1 files changed, 77 insertions, 0 deletions
diff --git a/src/miasm/arch/ppc/regs.py b/src/miasm/arch/ppc/regs.py
new file mode 100644
index 00000000..00781d6a
--- /dev/null
+++ b/src/miasm/arch/ppc/regs.py
@@ -0,0 +1,77 @@
+
+from builtins import range
+from miasm.expression.expression import *
+from miasm.core.cpu import gen_reg, gen_regs
+
+exception_flags = ExprId('exception_flags', 32)
+spr_access = ExprId('spr_access', 32)
+
+reserve = ExprId('reserve', 1)
+reserve_address = ExprId('reserve_address', 32)
+
+SPR_ACCESS_IS_WRITE = 0x80000000
+SPR_ACCESS_SPR_MASK = 0x000003FF
+SPR_ACCESS_SPR_OFF  = 0
+SPR_ACCESS_GPR_MASK = 0x0001F000
+SPR_ACCESS_GPR_OFF  = 12
+
+gpregs_str = ["R%d" % i for i in range(32)]
+gpregs_expr, gpregs_init, gpregs = gen_regs(gpregs_str, globals(), 32)
+
+crfregs_str = ["CR%d" % i for i in range(8)]
+crfregs_expr, crfregs_init, crfregs = gen_regs(crfregs_str, globals(), 4)
+
+crfbitregs_str = ["CR%d_%s" % (i, flag) for i in range(8)
+                  for flag in ['LT', 'GT', 'EQ', 'SO'] ]
+crfbitregs_expr, crfbitregs_init, crfbitregs = gen_regs(crfbitregs_str,
+                                                        globals(), 1)
+
+xerbitregs_str = ["XER_%s" % field for field in ['SO', 'OV', 'CA'] ]
+xerbitregs_expr, xerbitregs_init, xerbitregs = gen_regs(xerbitregs_str,
+                                                        globals(), 1)
+
+xerbcreg_str = ["XER_BC"]
+xerbcreg_expr, xerbcreg_init, xerbcreg = gen_regs(xerbcreg_str,
+                                                  globals(), 7)
+
+
+otherregs_str = ["PC", "CTR", "LR", "FPSCR", "VRSAVE", "VSCR" ]
+otherregs_expr, otherregs_init, otherregs = gen_regs(otherregs_str,
+                                                     globals(), 32)
+
+superregs_str = (["SPRG%d" % i for i in range(4)] +
+                 ["SRR%d" % i for i in range(2)] +
+                 ["DAR", "DSISR", "MSR", "PIR", "PVR",
+                  "DEC", "TBL", "TBU"])
+superregs_expr, superregs_init, superregs = gen_regs(superregs_str,
+                                                     globals(), 32)
+
+mmuregs_str = (["SR%d" % i for i in range(16)] +
+               ["IBAT%dU" % i for i in range(4)] +
+               ["IBAT%dL" % i for i in range(4)] +
+               ["DBAT%dU" % i for i in range(4)] +
+               ["DBAT%dL" % i for i in range(4)] +
+               ["SDR1"])
+mmuregs_expr, mmuregs_init, mmuregs = gen_regs(mmuregs_str,
+                                               globals(), 32)
+
+floatregs_str = (["FPR%d" % i for i in range(32)])
+floatregs_expr, floatregs_init, floatregs = gen_regs(floatregs_str,
+                                                     globals(), 64)
+
+vexregs_str = (["VR%d" % i for i in range(32)])
+vexregs_expr, vexregs_init, vexregs = gen_regs(vexregs_str,
+                                              globals(), 128)
+
+regs_flt_expr = []
+
+all_regs_ids = (gpregs_expr + crfbitregs_expr + xerbitregs_expr +
+                xerbcreg_expr + otherregs_expr + superregs_expr + mmuregs_expr + floatregs_expr + vexregs_expr +
+                [ exception_flags, spr_access, reserve, reserve_address ])
+all_regs_ids_byname = dict([(x.name, x) for x in all_regs_ids])
+all_regs_ids_init = [ExprId("%s_init" % x.name, x.size) for x in all_regs_ids]
+all_regs_ids_no_alias = all_regs_ids[:]
+
+regs_init = {}
+for i, r in enumerate(all_regs_ids):
+    regs_init[r] = all_regs_ids_init[i]