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Commit 39acb18f authored by Eric Botcazou's avatar Eric Botcazou Committed by Eric Botcazou
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aix.h (STACK_CHECK_STATIC_BUILTIN): Define to 1. 

	* config/rs6000/aix.h (STACK_CHECK_STATIC_BUILTIN): Define to 1.
	* config/rs6000/linux.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
	* config/rs6000/linux64.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
	(STACK_CHECK_PROTECT): Define.
	* config/rs6000/rs6000.c (rs6000_emit_probe_stack_range): New function.
	(output_probe_stack_range): Likewise.
	(rs6000_emit_prologue): Invoke rs6000_emit_probe_stack_range if static
	builtin stack checking is enabled.
	* config/rs6000/rs6000-protos.h (output_probe_stack_range): Declare.
	* config/rs6000/rs6000.md (UNSPECV_PROBE_STACK_RANGE): New constant.
	(probe_stack_range): New insn.

From-SVN: r163424
parent 410841c6
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