23 #ifndef HIP_INCLUDE_HIP_HCC_DETAIL_DEVICE_FUNCTIONS_H 24 #define HIP_INCLUDE_HIP_HCC_DETAIL_DEVICE_FUNCTIONS_H 29 #include <hip/hip_runtime_api.h> 33 #include <hip/hip_vector_types.h> 41 __device__
static inline unsigned int __popc(
unsigned int input) {
42 return __builtin_popcount(input);
44 __device__
static inline unsigned int __popcll(
unsigned long long int input) {
45 return __builtin_popcountl(input);
48 __device__
static inline int __clz(
int input) {
49 return __ockl_clz_u32((uint)input);
52 __device__
static inline int __clzll(
long long int input) {
53 return __ockl_clz_u64((ulong)input);
56 __device__
static inline unsigned int __ffs(
unsigned int input) {
57 return ( input == 0 ? -1 : __builtin_ctz(input) ) + 1;
60 __device__
static inline unsigned int __ffsll(
unsigned long long int input) {
61 return ( input == 0 ? -1 : __builtin_ctzl(input) ) + 1;
64 __device__
static inline unsigned int __ffs(
int input) {
65 return ( input == 0 ? -1 : __builtin_ctz(input) ) + 1;
68 __device__
static inline unsigned int __ffsll(
long long int input) {
69 return ( input == 0 ? -1 : __builtin_ctzl(input) ) + 1;
72 __device__
static inline unsigned int __brev(
unsigned int input) {
73 return __llvm_bitrev_b32(input);
76 __device__
static inline unsigned long long int __brevll(
unsigned long long int input) {
77 return __llvm_bitrev_b64(input);
80 __device__
static inline unsigned int __lastbit_u32_u64(uint64_t input) {
81 return input == 0 ? -1 : __builtin_ctzl(input);
84 __device__
static inline unsigned int __bitextract_u32(
unsigned int src0,
unsigned int src1,
unsigned int src2) {
85 uint32_t offset = src1 & 31;
86 uint32_t width = src2 & 31;
87 return width == 0 ? 0 : (src0 << (32 - offset - width)) >> (32 - width);
90 __device__
static inline uint64_t __bitextract_u64(uint64_t src0,
unsigned int src1,
unsigned int src2) {
91 uint64_t offset = src1 & 63;
92 uint64_t width = src2 & 63;
93 return width == 0 ? 0 : (src0 << (64 - offset - width)) >> (64 - width);
96 __device__
static inline unsigned int __bitinsert_u32(
unsigned int src0,
unsigned int src1,
unsigned int src2,
unsigned int src3) {
97 uint32_t offset = src2 & 31;
98 uint32_t width = src3 & 31;
99 uint32_t mask = (1 << width) - 1;
100 return ((src0 & ~(mask << offset)) | ((src1 & mask) << offset));
103 __device__
static inline uint64_t __bitinsert_u64(uint64_t src0, uint64_t src1,
unsigned int src2,
unsigned int src3) {
104 uint64_t offset = src2 & 63;
105 uint64_t width = src3 & 63;
106 uint64_t mask = (1 << width) - 1;
107 return ((src0 & ~(mask << offset)) | ((src1 & mask) << offset));
110 __device__
static unsigned int __byte_perm(
unsigned int x,
unsigned int y,
unsigned int s);
111 __device__
static unsigned int __hadd(
int x,
int y);
112 __device__
static int __mul24(
int x,
int y);
113 __device__
static long long int __mul64hi(
long long int x,
long long int y);
114 __device__
static int __mulhi(
int x,
int y);
115 __device__
static int __rhadd(
int x,
int y);
116 __device__
static unsigned int __sad(
int x,
int y,
int z);
117 __device__
static unsigned int __uhadd(
unsigned int x,
unsigned int y);
118 __device__
static int __umul24(
unsigned int x,
unsigned int y);
119 __device__
static unsigned long long int __umul64hi(
unsigned long long int x,
unsigned long long int y);
120 __device__
static unsigned int __umulhi(
unsigned int x,
unsigned int y);
121 __device__
static unsigned int __urhadd(
unsigned int x,
unsigned int y);
122 __device__
static unsigned int __usad(
unsigned int x,
unsigned int y,
unsigned int z);
129 } __attribute__((aligned(4)));
136 } __attribute__((aligned(8)));
139 static inline unsigned int __byte_perm(
unsigned int x,
unsigned int y,
unsigned int s) {
146 cHoldOut.c[0] = cHoldVal.c[cHoldKey.c[0]];
147 cHoldOut.c[1] = cHoldVal.c[cHoldKey.c[1]];
148 cHoldOut.c[2] = cHoldVal.c[cHoldKey.c[2]];
149 cHoldOut.c[3] = cHoldVal.c[cHoldKey.c[3]];
153 __device__
static inline unsigned int __hadd(
int x,
int y) {
155 int sign = z & 0x8000000;
156 int value = z & 0x7FFFFFFF;
157 return ((value) >> 1 || sign);
160 __device__
static inline int __mul24(
int x,
int y) {
161 return __ockl_mul24_i32(x, y);
164 __device__
static inline long long __mul64hi(
long long int x,
long long int y) {
165 ulong x0 = (ulong)x & 0xffffffffUL;
167 ulong y0 = (ulong)y & 0xffffffffUL;
170 long t = x1*y0 + (z0 >> 32);
171 long z1 = t & 0xffffffffL;
174 return x1*y1 + z2 + (z1 >> 32);
177 __device__
static inline int __mulhi(
int x,
int y) {
178 return __ockl_mul_hi_i32(x, y);
181 __device__
static inline int __rhadd(
int x,
int y) {
183 int sign = z & 0x8000000;
184 int value = z & 0x7FFFFFFF;
185 return ((value) >> 1 || sign);
187 __device__
static inline unsigned int __sad(
int x,
int y,
int z) {
188 return x > y ? x - y + z : y - x + z;
190 __device__
static inline unsigned int __uhadd(
unsigned int x,
unsigned int y) {
193 __device__
static inline int __umul24(
unsigned int x,
unsigned int y) {
194 return __ockl_mul24_u32(x, y);
198 static inline unsigned long long __umul64hi(
unsigned long long int x,
unsigned long long int y) {
199 ulong x0 = x & 0xffffffffUL;
201 ulong y0 = y & 0xffffffffUL;
204 ulong t = x1*y0 + (z0 >> 32);
205 ulong z1 = t & 0xffffffffUL;
208 return x1*y1 + z2 + (z1 >> 32);
211 __device__
static inline unsigned int __umulhi(
unsigned int x,
unsigned int y) {
212 return __ockl_mul_hi_u32(x, y);
214 __device__
static inline unsigned int __urhadd(
unsigned int x,
unsigned int y) {
215 return (x + y + 1) >> 1;
217 __device__
static inline unsigned int __usad(
unsigned int x,
unsigned int y,
unsigned int z) {
218 return __ockl_sad_u32(x, y, z);
221 __device__
static inline unsigned int __lane_id() {
return __mbcnt_hi(-1, __mbcnt_lo(-1, 0)); }
234 __device__
static inline unsigned __hip_ds_bpermute(
int index,
unsigned src) {
235 __u tmp; tmp.u = src;
236 tmp.i = __llvm_amdgcn_ds_bpermute(index, tmp.i);
240 __device__
static inline float __hip_ds_bpermutef(
int index,
float src) {
241 __u tmp; tmp.f = src;
242 tmp.i = __llvm_amdgcn_ds_bpermute(index, tmp.i);
246 __device__
static inline unsigned __hip_ds_permute(
int index,
unsigned src) {
247 __u tmp; tmp.u = src;
248 tmp.i = __llvm_amdgcn_ds_permute(index, tmp.i);
252 __device__
static inline float __hip_ds_permutef(
int index,
float src) {
253 __u tmp; tmp.u = src;
254 tmp.i = __llvm_amdgcn_ds_permute(index, tmp.i);
258 __device__
static inline unsigned __hip_ds_swizzle(
unsigned int src,
int pattern) {
259 __u tmp; tmp.u = src;
260 tmp.i = __llvm_amdgcn_ds_swizzle(tmp.i, pattern);
263 __device__
static inline float __hip_ds_swizzlef(
float src,
int pattern) {
264 __u tmp; tmp.f = src;
265 tmp.i = __llvm_amdgcn_ds_swizzle(tmp.i, pattern);
269 __device__
static inline int __hip_move_dpp(
int src,
int dpp_ctrl,
int row_mask,
270 int bank_mask,
bool bound_ctrl) {
271 return __llvm_amdgcn_move_dpp(src, dpp_ctrl, row_mask, bank_mask, bound_ctrl);
274 static constexpr
int warpSize = 64;
278 int __shfl(
int var,
int src_lane,
int width = warpSize) {
279 int self = __lane_id();
280 int index = src_lane + (
self & ~(width-1));
281 return __llvm_amdgcn_ds_bpermute(index<<2, var);
285 unsigned int __shfl(
unsigned int var,
int src_lane,
int width = warpSize) {
286 __u tmp; tmp.u = var;
287 tmp.i = __shfl(tmp.i, src_lane, width);
292 float __shfl(
float var,
int src_lane,
int width = warpSize) {
293 __u tmp; tmp.f = var;
294 tmp.i = __shfl(tmp.i, src_lane, width);
299 double __shfl(
double var,
int src_lane,
int width = warpSize) {
300 static_assert(
sizeof(
double) == 2 *
sizeof(
int),
"");
301 static_assert(
sizeof(
double) ==
sizeof(uint64_t),
"");
303 int tmp[2]; __builtin_memcpy(tmp, &var,
sizeof(tmp));
304 tmp[0] = __shfl(tmp[0], src_lane, width);
305 tmp[1] = __shfl(tmp[1], src_lane, width);
307 uint64_t tmp0 = (
static_cast<uint64_t
>(tmp[1]) << 32ull) |
static_cast<uint32_t
>(tmp[0]);
308 double tmp1; __builtin_memcpy(&tmp1, &tmp0,
sizeof(tmp0));
314 int __shfl_up(
int var,
unsigned int lane_delta,
int width = warpSize) {
315 int self = __lane_id();
316 int index =
self - lane_delta;
317 index = (index < (
self & ~(width-1)))?
self:index;
318 return __llvm_amdgcn_ds_bpermute(index<<2, var);
322 unsigned int __shfl_up(
unsigned int var,
unsigned int lane_delta,
int width = warpSize) {
323 __u tmp; tmp.u = var;
324 tmp.i = __shfl_up(tmp.i, lane_delta, width);
329 float __shfl_up(
float var,
unsigned int lane_delta,
int width = warpSize) {
330 __u tmp; tmp.f = var;
331 tmp.i = __shfl_up(tmp.i, lane_delta, width);
336 double __shfl_up(
double var,
unsigned int lane_delta,
int width = warpSize) {
337 static_assert(
sizeof(
double) == 2 *
sizeof(
int),
"");
338 static_assert(
sizeof(
double) ==
sizeof(uint64_t),
"");
340 int tmp[2]; __builtin_memcpy(tmp, &var,
sizeof(tmp));
341 tmp[0] = __shfl_up(tmp[0], lane_delta, width);
342 tmp[1] = __shfl_up(tmp[1], lane_delta, width);
344 uint64_t tmp0 = (
static_cast<uint64_t
>(tmp[1]) << 32ull) |
static_cast<uint32_t
>(tmp[0]);
345 double tmp1; __builtin_memcpy(&tmp1, &tmp0,
sizeof(tmp0));
351 int __shfl_down(
int var,
unsigned int lane_delta,
int width = warpSize) {
352 int self = __lane_id();
353 int index =
self + lane_delta;
354 index = (int)((
self&(width-1))+lane_delta) >= width?
self:index;
355 return __llvm_amdgcn_ds_bpermute(index<<2, var);
359 unsigned int __shfl_down(
unsigned int var,
unsigned int lane_delta,
int width = warpSize) {
360 __u tmp; tmp.u = var;
361 tmp.i = __shfl_down(tmp.i, lane_delta, width);
366 float __shfl_down(
float var,
unsigned int lane_delta,
int width = warpSize) {
367 __u tmp; tmp.f = var;
368 tmp.i = __shfl_down(tmp.i, lane_delta, width);
373 double __shfl_down(
double var,
unsigned int lane_delta,
int width = warpSize) {
374 static_assert(
sizeof(
double) == 2 *
sizeof(
int),
"");
375 static_assert(
sizeof(
double) ==
sizeof(uint64_t),
"");
377 int tmp[2]; __builtin_memcpy(tmp, &var,
sizeof(tmp));
378 tmp[0] = __shfl_down(tmp[0], lane_delta, width);
379 tmp[1] = __shfl_down(tmp[1], lane_delta, width);
381 uint64_t tmp0 = (
static_cast<uint64_t
>(tmp[1]) << 32ull) |
static_cast<uint32_t
>(tmp[0]);
382 double tmp1; __builtin_memcpy(&tmp1, &tmp0,
sizeof(tmp0));
388 int __shfl_xor(
int var,
int lane_mask,
int width = warpSize) {
389 int self = __lane_id();
390 int index =
self^lane_mask;
391 index = index >= ((
self+width)&~(width-1))?
self:index;
392 return __llvm_amdgcn_ds_bpermute(index<<2, var);
396 unsigned int __shfl_xor(
unsigned int var,
int lane_mask,
int width = warpSize) {
397 __u tmp; tmp.u = var;
398 tmp.i = __shfl_xor(tmp.i, lane_mask, width);
403 float __shfl_xor(
float var,
int lane_mask,
int width = warpSize) {
404 __u tmp; tmp.f = var;
405 tmp.i = __shfl_xor(tmp.i, lane_mask, width);
410 double __shfl_xor(
double var,
int lane_mask,
int width = warpSize) {
411 static_assert(
sizeof(
double) == 2 *
sizeof(
int),
"");
412 static_assert(
sizeof(
double) ==
sizeof(uint64_t),
"");
414 int tmp[2]; __builtin_memcpy(tmp, &var,
sizeof(tmp));
415 tmp[0] = __shfl_xor(tmp[0], lane_mask, width);
416 tmp[1] = __shfl_xor(tmp[1], lane_mask, width);
418 uint64_t tmp0 = (
static_cast<uint64_t
>(tmp[1]) << 32ull) |
static_cast<uint32_t
>(tmp[0]);
419 double tmp1; __builtin_memcpy(&tmp1, &tmp0,
sizeof(tmp0));
423 #define MASK1 0x00ff00ff 424 #define MASK2 0xff00ff00 426 __device__
static inline char4 __hip_hc_add8pk(char4 in1, char4 in2) {
428 unsigned one1 = in1.w & MASK1;
429 unsigned one2 = in2.w & MASK1;
430 out.w = (one1 + one2) & MASK1;
431 one1 = in1.w & MASK2;
432 one2 = in2.w & MASK2;
433 out.w = out.w | ((one1 + one2) & MASK2);
437 __device__
static inline char4 __hip_hc_sub8pk(char4 in1, char4 in2) {
439 unsigned one1 = in1.w & MASK1;
440 unsigned one2 = in2.w & MASK1;
441 out.w = (one1 - one2) & MASK1;
442 one1 = in1.w & MASK2;
443 one2 = in2.w & MASK2;
444 out.w = out.w | ((one1 - one2) & MASK2);
448 __device__
static inline char4 __hip_hc_mul8pk(char4 in1, char4 in2) {
450 unsigned one1 = in1.w & MASK1;
451 unsigned one2 = in2.w & MASK1;
452 out.w = (one1 * one2) & MASK1;
453 one1 = in1.w & MASK2;
454 one2 = in2.w & MASK2;
455 out.w = out.w | ((one1 * one2) & MASK2);
464 __device__
static inline float __double2float_rd(
double x) {
return (
double)x; }
465 __device__
static inline float __double2float_rn(
double x) {
return (
double)x; }
466 __device__
static inline float __double2float_ru(
double x) {
return (
double)x; }
467 __device__
static inline float __double2float_rz(
double x) {
return (
double)x; }
469 __device__
static inline int __double2hiint(
double x) {
470 static_assert(
sizeof(
double) == 2 *
sizeof(
int),
"");
473 __builtin_memcpy(tmp, &x,
sizeof(tmp));
477 __device__
static inline int __double2loint(
double x) {
478 static_assert(
sizeof(
double) == 2 *
sizeof(
int),
"");
481 __builtin_memcpy(tmp, &x,
sizeof(tmp));
486 __device__
static inline int __double2int_rd(
double x) {
return (
int)x; }
487 __device__
static inline int __double2int_rn(
double x) {
return (
int)x; }
488 __device__
static inline int __double2int_ru(
double x) {
return (
int)x; }
489 __device__
static inline int __double2int_rz(
double x) {
return (
int)x; }
491 __device__
static inline long long int __double2ll_rd(
double x) {
return (
long long int)x; }
492 __device__
static inline long long int __double2ll_rn(
double x) {
return (
long long int)x; }
493 __device__
static inline long long int __double2ll_ru(
double x) {
return (
long long int)x; }
494 __device__
static inline long long int __double2ll_rz(
double x) {
return (
long long int)x; }
496 __device__
static inline unsigned int __double2uint_rd(
double x) {
return (
unsigned int)x; }
497 __device__
static inline unsigned int __double2uint_rn(
double x) {
return (
unsigned int)x; }
498 __device__
static inline unsigned int __double2uint_ru(
double x) {
return (
unsigned int)x; }
499 __device__
static inline unsigned int __double2uint_rz(
double x) {
return (
unsigned int)x; }
501 __device__
static inline unsigned long long int __double2ull_rd(
double x) {
502 return (
unsigned long long int)x;
504 __device__
static inline unsigned long long int __double2ull_rn(
double x) {
505 return (
unsigned long long int)x;
507 __device__
static inline unsigned long long int __double2ull_ru(
double x) {
508 return (
unsigned long long int)x;
510 __device__
static inline unsigned long long int __double2ull_rz(
double x) {
511 return (
unsigned long long int)x;
514 __device__
static inline long long int __double_as_longlong(
double x) {
515 static_assert(
sizeof(
long long) ==
sizeof(
double),
"");
518 __builtin_memcpy(&tmp, &x,
sizeof(tmp));
537 __device__
static inline int __float2int_rd(
float x) {
return (
int)__ocml_floor_f32(x); }
538 __device__
static inline int __float2int_rn(
float x) {
return (
int)__ocml_rint_f32(x); }
539 __device__
static inline int __float2int_ru(
float x) {
return (
int)__ocml_ceil_f32(x); }
540 __device__
static inline int __float2int_rz(
float x) {
return (
int)__ocml_trunc_f32(x); }
542 __device__
static inline long long int __float2ll_rd(
float x) {
return (
long long int)x; }
543 __device__
static inline long long int __float2ll_rn(
float x) {
return (
long long int)x; }
544 __device__
static inline long long int __float2ll_ru(
float x) {
return (
long long int)x; }
545 __device__
static inline long long int __float2ll_rz(
float x) {
return (
long long int)x; }
547 __device__
static inline unsigned int __float2uint_rd(
float x) {
return (
unsigned int)x; }
548 __device__
static inline unsigned int __float2uint_rn(
float x) {
return (
unsigned int)x; }
549 __device__
static inline unsigned int __float2uint_ru(
float x) {
return (
unsigned int)x; }
550 __device__
static inline unsigned int __float2uint_rz(
float x) {
return (
unsigned int)x; }
552 __device__
static inline unsigned long long int __float2ull_rd(
float x) {
553 return (
unsigned long long int)x;
555 __device__
static inline unsigned long long int __float2ull_rn(
float x) {
556 return (
unsigned long long int)x;
558 __device__
static inline unsigned long long int __float2ull_ru(
float x) {
559 return (
unsigned long long int)x;
561 __device__
static inline unsigned long long int __float2ull_rz(
float x) {
562 return (
unsigned long long int)x;
565 __device__
static inline int __float_as_int(
float x) {
566 static_assert(
sizeof(
int) ==
sizeof(
float),
"");
569 __builtin_memcpy(&tmp, &x,
sizeof(tmp));
574 __device__
static inline unsigned int __float_as_uint(
float x) {
575 static_assert(
sizeof(
unsigned int) ==
sizeof(
float),
"");
578 __builtin_memcpy(&tmp, &x,
sizeof(tmp));
583 __device__
static inline double __hiloint2double(
int hi,
int lo) {
584 static_assert(
sizeof(
double) ==
sizeof(uint64_t),
"");
586 uint64_t tmp0 = (
static_cast<uint64_t
>(hi) << 32ull) |
static_cast<uint32_t
>(lo);
588 __builtin_memcpy(&tmp1, &tmp0,
sizeof(tmp0));
593 __device__
static inline double __int2double_rn(
int x) {
return (
double)x; }
595 __device__
static inline float __int2float_rd(
int x) {
return (
float)x; }
596 __device__
static inline float __int2float_rn(
int x) {
return (
float)x; }
597 __device__
static inline float __int2float_ru(
int x) {
return (
float)x; }
598 __device__
static inline float __int2float_rz(
int x) {
return (
float)x; }
600 __device__
static inline float __int_as_float(
int x) {
601 static_assert(
sizeof(
float) ==
sizeof(
int),
"");
604 __builtin_memcpy(&tmp, &x,
sizeof(tmp));
609 __device__
static inline double __ll2double_rd(
long long int x) {
return (
double)x; }
610 __device__
static inline double __ll2double_rn(
long long int x) {
return (
double)x; }
611 __device__
static inline double __ll2double_ru(
long long int x) {
return (
double)x; }
612 __device__
static inline double __ll2double_rz(
long long int x) {
return (
double)x; }
614 __device__
static inline float __ll2float_rd(
long long int x) {
return (
float)x; }
615 __device__
static inline float __ll2float_rn(
long long int x) {
return (
float)x; }
616 __device__
static inline float __ll2float_ru(
long long int x) {
return (
float)x; }
617 __device__
static inline float __ll2float_rz(
long long int x) {
return (
float)x; }
619 __device__
static inline double __longlong_as_double(
long long int x) {
620 static_assert(
sizeof(
double) ==
sizeof(
long long),
"");
623 __builtin_memcpy(&tmp, &x,
sizeof(tmp));
628 __device__
static inline double __uint2double_rn(
int x) {
return (
double)x; }
630 __device__
static inline float __uint2float_rd(
unsigned int x) {
return (
float)x; }
631 __device__
static inline float __uint2float_rn(
unsigned int x) {
return (
float)x; }
632 __device__
static inline float __uint2float_ru(
unsigned int x) {
return (
float)x; }
633 __device__
static inline float __uint2float_rz(
unsigned int x) {
return (
float)x; }
635 __device__
static inline float __uint_as_float(
unsigned int x) {
636 static_assert(
sizeof(
float) ==
sizeof(
unsigned int),
"");
639 __builtin_memcpy(&tmp, &x,
sizeof(tmp));
644 __device__
static inline double __ull2double_rd(
unsigned long long int x) {
return (
double)x; }
645 __device__
static inline double __ull2double_rn(
unsigned long long int x) {
return (
double)x; }
646 __device__
static inline double __ull2double_ru(
unsigned long long int x) {
return (
double)x; }
647 __device__
static inline double __ull2double_rz(
unsigned long long int x) {
return (
double)x; }
649 __device__
static inline float __ull2float_rd(
unsigned long long int x) {
return (
float)x; }
650 __device__
static inline float __ull2float_rn(
unsigned long long int x) {
return (
float)x; }
651 __device__
static inline float __ull2float_ru(
unsigned long long int x) {
return (
float)x; }
652 __device__
static inline float __ull2float_rz(
unsigned long long int x) {
return (
float)x; }
655 #define __HCC_OR_HIP_CLANG__ 1 656 #elif defined(__clang__) && defined(__HIP__) 657 #define __HCC_OR_HIP_CLANG__ 1 659 #define __HCC_OR_HIP_CLANG__ 0 662 #ifdef __HCC_OR_HIP_CLANG__ 665 __device__
long long int __clock64();
666 __device__
long long int __clock();
667 __device__
long long int clock64();
668 __device__
long long int clock();
670 __device__
void __named_sync(
int a,
int b);
672 #ifdef __HIP_DEVICE_COMPILE__ 676 extern "C" uint64_t __clock_u64() __HC__;
680 inline __attribute((always_inline))
681 long long int __clock64() {
684 return (
long long int) __clock_u64();
686 return (
long long int) __builtin_amdgcn_s_memrealtime();
691 inline __attribute((always_inline))
692 long long int __clock() {
return __clock64(); }
695 inline __attribute__((always_inline))
696 long long int clock64() {
return __clock64(); }
699 inline __attribute__((always_inline))
700 long long int clock() {
return __clock(); }
705 void __named_sync(
int a,
int b) { __builtin_amdgcn_s_barrier(); }
707 #endif // __HIP_DEVICE_COMPILE__ 712 int __all(
int predicate) {
713 return __ockl_wfall_i32(predicate);
718 int __any(
int predicate) {
719 return __ockl_wfany_i32(predicate);
727 unsigned long long int __ballot(
int predicate) {
728 return __llvm_amdgcn_icmp_i32(predicate, 0, ICMP_NE);
733 unsigned long long int __ballot64(
int predicate) {
734 return __llvm_amdgcn_icmp_i32(predicate, 0, ICMP_NE);
740 int64_t __lanemask_gt()
742 int32_t activelane = __ockl_activelane_u32();
743 int64_t ballot = __ballot64(1);
744 if (activelane != 63) {
745 int64_t tmp = (~0UL) << (activelane + 1);
753 int64_t __lanemask_lt()
755 int32_t activelane = __ockl_activelane_u32();
756 int64_t ballot = __ballot64(1);
762 __device__
inline void* __local_to_generic(
void* p) {
return p; }
764 #ifdef __HIP_DEVICE_COMPILE__ 767 void* __get_dynamicgroupbaseptr()
770 return (
char*)__local_to_generic((
void*)__to_local(__llvm_amdgcn_groupstaticsize()));
774 void* __get_dynamicgroupbaseptr();
775 #endif // __HIP_DEVICE_COMPILE__ 779 void *__amdgcn_get_dynamicgroupbaseptr() {
780 return __get_dynamicgroupbaseptr();
783 #if defined(__HCC__) && (__hcc_minor__ < 3) 785 #define __CLK_LOCAL_MEM_FENCE 0x01 786 typedef unsigned __cl_mem_fence_flags;
788 typedef enum __memory_scope {
789 __memory_scope_work_item = __OPENCL_MEMORY_SCOPE_WORK_ITEM,
790 __memory_scope_work_group = __OPENCL_MEMORY_SCOPE_WORK_GROUP,
791 __memory_scope_device = __OPENCL_MEMORY_SCOPE_DEVICE,
792 __memory_scope_all_svm_devices = __OPENCL_MEMORY_SCOPE_ALL_SVM_DEVICES,
793 __memory_scope_sub_group = __OPENCL_MEMORY_SCOPE_SUB_GROUP
797 typedef enum __memory_order
799 __memory_order_relaxed = __ATOMIC_RELAXED,
800 __memory_order_acquire = __ATOMIC_ACQUIRE,
801 __memory_order_release = __ATOMIC_RELEASE,
802 __memory_order_acq_rel = __ATOMIC_ACQ_REL,
803 __memory_order_seq_cst = __ATOMIC_SEQ_CST
809 __atomic_work_item_fence(__cl_mem_fence_flags flags, __memory_order order, __memory_scope scope)
812 if (order != __memory_order_relaxed) {
814 case __memory_scope_work_item:
816 case __memory_scope_sub_group:
818 case __memory_order_relaxed:
break;
819 case __memory_order_acquire: __llvm_fence_acq_sg();
break;
820 case __memory_order_release: __llvm_fence_rel_sg();
break;
821 case __memory_order_acq_rel: __llvm_fence_ar_sg();
break;
822 case __memory_order_seq_cst: __llvm_fence_sc_sg();
break;
825 case __memory_scope_work_group:
827 case __memory_order_relaxed:
break;
828 case __memory_order_acquire: __llvm_fence_acq_wg();
break;
829 case __memory_order_release: __llvm_fence_rel_wg();
break;
830 case __memory_order_acq_rel: __llvm_fence_ar_wg();
break;
831 case __memory_order_seq_cst: __llvm_fence_sc_wg();
break;
834 case __memory_scope_device:
836 case __memory_order_relaxed:
break;
837 case __memory_order_acquire: __llvm_fence_acq_dev();
break;
838 case __memory_order_release: __llvm_fence_rel_dev();
break;
839 case __memory_order_acq_rel: __llvm_fence_ar_dev();
break;
840 case __memory_order_seq_cst: __llvm_fence_sc_dev();
break;
843 case __memory_scope_all_svm_devices:
845 case __memory_order_relaxed:
break;
846 case __memory_order_acquire: __llvm_fence_acq_sys();
break;
847 case __memory_order_release: __llvm_fence_rel_sys();
break;
848 case __memory_order_acq_rel: __llvm_fence_ar_sys();
break;
849 case __memory_order_seq_cst: __llvm_fence_sc_sys();
break;
860 static void __threadfence()
862 __atomic_work_item_fence(0, __memory_order_seq_cst, __memory_scope_device);
867 static void __threadfence_block()
869 __atomic_work_item_fence(0, __memory_order_seq_cst, __memory_scope_work_group);
874 static void __threadfence_system()
876 __atomic_work_item_fence(0, __memory_order_seq_cst, __memory_scope_all_svm_devices);
882 __attribute__((weak))
884 return __builtin_trap();
888 #endif // __HCC_OR_HIP_CLANG__ 898 #define HIP_DYNAMIC_SHARED(type, var) type* var = (type*)__get_dynamicgroupbaseptr(); 900 #define HIP_DYNAMIC_SHARED_ATTRIBUTE 903 #elif defined(__clang__) && defined(__HIP__) 905 #pragma push_macro("__DEVICE__") 906 #define __DEVICE__ extern "C" __device__ __attribute__((always_inline)) \ 907 __attribute__((weak)) 911 void __assert_fail(
const char * __assertion,
914 const char *__function)
922 void __assertfail(
const char * __assertion,
925 const char *__function,
934 static void __work_group_barrier(__cl_mem_fence_flags flags, __memory_scope scope)
937 __atomic_work_item_fence(flags, __memory_order_release, scope);
938 __builtin_amdgcn_s_barrier();
939 __atomic_work_item_fence(flags, __memory_order_acquire, scope);
941 __builtin_amdgcn_s_barrier();
947 static void __barrier(
int n)
949 __work_group_barrier((__cl_mem_fence_flags)n, __memory_scope_work_group);
954 __attribute__((noduplicate))
957 __barrier(__CLK_LOCAL_MEM_FENCE);
978 #define HW_ID_CU_ID_SIZE 4 979 #define HW_ID_CU_ID_OFFSET 8 981 #define HW_ID_SE_ID_SIZE 2 982 #define HW_ID_SE_ID_OFFSET 13 991 #define GETREG_IMMED(SZ,OFF,REG) (SZ << 11) | (OFF << 6) | REG 995 unsigned __smid(
void)
997 unsigned cu_id = __builtin_amdgcn_s_getreg(
998 GETREG_IMMED(HW_ID_CU_ID_SIZE, HW_ID_CU_ID_OFFSET, HW_ID));
999 unsigned se_id = __builtin_amdgcn_s_getreg(
1000 GETREG_IMMED(HW_ID_SE_ID_SIZE, HW_ID_SE_ID_OFFSET, HW_ID));
1003 return (se_id << HW_ID_CU_ID_SIZE) + cu_id;
1006 #pragma push_macro("__DEVICE__") 1010 #define HIP_DYNAMIC_SHARED(type, var) \ 1011 type* var = (type*)__amdgcn_get_dynamicgroupbaseptr(); 1013 #define HIP_DYNAMIC_SHARED_ATTRIBUTE 1016 #endif //defined(__clang__) && defined(__HIP__) 1020 static inline __device__
void* __hip_hc_memcpy(
void* dst,
const void* src,
size_t size) {
1021 auto dstPtr =
static_cast<unsigned char*
>(dst);
1022 auto srcPtr =
static_cast<const unsigned char*
>(src);
1024 while (size >= 4u) {
1025 dstPtr[0] = srcPtr[0];
1026 dstPtr[1] = srcPtr[1];
1027 dstPtr[2] = srcPtr[2];
1028 dstPtr[3] = srcPtr[3];
1036 dstPtr[2] = srcPtr[2];
1038 dstPtr[1] = srcPtr[1];
1040 dstPtr[0] = srcPtr[0];
1046 static inline __device__
void* __hip_hc_memset(
void* dst,
unsigned char val,
size_t size) {
1047 auto dstPtr =
static_cast<unsigned char*
>(dst);
1049 while (size >= 4u) {
1069 static inline __device__
void* memcpy(
void* dst,
const void* src,
size_t size) {
1070 return __hip_hc_memcpy(dst, src, size);
1073 static inline __device__
void* memset(
void* ptr,
int val,
size_t size) {
1074 unsigned char val8 =
static_cast<unsigned char>(val);
1075 return __hip_hc_memset(ptr, val8, size);
Contains declarations for types and functions in device library.
Definition: device_functions.h:124
Definition: device_functions.h:228
Definition: device_functions.h:131
Contains declarations for wrapper functions for llvm intrinsics like llvm.amdgcn.s.barrier.