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-rw-r--r--tools/testing/selftests/powerpc/switch_endian/switch_endian_test.S23
1 files changed, 19 insertions, 4 deletions
diff --git a/tools/testing/selftests/powerpc/switch_endian/switch_endian_test.S b/tools/testing/selftests/powerpc/switch_endian/switch_endian_test.S
index cc4930467235..7887f78cf072 100644
--- a/tools/testing/selftests/powerpc/switch_endian/switch_endian_test.S
+++ b/tools/testing/selftests/powerpc/switch_endian/switch_endian_test.S
@@ -3,9 +3,13 @@
.data
.balign 8
-message:
+success_message:
.ascii "success: switch_endian_test\n\0"
+ .balign 8
+failure_message:
+ .ascii "failure: switch_endian_test\n\0"
+
.section ".toc"
.balign 8
pattern:
@@ -64,6 +68,9 @@ FUNC_START(_start)
li r0, __NR_switch_endian
sc
+ tdi 0, 0, 0x48 // b +8 if the endian was switched
+ b .Lfail // exit if endian didn't switch
+
#include "check-reversed.S"
/* Flip back, r0 already has the switch syscall number */
@@ -71,12 +78,20 @@ FUNC_START(_start)
#include "check.S"
+ ld r4, success_message@got(%r2)
+ li r5, 28 // strlen(success_message)
+ li r14, 0 // exit status
+.Lout:
li r0, __NR_write
li r3, 1 /* stdout */
- ld r4, message@got(%r2)
- li r5, 28 /* strlen(message3) */
sc
li r0, __NR_exit
- li r3, 0
+ mr r3, r14
sc
b .
+
+.Lfail:
+ ld r4, failure_message@got(%r2)
+ li r5, 28 // strlen(failure_message)
+ li r14, 1
+ b .Lout