X-Git-Url: https://git.proxmox.com/?a=blobdiff_plain;f=ArmPkg%2FLibrary%2FArmSoftFloatLib%2FArm%2Fsoftfloat.h;fp=ArmPkg%2FLibrary%2FArmSoftFloatLib%2FArm%2Fsoftfloat.h;h=0000000000000000000000000000000000000000;hb=99243102b4671e4997910b950a8e7c9c15ef9d04;hp=a9004f672385b8aa559aba6b9b8ad0a6619f9fab;hpb=3cc57695df5a6e8c65fb46b993836c315cabf49d;p=mirror_edk2.git diff --git a/ArmPkg/Library/ArmSoftFloatLib/Arm/softfloat.h b/ArmPkg/Library/ArmSoftFloatLib/Arm/softfloat.h deleted file mode 100644 index a9004f6723..0000000000 --- a/ArmPkg/Library/ArmSoftFloatLib/Arm/softfloat.h +++ /dev/null @@ -1,345 +0,0 @@ -/* $NetBSD: softfloat.h,v 1.10 2013/04/24 18:04:46 matt Exp $ */ - -/* This is a derivative work. */ - -/* -=============================================================================== - -This C header file is part of the SoftFloat IEC/IEEE Floating-point -Arithmetic Package, Release 2a. - -Written by John R. Hauser. This work was made possible in part by the -International Computer Science Institute, located at Suite 600, 1947 Center -Street, Berkeley, California 94704. Funding was partially provided by the -National Science Foundation under grant MIP-9311980. The original version -of this code was written as part of a project to build a fixed-point vector -processor in collaboration with the University of California at Berkeley, -overseen by Profs. Nelson Morgan and John Wawrzynek. More information -is available through the Web page `http://HTTP.CS.Berkeley.EDU/~jhauser/ -arithmetic/SoftFloat.html'. - -THIS SOFTWARE IS DISTRIBUTED AS IS, FOR FREE. Although reasonable effort -has been made to avoid it, THIS SOFTWARE MAY CONTAIN FAULTS THAT WILL AT -TIMES RESULT IN INCORRECT BEHAVIOR. USE OF THIS SOFTWARE IS RESTRICTED TO -PERSONS AND ORGANIZATIONS WHO CAN AND WILL TAKE FULL RESPONSIBILITY FOR ANY -AND ALL LOSSES, COSTS, OR OTHER PROBLEMS ARISING FROM ITS USE. - -Derivative works are acceptable, even for commercial purposes, so long as -(1) they include prominent notice that the work is derivative, and (2) they -include prominent notice akin to these four paragraphs for those parts of -this code that are retained. - -=============================================================================== -*/ - -/* -------------------------------------------------------------------------------- -The macro `FLOATX80' must be defined to enable the extended double-precision -floating-point format `floatx80'. If this macro is not defined, the -`floatx80' type will not be defined, and none of the functions that either -input or output the `floatx80' type will be defined. The same applies to -the `FLOAT128' macro and the quadruple-precision format `float128'. -------------------------------------------------------------------------------- -*/ -/* #define FLOATX80 */ -/* #define FLOAT128 */ - -#define FE_INVALID 0x01 /* invalid operation exception */ -#define FE_DIVBYZERO 0x02 /* divide-by-zero exception */ -#define FE_OVERFLOW 0x04 /* overflow exception */ -#define FE_UNDERFLOW 0x08 /* underflow exception */ -#define FE_INEXACT 0x10 /* imprecise (loss of precision; "inexact") */ - -#define FE_ALL_EXCEPT 0x1f - -#define FE_TONEAREST 0 /* round to nearest representable number */ -#define FE_UPWARD 1 /* round toward positive infinity */ -#define FE_DOWNWARD 2 /* round toward negative infinity */ -#define FE_TOWARDZERO 3 /* round to zero (truncate) */ - -typedef int fp_except; - -/* Bit defines for fp_except */ - -#define FP_X_INV FE_INVALID /* invalid operation exception */ -#define FP_X_DZ FE_DIVBYZERO /* divide-by-zero exception */ -#define FP_X_OFL FE_OVERFLOW /* overflow exception */ -#define FP_X_UFL FE_UNDERFLOW /* underflow exception */ -#define FP_X_IMP FE_INEXACT /* imprecise (prec. loss; "inexact") */ - -/* Rounding modes */ - -typedef enum { - FP_RN=FE_TONEAREST, /* round to nearest representable number */ - FP_RP=FE_UPWARD, /* round toward positive infinity */ - FP_RM=FE_DOWNWARD, /* round toward negative infinity */ - FP_RZ=FE_TOWARDZERO /* round to zero (truncate) */ -} fp_rnd; - -/* -------------------------------------------------------------------------------- -Software IEC/IEEE floating-point types. -------------------------------------------------------------------------------- -*/ -typedef unsigned int float32; -typedef unsigned long long float64; -#ifdef FLOATX80 -typedef struct { - unsigned short high; - unsigned long long low; -} floatx80; -#endif -#ifdef FLOAT128 -typedef struct { - unsigned long long high, low; -} float128; -#endif - -/* -------------------------------------------------------------------------------- -Software IEC/IEEE floating-point underflow tininess-detection mode. -------------------------------------------------------------------------------- -*/ -#ifndef SOFTFLOAT_FOR_GCC -extern int float_detect_tininess; -#endif -enum { - float_tininess_after_rounding = 0, - float_tininess_before_rounding = 1 -}; - -/* -------------------------------------------------------------------------------- -Software IEC/IEEE floating-point rounding mode. -------------------------------------------------------------------------------- -*/ -extern fp_rnd float_rounding_mode; -#define float_round_nearest_even FP_RN -#define float_round_to_zero FP_RZ -#define float_round_down FP_RM -#define float_round_up FP_RP - -/* -------------------------------------------------------------------------------- -Software IEC/IEEE floating-point exception flags. -------------------------------------------------------------------------------- -*/ -extern fp_except float_exception_flags; -extern fp_except float_exception_mask; -enum { - float_flag_inexact = FP_X_IMP, - float_flag_underflow = FP_X_UFL, - float_flag_overflow = FP_X_OFL, - float_flag_divbyzero = FP_X_DZ, - float_flag_invalid = FP_X_INV -}; - -/* -------------------------------------------------------------------------------- -Routine to raise any or all of the software IEC/IEEE floating-point -exception flags. -------------------------------------------------------------------------------- -*/ -void float_raise( fp_except ); - -/* -------------------------------------------------------------------------------- -Software IEC/IEEE integer-to-floating-point conversion routines. -------------------------------------------------------------------------------- -*/ -float32 int32_to_float32( int32 ); -float32 uint32_to_float32( uint32 ); -float64 int32_to_float64( int32 ); -float64 uint32_to_float64( uint32 ); -#ifdef FLOATX80 -floatx80 int32_to_floatx80( int32 ); -floatx80 uint32_to_floatx80( uint32 ); -#endif -#ifdef FLOAT128 -float128 int32_to_float128( int32 ); -float128 uint32_to_float128( uint32 ); -#endif -#ifndef SOFTFLOAT_FOR_GCC /* __floatdi?f is in libgcc2.c */ -float32 int64_to_float32( long long ); -float64 int64_to_float64( long long ); -#ifdef FLOATX80 -floatx80 int64_to_floatx80( long long ); -#endif -#ifdef FLOAT128 -float128 int64_to_float128( long long ); -#endif -#endif - -/* -------------------------------------------------------------------------------- -Software IEC/IEEE single-precision conversion routines. -------------------------------------------------------------------------------- -*/ -int float32_to_int32( float32 ); -int float32_to_int32_round_to_zero( float32 ); -#if defined(SOFTFLOAT_FOR_GCC) && defined(SOFTFLOAT_NEED_FIXUNS) -unsigned int float32_to_uint32_round_to_zero( float32 ); -#endif -#ifndef SOFTFLOAT_FOR_GCC /* __fix?fdi provided by libgcc2.c */ -long long float32_to_int64( float32 ); -long long float32_to_int64_round_to_zero( float32 ); -#endif -float64 float32_to_float64( float32 ); -#ifdef FLOATX80 -floatx80 float32_to_floatx80( float32 ); -#endif -#ifdef FLOAT128 -float128 float32_to_float128( float32 ); -#endif - -/* -------------------------------------------------------------------------------- -Software IEC/IEEE single-precision operations. -------------------------------------------------------------------------------- -*/ -float32 float32_round_to_int( float32 ); -float32 float32_add( float32, float32 ); -float32 float32_sub( float32, float32 ); -float32 float32_mul( float32, float32 ); -float32 float32_div( float32, float32 ); -float32 float32_rem( float32, float32 ); -float32 float32_sqrt( float32 ); -int float32_eq( float32, float32 ); -int float32_le( float32, float32 ); -int float32_lt( float32, float32 ); -int float32_eq_signaling( float32, float32 ); -int float32_le_quiet( float32, float32 ); -int float32_lt_quiet( float32, float32 ); -#ifndef SOFTFLOAT_FOR_GCC -int float32_is_signaling_nan( float32 ); -#endif - -/* -------------------------------------------------------------------------------- -Software IEC/IEEE double-precision conversion routines. -------------------------------------------------------------------------------- -*/ -int float64_to_int32( float64 ); -int float64_to_int32_round_to_zero( float64 ); -#if defined(SOFTFLOAT_FOR_GCC) && defined(SOFTFLOAT_NEED_FIXUNS) -unsigned int float64_to_uint32_round_to_zero( float64 ); -#endif -#ifndef SOFTFLOAT_FOR_GCC /* __fix?fdi provided by libgcc2.c */ -long long float64_to_int64( float64 ); -long long float64_to_int64_round_to_zero( float64 ); -#endif -float32 float64_to_float32( float64 ); -#ifdef FLOATX80 -floatx80 float64_to_floatx80( float64 ); -#endif -#ifdef FLOAT128 -float128 float64_to_float128( float64 ); -#endif - -/* -------------------------------------------------------------------------------- -Software IEC/IEEE double-precision operations. -------------------------------------------------------------------------------- -*/ -float64 float64_round_to_int( float64 ); -float64 float64_add( float64, float64 ); -float64 float64_sub( float64, float64 ); -float64 float64_mul( float64, float64 ); -float64 float64_div( float64, float64 ); -float64 float64_rem( float64, float64 ); -float64 float64_sqrt( float64 ); -int float64_eq( float64, float64 ); -int float64_le( float64, float64 ); -int float64_lt( float64, float64 ); -int float64_eq_signaling( float64, float64 ); -int float64_le_quiet( float64, float64 ); -int float64_lt_quiet( float64, float64 ); -#ifndef SOFTFLOAT_FOR_GCC -int float64_is_signaling_nan( float64 ); -#endif - -#ifdef FLOATX80 - -/* -------------------------------------------------------------------------------- -Software IEC/IEEE extended double-precision conversion routines. -------------------------------------------------------------------------------- -*/ -int floatx80_to_int32( floatx80 ); -int floatx80_to_int32_round_to_zero( floatx80 ); -long long floatx80_to_int64( floatx80 ); -long long floatx80_to_int64_round_to_zero( floatx80 ); -float32 floatx80_to_float32( floatx80 ); -float64 floatx80_to_float64( floatx80 ); -#ifdef FLOAT128 -float128 floatx80_to_float128( floatx80 ); -#endif - -/* -------------------------------------------------------------------------------- -Software IEC/IEEE extended double-precision rounding precision. Valid -values are 32, 64, and 80. -------------------------------------------------------------------------------- -*/ -extern int floatx80_rounding_precision; - -/* -------------------------------------------------------------------------------- -Software IEC/IEEE extended double-precision operations. -------------------------------------------------------------------------------- -*/ -floatx80 floatx80_round_to_int( floatx80 ); -floatx80 floatx80_add( floatx80, floatx80 ); -floatx80 floatx80_sub( floatx80, floatx80 ); -floatx80 floatx80_mul( floatx80, floatx80 ); -floatx80 floatx80_div( floatx80, floatx80 ); -floatx80 floatx80_rem( floatx80, floatx80 ); -floatx80 floatx80_sqrt( floatx80 ); -int floatx80_eq( floatx80, floatx80 ); -int floatx80_le( floatx80, floatx80 ); -int floatx80_lt( floatx80, floatx80 ); -int floatx80_eq_signaling( floatx80, floatx80 ); -int floatx80_le_quiet( floatx80, floatx80 ); -int floatx80_lt_quiet( floatx80, floatx80 ); -int floatx80_is_signaling_nan( floatx80 ); - -#endif - -#ifdef FLOAT128 - -/* -------------------------------------------------------------------------------- -Software IEC/IEEE quadruple-precision conversion routines. -------------------------------------------------------------------------------- -*/ -int float128_to_int32( float128 ); -int float128_to_int32_round_to_zero( float128 ); -long long float128_to_int64( float128 ); -long long float128_to_int64_round_to_zero( float128 ); -float32 float128_to_float32( float128 ); -float64 float128_to_float64( float128 ); -#ifdef FLOATX80 -floatx80 float128_to_floatx80( float128 ); -#endif - -/* -------------------------------------------------------------------------------- -Software IEC/IEEE quadruple-precision operations. -------------------------------------------------------------------------------- -*/ -float128 float128_round_to_int( float128 ); -float128 float128_add( float128, float128 ); -float128 float128_sub( float128, float128 ); -float128 float128_mul( float128, float128 ); -float128 float128_div( float128, float128 ); -float128 float128_rem( float128, float128 ); -float128 float128_sqrt( float128 ); -int float128_eq( float128, float128 ); -int float128_le( float128, float128 ); -int float128_lt( float128, float128 ); -int float128_eq_signaling( float128, float128 ); -int float128_le_quiet( float128, float128 ); -int float128_lt_quiet( float128, float128 ); -int float128_is_signaling_nan( float128 ); - -#endif