From 167fa32c09eb5d93d23c74365a4ce818762de826 Mon Sep 17 00:00:00 2001 From: Eric Christopher Date: Wed, 1 Nov 2006 05:14:40 +0000 Subject: extend.texi (__builtin_bswap32): Document. 2006-09-07 Eric Christopher Falk Hueffner * doc/extend.texi (__builtin_bswap32): Document. (__builtin_bswap64): Ditto. * doc/libgcc.texi (bswapsi2): Document. (bswapdi2): Ditto. * doc/rtl.texi (bswap): Document. * optabs.c (expand_unop): Don't widen a bswap. (init_optabs): Init bswap. Set libfuncs explicitly for bswapsi2 and bswapdi2. * optabs.h (OTI_bswap): New. (bswap_optab): Ditto. * genopinit.c (optabs): Handle bswap_optab. * tree.h (tree_index): Add TI_UINT32_TYPE and TI_UINT64_TYPE. (uint32_type_node): New. (uint64_type_node): Ditto. * tree.c (build_common_tree_nodes_2): Initialize uint32_type_node and uint64_type_node. * builtins.c (expand_builtin_bswap): New. (expand_builtin): Call. (fold_builtin_bswap): New. (fold_builtin_1): Call. * fold-const.c (tree_expr_nonnegative_p): Return true for bswap. * builtin-types.def (BT_UINT32): New. (BT_UINT64): Ditto. (BT_FN_UINT32_UINT32): Ditto. (BT_FN_UINT64_UINT64): Ditto. * builtins.def (BUILT_IN_BSWAP32): New. (BUILT_IN_BSWAP64): Ditto. * rtl.def (BSWAP): New. * genattrtab.c (check_attr_value): New. * libgcc2.c (__bswapSI2): New. (__bswapDI2): Ditto. * libgcc2.h (__bswapSI2): Declare. (__bswapDI2): Ditto. * mklibgcc.in (lib2funcs): Add _bswapsi2 and _bswapdi2. * simplify-rtx.c (simplify_const_unary_operation): Return 0 for BSWAP. * libgcc-std.ver (__bwapsi2): Add. (__bswapdi2): Ditto. * reload1.c (eliminate_regs_1): Add bswap. (elimination_effects): Ditto. * config/i386/i386.h (x86_bswap): New. (TARGET_BSWAP): Use. * config/i386/i386.c (x86_bswap): Set. Co-Authored-By: Falk Hueffner From-SVN: r118361 --- gcc/genattrtab.c | 1 + 1 file changed, 1 insertion(+) (limited to 'gcc/genattrtab.c') diff --git a/gcc/genattrtab.c b/gcc/genattrtab.c index f11532f..3e0fd9e 100644 --- a/gcc/genattrtab.c +++ b/gcc/genattrtab.c @@ -959,6 +959,7 @@ check_attr_value (rtx exp, struct attr_desc *attr) case CTZ: case POPCOUNT: case PARITY: + case BSWAP: XEXP (exp, 0) = check_attr_value (XEXP (exp, 0), attr); break; -- cgit v1.1