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Fixed generic OpenCL code for AMD Navi

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This commit is contained in:
SChernykh 2020-02-10 22:00:40 +01:00
parent aacdbc360b
commit ef629ba0d0
5 changed files with 1969 additions and 1949 deletions
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3877
src/backend/opencl/cl/rx/randomx_cl.h
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17
src/backend/opencl/cl/rx/randomx_vm.cl
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@ -316,7 +316,7 @@ __kernel void init_vm(__global const void* entropy_data, __global void* vm_state
uint64_t registerLatencyFP = 0;
uint64_t registerReadCycleFP = 0;
uint32_t ScratchpadHighLatency = 0;
uint32_t ScratchpadLatency = 0;
volatile uint32_t ScratchpadLatency = 0;
int32_t first_available_slot = 0;
int32_t first_allowed_slot_cfround = 0;
@ -1425,8 +1425,7 @@ double fma_soft(double a, double b, double c, uint32_t rounding_mode)
}
const uint64_t mantissa_size = 52;
const uint64_t mantissa_mask = (1UL << mantissa_size) - 1;
const uint64_t mantissa_high_bit = 1UL << mantissa_size;
const uint64_t mantissa_mask = (1UL << 52) - 1;
const uint64_t exponent_size = 11;
const uint64_t exponent_mask = (1 << exponent_size) - 1;
@ -1441,9 +1440,13 @@ double fma_soft(double a, double b, double c, uint32_t rounding_mode)
return as_double(inf);
}
const uint64_t mantissa_a = (as_ulong(a) & mantissa_mask) | mantissa_high_bit;
const uint64_t mantissa_b = (as_ulong(b) & mantissa_mask) | mantissa_high_bit;
const uint64_t mantissa_c = (as_ulong(c) & mantissa_mask) | mantissa_high_bit;
uint64_t mantissa_a = (as_ulong(a) & mantissa_mask);
uint64_t mantissa_b = (as_ulong(b) & mantissa_mask);
uint64_t mantissa_c = (as_ulong(c) & mantissa_mask);
((uint2*)&mantissa_a)->y |= 1U << 20;
((uint2*)&mantissa_b)->y |= 1U << 20;
((uint2*)&mantissa_c)->y |= 1U << 20;
const uint32_t sign_a = as_uint2(a).y >> 31;
const uint32_t sign_b = as_uint2(b).y >> 31;
@ -1585,7 +1588,7 @@ double fma_soft(double a, double b, double c, uint32_t rounding_mode)
if (rounding_mode + sign_fma_result == 2)
{
fma_result[1] += round_up;
if (fma_result[1] == mantissa_high_bit)
if (fma_result[1] == (1UL << mantissa_size))
{
fma_result[1] = 0;
++exponent_fma_result;