diff options
| author | Richard Henderson <rth@twiddle.net> | 2013-02-01 20:22:05 -0800 |
|---|---|---|
| committer | Richard Henderson <rth@twiddle.net> | 2013-04-15 19:55:26 +0200 |
| commit | dce74c57bbf9839e72a2f83e3d994d4dd86f93c6 (patch) | |
| tree | 05fa2d792212ff92c32f5c7cd43d46b48de0f641 /tcg/ppc64/tcg-target.c | |
| parent | 148bdd23738a2919dda101908f9cfd94f253ef66 (diff) | |
tcg-ppc64: Tidy or and xor patterns.
Handle constants in common code; we'll want to reuse that later.
Reviewed-by: Aurelien Jarno <aurelien@aurel32.net>
Signed-off-by: Richard Henderson <rth@twiddle.net>
Diffstat (limited to 'tcg/ppc64/tcg-target.c')
| -rw-r--r-- | tcg/ppc64/tcg-target.c | 55 |
1 files changed, 31 insertions, 24 deletions
diff --git a/tcg/ppc64/tcg-target.c b/tcg/ppc64/tcg-target.c index 4da969f3f3..c8cae72e4a 100644 --- a/tcg/ppc64/tcg-target.c +++ b/tcg/ppc64/tcg-target.c @@ -527,6 +527,29 @@ static void tcg_out_movi(TCGContext *s, TCGType type, TCGReg ret, } } +static void tcg_out_zori32(TCGContext *s, TCGReg dst, TCGReg src, uint32_t c, + int op_lo, int op_hi) +{ + if (c >> 16) { + tcg_out32(s, op_hi | SAI(src, dst, c >> 16)); + src = dst; + } + if (c & 0xffff) { + tcg_out32(s, op_lo | SAI(src, dst, c)); + src = dst; + } +} + +static void tcg_out_ori32(TCGContext *s, TCGReg dst, TCGReg src, uint32_t c) +{ + tcg_out_zori32(s, dst, src, c, ORI, ORIS); +} + +static void tcg_out_xori32(TCGContext *s, TCGReg dst, TCGReg src, uint32_t c) +{ + tcg_out_zori32(s, dst, src, c, XORI, XORIS); +} + static void tcg_out_b (TCGContext *s, int mask, tcg_target_long target) { tcg_target_long disp; @@ -1349,37 +1372,21 @@ static void tcg_out_op (TCGContext *s, TCGOpcode opc, const TCGArg *args, break; case INDEX_op_or_i64: case INDEX_op_or_i32: + a0 = args[0], a1 = args[1], a2 = args[2]; if (const_args[2]) { - if (args[2] & 0xffff) { - tcg_out32(s, ORI | SAI(args[1], args[0], args[2])); - if (args[2] >> 16) { - tcg_out32(s, ORIS | SAI(args[0], args[0], args[2] >> 16)); - } - } - else { - tcg_out32(s, ORIS | SAI(args[1], args[0], args[2] >> 16)); - } + tcg_out_ori32(s, a0, a1, a2); + } else { + tcg_out32(s, OR | SAB(a1, a0, a2)); } - else - tcg_out32 (s, OR | SAB (args[1], args[0], args[2])); break; case INDEX_op_xor_i64: case INDEX_op_xor_i32: + a0 = args[0], a1 = args[1], a2 = args[2]; if (const_args[2]) { - if ((args[2] & 0xffff) == args[2]) { - tcg_out32(s, XORI | SAI(args[1], args[0], args[2])); - } else if ((args[2] & 0xffff0000) == args[2]) { - tcg_out32(s, XORIS | SAI(args[1], args[0], args[2] >> 16)); - } else { - tcg_out_movi (s, (opc == INDEX_op_and_i32 - ? TCG_TYPE_I32 - : TCG_TYPE_I64), - 0, args[2]); - tcg_out32 (s, XOR | SAB (args[1], args[0], 0)); - } + tcg_out_xori32(s, a0, a1, a2); + } else { + tcg_out32(s, XOR | SAB(a1, a0, a2)); } - else - tcg_out32 (s, XOR | SAB (args[1], args[0], args[2])); break; case INDEX_op_mul_i32: |