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powerpc/ppc-opcode: Move ppc instruction encoding from test_emulate_step

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Few ppc instructions are encoded in test_emulate_step.c, consolidate
them and use it from ppc-opcode.h

Signed-off-by: Balamuruhan S <bala24@linux.ibm.com>
Tested-by: Naveen N. Rao <naveen.n.rao@linux.vnet.ibm.com>
Acked-by: Naveen N. Rao <naveen.n.rao@linux.vnet.ibm.com>
Acked-by: Sandipan Das <sandipan@linux.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20200624113038.908074-3-bala24@linux.ibm.com
This commit is contained in:
Balamuruhan S
2020-06-24 17:00:34 +05:30
committed by Michael Ellerman
parent db551f8cc6
commit 1d33dd8408
2 changed files with 74 additions and 99 deletions
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18
arch/powerpc/include/asm/ppc-opcode.h
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@@ -76,6 +76,9 @@
#define __REGA0_R30 30
#define __REGA0_R31 31
#define IMM_L(i) ((uintptr_t)(i) & 0xffff)
#define IMM_DS(i) ((uintptr_t)(i) & 0xfffc)
/* opcode and xopcode for instructions */
#define OP_TRAP 3
#define OP_TRAP_64 2
@@ -522,6 +525,21 @@
(PPC_INST_VCMPEQUD | ___PPC_RT(vrt) | ___PPC_RA(vra) | ___PPC_RB(vrb) | __PPC_RC21)
#define PPC_RAW_VCMPEQUB_RC(vrt, vra, vrb) \
(PPC_INST_VCMPEQUB | ___PPC_RT(vrt) | ___PPC_RA(vra) | ___PPC_RB(vrb) | __PPC_RC21)
#define PPC_RAW_LD(r, base, i) (PPC_INST_LD | ___PPC_RT(r) | ___PPC_RA(base) | IMM_DS(i))
#define PPC_RAW_LWZ(r, base, i) (PPC_INST_LWZ | ___PPC_RT(r) | ___PPC_RA(base) | IMM_L(i))
#define PPC_RAW_LWZX(t, a, b) (PPC_INST_LWZX | ___PPC_RT(t) | ___PPC_RA(a) | ___PPC_RB(b))
#define PPC_RAW_STD(r, base, i) (PPC_INST_STD | ___PPC_RS(r) | ___PPC_RA(base) | IMM_DS(i))
#define PPC_RAW_STDCX(s, a, b) (PPC_INST_STDCX | ___PPC_RS(s) | ___PPC_RA(a) | ___PPC_RB(b))
#define PPC_RAW_LFSX(t, a, b) (PPC_INST_LFSX | ___PPC_RT(t) | ___PPC_RA(a) | ___PPC_RB(b))
#define PPC_RAW_STFSX(s, a, b) (PPC_INST_STFSX | ___PPC_RS(s) | ___PPC_RA(a) | ___PPC_RB(b))
#define PPC_RAW_LFDX(t, a, b) (PPC_INST_LFDX | ___PPC_RT(t) | ___PPC_RA(a) | ___PPC_RB(b))
#define PPC_RAW_STFDX(s, a, b) (PPC_INST_STFDX | ___PPC_RS(s) | ___PPC_RA(a) | ___PPC_RB(b))
#define PPC_RAW_LVX(t, a, b) (PPC_INST_LVX | ___PPC_RT(t) | ___PPC_RA(a) | ___PPC_RB(b))
#define PPC_RAW_STVX(s, a, b) (PPC_INST_STVX | ___PPC_RS(s) | ___PPC_RA(a) | ___PPC_RB(b))
#define PPC_RAW_ADD(t, a, b) (PPC_INST_ADD | ___PPC_RT(t) | ___PPC_RA(a) | ___PPC_RB(b))
#define PPC_RAW_ADD_DOT(t, a, b) (PPC_INST_ADD | ___PPC_RT(t) | ___PPC_RA(a) | ___PPC_RB(b) | 0x1)
#define PPC_RAW_ADDC(t, a, b) (PPC_INST_ADDC | ___PPC_RT(t) | ___PPC_RA(a) | ___PPC_RB(b))
#define PPC_RAW_ADDC_DOT(t, a, b) (PPC_INST_ADDC | ___PPC_RT(t) | ___PPC_RA(a) | ___PPC_RB(b) | 0x1)
/* Deal with instructions that older assemblers aren't aware of */
#define PPC_BCCTR_FLUSH stringify_in_c(.long PPC_INST_BCCTR_FLUSH)