diff options
| author | Richard Guenther <rguenther@suse.de> | 2006-01-31 15:34:52 +0000 |
|---|---|---|
| committer | Richard Biener <rguenth@gcc.gnu.org> | 2006-01-31 15:34:52 +0000 |
| commit | ee9631816531f0ef9005558cec7d10ea5ee6a074 (patch) | |
| tree | 15376ec8b6b321d2bd9b82addcfc370a7717f2e2 /gcc/builtins.c | |
| parent | b082276563252b8e0721f1f9ee84dfaa98bcc620 (diff) | |
| download | gcc-ee9631816531f0ef9005558cec7d10ea5ee6a074.zip gcc-ee9631816531f0ef9005558cec7d10ea5ee6a074.tar.gz gcc-ee9631816531f0ef9005558cec7d10ea5ee6a074.tar.bz2 | |
invoke.texi (-msselibm): Document.
2006-01-31 Richard Guenther <rguenther@suse.de>
* doc/invoke.texi (-msselibm): Document.
* target.h (expand_library_builtin): New target hook.
* builtins.c (expand_builtin): Use expand_library_builtin.
(default_expand_library_builtin): New function.
* gcc.c (LINK_GCC_MATH_SPEC): Define.
(LINK_COMMAND_SPEC): Handle %(link_gcc_math).
(link_gcc_math_spec): Declare.
(static_specs): Add link_gcc_math_spec.
* expr.h (default_expand_library_builtin): Declare.
* target-def.h (TARGET_EXPAND_LIBRARY_BUILTIN): Define.
(TARGET_INITIALIZER): Add TARGET_EXPAND_LIBRARY_BUILTIN.
* config/i386/i386.h: Provide LINK_GCC_MATH_SPEC.
* config/i386/i386.opt (msselibm): New target option.
* config/i386/i386.c (ix86_builtin_function_variants): New array.
(ix86_init_sse_abi_builtins): New function.
(ix86_expand_library_builtin): Likewise.
(TARGET_EXPAND_LIBRARY_BUILTIN): Define.
(override_options): Handle error conditions wrt -msselibm.
(ix86_builtins): Add function codes for SSE2 ABI builtins.
(ix86_init_builtins): Call ix86_init_sse_abi_builtins.
* doc/extend.texi (__builtin_sse2_*): Document new target specific
builtins.
* gcc.target/i386/sselibm-1.c: New testcase.
* gcc.target/i386/sselibm-2.c: Likewise.
* gcc.target/i386/sselibm-3.c: Likewise.
* gcc.target/i386/sselibm-4.c: Likewise.
* gcc.target/i386/sselibm-5.c: Likewise.
From-SVN: r110439
Diffstat (limited to 'gcc/builtins.c')
| -rw-r--r-- | gcc/builtins.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/gcc/builtins.c b/gcc/builtins.c index bb113dc..fd551da 100644 --- a/gcc/builtins.c +++ b/gcc/builtins.c @@ -5560,6 +5560,14 @@ expand_builtin (tree exp, rtx target, rtx subtarget, enum machine_mode mode, if (DECL_BUILT_IN_CLASS (fndecl) == BUILT_IN_MD) return targetm.expand_builtin (exp, target, subtarget, mode, ignore); + else + { + /* Try expanding the builtin via the generic target hook. */ + rtx tmp = targetm.expand_library_builtin (exp, target, subtarget, + mode, ignore); + if (tmp != NULL_RTX) + return tmp; + } /* When not optimizing, generate calls to library functions for a certain set of builtins. */ @@ -8913,6 +8921,18 @@ default_expand_builtin (tree exp ATTRIBUTE_UNUSED, return NULL_RTX; } +/* Default target-specific library builtin expander that does nothing. */ + +rtx +default_expand_library_builtin (tree exp ATTRIBUTE_UNUSED, + rtx target ATTRIBUTE_UNUSED, + rtx subtarget ATTRIBUTE_UNUSED, + enum machine_mode mode ATTRIBUTE_UNUSED, + int ignore ATTRIBUTE_UNUSED) +{ + return NULL_RTX; +} + /* Returns true is EXP represents data that would potentially reside in a readonly section. */ |