re PR libgcc/83112 (Silence warnings from PowerPC libgcc float128-ifunc.c compilation)
2017-11-30 Michael Meissner <meissner@linux.vnet.ibm.com> PR libgcc/83112 * config/rs6000/float128-ifunc.c (__addkf3_resolve): Use the correct type for all ifunc resolvers to silence -Wattribute-alias warnings. Eliminate the forward declaration of the resolver functions which is no longer needed. (__subkf3_resolve): Likewise. (__mulkf3_resolve): Likewise. (__divkf3_resolve): Likewise. (__negkf2_resolve): Likewise. (__eqkf2_resolve): Likewise. (__nekf2_resolve): Likewise. (__gekf2_resolve): Likewise. (__gtkf2_resolve): Likewise. (__lekf2_resolve): Likewise. (__ltkf2_resolve): Likewise. (__unordkf2_resolve): Likewise. (__extendsfkf2_resolve): Likewise. (__extenddfkf2_resolve): Likewise. (__trunckfsf2_resolve): Likewise. (__trunckfdf2_resolve): Likewise. (__fixkfsi_resolve): Likewise. (__fixkfdi_resolve): Likewise. (__fixunskfsi_resolve): Likewise. (__fixunskfdi_resolve): Likewise. (__floatsikf_resolve): Likewise. (__floatdikf_resolve): Likewise. (__floatunsikf_resolve): Likewise. (__floatundikf_resolve): Likewise. (__extendkftf2_resolve): Likewise. (__trunctfkf2_resolve): Likewise. PR libgcc/83103 * config/rs6000/quad-float128.h (TF): Don't define if long double is IEEE 128-bit floating point. (TCtype): Define as either TCmode or KCmode, depending on whether long double is IEEE 128-bit floating point. (__mulkc3_sw): Add declarations for software/hardware versions of complex multiply/divide. (__divkc3_sw): Likewise. (__mulkc3_hw): Likewise. (__divkc3_hw): Likewise. * config/rs6000/_mulkc3.c (_mulkc3): If we are building ifunc handlers to switch between using software emulation and hardware float128 instructions, build the complex multiply/divide functions for both software and hardware support. * config/rs6000/_divkc3.c (_divkc3): Likewise. * config/rs6000/float128-ifunc.c (__mulkc3_resolve): Likewise. (__divkc3_resolve): Likewise. (__mulkc3): Likewise. (__divkc3): Likewise. * config/rs6000/t-float128-hw (fp128_hardfp_src): Likewise. (fp128_hw_src): Likewise. (fp128_hw_static_obj): Likewise. (fp128_hw_shared_obj): Likewise. (_mulkc3-hw.c): Create _mulkc3-hw.c and _divkc3-hw.c from _mulkc3.c and _divkc3.c, changing the function name. (_divkc3-hw.c): Likewise. * config/rs6000/t-float128 (clean-float128): Delete _mulkc3-hw.c and _divkc3-hw.c. From-SVN: r255282
This commit is contained in:
Michael Meissner
Michael Meissner
parent
fb0e72c8c0
commit
75ad35b5c4
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@ -1,3 +1,65 @@
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2017-11-30 Michael Meissner <meissner@linux.vnet.ibm.com>
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PR libgcc/83112
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* config/rs6000/float128-ifunc.c (__addkf3_resolve): Use the
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correct type for all ifunc resolvers to silence -Wattribute-alias
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warnings. Eliminate the forward declaration of the resolver
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functions which is no longer needed.
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(__subkf3_resolve): Likewise.
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(__mulkf3_resolve): Likewise.
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(__divkf3_resolve): Likewise.
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(__negkf2_resolve): Likewise.
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(__eqkf2_resolve): Likewise.
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(__nekf2_resolve): Likewise.
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(__gekf2_resolve): Likewise.
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(__gtkf2_resolve): Likewise.
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(__lekf2_resolve): Likewise.
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(__ltkf2_resolve): Likewise.
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(__unordkf2_resolve): Likewise.
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(__extendsfkf2_resolve): Likewise.
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(__extenddfkf2_resolve): Likewise.
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(__trunckfsf2_resolve): Likewise.
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(__trunckfdf2_resolve): Likewise.
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(__fixkfsi_resolve): Likewise.
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(__fixkfdi_resolve): Likewise.
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(__fixunskfsi_resolve): Likewise.
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(__fixunskfdi_resolve): Likewise.
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(__floatsikf_resolve): Likewise.
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(__floatdikf_resolve): Likewise.
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(__floatunsikf_resolve): Likewise.
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(__floatundikf_resolve): Likewise.
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(__extendkftf2_resolve): Likewise.
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(__trunctfkf2_resolve): Likewise.
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PR libgcc/83103
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* config/rs6000/quad-float128.h (TF): Don't define if long double
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is IEEE 128-bit floating point.
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(TCtype): Define as either TCmode or KCmode, depending on whether
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long double is IEEE 128-bit floating point.
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(__mulkc3_sw): Add declarations for software/hardware versions of
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complex multiply/divide.
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(__divkc3_sw): Likewise.
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(__mulkc3_hw): Likewise.
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(__divkc3_hw): Likewise.
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* config/rs6000/_mulkc3.c (_mulkc3): If we are building ifunc
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handlers to switch between using software emulation and hardware
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float128 instructions, build the complex multiply/divide functions
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for both software and hardware support.
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* config/rs6000/_divkc3.c (_divkc3): Likewise.
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* config/rs6000/float128-ifunc.c (__mulkc3_resolve): Likewise.
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(__divkc3_resolve): Likewise.
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(__mulkc3): Likewise.
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(__divkc3): Likewise.
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* config/rs6000/t-float128-hw (fp128_hardfp_src): Likewise.
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(fp128_hw_src): Likewise.
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(fp128_hw_static_obj): Likewise.
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(fp128_hw_shared_obj): Likewise.
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(_mulkc3-hw.c): Create _mulkc3-hw.c and _divkc3-hw.c from
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_mulkc3.c and _divkc3.c, changing the function name.
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(_divkc3-hw.c): Likewise.
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* config/rs6000/t-float128 (clean-float128): Delete _mulkc3-hw.c
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and _divkc3-hw.c.
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2017-11-26 Julia Koval <julia.koval@intel.com>
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* config/i386/cpuinfo.c (get_intel_cpu): Handle cannonlake.
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@ -33,6 +33,10 @@ typedef __complex float KCtype __attribute__ ((mode (KC)));
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#define isinf __builtin_isinf
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#define isfinite __builtin_isfinite
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#if defined(FLOAT128_HW_INSNS) && !defined(__divkc3)
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#define __divkc3 __divkc3_sw
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#endif
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KCtype
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__divkc3 (KFtype a, KFtype b, KFtype c, KFtype d)
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{
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@ -31,6 +31,10 @@ typedef __complex float KCtype __attribute__ ((mode (KC)));
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#define isnan __builtin_isnan
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#define isinf __builtin_isinf
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#if defined(FLOAT128_HW_INSNS) && !defined(__mulkc3)
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#define __mulkc3 __mulkc3_sw
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#endif
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KCtype
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__mulkc3 (KFtype a, KFtype b, KFtype c, KFtype d)
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{
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@ -54,190 +54,175 @@
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128-bit integer types and 128-bit IEEE floating point, or vice versa. So
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use the emulator functions for these conversions. */
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static void *__addkf3_resolve (void);
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static void *__subkf3_resolve (void);
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static void *__mulkf3_resolve (void);
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static void *__divkf3_resolve (void);
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static void *__negkf2_resolve (void);
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static void *__eqkf2_resolve (void);
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static void *__nekf2_resolve (void);
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static void *__gekf2_resolve (void);
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static void *__gtkf2_resolve (void);
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static void *__lekf2_resolve (void);
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static void *__ltkf2_resolve (void);
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static void *__unordkf2_resolve (void);
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static void *__extendsfkf2_resolve (void);
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static void *__extenddfkf2_resolve (void);
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static void *__trunckfsf2_resolve (void);
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static void *__trunckfdf2_resolve (void);
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static void *__fixkfsi_resolve (void);
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static void *__fixkfdi_resolve (void);
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static void *__fixunskfsi_resolve (void);
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static void *__fixunskfdi_resolve (void);
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static void *__floatsikf_resolve (void);
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static void *__floatdikf_resolve (void);
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static void *__floatunsikf_resolve (void);
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static void *__floatundikf_resolve (void);
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static void *__extendkftf2_resolve (void);
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static void *__trunctfkf2_resolve (void);
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static void *
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static __typeof__ (__addkf3_sw) *
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__addkf3_resolve (void)
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{
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return (void *) SW_OR_HW (__addkf3_sw, __addkf3_hw);
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return SW_OR_HW (__addkf3_sw, __addkf3_hw);
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}
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static void *
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static __typeof__ (__subkf3_sw) *
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__subkf3_resolve (void)
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{
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return (void *) SW_OR_HW (__subkf3_sw, __subkf3_hw);
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return SW_OR_HW (__subkf3_sw, __subkf3_hw);
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}
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static void *
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static __typeof__ (__mulkf3_sw) *
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__mulkf3_resolve (void)
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{
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return (void *) SW_OR_HW (__mulkf3_sw, __mulkf3_hw);
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return SW_OR_HW (__mulkf3_sw, __mulkf3_hw);
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}
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static void *
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static __typeof__ (__divkf3_sw) *
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__divkf3_resolve (void)
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{
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return (void *) SW_OR_HW (__divkf3_sw, __divkf3_hw);
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return SW_OR_HW (__divkf3_sw, __divkf3_hw);
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}
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static void *
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static __typeof__ (__negkf2_sw) *
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__negkf2_resolve (void)
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{
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return (void *) SW_OR_HW (__negkf2_sw, __negkf2_hw);
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return SW_OR_HW (__negkf2_sw, __negkf2_hw);
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}
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static void *
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static __typeof__ (__floatsikf_sw) *
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__floatsikf_resolve (void)
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{
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return (void *) SW_OR_HW (__floatsikf_sw, __floatsikf_hw);
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return SW_OR_HW (__floatsikf_sw, __floatsikf_hw);
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}
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static void *
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static __typeof__ (__floatdikf_sw) *
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__floatdikf_resolve (void)
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{
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return (void *) SW_OR_HW (__floatdikf_sw, __floatdikf_hw);
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return SW_OR_HW (__floatdikf_sw, __floatdikf_hw);
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}
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static void *
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static __typeof__ (__floatunsikf_sw) *
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__floatunsikf_resolve (void)
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{
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return (void *) SW_OR_HW (__floatunsikf_sw, __floatunsikf_hw);
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return SW_OR_HW (__floatunsikf_sw, __floatunsikf_hw);
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}
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static void *
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static __typeof__ (__floatundikf_sw) *
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__floatundikf_resolve (void)
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{
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return (void *) SW_OR_HW (__floatundikf_sw, __floatundikf_hw);
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return SW_OR_HW (__floatundikf_sw, __floatundikf_hw);
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}
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static void *
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static __typeof__ (__fixkfsi_sw) *
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__fixkfsi_resolve (void)
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{
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return (void *) SW_OR_HW (__fixkfsi_sw, __fixkfsi_hw);
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return SW_OR_HW (__fixkfsi_sw, __fixkfsi_hw);
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}
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static void *
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static __typeof__ (__fixkfdi_sw) *
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__fixkfdi_resolve (void)
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{
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return (void *) SW_OR_HW (__fixkfdi_sw, __fixkfdi_hw);
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return SW_OR_HW (__fixkfdi_sw, __fixkfdi_hw);
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}
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static void *
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static __typeof__ (__fixunskfsi_sw) *
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__fixunskfsi_resolve (void)
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{
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return (void *) SW_OR_HW (__fixunskfsi_sw, __fixunskfsi_hw);
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return SW_OR_HW (__fixunskfsi_sw, __fixunskfsi_hw);
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}
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static void *
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static __typeof__ (__fixunskfdi_sw) *
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__fixunskfdi_resolve (void)
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{
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return (void *) SW_OR_HW (__fixunskfdi_sw, __fixunskfdi_hw);
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return SW_OR_HW (__fixunskfdi_sw, __fixunskfdi_hw);
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}
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static void *
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static __typeof__ (__extendsfkf2_sw) *
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__extendsfkf2_resolve (void)
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{
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return (void *) SW_OR_HW (__extendsfkf2_sw, __extendsfkf2_hw);
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return SW_OR_HW (__extendsfkf2_sw, __extendsfkf2_hw);
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}
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static void *
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static __typeof__ (__extenddfkf2_sw) *
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__extenddfkf2_resolve (void)
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{
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return (void *) SW_OR_HW (__extenddfkf2_sw, __extenddfkf2_hw);
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return SW_OR_HW (__extenddfkf2_sw, __extenddfkf2_hw);
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}
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static void *
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static __typeof__ (__trunckfsf2_sw) *
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__trunckfsf2_resolve (void)
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{
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return (void *) SW_OR_HW (__trunckfsf2_sw, __trunckfsf2_hw);
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return SW_OR_HW (__trunckfsf2_sw, __trunckfsf2_hw);
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}
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static void *
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static __typeof__ (__trunckfdf2_sw) *
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__trunckfdf2_resolve (void)
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{
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return (void *) SW_OR_HW (__trunckfdf2_sw, __trunckfdf2_hw);
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}
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static void *
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static __typeof__ (__extendkftf2_sw) *
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__extendkftf2_resolve (void)
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{
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return (void *) SW_OR_HW (__extendkftf2_sw, __extendkftf2_hw);
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return SW_OR_HW (__extendkftf2_sw, __extendkftf2_hw);
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}
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static void *
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static __typeof__ (__trunctfkf2_sw) *
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__trunctfkf2_resolve (void)
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{
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return (void *) SW_OR_HW (__trunctfkf2_sw, __trunctfkf2_hw);
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return SW_OR_HW (__trunctfkf2_sw, __trunctfkf2_hw);
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}
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static void *
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static __typeof__ (__mulkc3_sw) *
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__mulkc3_resolve (void)
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{
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return SW_OR_HW (__mulkc3_sw, __mulkc3_hw);
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}
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static __typeof__ (__divkc3_sw) *
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__divkc3_resolve (void)
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{
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return SW_OR_HW (__divkc3_sw, __divkc3_hw);
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}
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static __typeof__ (__eqkf2_sw) *
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__eqkf2_resolve (void)
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{
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return (void *) SW_OR_HW (__eqkf2_sw, __eqkf2_hw);
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return SW_OR_HW (__eqkf2_sw, __eqkf2_hw);
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}
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static void *
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static __typeof__ (__gekf2_sw) *
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__gekf2_resolve (void)
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{
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return (void *) SW_OR_HW (__gekf2_sw, __gekf2_hw);
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return SW_OR_HW (__gekf2_sw, __gekf2_hw);
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}
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static void *
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static __typeof__ (__lekf2_sw) *
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__lekf2_resolve (void)
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{
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return (void *) SW_OR_HW (__lekf2_sw, __lekf2_hw);
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return SW_OR_HW (__lekf2_sw, __lekf2_hw);
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}
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static void *
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static __typeof__ (__unordkf2_sw) *
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__unordkf2_resolve (void)
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{
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return (void *) SW_OR_HW (__unordkf2_sw, __unordkf2_hw);
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return SW_OR_HW (__unordkf2_sw, __unordkf2_hw);
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}
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/* Resolve __nekf2, __gtkf2, __ltkf2 like __eqkf2, __gekf2, and __lekf2, since
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the functions return the same values. */
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static void *
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static __typeof__ (__eqkf2_sw) *
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__nekf2_resolve (void)
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{
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return (void *) SW_OR_HW (__eqkf2_sw, __eqkf2_hw);
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return SW_OR_HW (__eqkf2_sw, __eqkf2_hw);
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}
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static void *
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static __typeof__ (__eqkf2_sw) *
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__gtkf2_resolve (void)
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{
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return (void *) SW_OR_HW (__gekf2_sw, __gekf2_hw);
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return SW_OR_HW (__gekf2_sw, __gekf2_hw);
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}
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static void *
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static __typeof__ (__eqkf2_sw) *
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__ltkf2_resolve (void)
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{
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return (void *) SW_OR_HW (__lekf2_sw, __lekf2_hw);
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return SW_OR_HW (__lekf2_sw, __lekf2_hw);
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}
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@ -320,3 +305,9 @@ IBM128_TYPE __extendkftf2 (TFtype)
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TFtype __trunctfkf2 (IBM128_TYPE)
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__attribute__ ((__ifunc__ ("__trunctfkf2_resolve")));
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TCtype __mulkc3 (TFtype, TFtype, TFtype, TFtype)
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__attribute__ ((__ifunc__ ("__mulkc3_resolve")));
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TCtype __divkc3 (TFtype, TFtype, TFtype, TFtype)
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__attribute__ ((__ifunc__ ("__divkc3_resolve")));
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@ -30,13 +30,20 @@
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/* quad.h defines the TFtype type by:
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typedef float TFtype __attribute__ ((mode (TF)));
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This define forces it to use KFmode (aka, ieee 128-bit floating point). */
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This define forces it to use KFmode (aka, ieee 128-bit floating point).
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However, when the compiler's default is changed so that long double is IEEE
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128-bit floating point, we need to go back to using TFmode and TCmode. */
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#ifndef __LONG_DOUBLE_IEEE128__
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#define TF KF
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/* We also need TCtype to represent complex ieee 128-bit float for
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__mulkc3 and __divkc3. */
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typedef __complex float TCtype __attribute__ ((mode (KC)));
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#else
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typedef __complex float TCtype __attribute__ ((mode (TC)));
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#endif
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/* Force the use of the VSX instruction set. */
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#if defined(_ARCH_PPC) && (!defined(__VSX__) || !defined(__FLOAT128__))
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#pragma GCC target ("vsx,float128")
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@ -88,6 +95,8 @@ extern TFtype __floatunsikf_sw (USItype_ppc);
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extern TFtype __floatundikf_sw (UDItype_ppc);
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extern IBM128_TYPE __extendkftf2_sw (TFtype);
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extern TFtype __trunctfkf2_sw (IBM128_TYPE);
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extern TCtype __mulkc3_sw (TFtype, TFtype, TFtype, TFtype);
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||||
extern TCtype __divkc3_sw (TFtype, TFtype, TFtype, TFtype);
|
||||
|
||||
#ifdef _ARCH_PPC64
|
||||
/* We do not provide ifunc resolvers for __fixkfti, __fixunskfti, __floattikf,
|
||||
|
|
@ -128,6 +137,8 @@ extern TFtype __floatunsikf_hw (USItype_ppc);
|
|||
extern TFtype __floatundikf_hw (UDItype_ppc);
|
||||
extern IBM128_TYPE __extendkftf2_hw (TFtype);
|
||||
extern TFtype __trunctfkf2_hw (IBM128_TYPE);
|
||||
extern TCtype __mulkc3_hw (TFtype, TFtype, TFtype, TFtype);
|
||||
extern TCtype __divkc3_hw (TFtype, TFtype, TFtype, TFtype);
|
||||
|
||||
/* Ifunc function declarations, to automatically switch between software
|
||||
emulation and hardware support. */
|
||||
|
|
|
|||
|
|
@ -86,7 +86,7 @@ test:
|
|||
for x in $(fp128_obj); do echo " $$x"; done;
|
||||
|
||||
clean-float128:
|
||||
rm -rf $(fp128_softfp_src)
|
||||
-rm -f $(fp128_softfp_src) $(fp128_hardfp_src)
|
||||
@$(MULTICLEAN) multi-clean DO=clean-float128
|
||||
|
||||
# For now, only put it in the static library
|
||||
|
|
|
|||
|
|
@ -5,10 +5,12 @@
|
|||
FLOAT128_HW_INSNS = -DFLOAT128_HW_INSNS
|
||||
|
||||
# New functions for hardware support
|
||||
fp128_hw_funcs = float128-hw
|
||||
fp128_hw_src = $(srcdir)/config/rs6000/float128-hw.c
|
||||
fp128_hw_static_obj = float128-hw$(objext)
|
||||
fp128_hw_shared_obj = float128-hw_s$(objext)
|
||||
fp128_hardfp_src = _mulkc3-hw.c _divkc3-hw.c
|
||||
fp128_hw_funcs = float128-hw _mulkc3-hw _divkc3-hw
|
||||
fp128_hw_src = $(srcdir)/config/rs6000/float128-hw.c _mulkc3-hw.c \
|
||||
_divkc3-hw.c
|
||||
fp128_hw_static_obj = $(addsuffix $(objext),$(fp128_hw_funcs))
|
||||
fp128_hw_shared_obj = $(addsuffix _s$(objext),$(fp128_hw_funcs))
|
||||
fp128_hw_obj = $(fp128_hw_static_obj) $(fp128_hw_shared_obj)
|
||||
|
||||
fp128_ifunc_funcs = float128-ifunc
|
||||
|
|
@ -33,3 +35,11 @@ $(fp128_hw_obj) : $(srcdir)/config/rs6000/t-float128-hw
|
|||
|
||||
$(fp128_ifunc_obj) : INTERNAL_CFLAGS += $(FP128_CFLAGS_SW)
|
||||
$(fp128_ifunc_obj) : $(srcdir)/config/rs6000/t-float128-hw
|
||||
|
||||
_mulkc3-hw.c: $(srcdir)/config/rs6000/_mulkc3.c
|
||||
(echo "#define __mulkc3 __mulkc3_hw"; \
|
||||
cat $(srcdir)/config/rs6000/_mulkc3.c) > _mulkc3-hw.c
|
||||
|
||||
_divkc3-hw.c: $(srcdir)/config/rs6000/_divkc3.c
|
||||
(echo "#define __divkc3 __divkc3_hw"; \
|
||||
cat $(srcdir)/config/rs6000/_divkc3.c) > _divkc3-hw.c
|
||||
|
|
|
|||
Loading…
Reference in New Issue