From 33fb1625992ba8180b42988e714460bcab08ca0f Mon Sep 17 00:00:00 2001 From: Stafford Horne Date: Sat, 18 Mar 2023 16:43:05 +0900 Subject: [PATCH] or1k: Do not clear existing FPU exceptions before updating We should always carry the exceptions forward. This bug was found when working on testing glibc math tests, many tests were failing with Overflow and Underflow flags not set. This was traced to here. libgcc/ChangeLog: * config/or1k/sfp-machine.h (FP_HANDLE_EXCEPTIONS): Remove statement clearing existing exceptions. --- libgcc/config/or1k/sfp-machine.h | 1 - 1 file changed, 1 deletion(-) diff --git a/libgcc/config/or1k/sfp-machine.h b/libgcc/config/or1k/sfp-machine.h index 162c6bc53262..c804270fb3cb 100644 --- a/libgcc/config/or1k/sfp-machine.h +++ b/libgcc/config/or1k/sfp-machine.h @@ -73,7 +73,6 @@ do { \ do { \ if (__builtin_expect (_fex, 0)) \ { \ - _fpcsr &= ~FP_EX_ALL; \ _fpcsr |= _fex; \ __asm__ volatile ("l.mtspr r0,%0,20" : : "r" (_fpcsr)); \ } \ -- 2.39.2