diff options
| author | Jin Guojie <jinguojie@loongson.cn> | 2017-01-05 12:57:50 +0800 |
|---|---|---|
| committer | Richard Henderson <rth@twiddle.net> | 2017-01-06 10:03:54 -0800 |
| commit | 2294d05dab503d11664e73712c7f250fd0bf9e3b (patch) | |
| tree | 8bea1e193536ec3ba3f9a196428076948460aa2f /tcg/mips/tcg-target.inc.c | |
| parent | 7f54eaa3b78d71cb57e45a719980f9b5ff06d21c (diff) | |
tcg-mips: Adjust move functions for mips64
tcg_out_mov: using OPC_OR as most mips assemblers do;
tcg_out_movi: extended to 64-bit immediate.
Tested-by: Aurelien Jarno <aurelien@aurel32.net>
Tested-by: James Hogan <james.hogan@imgtec.com>
Tested-by: YunQiang Su <wzssyqa@gmail.com>
Signed-off-by: Richard Henderson <rth@twiddle.net>
Signed-off-by: Jin Guojie <jinguojie@loongson.cn>
Message-Id: <1483592275-4496-6-git-send-email-jinguojie@loongson.cn>
Diffstat (limited to 'tcg/mips/tcg-target.inc.c')
| -rw-r--r-- | tcg/mips/tcg-target.inc.c | 34 |
1 files changed, 25 insertions, 9 deletions
diff --git a/tcg/mips/tcg-target.inc.c b/tcg/mips/tcg-target.inc.c index ec139cdfeb..18368f0b61 100644 --- a/tcg/mips/tcg-target.inc.c +++ b/tcg/mips/tcg-target.inc.c @@ -544,23 +544,39 @@ static inline void tcg_out_mov(TCGContext *s, TCGType type, { /* Simple reg-reg move, optimising out the 'do nothing' case */ if (ret != arg) { - tcg_out_opc_reg(s, OPC_ADDU, ret, arg, TCG_REG_ZERO); + tcg_out_opc_reg(s, OPC_OR, ret, arg, TCG_REG_ZERO); } } -static inline void tcg_out_movi(TCGContext *s, TCGType type, - TCGReg reg, tcg_target_long arg) +static void tcg_out_movi(TCGContext *s, TCGType type, + TCGReg ret, tcg_target_long arg) { + if (TCG_TARGET_REG_BITS == 64 && type == TCG_TYPE_I32) { + arg = (int32_t)arg; + } if (arg == (int16_t)arg) { - tcg_out_opc_imm(s, OPC_ADDIU, reg, TCG_REG_ZERO, arg); - } else if (arg == (uint16_t)arg) { - tcg_out_opc_imm(s, OPC_ORI, reg, TCG_REG_ZERO, arg); + tcg_out_opc_imm(s, OPC_ADDIU, ret, TCG_REG_ZERO, arg); + return; + } + if (arg == (uint16_t)arg) { + tcg_out_opc_imm(s, OPC_ORI, ret, TCG_REG_ZERO, arg); + return; + } + if (TCG_TARGET_REG_BITS == 32 || arg == (int32_t)arg) { + tcg_out_opc_imm(s, OPC_LUI, ret, TCG_REG_ZERO, arg >> 16); } else { - tcg_out_opc_imm(s, OPC_LUI, reg, TCG_REG_ZERO, arg >> 16); - if (arg & 0xffff) { - tcg_out_opc_imm(s, OPC_ORI, reg, reg, arg & 0xffff); + tcg_out_movi(s, TCG_TYPE_I32, ret, arg >> 31 >> 1); + if (arg & 0xffff0000ull) { + tcg_out_dsll(s, ret, ret, 16); + tcg_out_opc_imm(s, OPC_ORI, ret, ret, arg >> 16); + tcg_out_dsll(s, ret, ret, 16); + } else { + tcg_out_dsll(s, ret, ret, 32); } } + if (arg & 0xffff) { + tcg_out_opc_imm(s, OPC_ORI, ret, ret, arg & 0xffff); + } } static inline void tcg_out_bswap16(TCGContext *s, TCGReg ret, TCGReg arg) |