 Jonas Maebe
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281b3ad276
* fix case completeness and unreachable code warnings in compiler that would
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%!s(int64=6) %!d(string=hai) anos |
 yury
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4357caaad8
* Removed unused local vars.
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%!s(int64=6) %!d(string=hai) anos |
 florian
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2385c47c28
* compilation on x86-64 fixed
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%!s(int64=7) %!d(string=hai) anos |
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florian
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8c5606b41d
+ support mmx shifting
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%!s(int64=7) %!d(string=hai) anos |
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florian
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810acd82b2
* patch by J. Gareth Moreton that makes some improvements to the Peephole Optimizer for x86 and x86-64 code, as well as some cleanup with formatting, code syntax consistency, and debug messages.
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%!s(int64=7) %!d(string=hai) anos |
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florian
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5c4b1737c4
* in the generate_code normally imaginary registers are used, so just resize the register to 8 bit, the register allocator takes care of the rest
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%!s(int64=7) %!d(string=hai) anos |
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florian
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4a98fcb9d3
* patch by J. Gareth Moreton: reorganises the produced machine code for large unsigned divisions, resolves #32984
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%!s(int64=7) %!d(string=hai) anos |
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florian
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52aa40c3b0
* remove explicit cast to int64 to avoid an internalerror 200706094, resolves #33004
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%!s(int64=7) %!d(string=hai) anos |
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florian
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724b822b54
* patch based on a proposal by J. Gareth Moreton to reduce register usage
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%!s(int64=7) %!d(string=hai) anos |
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florian
|
11a3d8762a
* patch by J. Gareth Moreton:
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%!s(int64=7) %!d(string=hai) anos |
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florian
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81b2cf5d65
* slightly modified patch by J. Gareth Moreton: Optimization for 'mod' on i386/x86-64, resolves #32945
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%!s(int64=7) %!d(string=hai) anos |
 nickysn
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ddba821561
* GetNextReg(), used by 16-bit and 8-bit code generators (i8086 and avr) moved
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%!s(int64=7) %!d(string=hai) anos |
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nickysn
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6634141bf4
+ generate better code for division by negative power of 2 constants in the x86
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%!s(int64=8) %!d(string=hai) anos |
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nickysn
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19087d04da
* replace several emit_const_reg calls that generate SHR or SAR instructions
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%!s(int64=8) %!d(string=hai) anos |
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nickysn
|
9e8cc127b0
* improved the code, generated for signed division by 2 on i386 and x86_64 by
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%!s(int64=8) %!d(string=hai) anos |
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nickysn
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bb7cd4866d
* corrected comment in x86 division code - it said "signed", when it actually meant "negative"
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%!s(int64=8) %!d(string=hai) anos |
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nickysn
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b6c3329f20
+ also check for negative powers of 2 in the mod by power-of-2 constant x86 optimization, since the sign of the divisor is ignored by the 'mod' operation
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%!s(int64=8) %!d(string=hai) anos |
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nickysn
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7c306f18e3
+ perform unsigned modulus by power of 2 constant by using an AND instruction (instead of DIV) on x86
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%!s(int64=8) %!d(string=hai) anos |
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florian
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b1dff29cbf
* removed unused units
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%!s(int64=8) %!d(string=hai) anos |
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Jonas Maebe
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a25ebbba3e
+ added volatility information to all memory references
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%!s(int64=8) %!d(string=hai) anos |
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florian
|
49f63d67b2
* correctly check left.location instead of left.expectloc when generating
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%!s(int64=9) %!d(string=hai) anos |
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florian
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77b4709e7a
+ i386 compiler tracks now flag usage if needed, so the mov $0,reg -> xor reg,reg transformation can be enabled
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%!s(int64=9) %!d(string=hai) anos |
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yury
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374148b966
* fixed compilation of 8086 compiler.
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%!s(int64=10) %!d(string=hai) anos |
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yury
|
47b316d0e2
* Removed unused vars for x86-64 compiler.
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%!s(int64=10) %!d(string=hai) anos |
|
Jonas Maebe
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687bb15299
* renamed getdatalabel() to getglobaldatalabel
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%!s(int64=10) %!d(string=hai) anos |
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florian
|
29d4037a9c
* make integer division instruction (div/idiv) on x86 dependent on the
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%!s(int64=10) %!d(string=hai) anos |
 Károly Balogh
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07ad2a04ac
* fix warnings when compiling the compiler with DFA optimizer enabled on i386
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%!s(int64=11) %!d(string=hai) anos |
 sergei
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05ecd3cec1
* One more fix of operand size, likely harmless because shift amount is taken modulo bit-width anyway.
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%!s(int64=11) %!d(string=hai) anos |
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sergei
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be6d6d90d7
+ Division-by-constant optimization for x86_64 (merged i386 code adapted for different operand sizes, so the result should be suitable for i386 as well).
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%!s(int64=11) %!d(string=hai) anos |
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sergei
|
b594eee70b
* Moved x86_64 mod/div code to x86, with minimal changes to ensure it compiles on i386/i8086. Merging optimized division-by-const code from i386 is pending...
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%!s(int64=11) %!d(string=hai) anos |
