Sathvika Vasireddy wrote:
This adds selftests for setb instruction.
Signed-off-by: Sathvika Vasireddy <sathv...@linux.vnet.ibm.com>
---
arch/powerpc/include/asm/ppc-opcode.h | 1 +
arch/powerpc/lib/test_emulate_step.c | 28 +++++++++++++++++++++++++++++++++++
2 files changed, 29 insertions(+)
diff --git a/arch/powerpc/include/asm/ppc-opcode.h
b/arch/powerpc/include/asm/ppc-opcode.h
index ed161ef2b3ca..32bf53260737 100644
--- a/arch/powerpc/include/asm/ppc-opcode.h
+++ b/arch/powerpc/include/asm/ppc-opcode.h
@@ -245,6 +245,7 @@
#define PPC_INST_STRING 0x7c00042a
#define PPC_INST_STRING_MASK 0xfc0007fe
#define PPC_INST_STRING_GEN_MASK 0xfc00067e
+#define PPC_INST_SETB 0x7c000100
#define PPC_INST_STSWI 0x7c0005aa
#define PPC_INST_STSWX 0x7c00052a
#define PPC_INST_TRECHKPT 0x7c0007dd
diff --git a/arch/powerpc/lib/test_emulate_step.c
b/arch/powerpc/lib/test_emulate_step.c
index 783d1b85ecfe..c338e35b627c 100644
--- a/arch/powerpc/lib/test_emulate_step.c
+++ b/arch/powerpc/lib/test_emulate_step.c
@@ -53,6 +53,8 @@
ppc_inst_prefix(PPC_PREFIX_MLS | __PPC_PRFX_R(pr) | IMM_H(i), \
PPC_RAW_ADDI(t, a, i))
+#define TEST_SETB(t, bfa) ppc_inst(PPC_INST_SETB | ___PPC_RT(t) | ___PPC_RA((bfa & 0x7) << 2))
+
static void __init init_pt_regs(struct pt_regs *regs)
{
@@ -929,6 +931,67 @@ static struct compute_test compute_tests[] = {
}
}
},
+ {
+ .mnemonic = "setb",
+ .subtests = {
Since this is ISA v3.0, you also need to restrict these tests. You can
do that by setting cpu_feature.
- Naveen
