 nickysn
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7a873f495d
* use the stack segment for SP-relative addresses in Tcgx86.g_concatcopy in
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11 lat temu |
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nickysn
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ee20ecfcf2
* tcgx86.make_simple_ref: in i8086 memory models with DS<>SS, add an SS: segment
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11 lat temu |
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nickysn
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b36a98ce51
+ Tcgx86.g_concatcopy: added support for memory models with DS<>SS
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11 lat temu |
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nickysn
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e9e4cc8bcb
* Tcgx86.g_concatcopy: use boolean variables saved_ds and saved_es to keep track
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11 lat temu |
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nickysn
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096bba90da
* fixed Tcgx86.g_concatcopy not using the correct push instruction size when
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11 lat temu |
 pierre
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044891fd94
Avoid range check error in a_op_const_reg_reg
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11 lat temu |
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nickysn
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229ebf33a8
+ support getting the address of far references on i8086 in
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11 lat temu |
 florian
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37b34edbc6
* do not reuse registers when calculating addresses in pic mode
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11 lat temu |
 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 lat temu |
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sergei
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0d3f36eebf
- Remove references to global variable 'cg' from methods of tcg and some of its descendants.
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11 lat temu |
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florian
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28a8dc42c6
* fix tcgx86.a_op_reg_reg on x86-64 and make use of it
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11 lat temu |
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florian
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7d7bf1d877
+ make use of SHLX/SHRX on CPUs supporting BMI2
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11 lat temu |
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florian
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48ae2d215a
+ concatcopy variants using sse and avx, only activated if optimization for size is done because at least on an i7-4770 it has shown no benefit
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11 lat temu |
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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 lat temu |
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sergei
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6b1f021fcf
- Removed remaining optimizations that duplicate functionality of tcg.optimize_op_const.
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11 lat temu |
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nickysn
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1f7b14f38e
* fixed the conversion of powerof2 mul/imuls to lea in tcgx86.a_op_const_reg_reg
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11 lat temu |
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nickysn
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cc1faad3d2
+ make use of the 3-operand form of IMUL on i386 and x86_64
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11 lat temu |
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nickysn
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5d75bf4f92
* always use IMUL instead of MUL on i386, when doing a 32->32 multiplication
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11 lat temu |
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nickysn
|
820b667e1b
- rm the OP_IMUL to SHL optimization from tcgx86.a_op_const_reg and tcgx86.a_op_const_ref, because it's already done in optimize_op_const, which is called in the beginning of both methods.
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11 lat temu |
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florian
|
e210d5f30e
+ cpu_capabilites for x86_64 and i386
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11 lat temu |
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sergei
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f2096de53a
* tcg386.g_proc_exit: instead of recalculating stack size, use current_procinfo.final_localsize which was calculated in g_proc_entry.
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11 lat temu |
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sergei
|
179586f589
+ SEH support for Win32. Enable by cycling with OPT=-dTEST_WIN32_SEH.
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11 lat temu |
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florian
|
4d5119bf1c
* fixes several issues which cause warnings by the dfa code when using it to detect uninitialized variables
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12 lat temu |
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nickysn
|
7ae59a62c5
* emit a FWAIT after a floating point store, when targeting the 8087 and 80287
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12 lat temu |
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nickysn
|
dea947f87b
* fixed tcgx86.a_op_const_ref for shl/shr/sar/rol/ror on i8086 and x86_64
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12 lat temu |
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nickysn
|
d0f988f7a8
* don't use LEA in the code generator on i8086, as this breaks it quite badly.
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12 lat temu |
|
florian
|
7fc1d70e49
* do reg2=reg1*const by lea if possible
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12 lat temu |
|
florian
|
3c58cad96b
* make use of lea if possible
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12 lat temu |
|
nickysn
|
67fdcb02f2
* in tcgx86.make_simple_ref, on the i8086, emit 'mov es, reg', instead of
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12 lat temu |
|
nickysn
|
6be9627e74
* use all kinds of copy and not just copy_string in Tcgx86.g_concatcopy, when
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12 lat temu |
