diff options
| author | Yvan Roux <yvan.roux@linaro.org> | 2016-09-14 11:45:12 +0200 |
|---|---|---|
| committer | Yvan Roux <yvan.roux@linaro.org> | 2016-09-15 06:38:28 +0000 |
| commit | ef72a016d0245204f7dfb9e524832e0f1d388abc (patch) | |
| tree | 329f926eeaaf67a9d6761d7b34eb468ee83c3cb1 /libgcc | |
| parent | fd7276f78357492cfa8514b71204d3e4edb8b116 (diff) | |
libgcc/
Backport from trunk r240043.
2016-09-09 James Greenhalgh <james.greenhalgh@arm.com>
PR target/63250
* Makefile.in (lib2funcs): Build _mulhc3 and _divhc3.
* libgcc2.h (LIBGCC_HAS_HF_MODE): Conditionally define.
(HFtype): Likewise.
(HCtype): Likewise.
(__divhc3): Likewise.
(__mulhc3): Likewise.
* libgcc2.c: Support _mulhc3 and _divhc3.
Change-Id: If5fe0cfd670daca59e709646c53545186663e956
Diffstat (limited to 'libgcc')
| -rw-r--r-- | libgcc/Makefile.in | 5 | ||||
| -rw-r--r-- | libgcc/libgcc2.c | 15 | ||||
| -rw-r--r-- | libgcc/libgcc2.h | 14 |
3 files changed, 28 insertions, 6 deletions
diff --git a/libgcc/Makefile.in b/libgcc/Makefile.in index f09b39b0e85..e11db9da0ef 100644 --- a/libgcc/Makefile.in +++ b/libgcc/Makefile.in @@ -414,8 +414,9 @@ lib2funcs = _muldi3 _negdi2 _lshrdi3 _ashldi3 _ashrdi3 _cmpdi2 _ucmpdi2 \ _negvsi2 _negvdi2 _ctors _ffssi2 _ffsdi2 _clz _clzsi2 _clzdi2 \ _ctzsi2 _ctzdi2 _popcount_tab _popcountsi2 _popcountdi2 \ _paritysi2 _paritydi2 _powisf2 _powidf2 _powixf2 _powitf2 \ - _mulsc3 _muldc3 _mulxc3 _multc3 _divsc3 _divdc3 _divxc3 \ - _divtc3 _bswapsi2 _bswapdi2 _clrsbsi2 _clrsbdi2 + _mulhc3 _mulsc3 _muldc3 _mulxc3 _multc3 _divhc3 _divsc3 \ + _divdc3 _divxc3 _divtc3 _bswapsi2 _bswapdi2 _clrsbsi2 \ + _clrsbdi2 # The floating-point conversion routines that involve a single-word integer. # XX stands for the integer mode. diff --git a/libgcc/libgcc2.c b/libgcc/libgcc2.c index 6bc9a2f6c40..accf96853d6 100644 --- a/libgcc/libgcc2.c +++ b/libgcc/libgcc2.c @@ -1852,7 +1852,8 @@ NAME (TYPE x, int m) #endif -#if ((defined(L_mulsc3) || defined(L_divsc3)) && LIBGCC2_HAS_SF_MODE) \ +#if((defined(L_mulhc3) || defined(L_divhc3)) && LIBGCC2_HAS_HF_MODE) \ + || ((defined(L_mulsc3) || defined(L_divsc3)) && LIBGCC2_HAS_SF_MODE) \ || ((defined(L_muldc3) || defined(L_divdc3)) && LIBGCC2_HAS_DF_MODE) \ || ((defined(L_mulxc3) || defined(L_divxc3)) && LIBGCC2_HAS_XF_MODE) \ || ((defined(L_multc3) || defined(L_divtc3)) && LIBGCC2_HAS_TF_MODE) @@ -1861,7 +1862,13 @@ NAME (TYPE x, int m) #undef double #undef long -#if defined(L_mulsc3) || defined(L_divsc3) +#if defined(L_mulhc3) || defined(L_divhc3) +# define MTYPE HFtype +# define CTYPE HCtype +# define MODE hc +# define CEXT __LIBGCC_HF_FUNC_EXT__ +# define NOTRUNC (!__LIBGCC_HF_EXCESS_PRECISION__) +#elif defined(L_mulsc3) || defined(L_divsc3) # define MTYPE SFtype # define CTYPE SCtype # define MODE sc @@ -1922,7 +1929,7 @@ extern void *compile_type_assert[sizeof(INFINITY) == sizeof(MTYPE) ? 1 : -1]; # define TRUNC(x) __asm__ ("" : "=m"(x) : "m"(x)) #endif -#if defined(L_mulsc3) || defined(L_muldc3) \ +#if defined(L_mulhc3) || defined(L_mulsc3) || defined(L_muldc3) \ || defined(L_mulxc3) || defined(L_multc3) CTYPE @@ -1992,7 +1999,7 @@ CONCAT3(__mul,MODE,3) (MTYPE a, MTYPE b, MTYPE c, MTYPE d) } #endif /* complex multiply */ -#if defined(L_divsc3) || defined(L_divdc3) \ +#if defined(L_divhc3) || defined(L_divsc3) || defined(L_divdc3) \ || defined(L_divxc3) || defined(L_divtc3) CTYPE diff --git a/libgcc/libgcc2.h b/libgcc/libgcc2.h index 72bb873ac33..c46fb77a6ec 100644 --- a/libgcc/libgcc2.h +++ b/libgcc/libgcc2.h @@ -34,6 +34,12 @@ extern void __clear_cache (char *, char *); extern void __eprintf (const char *, const char *, unsigned int, const char *) __attribute__ ((__noreturn__)); +#ifdef __LIBGCC_HAS_HF_MODE__ +#define LIBGCC2_HAS_HF_MODE 1 +#else +#define LIBGCC2_HAS_HF_MODE 0 +#endif + #ifdef __LIBGCC_HAS_SF_MODE__ #define LIBGCC2_HAS_SF_MODE 1 #else @@ -133,6 +139,10 @@ typedef unsigned int UTItype __attribute__ ((mode (TI))); #endif #endif +#if LIBGCC2_HAS_HF_MODE +typedef float HFtype __attribute__ ((mode (HF))); +typedef _Complex float HCtype __attribute__ ((mode (HC))); +#endif #if LIBGCC2_HAS_SF_MODE typedef float SFtype __attribute__ ((mode (SF))); typedef _Complex float SCtype __attribute__ ((mode (SC))); @@ -424,6 +434,10 @@ extern SItype __negvsi2 (SItype); #endif /* COMPAT_SIMODE_TRAPPING_ARITHMETIC */ #undef int +#if LIBGCC2_HAS_HF_MODE +extern HCtype __divhc3 (HFtype, HFtype, HFtype, HFtype); +extern HCtype __mulhc3 (HFtype, HFtype, HFtype, HFtype); +#endif #if LIBGCC2_HAS_SF_MODE extern DWtype __fixsfdi (SFtype); extern SFtype __floatdisf (DWtype); |