diff options
| author | j_mayer <j_mayer@c046a42c-6fe2-441c-8c8c-71466251a162> | 2007-11-14 05:26:46 +0000 |
|---|---|---|
| committer | j_mayer <j_mayer@c046a42c-6fe2-441c-8c8c-71466251a162> | 2007-11-14 05:26:46 +0000 |
| commit | 271a916e8a4188b0ec94bafff18aa93de0047820 (patch) | |
| tree | 9f92fa384ac5e78f8452f0cf31b0a7f3273fa295 /target-ppc/translate.c | |
| parent | 3e4587d5d1b8ccb28de9be2fbab724dc1cc89359 (diff) | |
Fix invalid PowerPC 64 rldimi optimized case.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3638 c046a42c-6fe2-441c-8c8c-71466251a162
Diffstat (limited to 'target-ppc/translate.c')
| -rw-r--r-- | target-ppc/translate.c | 8 |
1 files changed, 3 insertions, 5 deletions
diff --git a/target-ppc/translate.c b/target-ppc/translate.c index 550e1abf1..67b7613ab 100644 --- a/target-ppc/translate.c +++ b/target-ppc/translate.c @@ -1606,17 +1606,15 @@ GEN_PPC64_R2(rldcr, 0x1E, 0x09); static always_inline void gen_rldimi (DisasContext *ctx, int mbn, int shn) { uint64_t mask; - uint32_t sh, mb; + uint32_t sh, mb, me; sh = SH(ctx->opcode) | (shn << 5); mb = MB(ctx->opcode) | (mbn << 5); + me = 63 - sh; if (likely(sh == 0)) { if (likely(mb == 0)) { gen_op_load_gpr_T0(rS(ctx->opcode)); goto do_store; - } else if (likely(mb == 63)) { - gen_op_load_gpr_T0(rA(ctx->opcode)); - goto do_store; } gen_op_load_gpr_T0(rS(ctx->opcode)); gen_op_load_gpr_T1(rA(ctx->opcode)); @@ -1626,7 +1624,7 @@ static always_inline void gen_rldimi (DisasContext *ctx, int mbn, int shn) gen_op_load_gpr_T1(rA(ctx->opcode)); gen_op_rotli64_T0(sh); do_mask: - mask = MASK(mb, 63 - sh); + mask = MASK(mb, me); gen_andi_T0_64(ctx, mask); gen_andi_T1_64(ctx, ~mask); gen_op_or(); |