On Fri, Aug 03, 2018 at 11:45:31AM +0200, Tom de Vries wrote: > If a target does not support exceptions, it can indicate this by returning > UI_NONE in TARGET_EXCEPT_UNWIND_INFO. Currently the compiler still emits > exception tables for such a target. > > This patch makes sure that no exception tables are emitted if the target does > not support exceptions. This allows us to remove a workaround in > TARGET_ASM_BYTE_OP in the nvptx port. > > Build on x86_64 with nvptx accelerator, and tested libgomp. > > OK for trunk if currently running bootstrap and reg-test on x86_64 succeeds?
LGTM (for UI_NONE there is no personality function either, so nothing to decode .gcc_except_table ...). > 2018-08-03 Tom de Vries <tdevr...@suse.de> > > * common/config/nvptx/nvptx-common.c (nvptx_except_unwind_info): Return > UI_NONE. > * config/nvptx/nvptx.c (TARGET_ASM_BYTE_OP): Remove define. > * except.c (output_function_exception_table): Do early exit if > targetm_common.except_unwind_info (&global_options) == UI_NONE. Jakub