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openSUSE:12.2
libgcj41
nov341254-altivec.diff
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File nov341254-altivec.diff of Package libgcj41
--- gcc-4.1.2-20070115/gcc/reload1.c.orig 2006-06-22 21:41:03.000000000 +0530 +++ gcc-4.1.2-20070115/gcc/reload1.c 2007-11-10 13:59:25.000000000 +0530 @@ -880,16 +880,8 @@ reload (rtx first, int global) { int something_changed; int did_spill; - HOST_WIDE_INT starting_frame_size; - /* Round size of stack frame to stack_alignment_needed. This must be done - here because the stack size may be a part of the offset computation - for register elimination, and there might have been new stack slots - created in the last iteration of this loop. */ - if (cfun->stack_alignment_needed) - assign_stack_local (BLKmode, 0, cfun->stack_alignment_needed); - starting_frame_size = get_frame_size (); set_initial_elim_offsets (); @@ -956,6 +948,20 @@ reload (rtx first, int global) /* If we allocated another stack slot, redo elimination bookkeeping. */ if (starting_frame_size != get_frame_size ()) continue; + if (starting_frame_size && cfun->stack_alignment_needed) + { + /* If we have a stack frame, we must align it now. The + stack size may be a part of the offset computation for + register elimination. So if this changes the stack size, + then repeat the elimination bookkeeping. We don't + realign when there is no stack, as that will cause a + stack frame when none is needed should + STARTING_FRAME_OFFSET not be already aligned to + STACK_BOUNDARY. */ + assign_stack_local (BLKmode, 0, cfun->stack_alignment_needed); + if (starting_frame_size != get_frame_size ()) + continue; + } if (caller_save_needed) {
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