Re: Discussion about arm/aarch64 testcase failures seen with patch for PR111673

2024-01-28 Thread Surya Kumari Jangala via Gcc
Hi Richard, Ping. I have provided root cause analysis of two test failures on arm with my patch for PR111673. I have also provided a solution (a fix in LRA) to fix these failures. Please let me know if the LRA fix is fine. If so, I can ignore these two arm test failures for now, and checkin

Re: Discussion about arm/aarch64 testcase failures seen with patch for PR111673

2023-12-15 Thread Surya Kumari Jangala via Gcc
Hi Richard, Here are more details about the testcase failure and my analysis/fix: Testcase: void f(int *i) { if (!i) return; else { __builtin_printf("Hi"); *i=0; } } -- Assembly w/o patch: cbz

Re: Discussion about arm/aarch64 testcase failures seen with patch for PR111673

2023-12-14 Thread Richard Earnshaw (lists) via Gcc
On 14/12/2023 07:17, Surya Kumari Jangala via Gcc wrote: > Hi Richard, > Thanks a lot for your response! > > Another failure reported by the Linaro CI is as follows: > > Running gcc:gcc.dg/dg.exp ... > FAIL: gcc.dg/ira-shrinkwrap-prep-1.c scan-rtl-dump pro_and_epilogue > "Performing

Re: Discussion about arm/aarch64 testcase failures seen with patch for PR111673

2023-12-13 Thread Surya Kumari Jangala via Gcc
Hi Richard, Thanks a lot for your response! Another failure reported by the Linaro CI is as follows: Running gcc:gcc.dg/dg.exp ... FAIL: gcc.dg/ira-shrinkwrap-prep-1.c scan-rtl-dump pro_and_epilogue "Performing shrink-wrapping" FAIL: gcc.dg/pr10474.c scan-rtl-dump pro_and_epilogue "Performing

Re: Discussion about arm/aarch64 testcase failures seen with patch for PR111673

2023-11-28 Thread Richard Sandiford via Gcc
Richard Earnshaw writes: > On 28/11/2023 12:52, Surya Kumari Jangala wrote: >> Hi Richard, >> Thanks a lot for your response! >> >> Another failure reported by the Linaro CI is as follows : >> (Note: I am planning to send a separate mail for each failure, as this will >> make >> the discussion

Re: Discussion about arm/aarch64 testcase failures seen with patch for PR111673

2023-11-28 Thread Richard Earnshaw via Gcc
On 28/11/2023 12:52, Surya Kumari Jangala wrote: Hi Richard, Thanks a lot for your response! Another failure reported by the Linaro CI is as follows : (Note: I am planning to send a separate mail for each failure, as this will make the discussion easy to track) FAIL:

Re: Discussion about arm/aarch64 testcase failures seen with patch for PR111673

2023-11-28 Thread Surya Kumari Jangala via Gcc
Hi Richard, Thanks a lot for your response! Another failure reported by the Linaro CI is as follows : (Note: I am planning to send a separate mail for each failure, as this will make the discussion easy to track) FAIL: gcc.target/aarch64/sve/acle/general/cpy_1.c -march=armv8.2-a+sve