 nickysn
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791cd932fd
+ support i8086 far data memory models in tcg8086.g_intf_wrapper
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11 years ago |
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nickysn
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906d828ee0
* tcg8086.g_copyvaluepara_openarray: fix for the case where ref.segment is
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11 years ago |
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nickysn
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c9c29a3cd4
+ ignore the source segment, when the destination cgpara is a near pointer in
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11 years ago |
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nickysn
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c9f8703679
+ set ref.segment to NR_SS for all temps/localvars on i8086. This allows the
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11 years ago |
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nickysn
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bf6ad0ff78
* fixed tcg8086.g_flags2reg, so it behaves the same way as tcgx86.g_flags2reg
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11 years ago |
 sergei
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98de3c4e40
* tcg8086.g_flags2reg: call virtual method a_jmp_flags instead of duplicating its functionality, it prevents further changes to this method when adding support for unordered comparison results.
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11 years ago |
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nickysn
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6fe362a1b0
+ added method is_far to i8086's tcpuprocdef and tcpuprocvardef
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11 years ago |
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nickysn
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9da1ee0138
* i8086 far data model fixes in the copying of openarray value params
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11 years ago |
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nickysn
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0a9f738167
+ tcg8086.g_copyvaluepara_openarray: support source to be in a different segment
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11 years ago |
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nickysn
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1f8280e8f1
* load the destination segment in tcg8086.g_copyvaluepara_openarray from SS
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11 years ago |
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nickysn
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122f66b11a
+ support passing far addresses in tcg8086.a_loadaddr_ref_cgpara
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11 years ago |
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sergei
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9c54cdc85d
* x86: Cleaned out addr_far,addr_far_ref used to encode far calls/jumps. NASM (and FPC x86 assembler based on it) already have opsize=S_FAR for this purpose.
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11 years ago |
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nickysn
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b672bc754a
- rm references to system_i386_darwin and system_i386_iphonesim from
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11 years ago |
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nickysn
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a31b7d485f
* tcg8086.init_register_allocator: instantiate trgintcpu instead of trgcpu for
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11 years ago |
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nickysn
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fc29e10349
* allow the use of inc/dec when adding/subtracting 32 or 64-bit constants with
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11 years ago |
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sergei
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9c1f917e3a
* a_call_ref functionality cannot be implemented efficiently at code generator level, because references need specific preparations at earlier points. Moved this support to tcgcallnode and its x86 descendants, and got rid of all ifdef's around.
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11 years ago |
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nickysn
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85dd9e5789
+ added a size parameter to optimize_op_const and do a sign extension of the 'a' parameter up from the specified size, so that things like (i and $ffffffff) get optimized away the same way as (i and -1)
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11 years ago |
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nickysn
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529008e031
* emit MUL (when overflow checking is off), instead of IMUL for OP_IMUL in
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11 years ago |
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nickysn
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767a0f1187
- rm TODO comment about the IMUL optimization with SHL from
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11 years ago |
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nickysn
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1a846e7c71
- rm TODO comment for overflow checking from tcg8086.a_op_const_reg, since
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11 years ago |
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nickysn
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b8203a3406
* fixed tcg8086.gen_cmp32_jmp1 for the less than/greater than cases
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11 years ago |
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nickysn
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cf6f408214
+ implemented the tcg8086.a_cmp_*_*_label methods for i8086. How did the i8086
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11 years ago |
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nickysn
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dcb9306de8
* perform the OP_AND, OP_OR and OP_XOR optimizations for 0 and $FFFF values
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11 years ago |
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nickysn
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9a1e33d2a0
* tcg8086.a_op_const_reg: perform the OP_AND, OP_OR and OP_XOR optimizations for
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11 years ago |
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nickysn
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9eb4419ba3
* fixed the conversion and assignment to the 64-bit boolean types on the i8086
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11 years ago |
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nickysn
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974fea30b2
* use only one temporary 16-bit register, instead of two in tcg8086.g_flags2ref
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11 years ago |
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nickysn
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bda163544a
* tcg8086.g_flags2reg: restore the register back to the original size after the
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11 years ago |
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nickysn
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fbd05c4e12
* Improved code generation in tcg8086.g_flags2reg for the case when target reg
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11 years ago |
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nickysn
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d57d982be7
* simpler handling of moves from a smaller to a larger cgsize in
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11 years ago |
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nickysn
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5d0814016d
* improvements and fixes in tcg8086.a_load_reg_reg and .a_load_ref_reg:
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11 years ago |
