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[Bug target/50883] New: [ARM] Suboptimal optimization for small structures
- From: "sebastian dot huber at embedded-brains dot de" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Thu, 27 Oct 2011 11:53:48 +0000
- Subject: [Bug target/50883] New: [ARM] Suboptimal optimization for small structures
- Auto-submitted: auto-generated
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50883
Bug #: 50883
Summary: [ARM] Suboptimal optimization for small structures
Classification: Unclassified
Product: gcc
Version: 4.6.2
Status: UNCONFIRMED
Severity: enhancement
Priority: P3
Component: target
AssignedTo: unassigned@gcc.gnu.org
ReportedBy: sebastian.huber@embedded-brains.de
Target: arm-eabi-gcc
Compared to PowerPC the optimization for the attached test case is suboptimal.
Command line:
arm-eabi-gcc -O2 -march=armv7-m -mthumb -S test-1.c -o test-1-arm.s
powerpc-rtems4.11-gcc -O2 -S test-1.c -o test-1-ppc.s