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[gomp] Fix PTX worker spill/fill

Message ID 55A7DA98.5020404@acm.org
State New
Headers show

Commit Message

Nathan Sidwell July 16, 2015, 4:23 p.m. UTC 
I've committed this patch to fix a bug in the worker spill/fill code.  We ended 
up not incrementing the pointer, resulting in the stack frame being filled with 
the same value.

Thanks to Jim for finding the failure.

nathan
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Patch

2015-07-16  Nathan Sidwell  <nathan@codesourcery.com>

	* config/nvptx/nvptx.c (nvptx_gen_wcast): Fix typo accessing reg's
	mode for pointer increment.

Index: config/nvptx/nvptx.c
===================================================================
--- config/nvptx/nvptx.c	(revision 225831)
+++ config/nvptx/nvptx.c	(working copy)
@@ -1257,7 +1257,7 @@  nvptx_gen_wcast (rtx reg, propagate_mask
 	    
 	    emit_insn (res);
 	    emit_insn (gen_adddi3 (data->ptr, data->ptr,
-				   GEN_INT (GET_MODE_SIZE (GET_MODE (res)))));
+				   GEN_INT (GET_MODE_SIZE (GET_MODE (reg)))));
 	    res = get_insns ();
 	    end_sequence ();
 	  }