<html xmlns:v="urn:schemas-microsoft-com:vml" xmlns:o="urn:schemas-microsoft-com:office:office" xmlns:w="urn:schemas-microsoft-com:office:word" xmlns:m="http://schemas.microsoft.com/office/2004/12/omml" xmlns="http://www.w3.org/TR/REC-html40"> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8"> <meta name="Generator" content="Microsoft Word 15 (filtered medium)"> <style></style> </head> <body lang="EN-US" link="blue" vlink="purple"> <div class="WordSection1"> <a name="_MailEndCompose">Yes, I agree with you. But at least as I know haswell hardware does not support double well.<o:p></o:p></a> <o:p> </o:p> Hi Junyan,<o:p></o:p> <o:p> </o:p> Can we handle it graciously? Do you have any idea?<o:p></o:p> <o:p> </o:p> Thanks!<o:p></o:p> Ruiling<o:p></o:p> <o:p> </o:p> <div style="border:none;border-left:solid blue 1.5pt;padding:0in 0in 0in 4.0pt"> <div> <div style="border:none;border-top:solid #E1E1E1 1.0pt;padding:3.0pt 0in 0in 0in"> <a name="_____replyseparator"></a>From: Paulo Dias [mailto:paulo.miguel.dias@gmail.com] Sent: Wednesday, January 20, 2016 8:37 PM To: Song, Ruiling <ruiling.song@intel.com> Cc: beignet@lists.freedesktop.org Subject: Re: [Beignet] beignet git with llvm 3.7.1 + haswell (gen 7.5) failing<o:p></o:p> </div> </div> <o:p> </o:p> <div> it does, but beignet should fail graciously with an error message then, not segfault. and it used to work even with haswell. groo@hydra:~/devel/opencl/tools-master$ ./cl-demo 10000 10 Choose platform: [0] Intel [1] Mesa Enter choice: 0 Choose device: [0] Intel(R) HD Graphics Haswell Ultrabook GT2 Mobile Enter choice: 0 --------------------------------------------------------------------- NAME: Intel(R) HD Graphics Haswell Ultrabook GT2 Mobile VENDOR: Intel PROFILE: FULL_PROFILE VERSION: OpenCL 1.2 beignet 1.2 EXTENSIONS: cl_khr_global_int32_base_atomics cl_khr_global_int32_extended_atomics cl_khr_local_int32_base_atomics cl_khr_local_int32_extended_atomics cl_khr_byte_addressable_store cl_khr_image2d_from_buffer cl_khr_spir cl_khr_icd cl_intel_accelerator cl_intel_motion_estimation DRIVER_VERSION: 1.2 Type: GPU EXECUTION_CAPABILITIES: Kernel Native GLOBAL_MEM_CACHE_TYPE: Read-Write (2) CL_DEVICE_LOCAL_MEM_TYPE: Global (2) SINGLE_FP_CONFIG: 0x6 QUEUE_PROPERTIES: 0x2 VENDOR_ID: 32902 MAX_COMPUTE_UNITS: 20 MAX_WORK_ITEM_DIMENSIONS: 3 MAX_WORK_GROUP_SIZE: 512 PREFERRED_VECTOR_WIDTH_CHAR: 16 PREFERRED_VECTOR_WIDTH_SHORT: 8 PREFERRED_VECTOR_WIDTH_INT: 4 PREFERRED_VECTOR_WIDTH_LONG: 2 PREFERRED_VECTOR_WIDTH_FLOAT: 4 PREFERRED_VECTOR_WIDTH_DOUBLE: 0 MAX_CLOCK_FREQUENCY: 1000 ADDRESS_BITS: 32 MAX_MEM_ALLOC_SIZE: 1610612736 IMAGE_SUPPORT: 1 MAX_READ_IMAGE_ARGS: 128 MAX_WRITE_IMAGE_ARGS: 8 IMAGE2D_MAX_WIDTH: 8192 IMAGE2D_MAX_HEIGHT: 8192 IMAGE3D_MAX_WIDTH: 8192 IMAGE3D_MAX_HEIGHT: 8192 IMAGE3D_MAX_DEPTH: 2048 MAX_SAMPLERS: 16 MAX_PARAMETER_SIZE: 1024 MEM_BASE_ADDR_ALIGN: 1024 MIN_DATA_TYPE_ALIGN_SIZE: 128 GLOBAL_MEM_CACHELINE_SIZE: 64 GLOBAL_MEM_CACHE_SIZE: 8192 GLOBAL_MEM_SIZE: 2147483648 MAX_CONSTANT_BUFFER_SIZE: 134217728 MAX_CONSTANT_ARGS: 8 LOCAL_MEM_SIZE: 65536 ERROR_CORRECTION_SUPPORT: 0 PROFILING_TIMER_RESOLUTION: 80 ENDIAN_LITTLE: 1 AVAILABLE: 1 COMPILER_AVAILABLE: 1 MAX_WORK_GROUP_SIZES: 512 512 512 --------------------------------------------------------------------- ASSERTION FAILED: 0 at file /build/beignet-4N2m2_/beignet-1.2.0~git201601200931.13f504c~padoka0/backend/src/backend/gen_encoder.cpp, function virtual void gbe::GenEncoder::handleDouble(gbe::GenEncoder*, uint32_t, gbe::GenRegister, gbe::GenRegister, gbe::GenRegister), line 634 Trace/breakpoint trap (core dumped)<o:p></o:p> </div> <div> <o:p></o:p> <div> <div> | Paulo Dias<o:p></o:p> <div> | <a href="mailto:paulo.miguel.dias@gmail.com" target="_blank"> paulo.miguel.dias@gmail.com</a><o:p></o:p> Tempora mutantur, nos et mutamur in illis.<o:p></o:p> </div> </div> </div> <o:p> </o:p> <div> On Mon, Jan 18, 2016 at 12:10 AM, Song, Ruiling <<a href="mailto:ruiling.song@intel.com" target="_blank">ruiling.song@intel.com</a>> wrote:<o:p></o:p> <blockquote style="border:none;border-left:solid #CCCCCC 1.0pt;padding:0in 0in 0in 6.0pt;margin-left:4.8pt;margin-right:0in"> <div> <div> Haswell does not support double data type, and Beignet does not expose the extension. Looks like cl-demo use double data type?<o:p></o:p> <o:p></o:p> Thanks!<o:p></o:p> Ruiling<o:p></o:p> <o:p></o:p> <a name="-27171776__MailEndCompose"> </a><o:p></o:p> <div style="border:none;border-left:solid blue 1.5pt;padding:0in 0in 0in 4.0pt"> <div> <div style="border:none;border-top:solid #E1E1E1 1.0pt;padding:3.0pt 0in 0in 0in"> <a name="-27171776______replyseparator"></a>From: Beignet [mailto:<a href="mailto:beignet-bounces@lists.freedesktop.org" target="_blank">beignet-bounces@lists.freedesktop.org</a>] On Behalf Of Paulo Dias Sent: Saturday, January 16, 2016 5:25 AM To: <a href="mailto:beignet@lists.freedesktop.org" target="_blank">beignet@lists.freedesktop.org</a> Subject: [Beignet] beignet git with llvm 3.7.1 + haswell (gen 7.5) failing<o:p></o:p> </div> </div> <div> <div> <o:p></o:p> <div> <div> hi all, beignet git compiled with llvm 3.7.1 will fail in a haswell (gen 7.5).<o:p></o:p> </div> <div> <o:p></o:p> </div> trace below: groo@hydra:~/devel/opencl/tools-master$ gdb --args cl-demo 10000 10 GNU gdb (Ubuntu 7.10-1ubuntu2) 7.10 Copyright (C) 2015 Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later <<a href="http://gnu.org/licenses/gpl.html" target="_blank">http://gnu.org/licenses/gpl.html</a>> This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law. Type "show copying" and "show warranty" for details. This GDB was configured as "x86_64-linux-gnu". Type "show configuration" for configuration details. For bug reporting instructions, please see: <<a href="http://www.gnu.org/software/gdb/bugs/" target="_blank">http://www.gnu.org/software/gdb/bugs/</a>>. Find the GDB manual and other documentation resources online at: <<a href="http://www.gnu.org/software/gdb/documentation/" target="_blank">http://www.gnu.org/software/gdb/documentation/</a>>. For help, type "help". Type "apropos word" to search for commands related to "word"... Reading symbols from cl-demo...(no debugging symbols found)...done. (gdb) run Starting program: /home/groo/devel/opencl/tools-master/cl-demo 10000 10 [Thread debugging using libthread_db enabled] Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1". [New Thread 0x7fffed4d0700 (LWP 6204)] [New Thread 0x7fffecccf700 (LWP 6205)] [New Thread 0x7fffec4ce700 (LWP 6206)] [New Thread 0x7fffebccd700 (LWP 6207)] [New Thread 0x7fffeb4cc700 (LWP 6208)] [Thread 0x7fffeb4cc700 (LWP 6208) exited] [Thread 0x7fffebccd700 (LWP 6207) exited] [Thread 0x7fffec4ce700 (LWP 6206) exited] [Thread 0x7fffecccf700 (LWP 6205) exited] Choose platform: [0] Intel [1] Mesa Enter choice: 0 Choose device: [0] Intel(R) HD Graphics Haswell Ultrabook GT2 Mobile Enter choice: 0 --------------------------------------------------------------------- NAME: Intel(R) HD Graphics Haswell Ultrabook GT2 Mobile VENDOR: Intel PROFILE: FULL_PROFILE VERSION: OpenCL 1.2 beignet 1.2 EXTENSIONS: cl_khr_global_int32_base_atomics cl_khr_global_int32_extended_atomics cl_khr_local_int32_base_atomics cl_khr_local_int32_extended_atomics cl_khr_byte_addressable_store cl_khr_image2d_from_buffer cl_khr_spir cl_khr_icd cl_intel_accelerator cl_intel_motion_estimation DRIVER_VERSION: 1.2 Type: GPU EXECUTION_CAPABILITIES: Kernel Native GLOBAL_MEM_CACHE_TYPE: Read-Write (2) CL_DEVICE_LOCAL_MEM_TYPE: Global (2) SINGLE_FP_CONFIG: 0x6 QUEUE_PROPERTIES: 0x2 VENDOR_ID: 32902 MAX_COMPUTE_UNITS: 20 MAX_WORK_ITEM_DIMENSIONS: 3 MAX_WORK_GROUP_SIZE: 512 PREFERRED_VECTOR_WIDTH_CHAR: 16 PREFERRED_VECTOR_WIDTH_SHORT: 8 PREFERRED_VECTOR_WIDTH_INT: 4 PREFERRED_VECTOR_WIDTH_LONG: 2 PREFERRED_VECTOR_WIDTH_FLOAT: 4 PREFERRED_VECTOR_WIDTH_DOUBLE: 0 MAX_CLOCK_FREQUENCY: 1000 ADDRESS_BITS: 32 MAX_MEM_ALLOC_SIZE: 1610612736 IMAGE_SUPPORT: 1 MAX_READ_IMAGE_ARGS: 128 MAX_WRITE_IMAGE_ARGS: 8 IMAGE2D_MAX_WIDTH: 8192 IMAGE2D_MAX_HEIGHT: 8192 IMAGE3D_MAX_WIDTH: 8192 IMAGE3D_MAX_HEIGHT: 8192 IMAGE3D_MAX_DEPTH: 2048 MAX_SAMPLERS: 16 MAX_PARAMETER_SIZE: 1024 MEM_BASE_ADDR_ALIGN: 1024 MIN_DATA_TYPE_ALIGN_SIZE: 128 GLOBAL_MEM_CACHELINE_SIZE: 64 GLOBAL_MEM_CACHE_SIZE: 8192 GLOBAL_MEM_SIZE: <a href="tel:2147483648" target="_blank">2147483648</a> MAX_CONSTANT_BUFFER_SIZE: 134217728 MAX_CONSTANT_ARGS: 8 LOCAL_MEM_SIZE: 65536 ERROR_CORRECTION_SUPPORT: 0 PROFILING_TIMER_RESOLUTION: 80 ENDIAN_LITTLE: 1 AVAILABLE: 1 COMPILER_AVAILABLE: 1 MAX_WORK_GROUP_SIZES: 512 512 512 --------------------------------------------------------------------- ASSERTION FAILED: 0 at file /build/beignet-_o5G2i/beignet-1.2.0~git201601091733.fc410ee~padoka0/backend/src/backend/gen_encoder.cpp, function virtual void gbe::GenEncoder::handleDouble(gbe::GenEncoder*, uint32_t, gbe::GenRegister, gbe::GenRegister, gbe::GenRegister), line 634 Program received signal SIGTRAP, Trace/breakpoint trap. gbe::onFailedAssertion (msg=<optimized out>, file=<optimized out>, fn=<optimized out>, line=<optimized out>) at /build/beignet-_o5G2i/beignet-1.2.0~git201601091733.fc410ee~padoka0/backend/src/sys/assert.cpp:76 76 /build/beignet-_o5G2i/beignet-1.2.0~git201601091733.fc410ee~padoka0/backend/src/sys/assert.cpp: No such file or directory. (gdb) bt #0 gbe::onFailedAssertion (msg=<optimized out>, file=<optimized out>, fn=<optimized out>, line=<optimized out>) at /build/beignet-_o5G2i/beignet-1.2.0~git201601091733.fc410ee~padoka0/backend/src/sys/assert.cpp:76 #1 0x00007ffff397a337 in gbe::GenEncoder::ADD (this=<optimized out>, dest=..., src0=..., src1=...) at /build/beignet-_o5G2i/beignet-1.2.0~git201601091733.fc410ee~padoka0/backend/src/backend/gen_encoder.cpp:817 #2 0x00007ffff39451d6 in gbe::GenContext::emitBinaryInstruction (this=0x7524b0, insn=...) at /build/beignet-_o5G2i/beignet-1.2.0~git201601091733.fc410ee~padoka0/backend/src/backend/gen_context.cpp:768 #3 0x00007ffff39655ac in gbe::GenContext::emitInstructionStream (this=this@entry=0x7524b0) at /build/beignet-_o5G2i/beignet-1.2.0~git201601091733.fc410ee~padoka0/backend/src/./backend/gen_insn_selection.hxx:80 #4 0x00007ffff3965c9e in gbe::GenContext::emitCode (this=0x7524b0) at /build/beignet-_o5G2i/beignet-1.2.0~git201601091733.fc410ee~padoka0/backend/src/backend/gen_context.cpp:3215 #5 0x00007ffff384c2c2 in gbe::Context::compileKernel (this=this@entry=0x7524b0) at /build/beignet-_o5G2i/beignet-1.2.0~git201601091733.fc410ee~padoka0/backend/src/backend/context.cpp:360 #6 0x00007ffff3970cdb in gbe::GenProgram::compileKernel (this=<optimized out>, unit=..., name="sum", relaxMath=<optimized out>, profiling=<optimized out>) at /build/beignet-_o5G2i/beignet-1.2.0~git201601091733.fc410ee~padoka0/backend/src/backend/gen_program.cpp:194 #7 0x00007ffff3850246 in gbe::Program::buildFromUnit (this=this@entry=0xc25960, unit=..., error="") at /build/beignet-_o5G2i/beignet-1.2.0~git201601091733.fc410ee~padoka0/backend/src/backend/program.cpp:174 #8 0x00007ffff38508f9 in gbe::Program::buildFromLLVMFile (this=this@entry=0xc25960, fileName=fileName@entry=0x0, module=module@entry=0xc0ecb0, error="", optLevel=optLevel@entry=1) at /build/beignet-_o5G2i/beignet-1.2.0~git201601091733.fc410ee~padoka0/backend/src/backend/program.cpp:152 #9 0x00007ffff3971403 in gbe::genProgramNewFromLLVM (deviceID=2582, fileName=0x0, module=0xc0ecb0, llvm_ctx=0xc0e5e0, asm_file_name=<optimized out>, stringSize=1000, err=0xc1ca30 "", errSize=0xc13520, optLevel=1, options=0x0) at /build/beignet-_o5G2i/beignet-1.2.0~git201601091733.fc410ee~padoka0/backend/src/backend/gen_program.cpp:421 #10 0x00007ffff385c5c3 in gbe::programNewFromSource (deviceID=2582, source=<optimized out>, stringSize=1000, options=0x0, err=0xc1ca30 "", errSize=0xc13520) at /build/beignet-_o5G2i/beignet-1.2.0~git201601091733.fc410ee~padoka0/backend/src/backend/program.cpp:896 #11 0x00007ffff6f81270 in cl_program_build (p=p@entry=0xc13490, options=0x0) at /build/beignet-_o5G2i/beignet-1.2.0~git201601091733.fc410ee~padoka0/src/cl_program.c:576 #12 0x00007ffff6f784a6 in clBuildProgram (program=0xc13490, num_devices=<optimized out>, device_list=<optimized out>, options=<optimized out>, pfn_notify=0x0, user_data=0x0) at /build/beignet-_o5G2i/beignet-1.2.0~git201601091733.fc410ee~padoka0/src/cl_api.c:956 #13 0x000000000040376d in kernel_from_string () #14 0x00000000004016f7 in main () <o:p></o:p> <div> <div> <div> <div> | Paulo Dias<o:p></o:p> <div> | <a href="mailto:paulo.miguel.dias@gmail.com" target="_blank">paulo.miguel.dias@gmail.com</a><o:p></o:p> Tempora mutantur, nos et mutamur in illis.<o:p></o:p> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </blockquote> </div> <o:p> </o:p> </div> </div> </div> </body> </html>