diff options
| author | jsm28 <jsm28@138bc75d-0d04-0410-961f-82ee72b054a4> | 2013-11-05 13:21:36 +0000 |
|---|---|---|
| committer | jsm28 <jsm28@138bc75d-0d04-0410-961f-82ee72b054a4> | 2013-11-05 13:21:36 +0000 |
| commit | 08c5f4d5555bfa773ae3ab95d6b35b5b79f43b76 (patch) | |
| tree | effb5cf317fbada14a48899a247e85e16f7325b2 | |
| parent | d1603825ee5cc715034e176baac31c945a8f01bd (diff) | |
| download | ppe42-gcc-08c5f4d5555bfa773ae3ab95d6b35b5b79f43b76.tar.gz ppe42-gcc-08c5f4d5555bfa773ae3ab95d6b35b5b79f43b76.zip | |
* config/i386/i386.c (ix86_float_exceptions_rounding_supported_p):
New function.
(TARGET_FLOAT_EXCEPTIONS_ROUNDING_SUPPORTED_P): Define.
c-family:
* c-cppbuiltin.c (cpp_iec_559_value): Test
flag_excess_precision_cmdline not flag_excess_precision.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@204390 138bc75d-0d04-0410-961f-82ee72b054a4
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/c-family/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/c-family/c-cppbuiltin.c | 2 | ||||
| -rw-r--r-- | gcc/config/i386/i386.c | 16 |
4 files changed, 28 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 4b639e03bda..514b97e0059 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2013-11-05 Joseph Myers <joseph@codesourcery.com> + + * config/i386/i386.c (ix86_float_exceptions_rounding_supported_p): + New function. + (TARGET_FLOAT_EXCEPTIONS_ROUNDING_SUPPORTED_P): Define. + 2013-11-05 Marc Glisse <marc.glisse@inria.fr> PR tree-optimization/58958 diff --git a/gcc/c-family/ChangeLog b/gcc/c-family/ChangeLog index 9cd9e794698..2de4c39f404 100644 --- a/gcc/c-family/ChangeLog +++ b/gcc/c-family/ChangeLog @@ -1,3 +1,8 @@ +2013-11-05 Joseph Myers <joseph@codesourcery.com> + + * c-cppbuiltin.c (cpp_iec_559_value): Test + flag_excess_precision_cmdline not flag_excess_precision. + 2013-11-05 Tobias Burnus <burnus@net-b.de> * c.opt (fopenmp-simd): New option. diff --git a/gcc/c-family/c-cppbuiltin.c b/gcc/c-family/c-cppbuiltin.c index 09c75c4ff9b..61a124c509c 100644 --- a/gcc/c-family/c-cppbuiltin.c +++ b/gcc/c-family/c-cppbuiltin.c @@ -734,7 +734,7 @@ cpp_iec_559_value (void) if (flag_iso && !c_dialect_cxx () && TARGET_FLT_EVAL_METHOD != 0 - && flag_excess_precision != EXCESS_PRECISION_STANDARD) + && flag_excess_precision_cmdline != EXCESS_PRECISION_STANDARD) ret = 0; /* Various options are contrary to IEEE 754 semantics. */ diff --git a/gcc/config/i386/i386.c b/gcc/config/i386/i386.c index 11064d8e240..771fabe6dc5 100644 --- a/gcc/config/i386/i386.c +++ b/gcc/config/i386/i386.c @@ -43519,6 +43519,18 @@ ix86_memmodel_check (unsigned HOST_WIDE_INT val) return val; } +/* Implement TARGET_FLOAT_EXCEPTIONS_ROUNDING_SUPPORTED_P. */ + +static bool +ix86_float_exceptions_rounding_supported_p (void) +{ + /* For x87 floating point with standard excess precision handling, + there is no adddf3 pattern (since x87 floating point only has + XFmode operations) so the default hook implementation gets this + wrong. */ + return TARGET_80387 || TARGET_SSE_MATH; +} + /* Initialize the GCC target structure. */ #undef TARGET_RETURN_IN_MEMORY #define TARGET_RETURN_IN_MEMORY ix86_return_in_memory @@ -43895,6 +43907,10 @@ ix86_memmodel_check (unsigned HOST_WIDE_INT val) #undef TARGET_SPILL_CLASS #define TARGET_SPILL_CLASS ix86_spill_class +#undef TARGET_FLOAT_EXCEPTIONS_ROUNDING_SUPPORTED_P +#define TARGET_FLOAT_EXCEPTIONS_ROUNDING_SUPPORTED_P \ + ix86_float_exceptions_rounding_supported_p + struct gcc_target targetm = TARGET_INITIALIZER; #include "gt-i386.h" |
