Commit 787bbe37 authored by Nikunj A Dadhania's avatar Nikunj A Dadhania Committed by David Gibson
Browse files

target-ppc: add extswsli[.] instruction 



extswsli : Extend Sign Word & Shift Left Immediate

Signed-off-by: default avatarNikunj A Dadhania <nikunj@linux.vnet.ibm.com>
Reviewed-by: default avatarDavid Gibson <david@gibson.dropbear.id.au>
Reviewed-by: default avatarRichard Henderson <rth@twiddle.net>
Signed-off-by: default avatarDavid Gibson <david@gibson.dropbear.id.au>
parent 4004c1db

target-ppc/translate.c

+28 −0
Original line number Diff line number Diff line
@@ -2329,6 +2329,30 @@ static void gen_sradi1(DisasContext *ctx) 
    gen_sradi(ctx, 1);

}



/* extswsli & extswsli. */

static inline void gen_extswsli(DisasContext *ctx, int n)

{

    int sh = SH(ctx->opcode) + (n << 5);

    TCGv dst = cpu_gpr[rA(ctx->opcode)];

    TCGv src = cpu_gpr[rS(ctx->opcode)];



    tcg_gen_ext32s_tl(dst, src);

    tcg_gen_shli_tl(dst, dst, sh);

    if (unlikely(Rc(ctx->opcode) != 0)) {

        gen_set_Rc0(ctx, dst);

    }

}



static void gen_extswsli0(DisasContext *ctx)

{

    gen_extswsli(ctx, 0);

}



static void gen_extswsli1(DisasContext *ctx)

{

    gen_extswsli(ctx, 1);

}



/* srd & srd. */

static void gen_srd(DisasContext *ctx)

{
@@ -6228,6 +6252,10 @@ GEN_HANDLER(srad, 0x1F, 0x1A, 0x18, 0x00000000, PPC_64B), 
GEN_HANDLER2(sradi0, "sradi", 0x1F, 0x1A, 0x19, 0x00000000, PPC_64B),

GEN_HANDLER2(sradi1, "sradi", 0x1F, 0x1B, 0x19, 0x00000000, PPC_64B),

GEN_HANDLER(srd, 0x1F, 0x1B, 0x10, 0x00000000, PPC_64B),

GEN_HANDLER2_E(extswsli0, "extswsli", 0x1F, 0x1A, 0x1B, 0x00000000,

               PPC_NONE, PPC2_ISA300),

GEN_HANDLER2_E(extswsli1, "extswsli", 0x1F, 0x1B, 0x1B, 0x00000000,

               PPC_NONE, PPC2_ISA300),

#endif

#if defined(TARGET_PPC64)

GEN_HANDLER(ld, 0x3A, 0xFF, 0xFF, 0x00000000, PPC_64B),