diff options
Diffstat (limited to 'powerpc/Asm.v')
| -rw-r--r-- | powerpc/Asm.v | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/powerpc/Asm.v b/powerpc/Asm.v index bbe2d3e..e6e9d76 100644 --- a/powerpc/Asm.v +++ b/powerpc/Asm.v @@ -193,6 +193,8 @@ Inductive instruction : Type := | Pmtlr: ireg -> instruction (**r move ireg to LR *) | Pmulli: ireg -> ireg -> constant -> instruction (**r integer multiply immediate *) | Pmullw: ireg -> ireg -> ireg -> instruction (**r integer multiply *) + | Pmulhw: ireg -> ireg -> ireg -> instruction (**r multiply high signed *) + | Pmulhwu: ireg -> ireg -> ireg -> instruction (**r multiply high signed *) | Pnand: ireg -> ireg -> ireg -> instruction (**r bitwise not-and *) | Pnor: ireg -> ireg -> ireg -> instruction (**r bitwise not-or *) | Por: ireg -> ireg -> ireg -> instruction (**r bitwise or *) @@ -702,6 +704,10 @@ Definition exec_instr (c: code) (i: instruction) (rs: regset) (m: mem) : outcome Next (nextinstr (rs#rd <- (Val.mul rs#r1 (const_low cst)))) m | Pmullw rd r1 r2 => Next (nextinstr (rs#rd <- (Val.mul rs#r1 rs#r2))) m + | Pmulhw rd r1 r2 => + Next (nextinstr (rs#rd <- (Val.mulhs rs#r1 rs#r2))) m + | Pmulhwu rd r1 r2 => + Next (nextinstr (rs#rd <- (Val.mulhu rs#r1 rs#r2))) m | Pnand rd r1 r2 => Next (nextinstr (rs#rd <- (Val.notint (Val.and rs#r1 rs#r2)))) m | Pnor rd r1 r2 => |