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match.pd
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Author
2020-05-08
match.pd: A ^ ((A ^ B) & -(C cmp D)) -> (C cmp D) ? B : A simplification [PR9...
Jakub Jelinek
2020-05-08
match.pd: Canonicalize (X + (X >> (prec - 1))) ^ (X >> (prec - 1)) to abs (X)...
Jakub Jelinek
2020-05-08
match.pd: Optimize ffs of known non-zero arg into ctz + 1 [PR94956]
Jakub Jelinek
2020-05-08
match.pd: Simplify unsigned A - B - 1 >= A to B >= A [PR94913]
Jakub Jelinek
2020-05-06
match.pd: Optimize ~(~X +- Y) into (X -+ Y) [PR94921]
Jakub Jelinek
2020-05-05
match.pd: Canonicalize (x + (x << cst)) into (x * cst2) [PR94800]
Jakub Jelinek
2020-05-05
match.pd: Optimize (((type)A * B) >> prec) != 0 into __imag__ .MUL_OVERFLOW [...
Jakub Jelinek
2020-05-04
match.pd: Optimize (x < 0) != (y < 0) into (x ^ y) < 0 [PR94718]
Jakub Jelinek
2020-05-04
match.pd: Decrease number of nop conversions around bitwise ops [PR94718]
Jakub Jelinek
2020-05-04
match.pd: Move (X & C) eqne (Y & C) -> -> (X ^ Y) & C eqne 0 opt to match.pd ...
Jakub Jelinek
2020-03-11
fold undefined pointer offsetting
Richard Biener
2020-02-15
match.pd: Disallow side-effects in GENERIC for non-COND_EXPR to COND_EXPR sim...
Jakub Jelinek
2020-02-04
tree-optimization/93538 - add missing comparison folding case
Richard Biener
2020-01-10
PR90838: Support ctz idioms
Wilco Dijkstra
2020-01-07
re PR tree-optimization/93118 (>>32<<32 is not always converted into &~0fffff...
Jakub Jelinek
2020-01-01
Update copyright years.
Jakub Jelinek
2020-01-01
re PR tree-optimization/93098 (ICE with negative shifter)
Jakub Jelinek
2019-12-09
re PR tree-optimization/92834 (misssed SLP vectorization in LightPixel)
Jakub Jelinek
2019-12-06
match.pd (nop_convert): Remove empty match.
Richard Biener
2019-12-06
re PR tree-optimization/92819 (Worse code generated on avx2 due to simplify_v...
Richard Biener
2019-12-05
re PR tree-optimization/92818 (Typo in vec_perm -> bit_insert pattern)
Richard Biener
2019-12-04
re PR tree-optimization/92734 (Missing match.pd simplification done by fold_b...
Jakub Jelinek
2019-12-03
re PR tree-optimization/92734 (Missing match.pd simplification done by fold_b...
Jakub Jelinek
2019-12-02
re PR tree-optimization/92712 (Performance regression with assumed values)
Jakub Jelinek
2019-11-05
re PR target/92280 (gcc.target/i386/pr83008.c FAILs)
Richard Biener
2019-10-08
re PR tree-optimization/90836 (Missing popcount pattern matching)
Dmitrij Pochepko
2019-10-05
re PR tree-optimization/91734 (gcc skip an if statement with "-O1 -ffast-math")
Jakub Jelinek
2019-10-04
match.pd (sinh (x) / cosh (x)): New simplification rule.
Rafael Tsuha
2019-09-24
re PR middle-end/91866 (Sign extend of an int is not recognized)
Jakub Jelinek
2019-09-16
Rewrite second part of or_comparisons_1 into match.pd.
Martin Liska
2019-09-16
Rewrite first part of or_comparisons_1 into match.pd.
Martin Liska
2019-09-16
Rewrite part of and_comparisons_1 into match.pd.
Martin Liska
2019-09-16
Fix PR88784, middle end is missing some optimizations about unsigned
Li Jia He
2019-09-11
re PR middle-end/91725 (ICE in get_nonzero_bits starting with r275587)
Jakub Jelinek
2019-09-11
revert: match.pd: Add flag_unsafe_math_optimizations check before deciding on...
Richard Biener
2019-09-10
re PR middle-end/91680 (Integer promotion quirk prevents efficient power of 2...
Jakub Jelinek
2019-09-09
match.pd: Add flag_unsafe_math_optimizations check before deciding on the wid...
Barnaby Wilks
2019-09-03
re PR tree-optimization/91504 (Inlining misses some logical operation folding)
Kamlesh Kumar
2019-09-02
re PR go/91617 (Many go test case failures after r275026)
Jakub Jelinek
2019-08-26
[PATCH 2/2] Add simplify rule for wrapped addition.
Robin Dapp
2019-08-15
Add support for conditional shifts
Richard Sandiford
2019-07-26
Add rules to strip away unneeded type casts in expressions
Tamar Christina
2019-07-24
re PR middle-end/91166 ([SVE] Unfolded ZIPs of constants)
Prathamesh Kulkarni
2019-07-03
re PR tree-optimization/91069 (Miscompare of 453.povray since r272843)
Richard Biener
2019-06-11
Allow conversions in X/[ex]4 < Y/[ex]4
Marc Glisse
2019-06-06
Simplify mult where both arguments are 0 or 1 (PR tree-optimization/87954).
Martin Liska
2019-05-31
apply unary op to both sides of (vec_cond x cst1 cst2)
Marc Glisse
2019-05-31
Simplify more EXACT_DIV_EXPR comparisons
Marc Glisse
2019-05-27
re PR tree-optimization/90610 (526.blender_r miscompared on znver1 with -Ofas...
Richard Biener
2019-05-21
re PR tree-optimization/90510 (Unnecessary permutation)
Richard Biener
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