85#ifndef _HIP_INCLUDE_HIP_AMD_DETAIL_HIP_BF16_H_
86#define _HIP_INCLUDE_HIP_AMD_DETAIL_HIP_BF16_H_
88#if !defined(__HIPCC_RTC__)
89#include <hip/amd_detail/amd_hip_common.h>
92#include "amd_hip_vector_types.h"
96#if defined(__HIPCC_RTC__)
97#define __HOST_DEVICE__ __device__
100#define __HOST_DEVICE__ __host__ __device__
106#if !defined(__HIPCC_RTC__)
107static_assert(CHAR_BIT == 8,
"byte size should be of 8 bits");
109static_assert(
sizeof(
unsigned short) == 2,
"size of unsigned short should be 2 bytes");
127 unsigned int uval = 0;
146 if (~u.u32 & 0x7f800000) {
163 u.u32 += 0x7fff + ((u.u32 >> 16) & 1);
164 }
else if (u.u32 & 0xffff) {
176 ret.data = (u.u32 >> 16);
Contains declarations for types and functions in device library. Uses int64_t and uint64_t instead of...
__device__ __hip_bfloat16 __habs(const __hip_bfloat16 a)
Returns absolute of a bfloat16.
Definition amd_hip_bf16.h:369
__device__ __hip_bfloat16 __hsub(const __hip_bfloat16 a, const __hip_bfloat16 b)
Subtracts two bfloat16 values.
Definition amd_hip_bf16.h:325
__device__ __hip_bfloat16 __hfma(const __hip_bfloat16 a, const __hip_bfloat16 b, const __hip_bfloat16 c)
Performs FMA of given bfloat16 values.
Definition amd_hip_bf16.h:341
__device__ __hip_bfloat16 __hdiv(const __hip_bfloat16 a, const __hip_bfloat16 b)
Divides two bfloat16 values.
Definition amd_hip_bf16.h:333
__device__ __hip_bfloat16 __hneg(const __hip_bfloat16 a)
Negate a bfloat16 value.
Definition amd_hip_bf16.h:359
__device__ __hip_bfloat16 __hmul(const __hip_bfloat16 a, const __hip_bfloat16 b)
Multiplies two bfloat16 values.
Definition amd_hip_bf16.h:351
__device__ __hip_bfloat16 __hadd(const __hip_bfloat16 a, const __hip_bfloat16 b)
Adds two bfloat16 values.
Definition amd_hip_bf16.h:317
__device__ bool __hge(const __hip_bfloat16 a, const __hip_bfloat16 b)
Compare two bfloat162 values - greater than equal.
Definition amd_hip_bf16.h:470
__device__ bool __hlt(const __hip_bfloat16 a, const __hip_bfloat16 b)
Compare two bfloat162 values - less than operator.
Definition amd_hip_bf16.h:518
__device__ bool __hneu(const __hip_bfloat16 a, const __hip_bfloat16 b)
Compare two bfloat162 values - unordered not equal.
Definition amd_hip_bf16.h:494
__device__ bool __hgt(const __hip_bfloat16 a, const __hip_bfloat16 b)
Compare two bfloat162 values - greater than.
Definition amd_hip_bf16.h:454
__device__ bool __heq(const __hip_bfloat16 a, const __hip_bfloat16 b)
Compare two bfloat162 values.
Definition amd_hip_bf16.h:437
__device__ bool __hltu(const __hip_bfloat16 a, const __hip_bfloat16 b)
Compare two bfloat162 values - unordered less than.
Definition amd_hip_bf16.h:526
__device__ bool __hleu(const __hip_bfloat16 a, const __hip_bfloat16 b)
Compare two bfloat162 values - unordered less than equal.
Definition amd_hip_bf16.h:542
__device__ __hip_bfloat16 __hmin(const __hip_bfloat16 a, const __hip_bfloat16 b)
Compare two bfloat162 values - return min.
Definition amd_hip_bf16.h:510
__device__ bool __hne(const __hip_bfloat16 a, const __hip_bfloat16 b)
Compare two bfloat162 values - not equal.
Definition amd_hip_bf16.h:486
__device__ bool __hequ(const __hip_bfloat16 a, const __hip_bfloat16 b)
Compare two bfloat162 values - unordered equal.
Definition amd_hip_bf16.h:445
__device__ __hip_bfloat16 __hmax(const __hip_bfloat16 a, const __hip_bfloat16 b)
Compare two bfloat162 values - return max.
Definition amd_hip_bf16.h:502
__device__ bool __hgtu(const __hip_bfloat16 a, const __hip_bfloat16 b)
Compare two bfloat162 values - unordered greater than.
Definition amd_hip_bf16.h:462
__device__ int __hisinf(const __hip_bfloat16 a)
Checks if number is inf.
Definition amd_hip_bf16.h:550
__device__ bool __hle(const __hip_bfloat16 a, const __hip_bfloat16 b)
Compare two bfloat162 values - less than.
Definition amd_hip_bf16.h:534
__device__ bool __hisnan(const __hip_bfloat16 a)
Checks if number is nan.
Definition amd_hip_bf16.h:556
__device__ bool __hgeu(const __hip_bfloat16 a, const __hip_bfloat16 b)
Compare two bfloat162 values - unordered greater than equal.
Definition amd_hip_bf16.h:478
__device__ bool __hbgeu2(const __hip_bfloat162 a, const __hip_bfloat162 b)
Check for a >= b - unordered.
Definition amd_hip_bf16.h:586
__device__ __hip_bfloat162 __hge2(const __hip_bfloat162 a, const __hip_bfloat162 b)
Check for a >= b, returns 1.0 if greater than equal, otherwise 0.0.
Definition amd_hip_bf16.h:667
__device__ bool __hbltu2(const __hip_bfloat162 a, const __hip_bfloat162 b)
Check for a < b - unordered.
Definition amd_hip_bf16.h:634
__device__ bool __hble2(const __hip_bfloat162 a, const __hip_bfloat162 b)
Check for a <= b.
Definition amd_hip_bf16.h:610
__device__ __hip_bfloat162 __hmin2(const __hip_bfloat162 a, const __hip_bfloat162 b)
Returns min of two elements.
Definition amd_hip_bf16.h:723
__device__ __hip_bfloat162 __hlt2(const __hip_bfloat162 a, const __hip_bfloat162 b)
Check for a < b, returns 1.0 if greater than equal, otherwise 0.0.
Definition amd_hip_bf16.h:704
__device__ bool __hbequ2(const __hip_bfloat162 a, const __hip_bfloat162 b)
Checks if two numbers are equal - unordered.
Definition amd_hip_bf16.h:570
__device__ bool __hbeq2(const __hip_bfloat162 a, const __hip_bfloat162 b)
Checks if two numbers are equal.
Definition amd_hip_bf16.h:562
__device__ __hip_bfloat162 __hle2(const __hip_bfloat162 a, const __hip_bfloat162 b)
Check for a <= b, returns 1.0 if greater than equal, otherwise 0.0.
Definition amd_hip_bf16.h:695
__device__ __hip_bfloat162 __hmax2(const __hip_bfloat162 a, const __hip_bfloat162 b)
Returns max of two elements.
Definition amd_hip_bf16.h:713
__device__ __hip_bfloat162 __heq2(const __hip_bfloat162 a, const __hip_bfloat162 b)
Check for a != b, returns 1.0 if equal, otherwise 0.0.
Definition amd_hip_bf16.h:658
__device__ __hip_bfloat162 __hne2(const __hip_bfloat162 a, const __hip_bfloat162 b)
Checks for not equal to.
Definition amd_hip_bf16.h:733
__device__ bool __hblt2(const __hip_bfloat162 a, const __hip_bfloat162 b)
Check for a < b.
Definition amd_hip_bf16.h:626
__device__ bool __hbge2(const __hip_bfloat162 a, const __hip_bfloat162 b)
Check for a >= b.
Definition amd_hip_bf16.h:578
__device__ bool __hbgt2(const __hip_bfloat162 a, const __hip_bfloat162 b)
Check for a > b.
Definition amd_hip_bf16.h:594
__device__ bool __hbneu2(const __hip_bfloat162 a, const __hip_bfloat162 b)
Check for a != b.
Definition amd_hip_bf16.h:650
__device__ bool __hbleu2(const __hip_bfloat162 a, const __hip_bfloat162 b)
Check for a <= b - unordered.
Definition amd_hip_bf16.h:618
__device__ __hip_bfloat162 __hisnan2(const __hip_bfloat162 a)
Check for a is NaN, returns 1.0 if NaN, otherwise 0.0.
Definition amd_hip_bf16.h:685
__device__ bool __hbne2(const __hip_bfloat162 a, const __hip_bfloat162 b)
Check for a != b.
Definition amd_hip_bf16.h:642
__device__ __hip_bfloat162 __hgt2(const __hip_bfloat162 a, const __hip_bfloat162 b)
Check for a > b, returns 1.0 if greater than equal, otherwise 0.0.
Definition amd_hip_bf16.h:676
__device__ bool __hbgtu2(const __hip_bfloat162 a, const __hip_bfloat162 b)
Check for a > b - unordered.
Definition amd_hip_bf16.h:602
__device__ __hip_bfloat162 __hfma2(const __hip_bfloat162 a, const __hip_bfloat162 b, const __hip_bfloat162 c)
Performs FMA of given bfloat162 values.
Definition amd_hip_bf16.h:404
__device__ __hip_bfloat162 __h2div(const __hip_bfloat162 a, const __hip_bfloat162 b)
Divides bfloat162 values.
Definition amd_hip_bf16.h:379
__device__ __hip_bfloat162 __habs2(const __hip_bfloat162 a)
Returns absolute of a bfloat162.
Definition amd_hip_bf16.h:388
__device__ __hip_bfloat162 __hadd2(const __hip_bfloat162 a, const __hip_bfloat162 b)
Adds two bfloat162 values.
Definition amd_hip_bf16.h:396
__device__ __hip_bfloat162 __hsub2(const __hip_bfloat162 a, const __hip_bfloat162 b)
Subtracts two bfloat162 values.
Definition amd_hip_bf16.h:429
__device__ __hip_bfloat162 __hneg2(const __hip_bfloat162 a)
Converts a bfloat162 into negative.
Definition amd_hip_bf16.h:421
__device__ __hip_bfloat162 __hmul2(const __hip_bfloat162 a, const __hip_bfloat162 b)
Multiplies two bfloat162 values.
Definition amd_hip_bf16.h:413
__HOST_DEVICE__ float __bfloat162float(__hip_bfloat16 a)
Converts bfloat16 to float.
Definition amd_hip_bf16.h:126
__HOST_DEVICE__ __hip_bfloat16 __float2bfloat16(float f)
Converts float to bfloat16.
Definition amd_hip_bf16.h:140
__device__ unsigned short int __bfloat16_as_ushort(const __hip_bfloat16 h)
Reinterprets bits in a __hip_bfloat16 as an unsigned signed short integer.
Definition amd_hip_bf16.h:206
__HOST_DEVICE__ __hip_bfloat16 __double2bfloat16(const double a)
Convert double to __hip_bfloat16.
Definition amd_hip_bf16.h:212
__device__ __hip_bfloat16 __short_as_bfloat16(const short int a)
Reinterprets short int into a bfloat16.
Definition amd_hip_bf16.h:300
__HOST_DEVICE__ float __high2float(const __hip_bfloat162 a)
Converts high 16 bits of __hip_bfloat162 to float and returns the result.
Definition amd_hip_bf16.h:250
__HOST_DEVICE__ __hip_bfloat162 __float22bfloat162_rn(const float2 a)
Convert float2 to __hip_bfloat162.
Definition amd_hip_bf16.h:220
__device__ __hip_bfloat162 __low2bfloat162(const __hip_bfloat162 a)
Returns low 16 bits of __hip_bfloat162.
Definition amd_hip_bf16.h:270
__device__ __hip_bfloat16 __ushort_as_bfloat16(const unsigned short int a)
Reinterprets unsigned short int into a bfloat16.
Definition amd_hip_bf16.h:308
__device__ __hip_bfloat162 __highs2bfloat162(const __hip_bfloat162 a, const __hip_bfloat162 b)
Extracts high 16 bits from each and combines them.
Definition amd_hip_bf16.h:256
__device__ __hip_bfloat162 __bfloat162bfloat162(const __hip_bfloat16 a)
Moves bfloat16 value to bfloat162.
Definition amd_hip_bf16.h:192
__HOST_DEVICE__ float __low2float(const __hip_bfloat162 a)
Converts low 16 bits of __hip_bfloat162 to float and returns the result.
Definition amd_hip_bf16.h:278
__device__ __hip_bfloat16 __high2bfloat16(const __hip_bfloat162 a)
Returns high 16 bits of __hip_bfloat162.
Definition amd_hip_bf16.h:236
__device__ short int __bfloat16_as_short(const __hip_bfloat16 h)
Reinterprets bits in a __hip_bfloat16 as a signed short integer.
Definition amd_hip_bf16.h:200
__device__ __hip_bfloat162 __lowhigh2highlow(const __hip_bfloat162 a)
Swaps both halves.
Definition amd_hip_bf16.h:284
__device__ __hip_bfloat162 __halves2bfloat162(const __hip_bfloat16 a, const __hip_bfloat16 b)
Combine two __hip_bfloat16 to __hip_bfloat162.
Definition amd_hip_bf16.h:228
__device__ __hip_bfloat162 __lows2bfloat162(const __hip_bfloat162 a, const __hip_bfloat162 b)
Extracts low 16 bits from each and combines them.
Definition amd_hip_bf16.h:292
__device__ __hip_bfloat16 __low2bfloat16(const __hip_bfloat162 a)
Returns low 16 bits of __hip_bfloat162.
Definition amd_hip_bf16.h:264
__device__ __hip_bfloat162 __high2bfloat162(const __hip_bfloat162 a)
Returns high 16 bits of __hip_bfloat162.
Definition amd_hip_bf16.h:242
__HOST_DEVICE__ float2 __bfloat1622float2(const __hip_bfloat162 a)
Converts and moves bfloat162 to float2.
Definition amd_hip_bf16.h:184
__device__ __hip_bfloat16 hexp(const __hip_bfloat16 h)
Calculate exponential of bfloat16.
Definition amd_hip_bf16.h:758
__device__ __hip_bfloat16 hrint(const __hip_bfloat16 h)
Round to nearest int.
Definition amd_hip_bf16.h:822
__device__ __hip_bfloat16 hrsqrt(const __hip_bfloat16 h)
Reciprocal square root.
Definition amd_hip_bf16.h:830
__device__ __hip_bfloat16 hcos(const __hip_bfloat16 h)
Calculate cosine of bfloat16.
Definition amd_hip_bf16.h:750
__device__ __hip_bfloat16 htrunc(const __hip_bfloat16 h)
Calculate truncate of bfloat16.
Definition amd_hip_bf16.h:854
__device__ __hip_bfloat16 hlog10(const __hip_bfloat16 h)
Calculate log 10 of bfloat16.
Definition amd_hip_bf16.h:798
__device__ __hip_bfloat16 hexp10(const __hip_bfloat16 h)
Calculate exponential 10 of bfloat16.
Definition amd_hip_bf16.h:766
__device__ __hip_bfloat16 hceil(const __hip_bfloat16 h)
Calculate ceil of bfloat16.
Definition amd_hip_bf16.h:742
__device__ __hip_bfloat16 hrcp(const __hip_bfloat16 h)
Calculate reciprocal.
Definition amd_hip_bf16.h:814
__device__ __hip_bfloat16 hsqrt(const __hip_bfloat16 h)
Calculate sqrt of bfloat16.
Definition amd_hip_bf16.h:846
__device__ __hip_bfloat16 hfloor(const __hip_bfloat16 h)
Calculate floor of bfloat16.
Definition amd_hip_bf16.h:782
__device__ __hip_bfloat16 hsin(const __hip_bfloat16 h)
Calculate sin of bfloat16.
Definition amd_hip_bf16.h:838
__device__ __hip_bfloat16 hlog(const __hip_bfloat16 h)
Calculate natural log of bfloat16.
Definition amd_hip_bf16.h:790
__device__ __hip_bfloat16 hlog2(const __hip_bfloat16 h)
Calculate log 2 of bfloat16.
Definition amd_hip_bf16.h:806
__device__ __hip_bfloat16 hexp2(const __hip_bfloat16 h)
Calculate exponential 2 of bfloat16.
Definition amd_hip_bf16.h:774
__device__ __hip_bfloat162 h2sin(const __hip_bfloat162 h)
Calculate sin of bfloat162.
Definition amd_hip_bf16.h:958
__device__ __hip_bfloat162 h2log(const __hip_bfloat162 h)
Calculate natural log of bfloat162.
Definition amd_hip_bf16.h:910
__device__ __hip_bfloat162 h2log2(const __hip_bfloat162 h)
Calculate log 2 of bfloat162.
Definition amd_hip_bf16.h:926
__device__ __hip_bfloat162 h2sqrt(const __hip_bfloat162 h)
Calculate sqrt of bfloat162.
Definition amd_hip_bf16.h:966
__device__ __hip_bfloat162 h2log10(const __hip_bfloat162 h)
Calculate log 10 of bfloat162.
Definition amd_hip_bf16.h:918
__device__ __hip_bfloat162 h2ceil(const __hip_bfloat162 h)
Calculate ceil of bfloat162.
Definition amd_hip_bf16.h:862
__device__ __hip_bfloat162 h2rint(const __hip_bfloat162 h)
Calculate vector round to nearest int.
Definition amd_hip_bf16.h:942
__device__ __hip_bfloat162 h2rcp(const __hip_bfloat162 h)
Calculate vector reciprocal.
Definition amd_hip_bf16.h:934
__device__ __hip_bfloat162 h2rsqrt(const __hip_bfloat162 h)
Calculate vector reciprocal square root.
Definition amd_hip_bf16.h:950
__device__ __hip_bfloat162 h2cos(const __hip_bfloat162 h)
Calculate cosine of bfloat162.
Definition amd_hip_bf16.h:870
__device__ __hip_bfloat162 h2floor(const __hip_bfloat162 h)
Calculate floor of bfloat162.
Definition amd_hip_bf16.h:902
__device__ __hip_bfloat162 h2exp10(const __hip_bfloat162 h)
Calculate exponential 10 of bfloat162.
Definition amd_hip_bf16.h:886
__device__ __hip_bfloat162 h2trunc(const __hip_bfloat162 h)
Calculate truncate of bfloat162.
Definition amd_hip_bf16.h:974
__device__ __hip_bfloat162 h2exp2(const __hip_bfloat162 h)
Calculate exponential 2 of bfloat162.
Definition amd_hip_bf16.h:894
__device__ __hip_bfloat162 h2exp(const __hip_bfloat162 h)
Calculate exponential of bfloat162.
Definition amd_hip_bf16.h:878
Struct to represent a 16 bit brain floating point number.
Definition amd_hip_bf16.h:112
Struct to represent two 16 bit brain floating point numbers.
Definition amd_hip_bf16.h:117
Definition amd_hip_vector_types.h:1986