lkml.org 
[lkml]   [2018]   [Jun]   [8]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH v4 4/4] selftests/powerpc: update strlen() test to test the new assembly function
Date
This patch modifies the test for testing the new assembly strlen() instead
of the generic strlen()

Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
---
v4: new

tools/testing/selftests/powerpc/stringloops/Makefile | 3 +--
.../selftests/powerpc/stringloops/asm/cache.h | 1 +
.../selftests/powerpc/stringloops/asm/ppc_asm.h | 20 ++++++++++++++++++++
tools/testing/selftests/powerpc/stringloops/string.S | 1 +
4 files changed, 23 insertions(+), 2 deletions(-)
create mode 100644 tools/testing/selftests/powerpc/stringloops/asm/cache.h
create mode 120000 tools/testing/selftests/powerpc/stringloops/string.S

diff --git a/tools/testing/selftests/powerpc/stringloops/Makefile b/tools/testing/selftests/powerpc/stringloops/Makefile
index df663ee9ddb3..0c088a6d0369 100644
--- a/tools/testing/selftests/powerpc/stringloops/Makefile
+++ b/tools/testing/selftests/powerpc/stringloops/Makefile
@@ -10,8 +10,7 @@ $(OUTPUT)/memcmp_64: CFLAGS += -m64
$(OUTPUT)/memcmp_32: memcmp.c
$(OUTPUT)/memcmp_32: CFLAGS += -m32

-$(OUTPUT)/strlen: strlen.c string.o
-$(OUTPUT)/string.o: string.c
+$(OUTPUT)/strlen: strlen.c string.S

ASFLAGS = $(CFLAGS)

diff --git a/tools/testing/selftests/powerpc/stringloops/asm/cache.h b/tools/testing/selftests/powerpc/stringloops/asm/cache.h
new file mode 100644
index 000000000000..8a2840831122
--- /dev/null
+++ b/tools/testing/selftests/powerpc/stringloops/asm/cache.h
@@ -0,0 +1 @@
+#define IFETCH_ALIGN_BYTES 4
diff --git a/tools/testing/selftests/powerpc/stringloops/asm/ppc_asm.h b/tools/testing/selftests/powerpc/stringloops/asm/ppc_asm.h
index 136242ec4b0e..9f8e34ffc131 100644
--- a/tools/testing/selftests/powerpc/stringloops/asm/ppc_asm.h
+++ b/tools/testing/selftests/powerpc/stringloops/asm/ppc_asm.h
@@ -1,4 +1,12 @@
/* SPDX-License-Identifier: GPL-2.0 */
+#if !defined(CONFIG_PPC64) && !defined(CONFIG_PPC32)
+#ifdef __powerpc64__
+#define CONFIG_PPC64
+#else
+#define CONFIG_PPC32
+#endif
+#endif
+
#include <ppc-asm.h>

#ifndef r1
@@ -6,3 +14,15 @@
#endif

#define _GLOBAL(A) FUNC_START(test_ ## A)
+
+#ifdef __powerpc64__
+#define SZL 8
+#define PPC_LLU ldu
+#define PPC_LCMPI cmpldi
+#define PPC_ROTLI rotldi
+#else
+#define SZL 4
+#define PPC_LLU lwzu
+#define PPC_LCMPI cmplwi
+#define PPC_ROTLI rotlwi
+#endif
diff --git a/tools/testing/selftests/powerpc/stringloops/string.S b/tools/testing/selftests/powerpc/stringloops/string.S
new file mode 120000
index 000000000000..9f5babec7d21
--- /dev/null
+++ b/tools/testing/selftests/powerpc/stringloops/string.S
@@ -0,0 +1 @@
+../../../../../arch/powerpc/lib/string.S
\ No newline at end of file
--
2.13.3
\
 
 \ /
  Last update: 2018-06-08 12:21    [W:0.056 / U:0.640 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site