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thumb2.md (thumb2_mulsi_short_compare0): Use a low-register for the scratch.

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* arm/thumb2.md (thumb2_mulsi_short_compare0): Use a low-register
	for the scratch.

From-SVN: r155011
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Richard Earnshaw 2009-12-05 17:04:39 +00:00 • committed by Richard Earnshaw
parent 2e6623d8fa
commit 3fc604fcde
2 changed files with 6 additions and 1 deletions
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5
gcc/ChangeLog
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@ -1,3 +1,8 @@
2009-12-05 Richard Earnshaw <rearnsha@arm.com>
* arm/thumb2.md (thumb2_mulsi_short_compare0): Use a low-register
for the scratch.
2009-12-04 David Daney <ddaney@caviumnetworks.com> 2009-12-04 David Daney <ddaney@caviumnetworks.com>
PR rtl-optimization/42164 PR rtl-optimization/42164

2
gcc/config/arm/thumb2.md
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@ -1310,7 +1310,7 @@
(mult:SI (match_operand:SI 1 "register_operand" "%0") (mult:SI (match_operand:SI 1 "register_operand" "%0")
(match_operand:SI 2 "register_operand" "l")) (match_operand:SI 2 "register_operand" "l"))
(const_int 0))) (const_int 0)))
(clobber (match_scratch:SI 0 "=r"))] (clobber (match_scratch:SI 0 "=l"))]
"TARGET_THUMB2 && optimize_size" "TARGET_THUMB2 && optimize_size"
"muls\\t%0, %2, %0" "muls\\t%0, %2, %0"
[(set_attr "length" "2") [(set_attr "length" "2")