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powerpc: sstep: Add tests for add[.] instruction 

This adds test cases for the add[.] instruction.

Signed-off-by: Sandipan Das <sandipan@linux.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
hifive-unleashed-5.1
Sandipan Das 2019-02-20 12:26:59 +05:30 committed by Michael Ellerman
parent 84022ac173
commit 44dea1784b
1 changed files with 176 additions and 0 deletions
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176
arch/powerpc/lib/test_emulate_step.c
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@ -49,6 +49,10 @@
___PPC_RA(a) | ___PPC_RB(b))
#define TEST_LXVD2X(s, a, b) (PPC_INST_LXVD2X | VSX_XX1((s), R##a, R##b))
#define TEST_STXVD2X(s, a, b) (PPC_INST_STXVD2X | VSX_XX1((s), R##a, R##b))
#define TEST_ADD(t, a, b) (PPC_INST_ADD | ___PPC_RT(t) | \
___PPC_RA(a) | ___PPC_RB(b))
#define TEST_ADD_DOT(t, a, b) (PPC_INST_ADD | ___PPC_RT(t) | \
___PPC_RA(a) | ___PPC_RB(b) | 0x1)
#define MAX_SUBTESTS 16
@ -473,6 +477,178 @@ static struct compute_test compute_tests[] = {
}
}
}
},
{
.mnemonic = "add",
.subtests = {
{
.descr = "RA = LONG_MIN, RB = LONG_MIN",
.instr = TEST_ADD(20, 21, 22),
.regs = {
.gpr[21] = LONG_MIN,
.gpr[22] = LONG_MIN,
}
},
{
.descr = "RA = LONG_MIN, RB = LONG_MAX",
.instr = TEST_ADD(20, 21, 22),
.regs = {
.gpr[21] = LONG_MIN,
.gpr[22] = LONG_MAX,
}
},
{
.descr = "RA = LONG_MAX, RB = LONG_MAX",
.instr = TEST_ADD(20, 21, 22),
.regs = {
.gpr[21] = LONG_MAX,
.gpr[22] = LONG_MAX,
}
},
{
.descr = "RA = ULONG_MAX, RB = ULONG_MAX",
.instr = TEST_ADD(20, 21, 22),
.regs = {
.gpr[21] = ULONG_MAX,
.gpr[22] = ULONG_MAX,
}
},
{
.descr = "RA = ULONG_MAX, RB = 0x1",
.instr = TEST_ADD(20, 21, 22),
.regs = {
.gpr[21] = ULONG_MAX,
.gpr[22] = 0x1,
}
},
{
.descr = "RA = INT_MIN, RB = INT_MIN",
.instr = TEST_ADD(20, 21, 22),
.regs = {
.gpr[21] = INT_MIN,
.gpr[22] = INT_MIN,
}
},
{
.descr = "RA = INT_MIN, RB = INT_MAX",
.instr = TEST_ADD(20, 21, 22),
.regs = {
.gpr[21] = INT_MIN,
.gpr[22] = INT_MAX,
}
},
{
.descr = "RA = INT_MAX, RB = INT_MAX",
.instr = TEST_ADD(20, 21, 22),
.regs = {
.gpr[21] = INT_MAX,
.gpr[22] = INT_MAX,
}
},
{
.descr = "RA = UINT_MAX, RB = UINT_MAX",
.instr = TEST_ADD(20, 21, 22),
.regs = {
.gpr[21] = UINT_MAX,
.gpr[22] = UINT_MAX,
}
},
{
.descr = "RA = UINT_MAX, RB = 0x1",
.instr = TEST_ADD(20, 21, 22),
.regs = {
.gpr[21] = UINT_MAX,
.gpr[22] = 0x1,
}
}
}
},
{
.mnemonic = "add.",
.subtests = {
{
.descr = "RA = LONG_MIN, RB = LONG_MIN",
.flags = IGNORE_CCR,
.instr = TEST_ADD_DOT(20, 21, 22),
.regs = {
.gpr[21] = LONG_MIN,
.gpr[22] = LONG_MIN,
}
},
{
.descr = "RA = LONG_MIN, RB = LONG_MAX",
.instr = TEST_ADD_DOT(20, 21, 22),
.regs = {
.gpr[21] = LONG_MIN,
.gpr[22] = LONG_MAX,
}
},
{
.descr = "RA = LONG_MAX, RB = LONG_MAX",
.flags = IGNORE_CCR,
.instr = TEST_ADD_DOT(20, 21, 22),
.regs = {
.gpr[21] = LONG_MAX,
.gpr[22] = LONG_MAX,
}
},
{
.descr = "RA = ULONG_MAX, RB = ULONG_MAX",
.instr = TEST_ADD_DOT(20, 21, 22),
.regs = {
.gpr[21] = ULONG_MAX,
.gpr[22] = ULONG_MAX,
}
},
{
.descr = "RA = ULONG_MAX, RB = 0x1",
.instr = TEST_ADD_DOT(20, 21, 22),
.regs = {
.gpr[21] = ULONG_MAX,
.gpr[22] = 0x1,
}
},
{
.descr = "RA = INT_MIN, RB = INT_MIN",
.instr = TEST_ADD_DOT(20, 21, 22),
.regs = {
.gpr[21] = INT_MIN,
.gpr[22] = INT_MIN,
}
},
{
.descr = "RA = INT_MIN, RB = INT_MAX",
.instr = TEST_ADD_DOT(20, 21, 22),
.regs = {
.gpr[21] = INT_MIN,
.gpr[22] = INT_MAX,
}
},
{
.descr = "RA = INT_MAX, RB = INT_MAX",
.instr = TEST_ADD_DOT(20, 21, 22),
.regs = {
.gpr[21] = INT_MAX,
.gpr[22] = INT_MAX,
}
},
{
.descr = "RA = UINT_MAX, RB = UINT_MAX",
.instr = TEST_ADD_DOT(20, 21, 22),
.regs = {
.gpr[21] = UINT_MAX,
.gpr[22] = UINT_MAX,
}
},
{
.descr = "RA = UINT_MAX, RB = 0x1",
.instr = TEST_ADD_DOT(20, 21, 22),
.regs = {
.gpr[21] = UINT_MAX,
.gpr[22] = 0x1,
}
}
}
}
};