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barrett15_74: add workaround for MacOS bug #16

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merged 1 commit into from
Feb 4, 2025
Merged

barrett15_74: add workaround for MacOS bug #16

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3 changes: 2 additions & 1 deletion src/barrett15.cl
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Original file line number Diff line number Diff line change
Expand Up @@ -1827,10 +1827,11 @@ ff = 1/f as float, needed in div_192_96().
a.d1 = SUB_COND(-tmp75.d1, a.d0 > 0);
a.d2 = SUB_COND(-tmp75.d2, a.d1 > 0x7FFF);
a.d3 = SUB_COND(-tmp75.d3, a.d2 > 0x7FFF);
a.d4 = SUB_COND(mad24(bb.d5, 32768u, bb.d4) - tmp75.d4, a.d3 > 0x7FFF) & 0xFFFF; // keep one extra bit
a.d4 = SUB_COND(mad24(bb.d5, 32768u, bb.d4) - tmp75.d4, a.d3 > 0x7FFF);
a.d1 &= 0x7FFF;
a.d2 &= 0x7FFF;
a.d3 &= 0x7FFF;
a.d4 &= 0x1FFFF; // keep 2 extra bits

#if (TRACE_KERNEL > 3)
if (tid==TRACE_TID) printf((__constant char *)"cl_barrett15_74: b=%x:%x:%x:%x:%x - tmp = %x:%x:%x:%x:%x (a)\n",
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9 changes: 5 additions & 4 deletions src/mfakto.cpp
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Expand Up @@ -645,10 +645,11 @@ void set_gpu_type()
{
mystuff.gpu_type = GPU_GCN3; // these cards have improved int32 performance over the previous GCNs, making for a changed kernel selection
}
else if (strstr(deviceinfo.d_name, "Ellesmere") || // RX 470/480/570/580/590
strstr(deviceinfo.d_name, "gfx804") || // RX 550
strstr(deviceinfo.d_name, "Lexa") || // small GCN 4.0 - not tested, only assumption
strstr(deviceinfo.d_name, "Baffin") // small GCN 4.0 - not tested, only assumption
else if (strstr(deviceinfo.d_name, "Ellesmere") || // RX 470/480/570/580/590
strstr(deviceinfo.d_name, "gfx804") || // RX 550
strstr(deviceinfo.d_name, "Radeon Pro 560") || // Baffin, used on Macs
strstr(deviceinfo.d_name, "Lexa") || // small GCN 4.0 - not tested, only assumption
strstr(deviceinfo.d_name, "Baffin") // small GCN 4.0 - not tested, only assumption
)
{
mystuff.gpu_type = GPU_GCN4;
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