From 22d651dcef536c75f75537290bf3da5038e68b6b Mon Sep 17 00:00:00 2001 From: Michael Ellerman Date: Tue, 21 Jan 2014 15:22:17 +1100 Subject: selftests/powerpc: Import Anton's memcpy / copy_tofrom_user tests Turn Anton's memcpy / copy_tofrom_user test into something that can live in tools/testing/selftests. It requires one turd in arch/powerpc/lib/memcpy_64.S, but it's pretty harmless IMHO. We are sailing very close to the wind with the feature macros. We define them to nothing, which currently means we get a few extra nops and include the unaligned calls. Signed-off-by: Anton Blanchard Signed-off-by: Michael Ellerman Signed-off-by: Benjamin Herrenschmidt --- .../selftests/powerpc/copyloops/asm/ppc_asm.h | 86 ++++++++++++++++++++++ .../selftests/powerpc/copyloops/asm/processor.h | 0 2 files changed, 86 insertions(+) create mode 100644 tools/testing/selftests/powerpc/copyloops/asm/ppc_asm.h create mode 100644 tools/testing/selftests/powerpc/copyloops/asm/processor.h (limited to 'tools/testing/selftests/powerpc/copyloops/asm') diff --git a/tools/testing/selftests/powerpc/copyloops/asm/ppc_asm.h b/tools/testing/selftests/powerpc/copyloops/asm/ppc_asm.h new file mode 100644 index 000000000000..ccd9c84c4e3f --- /dev/null +++ b/tools/testing/selftests/powerpc/copyloops/asm/ppc_asm.h @@ -0,0 +1,86 @@ +#include + +#define CONFIG_ALTIVEC + +#define r1 1 + +#define vr0 0 +#define vr1 1 +#define vr2 2 +#define vr3 3 +#define vr4 4 +#define vr5 5 +#define vr6 6 +#define vr7 7 +#define vr8 8 +#define vr9 9 +#define vr10 10 +#define vr11 11 +#define vr12 12 +#define vr13 13 +#define vr14 14 +#define vr15 15 +#define vr16 16 +#define vr17 17 +#define vr18 18 +#define vr19 19 +#define vr20 20 +#define vr21 21 +#define vr22 22 +#define vr23 23 +#define vr24 24 +#define vr25 25 +#define vr26 26 +#define vr27 27 +#define vr28 28 +#define vr29 29 +#define vr30 30 +#define vr31 31 + +#define R14 r14 +#define R15 r15 +#define R16 r16 +#define R17 r17 +#define R18 r18 +#define R19 r19 +#define R20 r20 +#define R21 r21 +#define R22 r22 + +#define STACKFRAMESIZE 256 +#define STK_PARAM(i) (48 + ((i)-3)*8) +#define STK_REG(i) (112 + ((i)-14)*8) + +#define _GLOBAL(A) FUNC_START(test_ ## A) + +#define PPC_MTOCRF(A, B) mtocrf A, B + +FUNC_START(enter_vmx_usercopy) + li r3,1 + blr + +FUNC_START(exit_vmx_usercopy) + li r3,0 + blr + +FUNC_START(enter_vmx_copy) + li r3,1 + blr + +FUNC_START(exit_vmx_copy) + blr + +FUNC_START(memcpy_power7) + blr + +FUNC_START(__copy_tofrom_user_power7) + blr + +FUNC_START(__copy_tofrom_user_base) + blr + +#define BEGIN_FTR_SECTION +#define FTR_SECTION_ELSE +#define ALT_FTR_SECTION_END_IFCLR(x) +#define ALT_FTR_SECTION_END(x, y) +#define END_FTR_SECTION_IFCLR(x) diff --git a/tools/testing/selftests/powerpc/copyloops/asm/processor.h b/tools/testing/selftests/powerpc/copyloops/asm/processor.h new file mode 100644 index 000000000000..e69de29bb2d1 -- cgit v1.2.3-59-g8ed1b