mirror/gcc
2
0
Fork 0
mirror of git://gcc.gnu.org/git/gcc.git synced 2025-04-10 21:41:14 +08:00
Code Issues Packages Projects Releases Wiki Activity

t-avr (intfuncs16): Add _clrsbXX2.

Browse Source 
libgcc/
	* config/avr/t-avr (intfuncs16): Add _clrsbXX2.

gcc/
	* longlong.h (count_leading_zeros, count_trailing_zeros,
	COUNT_LEADING_ZEROS_0): Define for target avr if W_TYPE_SIZE is 16
	resp. 64.

From-SVN: r175800
This commit is contained in:
Georg-Johann Lay 2011-07-04 10:02:34 +00:00 committed by Georg-Johann Lay
parent f027ee7cb0
commit 6dab9931f8
4 changed files with 29 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
gcc/ChangeLog
View File

@ -1,3 +1,9 @@
2011-07-04 Georg-Johann Lay <avr@gjlay.de>
* longlong.h (count_leading_zeros, count_trailing_zeros,
COUNT_LEADING_ZEROS_0): Define for target avr if W_TYPE_SIZE is 16
resp. 64.
2011-07-03 Ira Rosen <ira.rosen@linaro.org>
PR tree-optimization/49610

20
gcc/longlong.h
View File

@ -250,11 +250,27 @@ UDItype __umulsidi3 (USItype, USItype);
#define COUNT_LEADING_ZEROS_0 32
#endif
#if defined (__AVR__) && W_TYPE_SIZE == 32
#if defined (__AVR__)
#if W_TYPE_SIZE == 16
#define count_leading_zeros(COUNT,X) ((COUNT) = __builtin_clz (X))
#define count_trailing_zeros(COUNT,X) ((COUNT) = __builtin_ctz (X))
#define COUNT_LEADING_ZEROS_0 16
#endif /* W_TYPE_SIZE == 16 */
#if W_TYPE_SIZE == 32
#define count_leading_zeros(COUNT,X) ((COUNT) = __builtin_clzl (X))
#define count_trailing_zeros(COUNT,X) ((COUNT) = __builtin_ctzl (X))
#define COUNT_LEADING_ZEROS_0 32
#endif /* defined (__AVR__) && W_TYPE_SIZE == 32 */
#endif /* W_TYPE_SIZE == 32 */
#if W_TYPE_SIZE == 64
#define count_leading_zeros(COUNT,X) ((COUNT) = __builtin_clzll (X))
#define count_trailing_zeros(COUNT,X) ((COUNT) = __builtin_ctzll (X))
#define COUNT_LEADING_ZEROS_0 64
#endif /* W_TYPE_SIZE == 64 */
#endif /* defined (__AVR__) */
#if defined (__CRIS__) && __CRIS_arch_version >= 3
#define count_leading_zeros(COUNT, X) ((COUNT) = __builtin_clz (X))

4
libgcc/ChangeLog
View File

@ -1,3 +1,7 @@
2011-07-04 Georg-Johann Lay <avr@gjlay.de>
* config/avr/t-avr (intfuncs16): Add _clrsbXX2.
2011-06-28 Nick Clifton <nickc@redhat.com>
* config.host: Recognize all V850 variants.

2
libgcc/config/avr/t-avr
View File

@ -1,5 +1,5 @@
# Extra 16-bit integer functions.
intfuncs16 = _absvXX2 _addvXX3 _subvXX3 _mulvXX3 _negvXX2
intfuncs16 = _absvXX2 _addvXX3 _subvXX3 _mulvXX3 _negvXX2 _clrsbXX2
hiintfuncs16 = $(subst XX,hi,$(intfuncs16))
siintfuncs16 = $(subst XX,si,$(intfuncs16))