From 4ceae137bdab2232e57b2e6fd5631a22a0160938 Mon Sep 17 00:00:00 2001 From: Ravi Bangoria Date: Tue, 14 Feb 2017 14:46:43 +0530 Subject: powerpc: emulate_step() tests for load/store instructions Add new selftest that test emulate_step for Normal, Floating Point, Vector and Vector Scalar - load/store instructions. Test should run at boot time if CONFIG_KPROBES_SANITY_TEST and CONFIG_PPC64 is set. Sample log: emulate_step_test: ld : PASS emulate_step_test: lwz : PASS emulate_step_test: lwzx : PASS emulate_step_test: std : PASS emulate_step_test: ldarx / stdcx. : PASS emulate_step_test: lfsx : PASS emulate_step_test: stfsx : PASS emulate_step_test: lfdx : PASS emulate_step_test: stfdx : PASS emulate_step_test: lvx : PASS emulate_step_test: stvx : PASS emulate_step_test: lxvd2x : PASS emulate_step_test: stxvd2x : PASS Signed-off-by: Ravi Bangoria [mpe: Drop start/complete lines, make it all __init] Signed-off-by: Michael Ellerman --- arch/powerpc/include/asm/ppc-opcode.h | 7 +++++++ 1 file changed, 7 insertions(+) (limited to 'arch/powerpc/include/asm/ppc-opcode.h') diff --git a/arch/powerpc/include/asm/ppc-opcode.h b/arch/powerpc/include/asm/ppc-opcode.h index d99bd442aacb..e7d6d86563ee 100644 --- a/arch/powerpc/include/asm/ppc-opcode.h +++ b/arch/powerpc/include/asm/ppc-opcode.h @@ -284,6 +284,13 @@ #define PPC_INST_BRANCH_COND 0x40800000 #define PPC_INST_LBZCIX 0x7c0006aa #define PPC_INST_STBCIX 0x7c0007aa +#define PPC_INST_LWZX 0x7c00002e +#define PPC_INST_LFSX 0x7c00042e +#define PPC_INST_STFSX 0x7c00052e +#define PPC_INST_LFDX 0x7c0004ae +#define PPC_INST_STFDX 0x7c0005ae +#define PPC_INST_LVX 0x7c0000ce +#define PPC_INST_STVX 0x7c0001ce /* macros to insert fields into opcodes */ #define ___PPC_RA(a) (((a) & 0x1f) << 16) -- cgit v1.2.3