[Mesa-dev] [Bug 100105] Make Theano OpenCL support work on Clover and RadeonSI
bugzilla-daemon at freedesktop.org
bugzilla-daemon at freedesktop.org
Mon Apr 22 20:25:21 UTC 2019
https://bugs.freedesktop.org/show_bug.cgi?id=100105
--- Comment #6 from ben at besd.de <ben at besd.de> ---
Seems the error is still there:
CLOVER_DEVICE_VERSION_OVERRIDE=1.2 CLOVER_DEVICE_CLC_VERSION_OVERRIDE=1.2
DEVICE="opencl0:0" python3 -c "import pygpu;pygpu.test()"
fails with:
pygpu is installed in
/usr/local/lib/python3.6/dist-packages/pygpu-0.7.6+20.g9cec614-py3.6-linux-x86_64.egg/pygpu
NumPy version 1.16.3
NumPy relaxed strides checking option: True
NumPy is installed in /home/nano/.local/lib/python3.6/site-packages/numpy
Python version 3.6.7 (default, Oct 22 2018, 11:32:17) [GCC 8.2.0]
nose version 1.3.7
*** Testing for Radeon RX 560 Series (POLARIS11, DRM 3.30.0, 5.1.0-rc5+, LLVM
8.0.0)
mpi4py found: True
.................................................
========================================================
AN INTERNAL KERNEL BUILD ERROR OCCURRED!
device name = Radeon RX 560 Series (POLARIS11, DRM 3.30.0, 5.1.0-rc5+, LLVM
8.0.0)
error = -43
memory pattern = Register accumulation based swap, computing kernel generator
Subproblem dimensions: dims[0].itemY = 32, dims[0].itemX = 32, dims[0].y = 32,
dims[0].x = 32, dims[0].bwidth = 64; ; dims[1].itemY = 4, dims[1].itemX = 4,
dims[1].y = 4, dims[1].x = 4, dims[1].bwidth = 8; ;
Parallelism granularity: pgran->wgDim = 1, pgran->wgSize[0] = 64,
pgran->wgSize[1] = 1, pgran->wfSize = 64
Kernel extra flags: 369130144
Source:
#ifdef DOUBLE_PRECISION
#ifdef cl_khr_fp64
#pragma OPENCL EXTENSION cl_khr_fp64 : enable
#else
#pragma OPENCL EXTENSION cl_amd_fp64 : enable
#endif
#endif
__kernel void Sdot_kernel( __global float *_X, __global float *_Y, __global
float *scratchBuff,
uint N, uint offx, int incx, uint offy,
int incy, int doConj )
{
__global float *X = _X + offx;
__global float *Y = _Y + offy;
float dotP = (float) 0.0;
if ( incx < 0 ) {
X = X + (N - 1) * abs(incx);
}
if ( incy < 0 ) {
Y = Y + (N - 1) * abs(incy);
}
int gOffset;
for( gOffset=(get_global_id(0) * 4); (gOffset + 4 - 1)<N; gOffset+=(
get_global_size(0) * 4 ) )
{
float4 vReg1, vReg2, res;
#ifdef INCX_NONUNITY
vReg1 = (float4)( (X + (gOffset*incx))[0 + ( incx * 0)], (X +
(gOffset*incx))[0 + ( incx * 1)], (X + (gOffset*incx))[0 + ( incx * 2)], (X +
(gOffset*incx))[0 + ( incx * 3)]);
#else
vReg1 = vload4( 0, (__global float *) (X + gOffset) );
#endif
#ifdef INCY_NONUNITY
vReg2 = (float4)( (Y + (gOffset*incy))[0 + ( incy * 0)], (Y +
(gOffset*incy))[0 + ( incy * 1)], (Y + (gOffset*incy))[0 + ( incy * 2)], (Y +
(gOffset*incy))[0 + ( incy * 3)]);
#else
vReg2 = vload4( 0, (__global float *) (Y + gOffset) );
#endif
;
res = vReg1 * vReg2 ;
dotP += res .S0 + res .S1 + res .S2 + res .S3;
; // Add-up elements in the vector to give a scalar
}
// Loop for the last thread to handle the tail part of the vector
// Using the same gOffset used above
for( ; gOffset<N; gOffset++ )
{
float sReg1, sReg2, res;
sReg1 = X[gOffset * incx];
sReg2 = Y[gOffset * incy];
;
res = sReg1 * sReg2 ;
dotP = dotP + res ;
}
// Note: this has to be called outside any if-conditions- because REDUCTION
uses barrier
// dotP of work-item 0 will have the final reduced item of the work-group
__local float bixzI [ 64 ];
uint yBrfY = get_local_id(0);
bixzI [ yBrfY ] = dotP ;
barrier(CLK_LOCAL_MEM_FENCE);
if( yBrfY < 32 ) {
bixzI [ yBrfY ] = bixzI [ yBrfY ] + bixzI [ yBrfY + 32 ];
}
barrier(CLK_LOCAL_MEM_FENCE);
if( yBrfY < 16 ) {
bixzI [ yBrfY ] = bixzI [ yBrfY ] + bixzI [ yBrfY + 16 ];
}
barrier(CLK_LOCAL_MEM_FENCE);
if( yBrfY < 8 ) {
bixzI [ yBrfY ] = bixzI [ yBrfY ] + bixzI [ yBrfY + 8 ];
}
barrier(CLK_LOCAL_MEM_FENCE);
if( yBrfY < 4 ) {
bixzI [ yBrfY ] = bixzI [ yBrfY ] + bixzI [ yBrfY + 4 ];
}
barrier(CLK_LOCAL_MEM_FENCE);
if( yBrfY < 2 ) {
bixzI [ yBrfY ] = bixzI [ yBrfY ] + bixzI [ yBrfY + 2 ];
}
barrier(CLK_LOCAL_MEM_FENCE);
if( yBrfY == 0 ) {
dotP = bixzI [0] + bixzI [1];
}
if( (get_local_id(0)) == 0 ) {
scratchBuff[ get_group_id(0) ] = dotP;
}
}
--------------------------------------------------------
Build log:
========================================================
[nano2:28210] *** Process received signal ***
[nano2:28210] Signal: Segmentation fault (11)
[nano2:28210] Signal code: Address not mapped (1)
[nano2:28210] Failing at address: (nil)
[nano2:28210] [ 0] /lib/x86_64-linux-gnu/libc.so.6(+0x3ef20)[0x7fbff3a90f20]
[nano2:28210] [ 1]
/usr/lib/x86_64-linux-gnu/libclBLAS.so(makeKernelCached+0x2a0)[0x7fbf9eaefcf0]
[nano2:28210] [ 2]
/usr/lib/x86_64-linux-gnu/libclBLAS.so(makeSolutionSeq+0x101b)[0x7fbf9eaf445b]
[nano2:28210] [ 3]
/usr/lib/x86_64-linux-gnu/libclBLAS.so(doDot+0x2b2)[0x7fbf9ead7c52]
[nano2:28210] [ 4]
/usr/lib/x86_64-linux-gnu/libclBLAS.so(clblasSdot+0x98)[0x7fbf9ead7da8]
[nano2:28210] [ 5]
/home/nano/.local/lib/libgpuarray.so.3(+0x32529)[0x7fbff23aa529]
[nano2:28210] [ 6]
/home/nano/.local/lib/libgpuarray.so.3(GpuArray_rdot+0x393)[0x7fbff23879f3]
[nano2:28210] [ 7]
/usr/local/lib/python3.6/dist-packages/pygpu-0.7.6+20.g9cec614-py3.6-linux-x86_64.egg/pygpu/blas.cpython-36m-x86_64-linux-gnu.so(+0x6032)[0x7fbf9c0fa032]
[nano2:28210] [ 8]
/usr/local/lib/python3.6/dist-packages/pygpu-0.7.6+20.g9cec614-py3.6-linux-x86_64.egg/pygpu/blas.cpython-36m-x86_64-linux-gnu.so(+0x67ba)[0x7fbf9c0fa7ba]
[nano2:28210] [ 9] python3[0x5030d5]
[nano2:28210] [10] python3(_PyEval_EvalFrameDefault+0x1231)[0x507641]
[nano2:28210] [11] python3[0x504c28]
[nano2:28210] [12] python3[0x58650d]
[nano2:28210] [13] python3(PyObject_Call+0x3e)[0x59ebbe]
[nano2:28210] [14] python3(_PyEval_EvalFrameDefault+0x1807)[0x507c17]
[nano2:28210] [15] python3[0x504c28]
[nano2:28210] [16] python3[0x58644b]
[nano2:28210] [17] python3(PyObject_Call+0x3e)[0x59ebbe]
[nano2:28210] [18] python3(_PyEval_EvalFrameDefault+0x1807)[0x507c17]
[nano2:28210] [19] python3[0x502209]
[nano2:28210] [20] python3[0x502f3d]
[nano2:28210] [21] python3(_PyEval_EvalFrameDefault+0x449)[0x506859]
[nano2:28210] [22] python3[0x504c28]
[nano2:28210] [23] python3(_PyFunction_FastCallDict+0x2de)[0x501b2e]
[nano2:28210] [24] python3[0x591461]
[nano2:28210] [25] python3(PyObject_Call+0x3e)[0x59ebbe]
[nano2:28210] [26] python3(_PyEval_EvalFrameDefault+0x1807)[0x507c17]
[nano2:28210] [27] python3[0x504c28]
[nano2:28210] [28] python3(_PyFunction_FastCallDict+0x2de)[0x501b2e]
[nano2:28210] [29] python3[0x591461]
[nano2:28210] *** End of error message ***
Speicherzugriffsfehler (Speicherabzug geschrieben)
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