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re PR target/39561 (-mno-expand-cbranchdi broken)

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PR target/39561
	* config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
	TARGET_EXPAND_CBRANCHDI4.
	* config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
	* config/sh/sh.opt (mexpand-cbranchdi): Remove.
	(cmpeqdi): Fix comment.

From-SVN: r147453
This commit is contained in:
Kaz Kojima 2009-05-12 22:47:03 +00:00
parent 2be517627a
commit c353772305
4 changed files with 16 additions and 16 deletions
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9
gcc/ChangeLog
View file

@ -1,3 +1,12 @@
2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
PR target/39561
* config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
TARGET_EXPAND_CBRANCHDI4.
* config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
* config/sh/sh.opt (mexpand-cbranchdi): Remove.
(cmpeqdi): Fix comment.
2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
* config/sh/sh-protos.h (sh_legitimate_index_p): Declare.

5
gcc/config/sh/sh.h
View file

@ -473,10 +473,7 @@ do { \
sh_div_str = SH_DIV_STR_FOR_SIZE ; \
} \
else \
{ \
TARGET_CBRANCHDI4 = 1; \
TARGET_EXPAND_CBRANCHDI4 = 1; \
} \
TARGET_CBRANCHDI4 = 1; \
/* We can't meaningfully test TARGET_SHMEDIA here, because -m options \
haven't been parsed yet, hence we'd read only the default. \
sh_target_reg_class will return NO_REGS if this is not SHMEDIA, so \

10
gcc/config/sh/sh.md
View file

@ -1,6 +1,6 @@
;;- Machine description for Renesas / SuperH SH.
;; Copyright (C) 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002,
;; 2003, 2004, 2005, 2006, 2007, 2008 Free Software Foundation, Inc.
;; 2003, 2004, 2005, 2006, 2007, 2008, 2009 Free Software Foundation, Inc.
;; Contributed by Steve Chamberlain (sac@cygnus.com).
;; Improved by Jim Wilson (wilson@cygnus.com).
@ -723,11 +723,9 @@
else
{
if (TARGET_EXPAND_CBRANCHDI4)
{
if (expand_cbranchdi4 (operands, LAST_AND_UNUSED_RTX_CODE))
DONE;
}
if (expand_cbranchdi4 (operands, LAST_AND_UNUSED_RTX_CODE))
DONE;
comparison = prepare_cbranch_operands (operands, DImode,
LAST_AND_UNUSED_RTX_CODE);
if (comparison != GET_CODE (operands[0]))

8
gcc/config/sh/sh.opt
View file

@ -1,6 +1,6 @@
; Options for the SH port of the compiler.
; Copyright (C) 2005, 2006, 2007, 2008 Free Software Foundation, Inc.
; Copyright (C) 2005, 2006, 2007, 2008, 2009 Free Software Foundation, Inc.
;
; This file is part of GCC.
;
@ -224,13 +224,9 @@ mcbranchdi
Target Var(TARGET_CBRANCHDI4)
Enable cbranchdi4 pattern
mexpand-cbranchdi
Target Var(TARGET_EXPAND_CBRANCHDI4)
Expand cbranchdi4 pattern early into separate comparisons and branches.
mcmpeqdi
Target Var(TARGET_CMPEQDI_T)
Emit cmpeqdi_t pattern even when -mcbranchdi and -mexpand-cbranchdi are in effect.
Emit cmpeqdi_t pattern even when -mcbranchdi is in effect.
mcut2-workaround
Target RejectNegative Var(TARGET_SH5_CUT2_WORKAROUND)