diff options
Diffstat (limited to 'powerpc/Asm.v')
| -rw-r--r-- | powerpc/Asm.v | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/powerpc/Asm.v b/powerpc/Asm.v index 863ed6a1..3c7bdd15 100644 --- a/powerpc/Asm.v +++ b/powerpc/Asm.v @@ -142,7 +142,7 @@ Inductive instruction : Type := | Paddic: ireg -> ireg -> constant -> instruction (**r add immediate and set carry *) | Paddis: ireg -> ireg -> constant -> instruction (**r add immediate high *) | Paddze: ireg -> ireg -> instruction (**r add carry *) - | Pallocframe: Z -> int -> instruction (**r allocate new stack frame (pseudo) *) + | Pallocframe: Z -> int -> int -> instruction (**r allocate new stack frame (pseudo) *) | Pand_: ireg -> ireg -> ireg -> instruction (**r bitwise and *) | Pandc: ireg -> ireg -> ireg -> instruction (**r bitwise and-complement *) | Pandi_: ireg -> ireg -> constant -> instruction (**r and immediate and set conditions *) @@ -157,6 +157,7 @@ Inductive instruction : Type := | Pblr: instruction (**r branch to contents of register LR *) | Pbt: crbit -> label -> instruction (**r branch if true *) | Pbtbl: ireg -> list label -> instruction (**r N-way branch through a jump table (pseudo) *) + | Pcmpb: ireg -> ireg -> ireg -> instruction (**r compare bytes *) | Pcmplw: ireg -> ireg -> instruction (**r unsigned integer comparison *) | Pcmplwi: ireg -> constant -> instruction (**r same, with immediate argument *) | Pcmpw: ireg -> ireg -> instruction (**r signed integer comparison *) @@ -206,6 +207,7 @@ Inductive instruction : Type := | Pfrsqrte: freg -> freg -> instruction (**r approximate reciprocal of square root *) | Pfres: freg -> freg -> instruction (**r approximate inverse *) | Pfsel: freg -> freg -> freg -> freg -> instruction (**r FP conditional move *) + | Pisel: ireg -> ireg -> ireg -> crbit -> instruction (**r integer select *) | Pisync: instruction (**r ISYNC barrier *) | Picbi: ireg -> ireg -> instruction (**r instruction cache invalidate *) | Picbtls: int -> ireg -> ireg -> instruction (**r instruction cache block touch and lock set *) @@ -323,7 +325,7 @@ lbl: .double floatcst lfd rdst, 0(r1) addi r1, r1, 8 >> -- [Pallocframe sz ofs]: in the formal semantics, this pseudo-instruction +- [Pallocframe sz ofs retofs]: in the formal semantics, this pseudo-instruction allocates a memory block with bounds [0] and [sz], stores the value of register [r1] (the stack pointer, by convention) at offset [ofs] in this block, and sets [r1] to a pointer to the bottom of this @@ -622,7 +624,7 @@ Definition exec_instr (f: function) (i: instruction) (rs: regset) (m: mem) : out | Paddze rd r1 => Next (nextinstr (rs#rd <- (Val.add rs#r1 rs#CARRY) #CARRY <- (Val.add_carry rs#r1 Vzero rs#CARRY))) m - | Pallocframe sz ofs => + | Pallocframe sz ofs _ => let (m1, stk) := Mem.alloc m 0 sz in let sp := Vptr stk Int.zero in match Mem.storev Mint32 m1 (Val.add sp (Vint ofs)) rs#GPR1 with @@ -871,6 +873,7 @@ Definition exec_instr (f: function) (i: instruction) (rs: regset) (m: mem) : out (** The following instructions and directives are not generated directly by [Asmgen], so we do not model them. *) | Pbdnz _ + | Pcmpb _ _ _ | Pcntlzw _ _ | Pcreqv _ _ _ | Pcrxor _ _ _ @@ -891,6 +894,7 @@ Definition exec_instr (f: function) (i: instruction) (rs: regset) (m: mem) : out | Pfrsqrte _ _ | Pfres _ _ | Pfsel _ _ _ _ + | Pisel _ _ _ _ | Plwarx _ _ _ | Plwbrx _ _ _ | Picbi _ _ |