diff options
Diffstat (limited to '')
-rw-r--r-- | tools/testing/selftests/powerpc/switch_endian/Makefile | 5 | ||||
-rw-r--r-- | tools/testing/selftests/powerpc/switch_endian/switch_endian_test.S | 23 |
2 files changed, 22 insertions, 6 deletions
diff --git a/tools/testing/selftests/powerpc/switch_endian/Makefile b/tools/testing/selftests/powerpc/switch_endian/Makefile index bdc081afedb0..0da2e0a74264 100644 --- a/tools/testing/selftests/powerpc/switch_endian/Makefile +++ b/tools/testing/selftests/powerpc/switch_endian/Makefile @@ -1,12 +1,13 @@ # SPDX-License-Identifier: GPL-2.0 TEST_GEN_PROGS := switch_endian_test -ASFLAGS += -O2 -Wall -g -nostdlib -m64 - EXTRA_CLEAN = $(OUTPUT)/*.o $(OUTPUT)/check-reversed.S top_srcdir = ../../../../.. include ../../lib.mk +include ../flags.mk + +ASFLAGS += -O2 -Wall -g -nostdlib -m64 $(OUTPUT)/switch_endian_test: ASFLAGS += -I $(OUTPUT) $(OUTPUT)/switch_endian_test: $(OUTPUT)/check-reversed.S 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 |