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| author | jules <jules@138bc75d-0d04-0410-961f-82ee72b054a4> | 2011-08-01 12:41:30 +0000 |
|---|---|---|
| committer | jules <jules@138bc75d-0d04-0410-961f-82ee72b054a4> | 2011-08-01 12:41:30 +0000 |
| commit | bbbe45996aa5ba74dcc27baeb62c49f9dbf7ae05 (patch) | |
| tree | 42de6b523b06d8fd9304883974cdc19b9dcf95b2 /libgcc/config/arm/bpabi-lib.h | |
| parent | c5b7749b37c72848dc4d4a0961e78952cea99c53 (diff) | |
| download | gcc-bbbe45996aa5ba74dcc27baeb62c49f9dbf7ae05.tar.gz | |
gcc/
* configure.ac (fixed-point): Add ARM support.
* configure: Regenerate.
* config/arm/arm.c (arm_fixed_mode_set): New struct.
(arm_set_fixed_optab_libfunc): New.
(arm_set_fixed_conv_libfunc): New.
(arm_init_libfuncs): Initialise fixed-point helper libfuncs with
ARM-specific names.
(aapcs_libcall_value): Return sub-word-size fixed-point libcall
return values in SImode.
(arm_return_in_msb): Return fixed-point types in the msb.
(arm_pad_reg_upwards, arm_pad_arg_upwards): Pad fixed-point types
upwards.
(arm_scalar_mode_supported_p): Support fixed-point modes.
(arm_vector_mode_supported_p): Support vector fixed-point modes.
* config/arm/arm.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE)
(LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE)
(SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE)
(LONG_LONG_ACCUM_TYPE_SIZE, MAX_FIXED_MODE_SIZE): Define.
* config/arm/iterators.md (FIXED, ADDSUB, UQADDSUB, QADDSUB, QMUL):
New mode iterators.
(qaddsub_suf): New mode attribute.
* config/arm/arm-modes.def (FRACT, UFRACT, ACCUM, UACCUM): Declare
vector modes.
* config/arm/predicates.md (sat_shift_operator): New predicate.
* config/arm/arm-fixed.md: New.
* config/arm/arm.md: Include arm-fixed.md.
* config/arm/t-arm (MD_INCLUDES): Add arm-fixed.md.
libgcc/
* config.host (arm*-*-linux*, arm*-*-uclinux*, arm*-*-eabi*)
(arm*-*-symbianelf*): Add t-fixedpoint-gnu-prefix makefile fragment.
* config/arm/bpabi-lib.h (LIBGCC2_FIXEDBIT_GNU_PREFIX): Define.
gcc/testsuite/
* gcc.target/arm/fixed-point-exec.c: New test.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@177025 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'libgcc/config/arm/bpabi-lib.h')
| -rw-r--r-- | libgcc/config/arm/bpabi-lib.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/libgcc/config/arm/bpabi-lib.h b/libgcc/config/arm/bpabi-lib.h index 49a28c3c202..cfa09cf6e69 100644 --- a/libgcc/config/arm/bpabi-lib.h +++ b/libgcc/config/arm/bpabi-lib.h @@ -78,3 +78,8 @@ #ifdef L_floatundisf #define DECLARE_LIBRARY_RENAMES RENAME_LIBRARY (floatundisf, ul2f) #endif + +/* For ARM bpabi, we only want to use a "__gnu_" prefix for the fixed-point + helper functions - not everything in libgcc - in the interests of + maintaining backward compatibility. */ +#define LIBGCC2_FIXEDBIT_GNU_PREFIX |