From: David Ahern Date: Mon, 11 Jul 2011 21:38:24 +0000 (-0600) Subject: perf tools, x86: Fix 32-bit compile on 64-bit system X-Git-Tag: v3.1-rc1~280^5 X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=08a4a43fc407d780bdde36d98f89c0dbb2a6be6b;p=pandora-kernel.git perf tools, x86: Fix 32-bit compile on 64-bit system Builds for 32-bit perf binaries on a 64-bit host currently fail with this error: [...] bench/../../../arch/x86/lib/memcpy_64.S: Assembler messages: bench/../../../arch/x86/lib/memcpy_64.S:29: Error: bad register name `%rdi' bench/../../../arch/x86/lib/memcpy_64.S:34: Error: invalid instruction suffix for `movs' bench/../../../arch/x86/lib/memcpy_64.S:50: Error: bad register name `%rdi' bench/../../../arch/x86/lib/memcpy_64.S:61: Error: bad register name `%rdi' ... The problem is the detection of the host arch without considering passed in flags. This change fixes 32-bit builds via: make EXTRA_CFLAGS=-m32 and 64-bit builds still reference the memcpy_64.S. Signed-off-by: David Ahern Acked-by: Frederic Weisbecker Signed-off-by: Peter Zijlstra Cc: Link: http://lkml.kernel.org/r/1310420304-21452-1-git-send-email-dsahern@gmail.com Signed-off-by: Ingo Molnar --- Reading git-diff-tree failed