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re PR target/60039 (sh3 optimisation bug with -O2)

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PR target/60039
	* config/sh/sh.md (udivsi3_i1): Clobber R1 register

From-SVN: r208688
This commit is contained in:
Kaz Kojima 2014-03-19 22:51:47 +00:00
parent ccd7751b34
commit 8659d57bda
2 changed files with 6 additions and 0 deletions
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gcc/ChangeLog
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@ -1,3 +1,8 @@
2014-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
PR target/60039
* config/sh/sh.md (udivsi3_i1): Clobber R1 register.
2014-03-19 James Greenhalgh <james.greenhalgh@arm.com>
* config/arm/aarch-common-protos.h

1
gcc/config/sh/sh.md
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@ -2314,6 +2314,7 @@
(udiv:SI (reg:SI R4_REG) (reg:SI R5_REG)))
(clobber (reg:SI T_REG))
(clobber (reg:SI PR_REG))
(clobber (reg:SI R1_REG))
(clobber (reg:SI R4_REG))
(use (match_operand:SI 1 "arith_reg_operand" "r"))]
"TARGET_SH1 && TARGET_DIVIDE_CALL_DIV1"