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| author | Uros Bizjak <uros@gcc.gnu.org> | 2016-11-02 23:25:44 +0100 |
|---|---|---|
| committer | Uros Bizjak <uros@gcc.gnu.org> | 2016-11-02 23:25:44 +0100 |
| commit | 7ce53bd9437da27ca59d08c974376df130be5415 (patch) | |
| tree | 964ff287ac1b35fb485701dc8760c50744d61a31 /gcc | |
| parent | 183624479fd426c67928bb931a6474b15a8e8e95 (diff) | |
| download | gcc-7ce53bd9437da27ca59d08c974376df130be5415.zip gcc-7ce53bd9437da27ca59d08c974376df130be5415.tar.gz gcc-7ce53bd9437da27ca59d08c974376df130be5415.tar.bz2 | |
i386.c (ix86_init_libfuncs): New.
* config/i386/i386.c (ix86_init_libfuncs): New. Call
darwin_rename_builtins here.
(ix86_expand_divmod_libfunc): New.
(TARGET_INIT_LIBFUNCS): Unconditionally define to ix86_init_libfuncs.
(TARGET_EXPAND_DIVMOD_LIBFUNC): Define.
From-SVN: r241805
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 12 | ||||
| -rw-r--r-- | gcc/config/i386/i386.c | 53 |
2 files changed, 56 insertions, 9 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 2debfb6..5a6f7bf 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,11 @@ +2016-11-02 Uros Bizjak <ubizjak@gmail.com> + + * config/i386/i386.c (ix86_init_libfuncs): New. Call + darwin_rename_builtins here. + (ix86_expand_divmod_libfunc): New. + (TARGET_INIT_LIBFUNCS): Unconditionally define to ix86_init_libfuncs. + (TARGET_EXPAND_DIVMOD_LIBFUNC): Define. + 2016-11-02 Cesar Philippidis <cesar@codesourcery.com> Nathan Sidwell <nathan@acm.org> @@ -651,7 +659,7 @@ 2016-10-28 Eric Botcazou <ebotcazou@adacore.com> * doc/sourcebuild.texi (Ada Tests): Remove mention of gcc chapter. - + 2016-10-28 Eric Botcazou <ebotcazou@adacore.com> * target.def (min_arithmetic_precision): New hook. @@ -698,7 +706,7 @@ divmod_simode. 2016-10-28 Eric Botcazou <ebotcazou@adacore.com> - Segher Boessenkool <segher@kernel.crashing.org> + Segher Boessenkool <segher@kernel.crashing.org> * dojump.c (do_jump_by_parts_greater_rtx): Invert probability when swapping the arms of the branch. diff --git a/gcc/config/i386/i386.c b/gcc/config/i386/i386.c index 5bb6efa..b42ecd3 100644 --- a/gcc/config/i386/i386.c +++ b/gcc/config/i386/i386.c @@ -50572,8 +50572,43 @@ ix86_addr_space_zero_address_valid (addr_space_t as) { return as != ADDR_SPACE_GENERIC; } -#undef TARGET_ADDR_SPACE_ZERO_ADDRESS_VALID -#define TARGET_ADDR_SPACE_ZERO_ADDRESS_VALID ix86_addr_space_zero_address_valid + +static void +ix86_init_libfuncs (void) +{ + if (TARGET_64BIT) + { + set_optab_libfunc (sdivmod_optab, TImode, "__divmodti4"); + set_optab_libfunc (udivmod_optab, TImode, "__udivmodti4"); + } + else + { + set_optab_libfunc (sdivmod_optab, DImode, "__divmoddi4"); + set_optab_libfunc (udivmod_optab, DImode, "__udivmoddi4"); + } + +#if TARGET_MACHO + darwin_rename_builtins (); +#endif +} + +/* Generate call to __divmoddi4. */ + +static void +ix86_expand_divmod_libfunc (rtx libfunc, machine_mode mode, + rtx op0, rtx op1, + rtx *quot_p, rtx *rem_p) +{ + rtx rem = assign_386_stack_local (mode, SLOT_TEMP); + + rtx quot = emit_library_call_value (libfunc, NULL_RTX, LCT_NORMAL, + mode, 3, + op0, GET_MODE (op0), + op1, GET_MODE (op1), + XEXP (rem, 0), Pmode); + *quot_p = quot; + *rem_p = rem; +} /* Initialize the GCC target structure. */ #undef TARGET_RETURN_IN_MEMORY @@ -50958,11 +50993,6 @@ ix86_addr_space_zero_address_valid (addr_space_t as) #undef TARGET_CONDITIONAL_REGISTER_USAGE #define TARGET_CONDITIONAL_REGISTER_USAGE ix86_conditional_register_usage -#if TARGET_MACHO -#undef TARGET_INIT_LIBFUNCS -#define TARGET_INIT_LIBFUNCS darwin_rename_builtins -#endif - #undef TARGET_LOOP_UNROLL_ADJUST #define TARGET_LOOP_UNROLL_ADJUST ix86_loop_unroll_adjust @@ -51053,6 +51083,15 @@ ix86_addr_space_zero_address_valid (addr_space_t as) #undef TARGET_CUSTOM_FUNCTION_DESCRIPTORS #define TARGET_CUSTOM_FUNCTION_DESCRIPTORS 1 +#undef TARGET_ADDR_SPACE_ZERO_ADDRESS_VALID +#define TARGET_ADDR_SPACE_ZERO_ADDRESS_VALID ix86_addr_space_zero_address_valid + +#undef TARGET_INIT_LIBFUNCS +#define TARGET_INIT_LIBFUNCS ix86_init_libfuncs + +#undef TARGET_EXPAND_DIVMOD_LIBFUNC +#define TARGET_EXPAND_DIVMOD_LIBFUNC ix86_expand_divmod_libfunc + struct gcc_target targetm = TARGET_INITIALIZER; #include "gt-i386.h" |