diff options
Diffstat (limited to 'tcg/tcg.c')
| -rw-r--r-- | tcg/tcg.c | 123 |
1 files changed, 14 insertions, 109 deletions
@@ -941,97 +941,26 @@ static inline TCGMemOp tcg_canonicalize_memop(TCGMemOp op, bool is64, bool st) return op; } -static const TCGOpcode old_ld_opc[8] = { - [MO_UB] = INDEX_op_qemu_ld8u, - [MO_SB] = INDEX_op_qemu_ld8s, - [MO_UW] = INDEX_op_qemu_ld16u, - [MO_SW] = INDEX_op_qemu_ld16s, -#if TCG_TARGET_REG_BITS == 32 - [MO_UL] = INDEX_op_qemu_ld32, - [MO_SL] = INDEX_op_qemu_ld32, -#else - [MO_UL] = INDEX_op_qemu_ld32u, - [MO_SL] = INDEX_op_qemu_ld32s, -#endif - [MO_Q] = INDEX_op_qemu_ld64, -}; - -static const TCGOpcode old_st_opc[4] = { - [MO_UB] = INDEX_op_qemu_st8, - [MO_UW] = INDEX_op_qemu_st16, - [MO_UL] = INDEX_op_qemu_st32, - [MO_Q] = INDEX_op_qemu_st64, -}; - void tcg_gen_qemu_ld_i32(TCGv_i32 val, TCGv addr, TCGArg idx, TCGMemOp memop) { memop = tcg_canonicalize_memop(memop, 0, 0); - if (TCG_TARGET_HAS_new_ldst) { - *tcg_ctx.gen_opc_ptr++ = INDEX_op_qemu_ld_i32; - tcg_add_param_i32(val); - tcg_add_param_tl(addr); - *tcg_ctx.gen_opparam_ptr++ = memop; - *tcg_ctx.gen_opparam_ptr++ = idx; - return; - } - - /* The old opcodes only support target-endian memory operations. */ - assert((memop & MO_BSWAP) == MO_TE || (memop & MO_SIZE) == MO_8); - assert(old_ld_opc[memop & MO_SSIZE] != 0); - - if (TCG_TARGET_REG_BITS == 32) { - *tcg_ctx.gen_opc_ptr++ = old_ld_opc[memop & MO_SSIZE]; - tcg_add_param_i32(val); - tcg_add_param_tl(addr); - *tcg_ctx.gen_opparam_ptr++ = idx; - } else { - TCGv_i64 val64 = tcg_temp_new_i64(); - - *tcg_ctx.gen_opc_ptr++ = old_ld_opc[memop & MO_SSIZE]; - tcg_add_param_i64(val64); - tcg_add_param_tl(addr); - *tcg_ctx.gen_opparam_ptr++ = idx; - - tcg_gen_trunc_i64_i32(val, val64); - tcg_temp_free_i64(val64); - } + *tcg_ctx.gen_opc_ptr++ = INDEX_op_qemu_ld_i32; + tcg_add_param_i32(val); + tcg_add_param_tl(addr); + *tcg_ctx.gen_opparam_ptr++ = memop; + *tcg_ctx.gen_opparam_ptr++ = idx; } void tcg_gen_qemu_st_i32(TCGv_i32 val, TCGv addr, TCGArg idx, TCGMemOp memop) { memop = tcg_canonicalize_memop(memop, 0, 1); - if (TCG_TARGET_HAS_new_ldst) { - *tcg_ctx.gen_opc_ptr++ = INDEX_op_qemu_st_i32; - tcg_add_param_i32(val); - tcg_add_param_tl(addr); - *tcg_ctx.gen_opparam_ptr++ = memop; - *tcg_ctx.gen_opparam_ptr++ = idx; - return; - } - - /* The old opcodes only support target-endian memory operations. */ - assert((memop & MO_BSWAP) == MO_TE || (memop & MO_SIZE) == MO_8); - assert(old_st_opc[memop & MO_SIZE] != 0); - - if (TCG_TARGET_REG_BITS == 32) { - *tcg_ctx.gen_opc_ptr++ = old_st_opc[memop & MO_SIZE]; - tcg_add_param_i32(val); - tcg_add_param_tl(addr); - *tcg_ctx.gen_opparam_ptr++ = idx; - } else { - TCGv_i64 val64 = tcg_temp_new_i64(); - - tcg_gen_extu_i32_i64(val64, val); - - *tcg_ctx.gen_opc_ptr++ = old_st_opc[memop & MO_SIZE]; - tcg_add_param_i64(val64); - tcg_add_param_tl(addr); - *tcg_ctx.gen_opparam_ptr++ = idx; - - tcg_temp_free_i64(val64); - } + *tcg_ctx.gen_opc_ptr++ = INDEX_op_qemu_st_i32; + tcg_add_param_i32(val); + tcg_add_param_tl(addr); + *tcg_ctx.gen_opparam_ptr++ = memop; + *tcg_ctx.gen_opparam_ptr++ = idx; } void tcg_gen_qemu_ld_i64(TCGv_i64 val, TCGv addr, TCGArg idx, TCGMemOp memop) @@ -1050,22 +979,10 @@ void tcg_gen_qemu_ld_i64(TCGv_i64 val, TCGv addr, TCGArg idx, TCGMemOp memop) } #endif - if (TCG_TARGET_HAS_new_ldst) { - *tcg_ctx.gen_opc_ptr++ = INDEX_op_qemu_ld_i64; - tcg_add_param_i64(val); - tcg_add_param_tl(addr); - *tcg_ctx.gen_opparam_ptr++ = memop; - *tcg_ctx.gen_opparam_ptr++ = idx; - return; - } - - /* The old opcodes only support target-endian memory operations. */ - assert((memop & MO_BSWAP) == MO_TE || (memop & MO_SIZE) == MO_8); - assert(old_ld_opc[memop & MO_SSIZE] != 0); - - *tcg_ctx.gen_opc_ptr++ = old_ld_opc[memop & MO_SSIZE]; + *tcg_ctx.gen_opc_ptr++ = INDEX_op_qemu_ld_i64; tcg_add_param_i64(val); tcg_add_param_tl(addr); + *tcg_ctx.gen_opparam_ptr++ = memop; *tcg_ctx.gen_opparam_ptr++ = idx; } @@ -1080,22 +997,10 @@ void tcg_gen_qemu_st_i64(TCGv_i64 val, TCGv addr, TCGArg idx, TCGMemOp memop) } #endif - if (TCG_TARGET_HAS_new_ldst) { - *tcg_ctx.gen_opc_ptr++ = INDEX_op_qemu_st_i64; - tcg_add_param_i64(val); - tcg_add_param_tl(addr); - *tcg_ctx.gen_opparam_ptr++ = memop; - *tcg_ctx.gen_opparam_ptr++ = idx; - return; - } - - /* The old opcodes only support target-endian memory operations. */ - assert((memop & MO_BSWAP) == MO_TE || (memop & MO_SIZE) == MO_8); - assert(old_st_opc[memop & MO_SIZE] != 0); - - *tcg_ctx.gen_opc_ptr++ = old_st_opc[memop & MO_SIZE]; + *tcg_ctx.gen_opc_ptr++ = INDEX_op_qemu_st_i64; tcg_add_param_i64(val); tcg_add_param_tl(addr); + *tcg_ctx.gen_opparam_ptr++ = memop; *tcg_ctx.gen_opparam_ptr++ = idx; } |