 Yuriy Sydorov
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6a3f32ba69
* optimize tests for a single bit "(a and one_bit_mask_const) = <> one_bit_mask_const" into "(a and one_bit_mask_const) <> = 0" to enable further CPU specific optimizations.
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4 лет назад |
 florian
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83ce289ea4
* last commit fixed, hopefully final fix
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4 лет назад |
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florian
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f448603970
* improved last commit, better handling of boolean expressions
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4 лет назад |
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florian
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62bd0068b6
* do not apply the (a and b) or (c and not(b)) into c xor ((c xor a) and b) optimziation if short boolean evaluation is used, should resolve #38576
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4 лет назад |
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florian
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e0a1bc6675
+ optimize (a and b) or (c and not(b)) into c xor ((c xor a) and b)
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4 лет назад |
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florian
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272a0e3e26
+ apply excess precision also to unary minus nodes
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4 лет назад |
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yury
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64c586b86d
* Removed/ifdefed lots of unused variables.
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4 лет назад |
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florian
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12adb47d65
* clean up
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4 лет назад |
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florian
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3109005791
+ fold also (string const+(string const+string var))
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4 лет назад |
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florian
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7de94e7a1d
* properly fold string+string const+string const., resolves #38267
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4 лет назад |
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florian
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e6037961e3
* refactored constant folding code
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4 лет назад |
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florian
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97abf6b495
* first part of fixing #38267: do not bail out early during constant folding
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4 лет назад |
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florian
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4f3a21eeec
* don't do x*x -> optimziation for xtensa as it causes a recursive call in sqr(...)
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4 лет назад |
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florian
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6380df9b42
* correctly simplify tree transforms of (a+c1+c2) if a is a pointer, resolves #37671
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4 лет назад |
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florian
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98eab07abd
* simplified and fixed code of (v1=const1) and (v2=const2) optimization, resolves #38066
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4 лет назад |
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florian
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ff31d95a69
* excess precision should not be applied to comp or currency
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4 лет назад |
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florian
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13f1fb60b4
* directly copy the result of set <op> set into the left side of an assignment
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4 лет назад |
 Jonas Maebe
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0729340817
* try_make_mul32to64: restore original node order if transformation failed
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4 лет назад |
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Jonas Maebe
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099134b545
* fix try_make_mul32to64() if it's called with a constant node on the
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4 лет назад |
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florian
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637976e83f
* patch by Marģers to unify internal error numbers, resolves #37888
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4 лет назад |
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florian
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65047cecdb
+ optimize comparisons of constant pointers
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4 лет назад |
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florian
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e124b07e86
+ evaluate typeinfo(<type1>)=/<>typeinfo(<type2>) at compile time, resolves #30260
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4 лет назад |
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Jonas Maebe
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aa75d39ab5
* don't perform "(x=y) or (z=u)" -> "(x xor y) or (z xor u)" optimization
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4 лет назад |
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yury
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6878ffbf04
* In the TP mode for 16-bit CPUs uint8+uint8 is extended to sint16+sint16. This is TP compatible.
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5 лет назад |
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florian
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18b8b9c566
* do not apply range test optimization if the variable is a string being compared against a char constants, resolves #37476
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5 лет назад |
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florian
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d7ba09f543
* insert type casts when creating new unaryminus nodes during simplification, resolves #37508
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5 лет назад |
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florian
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e14a3f17e6
* reverted r46220 as it is fixed now properly
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5 лет назад |
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yury
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719220e8a4
* For 8/16 bit CPUs and TP mode, disable expansion to a larger integer type for subtract operations on unsigned integers. This is TP7 compatible.
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5 лет назад |
 svenbarth
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c17ad509e2
* fix for Mantis #36775: apply patch by J. Gareth Moreton
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5 лет назад |
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Jonas Maebe
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346adf7f55
* replace explicit (sometimes incomplete) tests with calls to doshortbooleval()
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5 лет назад |
