[pytorch] cuBLAS addmm malfunction test (#85084)
Summary: Create unit test to detect cuBLAS breakage via large differences between CPU and GPU addmm invocations
Test Plan:
Sample unit test output --
[...]
test_cublas_addmm_size_10000_cpu_bfloat16 (test_linalg.TestLinalgCPU) ... ok
test_cublas_addmm_size_10000_cpu_float16 (test_linalg.TestLinalgCPU) ... ok
test_cublas_addmm_size_10000_cpu_float32 (test_linalg.TestLinalgCPU) ... ok
test_cublas_addmm_size_1000_cpu_bfloat16 (test_linalg.TestLinalgCPU) ... ok
test_cublas_addmm_size_1000_cpu_float16 (test_linalg.TestLinalgCPU) ... ok
test_cublas_addmm_size_1000_cpu_float32 (test_linalg.TestLinalgCPU) ... ok
test_cublas_addmm_size_100_cpu_bfloat16 (test_linalg.TestLinalgCPU) ... ok
test_cublas_addmm_size_100_cpu_float16 (test_linalg.TestLinalgCPU) ... ok
test_cublas_addmm_size_100_cpu_float32 (test_linalg.TestLinalgCPU) ... ok
[...]
Reviewed By: mikekgfb
Differential Revision: D39433029
Pull Request resolved: https://github.com/pytorch/pytorch/pull/85084
Approved by: https://github.com/zrphercule
