  BT_FN_VOID_VAR, ATTR_NOTHROW_LIST)
+DEF_SYNC_BUILTIN (BUILT_IN_VAL_COMPARE_AND_SWAP_1,
+		  "__sync_val_compare_and_swap_1",
+		  BT_FN_I1_VPTR_I1_I1, ATTR_NOTHROW_LIST)
+DEF_SYNC_BUILTIN (BUILT_IN_VAL_COMPARE_AND_SWAP_2,
+		  "__sync_val_compare_and_swap_2",
+		  BT_FN_I2_VPTR_I2_I2, ATTR_NOTHROW_LIST)
+DEF_SYNC_BUILTIN (BUILT_IN_VAL_COMPARE_AND_SWAP_4,
+		  "__sync_val_compare_and_swap_4",
+		  BT_FN_I4_VPTR_I4_I4, ATTR_NOTHROW_LIST)
+DEF_SYNC_BUILTIN (BUILT_IN_VAL_COMPARE_AND_SWAP_8,
+		  "__sync_val_compare_and_swap_8",
+		  BT_FN_I8_VPTR_I8_I8, ATTR_NOTHROW_LIST)
+DEF_SYNC_BUILTIN (BUILT_IN_VAL_COMPARE_AND_SWAP_16,
+		  "__sync_val_compare_and_swap_16",
+		  BT_FN_I16_VPTR_I16_I16, ATTR_NOTHROW_LIST)
+
+DEF_SYNC_BUILTIN (BUILT_IN_LOCK_TEST_AND_SET_N, "__sync_lock_test_and_set",
+		  BT_FN_VOID_VAR, ATTR_NOTHROW_LIST)
+DEF_SYNC_BUILTIN (BUILT_IN_LOCK_TEST_AND_SET_1, "__sync_lock_test_and_set_1",
+		  BT_FN_I1_VPTR_I1, ATTR_NOTHROW_LIST)
+DEF_SYNC_BUILTIN (BUILT_IN_LOCK_TEST_AND_SET_2, "__sync_lock_test_and_set_2",
+		  BT_FN_I2_VPTR_I2, ATTR_NOTHROW_LIST)
+DEF_SYNC_BUILTIN (BUILT_IN_LOCK_TEST_AND_SET_4, "__sync_lock_test_and_set_4",
+		  BT_FN_I4_VPTR_I4, ATTR_NOTHROW_LIST)
+DEF_SYNC_BUILTIN (BUILT_IN_LOCK_TEST_AND_SET_8, "__sync_lock_test_and_set_8",
+		  BT_FN_I8_VPTR_I8, ATTR_NOTHROW_LIST)
+DEF_SYNC_BUILTIN (BUILT_IN_LOCK_TEST_AND_SET_16, "__sync_lock_test_and_set_16",
+		  BT_FN_I16_VPTR_I16, ATTR_NOTHROW_LIST)
+
+DEF_SYNC_BUILTIN (BUILT_IN_LOCK_RELEASE_N, "__sync_lock_release",
+		  BT_FN_VOID_VAR, ATTR_NOTHROW_LIST)
+DEF_SYNC_BUILTIN (BUILT_IN_LOCK_RELEASE_1, "__sync_lock_release_1",
+		  BT_FN_VOID_VPTR, ATTR_NOTHROW_LIST)
+DEF_SYNC_BUILTIN (BUILT_IN_LOCK_RELEASE_2, "__sync_lock_release_2",
+		  BT_FN_VOID_VPTR, ATTR_NOTHROW_LIST)
+DEF_SYNC_BUILTIN (BUILT_IN_LOCK_RELEASE_4, "__sync_lock_release_4",
+		  BT_FN_VOID_VPTR, ATTR_NOTHROW_LIST)
+DEF_SYNC_BUILTIN (BUILT_IN_LOCK_RELEASE_8, "__sync_lock_release_8",
+		  BT_FN_VOID_VPTR, ATTR_NOTHROW_LIST)
+DEF_SYNC_BUILTIN (BUILT_IN_LOCK_RELEASE_16, "__sync_lock_release_16",
+		  BT_FN_VOID_VPTR, ATTR_NOTHROW_LIST)
+
+DEF_SYNC_BUILTIN (BUILT_IN_SYNCHRONIZE, "__sync_synchronize",
+		  BT_FN_VOID, ATTR_NOTHROW_LIST)


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