Message ID | ce28d6c4e31d83020e1428aeedb7c5215e58107d.1421282067.git.segher@kernel.crashing.org |
---|---|
State | New |
Headers | show |
On Wed, Jan 14, 2015 at 8:14 PM, Segher Boessenkool <segher@kernel.crashing.org> wrote: > Some hooks return word_mode by default, which is incorrect for -m32 > -mpowerpc64. This patch creates a new function rs6000_abi_word_mode > to implement these hooks, and does so. > > This fixes 163 testuite FAILs. > > [ David already OKed this fixed version, but sending it again is easier > for me. Lazy, etc. ] > > > 2015-01-14 Segher Boessenkool <segher@kernel.crashing.org> > > gcc/ > * config/rs6000/rs6000.c (TARGET_LIBGCC_CMP_RETURN_MODE, > TARGET_LIBGCC_SHIFT_COUNT_MODE, TARGET_UNWIND_WORD_MODE): Implement > as ... > (rs6000_abi_word_mode): New function. Okay. Thanks, David
diff --git a/gcc/config/rs6000/rs6000.c b/gcc/config/rs6000/rs6000.c index afced72..6c91f3c 100644 --- a/gcc/config/rs6000/rs6000.c +++ b/gcc/config/rs6000/rs6000.c @@ -1669,6 +1669,13 @@ static const struct attribute_spec rs6000_attribute_table[] = #undef TARGET_ATOMIC_ASSIGN_EXPAND_FENV #define TARGET_ATOMIC_ASSIGN_EXPAND_FENV rs6000_atomic_assign_expand_fenv + +#undef TARGET_LIBGCC_CMP_RETURN_MODE +#define TARGET_LIBGCC_CMP_RETURN_MODE rs6000_abi_word_mode +#undef TARGET_LIBGCC_SHIFT_COUNT_MODE +#define TARGET_LIBGCC_SHIFT_COUNT_MODE rs6000_abi_word_mode +#undef TARGET_UNWIND_WORD_MODE +#define TARGET_UNWIND_WORD_MODE rs6000_abi_word_mode /* Processor table. */ @@ -9299,6 +9306,15 @@ init_cumulative_args (CUMULATIVE_ARGS *cum, tree fntype, } } +/* The mode the ABI uses for a word. This is not the same as word_mode + for -m32 -mpowerpc64. This is used to implement various target hooks. */ + +static machine_mode +rs6000_abi_word_mode (void) +{ + return TARGET_32BIT ? SImode : DImode; +} + /* On rs6000, function arguments are promoted, as are function return values. */