diff options
| author | malc <malc@c046a42c-6fe2-441c-8c8c-71466251a162> | 2008-07-28 23:46:03 +0000 |
|---|---|---|
| committer | malc <malc@c046a42c-6fe2-441c-8c8c-71466251a162> | 2008-07-28 23:46:03 +0000 |
| commit | 000a2d866a65d7aca6ee2b0214306c14507eb207 (patch) | |
| tree | 8aa44f6d6f599e6b8c012bb7584deba796284b64 /tcg/ppc/tcg-target.c | |
| parent | e924bbec7a7b4e10f058a443c848c20f08a37536 (diff) | |
| download | qemu-000a2d866a65d7aca6ee2b0214306c14507eb207.zip | |
Do not try handle "special" arguments of and/or/xor/shl/shr, upper level does it
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4961 c046a42c-6fe2-441c-8c8c-71466251a162
Diffstat (limited to 'tcg/ppc/tcg-target.c')
| -rw-r--r-- | tcg/ppc/tcg-target.c | 102 |
1 files changed, 38 insertions, 64 deletions
diff --git a/tcg/ppc/tcg-target.c b/tcg/ppc/tcg-target.c index 7dfb17f2cf..7f95dd1060 100644 --- a/tcg/ppc/tcg-target.c +++ b/tcg/ppc/tcg-target.c @@ -1113,22 +1113,14 @@ static void tcg_out_op(TCGContext *s, int opc, const TCGArg *args, case INDEX_op_and_i32: if (const_args[2]) { - if (!args[2]) - tcg_out_movi (s, TCG_TYPE_I32, args[0], 0); + if ((args[2] & 0xffff) == args[2]) + tcg_out32 (s, ANDI | RS (args[1]) | RA (args[0]) | args[2]); + else if ((args[2] & 0xffff0000) == args[2]) + tcg_out32 (s, ANDIS | RS (args[1]) | RA (args[0]) + | ((args[2] >> 16) & 0xffff)); else { - if ((args[2] & 0xffff) == args[2]) - tcg_out32 (s, ANDI | RS (args[1]) | RA (args[0]) | args[2]); - else if ((args[2] & 0xffff0000) == args[2]) - tcg_out32 (s, ANDIS | RS (args[1]) | RA (args[0]) - | ((args[2] >> 16) & 0xffff)); - else if (args[2] == 0xffffffff) { - if (args[0] != args[1]) - tcg_out_mov (s, args[0], args[1]); - } - else { - tcg_out_movi (s, TCG_TYPE_I32, 0, args[2]); - tcg_out32 (s, AND | SAB (args[1], args[0], 0)); - } + tcg_out_movi (s, TCG_TYPE_I32, 0, args[2]); + tcg_out32 (s, AND | SAB (args[1], args[0], 0)); } } else @@ -1136,22 +1128,16 @@ static void tcg_out_op(TCGContext *s, int opc, const TCGArg *args, break; case INDEX_op_or_i32: if (const_args[2]) { - if (args[2]) { - if (args[2] & 0xffff) { - tcg_out32 (s, ORI | RS (args[1]) | RA (args[0]) - | (args[2] & 0xffff)); - if (args[2] >> 16) - tcg_out32 (s, ORIS | RS (args[0]) | RA (args[0]) - | ((args[2] >> 16) & 0xffff)); - } - else { - tcg_out32 (s, ORIS | RS (args[1]) | RA (args[0]) + if (args[2] & 0xffff) { + tcg_out32 (s, ORI | RS (args[1]) | RA (args[0]) + | (args[2] & 0xffff)); + if (args[2] >> 16) + tcg_out32 (s, ORIS | RS (args[0]) | RA (args[0]) | ((args[2] >> 16) & 0xffff)); - } } else { - if (args[0] != args[1]) - tcg_out_mov (s, args[0], args[1]); + tcg_out32 (s, ORIS | RS (args[1]) | RA (args[0]) + | ((args[2] >> 16) & 0xffff)); } } else @@ -1159,21 +1145,15 @@ static void tcg_out_op(TCGContext *s, int opc, const TCGArg *args, break; case INDEX_op_xor_i32: if (const_args[2]) { - if (args[2]) { - if ((args[2] & 0xffff) == args[2]) - tcg_out32 (s, XORI | RS (args[1]) | RA (args[0]) - | (args[2] & 0xffff)); - else if ((args[2] & 0xffff0000) == args[2]) - tcg_out32 (s, XORIS | RS (args[1]) | RA (args[0]) - | ((args[2] >> 16) & 0xffff)); - else { - tcg_out_movi (s, TCG_TYPE_I32, 0, args[2]); - tcg_out32 (s, XOR | SAB (args[1], args[0], 0)); - } - } + if ((args[2] & 0xffff) == args[2]) + tcg_out32 (s, XORI | RS (args[1]) | RA (args[0]) + | (args[2] & 0xffff)); + else if ((args[2] & 0xffff0000) == args[2]) + tcg_out32 (s, XORIS | RS (args[1]) | RA (args[0]) + | ((args[2] >> 16) & 0xffff)); else { - if (args[0] != args[1]) - tcg_out_mov (s, args[0], args[1]); + tcg_out_movi (s, TCG_TYPE_I32, 0, args[2]); + tcg_out32 (s, XOR | SAB (args[1], args[0], 0)); } } else @@ -1228,34 +1208,28 @@ static void tcg_out_op(TCGContext *s, int opc, const TCGArg *args, case INDEX_op_shl_i32: if (const_args[2]) { - if (args[2]) - tcg_out32 (s, (RLWINM - | RA (args[0]) - | RS (args[1]) - | SH (args[2]) - | MB (0) - | ME (31 - args[2]) - ) - ); - else - tcg_out_mov (s, args[0], args[1]); + tcg_out32 (s, (RLWINM + | RA (args[0]) + | RS (args[1]) + | SH (args[2]) + | MB (0) + | ME (31 - args[2]) + ) + ); } else tcg_out32 (s, SLW | SAB (args[1], args[0], args[2])); break; case INDEX_op_shr_i32: if (const_args[2]) { - if (args[2]) - tcg_out32 (s, (RLWINM - | RA (args[0]) - | RS (args[1]) - | SH (32 - args[2]) - | MB (args[2]) - | ME (31) - ) - ); - else - tcg_out_mov (s, args[0], args[1]); + tcg_out32 (s, (RLWINM + | RA (args[0]) + | RS (args[1]) + | SH (32 - args[2]) + | MB (args[2]) + | ME (31) + ) + ); } else tcg_out32 (s, SRW | SAB (args[1], args[0], args[2])); |