From af794b94ae8a16fb4a9da6ce640c122efb44e2a0 Mon Sep 17 00:00:00 2001 From: Ingo Molnar Date: Thu, 4 Jun 2009 13:58:13 +0200 Subject: [PATCH] perf_counter tools: Build with native optimization Build the tools with -march=native by default. No measurable difference in speed though, compared to the default, on a Nehalem testbox. Cc: Peter Zijlstra Cc: Mike Galbraith Cc: Paul Mackerras Cc: Corey Ashford Cc: Marcelo Tosatti Cc: Arnaldo Carvalho de Melo Cc: Thomas Gleixner LKML-Reference: Signed-off-by: Ingo Molnar --- Documentation/perf_counter/Makefile | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/Documentation/perf_counter/Makefile b/Documentation/perf_counter/Makefile index 005709b7b19a..414399cbc51a 100644 --- a/Documentation/perf_counter/Makefile +++ b/Documentation/perf_counter/Makefile @@ -159,7 +159,7 @@ uname_V := $(shell sh -c 'uname -v 2>/dev/null || echo not') # CFLAGS and LDFLAGS are for the users to override from the command line. -CFLAGS = -ggdb3 -Wall -Werror -Wstrict-prototypes -Wmissing-declarations -Wmissing-prototypes -std=gnu99 -Wdeclaration-after-statement -O6 +CFLAGS = -ggdb3 -Wall -Werror -Wstrict-prototypes -Wmissing-declarations -Wmissing-prototypes -std=gnu99 -Wdeclaration-after-statement -O6 -march=native LDFLAGS = -lpthread -lrt -lelf ALL_CFLAGS = $(CFLAGS) ALL_LDFLAGS = $(LDFLAGS)