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path: root/gcc/simplify-rtx.c
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2020-10-22Simplify vec_select of a subreg of X to just a vec_select of X.liuhongt1-0/+41
2020-08-16middle-end: Simplify (sign_extend:HI (truncate:QI (ashiftrt:HI X 8)))Roger Sayle1-0/+32
2020-08-03PR rtl-optimization 61494: Preserve x-0.0 with HONOR_SNANS.Roger Sayle1-3/+4
2020-07-23Resolve regression rtl-optimization/96298. Sorry for the breakage.Roger Sayle1-1/+0
2020-06-29middle-end: Optimize (A&C)^(B&C) to (A^B)&C in simplify_rtx (take 3).Roger Sayle1-0/+169
2020-06-24simplify-rtx: Simplify rotates by zeroRoger Sayle1-0/+2
2020-06-24simplify-rtx: Parity of parity is parityRoger Sayle1-0/+4
2020-03-23Verify the code used for the optimized comparison is valid for the comparison...Jeff Law1-0/+51
2020-01-31middle-end: Fix logical shift truncation (PR rtl-optimization/91838)Tamar Christina1-3/+15
2020-01-29Revert g-465c7c89e92a6d6d582173e505cb16dcb9873034Richard Sandiford1-3/+1
2020-01-28simplify-rtx: Extend (truncate (*extract ...)) fold [PR87763]Richard Sandiford1-1/+3
2020-01-24simplify-rtx: Punt for modes with precision above MAX_BITSIZE_MODE_ANY_INT [P...Jakub Jelinek1-1/+8
2020-01-01Update copyright years.Jakub Jelinek1-1/+1
2019-12-13re PR target/92908 (wrong code with -Og -fno-tree-fre -mavx512bw and vector c...Jakub Jelinek1-1/+10
2019-11-19Revert r278441Richard Sandiford1-42/+14
2019-11-18Two RTL CC tweaks for SVE pmore/plast conditionsRichard Sandiford1-14/+42
2019-11-07simplify-rtx: simplify_logical_relational_operationSegher Boessenkool1-0/+130
2019-09-21Extend neg_const_int simplifications to other const rtxesRichard Sandiford1-18/+13
2019-09-19Rework constant subreg folds and handle more variable-length casesRichard Sandiford1-311/+591
2019-07-29Generalise VEC_DUPLICATE folding for variable-length vectorsRichard Sandiford1-13/+26
2019-07-29Implement more rtx vector folds on variable-length vectorsRichard Sandiford1-25/+114
2019-07-09simplify-rtx.c (simplify_unary_operation_1): Use GET_MODE_PRECISION rather th...John Darrington1-4/+4
2019-07-04re PR target/88833 ([SVE] Redundant moves for WHILELO-based loops)Prathamesh Kulkarni1-0/+11
2019-02-24re PR rtl-optimization/89445 (_mm512_maskz_loadu_pd "forgets" to use the mask)Jakub Jelinek1-2/+4
2019-01-09PR other/16615 [1/5]Sandra Loosemore1-1/+1
2019-01-01Update copyright years.Jakub Jelinek1-1/+1
2018-11-13re PR rtl-optimization/87918 (ICE in simplify_binary_operation, at simplify-r...Jakub Jelinek1-3/+13
2018-11-06re PR middle-end/18041 (OR of two single-bit bitfields is inefficient)Richard Biener1-0/+32
2018-10-18Limit mask of vec_merge to HOST_BITS_PER_WIDE_INTH.J. Lu1-0/+3
2018-10-18Call simplify_gen_subreg to simplify subreg of vec_mergeH.J. Lu1-6/+7
2018-10-18Simplify subreg of vec_merge of vec_duplicateH.J. Lu1-1/+28
2018-09-28Simplify vec_merge according to the mask.Andrew Stubbs1-0/+136
2018-09-19Remove constant vec_select restriction.Andrew Stubbs1-2/+7
2018-07-07tree-vrp.c (vrp_int_const_binop): Change overflow type to overflow_type.Aldy Hernandez1-1/+1
2018-06-12Use poly_int rtx accessors instead of hwi accessorsRichard Sandiford1-13/+7
2018-05-17[patch AArch64] Do not perform a vector splat for vector initialisation if it...James Greenhalgh1-0/+54
2018-04-25re PR middle-end/85414 (ICE: in ix86_expand_prologue, at config/i386/i386.c:1...Jakub Jelinek1-2/+2
2018-04-13re PR rtl-optimization/85376 (wrong code with -Og -fno-dce -fgcse -fno-tree-c...Jakub Jelinek1-2/+2
2018-03-21re PR rtl-optimization/84989 (_mm512_broadcast_f32x4 triggers ICE in simplify...Jakub Jelinek1-1/+3
2018-01-20re PR target/83930 (ICE: RTL check: expected code 'const_int', have 'mem' in ...Jakub Jelinek1-1/+2
2018-01-13Extra subreg fold for variable-length CONST_VECTORsRichard Sandiford1-11/+24
2018-01-08PR target/83663 - Revert r255946Vidya Praveen1-51/+0
2018-01-05[PATCH PR82439][simplify-rtx] Simplify (x | y) == x -> (y & ~x) == 0Sudakshina Das1-21/+25
2018-01-03poly_int: GET_MODE_SIZERichard Sandiford1-21/+23
2018-01-03poly_int: GET_MODE_NUNITSRichard Sandiford1-57/+82
2018-01-03Update copyright years.Jakub Jelinek1-1/+1
2018-01-02Make CONST_VECTOR_ELT handle implicitly-encoded elementsRichard Sandiford1-3/+3
2018-01-02Use CONST_VECTOR_ELT instead of XVECEXPRichard Sandiford1-2/+2
2017-12-28Use valid_for_const_vector_p instead of CONSTANT_PRichard Sandiford1-1/+2
2017-12-21[patch AArch64] Do not perform a vector splat for vector initialisation if it...James Greenhalgh1-0/+51
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