diff options
| author | Nikunj A Dadhania <nikunj@linux.vnet.ibm.com> | 2016-07-28 23:44:18 +0530 |
|---|---|---|
| committer | David Gibson <david@gibson.dropbear.id.au> | 2016-09-07 12:40:12 +1000 |
| commit | 787bbe3711725c66c2c24b0afad487beb76fe9e7 (patch) | |
| tree | 133b368e42a76006ac0d031182451f5e64f17729 /target-ppc | |
| parent | 4004c1dbca3ac2399d51ba636b4de032448adc9f (diff) | |
| download | qemu-787bbe3711725c66c2c24b0afad487beb76fe9e7.zip | |
target-ppc: add extswsli[.] instruction
extswsli : Extend Sign Word & Shift Left Immediate
Signed-off-by: Nikunj A Dadhania <nikunj@linux.vnet.ibm.com>
Reviewed-by: David Gibson <david@gibson.dropbear.id.au>
Reviewed-by: Richard Henderson <rth@twiddle.net>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
Diffstat (limited to 'target-ppc')
| -rw-r--r-- | target-ppc/translate.c | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/target-ppc/translate.c b/target-ppc/translate.c index 5fe7a9dbce..14f4b682f4 100644 --- a/target-ppc/translate.c +++ b/target-ppc/translate.c @@ -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), |