Show patches with: Submitter = Roger Sayle       |    State = Action Required       |    Archived = No       |   141 patches
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Patch Series rb/tb S/W/F Date Submitter Delegate State
Optimize (X<<C)+(Y<<C) as (X+Y)<<C for signed addition. Optimize (X<<C)+(Y<<C) as (X+Y)<<C for signed addition. - - --- 2022-09-13 Roger Sayle New
PR tree-optimization/71343: Value number X<<2 as X*4. PR tree-optimization/71343: Value number X<<2 as X*4. - - --- 2022-09-13 Roger Sayle New
PR rtl-optimization/106594: Preserve zero_extend when cheap. PR rtl-optimization/106594: Preserve zero_extend when cheap. - - --- 2022-09-11 Roger Sayle New
[x86_64] Support shifts and rotates by integer constants in TImode STV. [x86_64] Support shifts and rotates by integer constants in TImode STV. - - --- 2022-08-15 Roger Sayle New
[x86,take,#2] Move V1TI shift/rotate lowering from expand to pre-reload split. [x86,take,#2] Move V1TI shift/rotate lowering from expand to pre-reload split. - - --- 2022-08-12 Roger Sayle New
[x86] PR target/106577: force_reg may clobber operands during split. [x86] PR target/106577: force_reg may clobber operands during split. - - --- 2022-08-12 Roger Sayle New
[x86_64] Use PTEST to perform AND in TImode STV of (A & B) != 0. [x86_64] Use PTEST to perform AND in TImode STV of (A & B) != 0. - - --- 2022-08-09 Roger Sayle New
PR tree-optimization/64992: (B << 2) != 0 is B when B is Boolean. PR tree-optimization/64992: (B << 2) != 0 is B when B is Boolean. - - --- 2022-08-08 Roger Sayle New
PR tree-optimization/71343: Optimize (X<<C)&(Y<<C) as (X&Y)<<C. PR tree-optimization/71343: Optimize (X<<C)&(Y<<C) as (X&Y)<<C. - - --- 2022-08-08 Roger Sayle New
middle-end: Optimize ((X >> C1) & C2) != C3 for more cases. middle-end: Optimize ((X >> C1) & C2) != C3 for more cases. - - --- 2022-08-07 Roger Sayle New
[x86,take,#2] Add peephole2 to reduce double word register shuffling [x86,take,#2] Add peephole2 to reduce double word register shuffling - - --- 2022-08-07 Roger Sayle New
[x86] Move V1TI shift/rotate lowering from expand to pre-reload split. [x86] Move V1TI shift/rotate lowering from expand to pre-reload split. - - --- 2022-08-05 Roger Sayle New
middle-end: Allow backend to expand/split double word compare to 0/-1. middle-end: Allow backend to expand/split double word compare to 0/-1. - - --- 2022-08-03 Roger Sayle New
[x86] PR target/47949: Use xchg to move from/to AX_REG with -Oz. [x86] PR target/47949: Use xchg to move from/to AX_REG with -Oz. - - --- 2022-08-02 Roger Sayle New
[take,#2] Some additional zero-extension related optimizations in simplify-rtx. [take,#2] Some additional zero-extension related optimizations in simplify-rtx. - - --- 2022-08-02 Roger Sayle New
[x86_64] PR target/106481: Handle CONST_WIDE_INT in REG_EQUAL during STV. [x86_64] PR target/106481: Handle CONST_WIDE_INT in REG_EQUAL during STV. - - --- 2022-08-01 Roger Sayle New
[Ada] Update configure to check for a recent gnat Ada compiler. [Ada] Update configure to check for a recent gnat Ada compiler. - - --- 2022-07-30 Roger Sayle New
PR bootstrap/106472: Add libgo depends on libbacktrace to Makefile.def PR bootstrap/106472: Add libgo depends on libbacktrace to Makefile.def - - --- 2022-07-30 Roger Sayle New
[x86_64,take,#2] PR target/106450: Tweak timode_remove_non_convertible_regs. [x86_64,take,#2] PR target/106450: Tweak timode_remove_non_convertible_regs. - - --- 2022-07-30 Roger Sayle New
[x86_64] PR target/106450: Tweak timode_remove_non_convertible_regs. [x86_64] PR target/106450: Tweak timode_remove_non_convertible_regs. - - --- 2022-07-28 Roger Sayle New
Some additional zero-extension related optimizations in simplify-rtx. Some additional zero-extension related optimizations in simplify-rtx. - - --- 2022-07-27 Roger Sayle New
middle-end: More support for ABIs that pass FP values as wider ints. middle-end: More support for ABIs that pass FP values as wider ints. - - --- 2022-07-26 Roger Sayle New
Add new target hook: simplify_modecc_const. Add new target hook: simplify_modecc_const. - - --- 2022-07-26 Roger Sayle New
[Documentation] Correct RTL documentation: (use (mem ...)) is allowed. [Documentation] Correct RTL documentation: (use (mem ...)) is allowed. - - --- 2022-07-23 Roger Sayle New
[x86,take,#3] PR target/91681: zero_extendditi2 pattern for more optimizations. [x86,take,#3] PR target/91681: zero_extendditi2 pattern for more optimizations. - - --- 2022-07-23 Roger Sayle New
[x86] PR target/106303: Fix TImode STV related failures. [x86] PR target/106303: Fix TImode STV related failures. - - --- 2022-07-23 Roger Sayle New
[middle-end] PR c/106264: Silence warnings from __builtin_modf et al. [middle-end] PR c/106264: Silence warnings from __builtin_modf et al. - - --- 2022-07-16 Roger Sayle New
[x86] PR target/106273: Add earlyclobber to *andn<dwi>3_doubleword_bmi [x86] PR target/106273: Add earlyclobber to *andn<dwi>3_doubleword_bmi - - --- 2022-07-15 Roger Sayle New
PR target/106278: Keep REG_EQUAL notes consistent during TImode STV. PR target/106278: Keep REG_EQUAL notes consistent during TImode STV. - - --- 2022-07-14 Roger Sayle New
Move reload_completed and other rtl.h globals to crtl structure. Move reload_completed and other rtl.h globals to crtl structure. - - --- 2022-07-10 Roger Sayle New
[x86_64] Improved Scalar-To-Vector (STV) support for TImode to V1TImode. [x86_64] Improved Scalar-To-Vector (STV) support for TImode to V1TImode. - - --- 2022-07-09 Roger Sayle New
[gcc12,backport] PR target/105930: Split *xordi3_doubleword after reload on x86. [gcc12,backport] PR target/105930: Split *xordi3_doubleword after reload on x86. - - --- 2022-07-09 Roger Sayle New
[x86] Fun with flags: Adding stc/clc instructions to i386.md. [x86] Fun with flags: Adding stc/clc instructions to i386.md. - - --- 2022-07-08 Roger Sayle New
Be careful with MODE_CC in simplify_const_relational_operation. Be careful with MODE_CC in simplify_const_relational_operation. - - --- 2022-07-07 Roger Sayle New
[PATCH/RFC] combine_completed global variable. [PATCH/RFC] combine_completed global variable. - - --- 2022-07-07 Roger Sayle New
[x86] Support *testdi_not_doubleword during STV pass. [x86] Support *testdi_not_doubleword during STV pass. - - --- 2022-07-07 Roger Sayle New
[x86] UNSPEC_PALIGNR optimizations and clean-ups. [x86] UNSPEC_PALIGNR optimizations and clean-ups. - - --- 2022-06-30 Roger Sayle New
[x86,take,#2] Double word logical operation clean-ups in i386.md. [x86,take,#2] Double word logical operation clean-ups in i386.md. - - --- 2022-06-30 Roger Sayle New
[x86] Double word logical operation clean-ups in i386.md. [x86] Double word logical operation clean-ups in i386.md. - - --- 2022-06-28 Roger Sayle New
[rs6000] Improve constant integer multiply using rldimi. [rs6000] Improve constant integer multiply using rldimi. - - --- 2022-06-26 Roger Sayle New
[x86] Use xchg for DImode double word rotate by 32 bits with -m32. [x86] Use xchg for DImode double word rotate by 32 bits with -m32. - - --- 2022-06-26 Roger Sayle New
[take,2] middle-end: Support ABIs that pass FP values as wider integers. [take,2] middle-end: Support ABIs that pass FP values as wider integers. - - --- 2022-06-26 Roger Sayle New
[x86] PR rtl-optimization/96692: ((A|B)^C)^A using andn with -mbmi. [x86] PR rtl-optimization/96692: ((A|B)^C)^A using andn with -mbmi. - - --- 2022-06-26 Roger Sayle New
[x86] PR target/105930: Split *xordi3_doubleword after reload. [x86] PR target/105930: Split *xordi3_doubleword after reload. - - --- 2022-06-22 Roger Sayle New
[rs6000] PR target/105991: Recognize PLUS and XOR forms of rldimi. [rs6000] PR target/105991: Recognize PLUS and XOR forms of rldimi. - - --- 2022-06-17 Roger Sayle New
[x86] Double word implementation of and; cmp to not; test optimization. [x86] Double word implementation of and; cmp to not; test optimization. - - --- 2022-06-05 Roger Sayle New
[take,#2] Fold truncations of left shifts in match.pd [take,#2] Fold truncations of left shifts in match.pd - - --- 2022-06-05 Roger Sayle New
[x86] Recognize vpcmov in combine with -mxop. [x86] Recognize vpcmov in combine with -mxop. - - --- 2022-06-04 Roger Sayle New
[x86] PR target/91681: zero_extendditi2 pattern for more optimizations. [x86] PR target/91681: zero_extendditi2 pattern for more optimizations. - - --- 2022-06-03 Roger Sayle New
[PATCH/RFC] cprop_hardreg... Third time's a charm. [PATCH/RFC] cprop_hardreg... Third time's a charm. - - --- 2022-06-02 Roger Sayle New
[x86] Add peephole2 to reduce double word register shuffling. [x86] Add peephole2 to reduce double word register shuffling. - - --- 2022-06-02 Roger Sayle New
Fold truncations of left shifts in match.pd Fold truncations of left shifts in match.pd - - --- 2022-05-30 Roger Sayle New
[x86,PING] PR target/70321: Split double word equality/inequality after STV. [x86,PING] PR target/70321: Split double word equality/inequality after STV. - - --- 2022-05-30 Roger Sayle New
Canonicalize X&-Y as X*Y in match.pd when Y is [0,1]. Canonicalize X&-Y as X*Y in match.pd when Y is [0,1]. - - --- 2022-05-24 Roger Sayle New
[PATCH/RFC] PR tree-optimization/96912: Recognize VEC_COND_EXPR in match.pd [PATCH/RFC] PR tree-optimization/96912: Recognize VEC_COND_EXPR in match.pd - - --- 2022-05-23 Roger Sayle New
[x86,PING] Peephole pand;pxor into pandn [x86,PING] Peephole pand;pxor into pandn - - --- 2022-05-23 Roger Sayle New
PR tree-optimization/105668: Provide RTL expansion for VEC_COND_EXPR. PR tree-optimization/105668: Provide RTL expansion for VEC_COND_EXPR. - - --- 2022-05-23 Roger Sayle New
Simplify vec_unpack of uniform_vector_p constructors in match.pd. Simplify vec_unpack of uniform_vector_p constructors in match.pd. - - --- 2022-05-21 Roger Sayle New
[PING] PR middle-end/95126: Expand small const structs as immediate constants [PING] PR middle-end/95126: Expand small const structs as immediate constants - - --- 2022-05-21 Roger Sayle New
[x86] Some additional ix86_rtx_costs clean-ups: NEG, AND and pandn. [x86] Some additional ix86_rtx_costs clean-ups: NEG, AND and pandn. - - --- 2022-05-18 Roger Sayle New
Simplify logic in tree-scalar-evolution's expensive_expression_p. Simplify logic in tree-scalar-evolution's expensive_expression_p. - - --- 2022-05-17 Roger Sayle New
[x86,take,2] Improved V1TI (and V2DI) mode equality/inequality. [x86,take,2] Improved V1TI (and V2DI) mode equality/inequality. - - --- 2022-05-13 Roger Sayle New
[x86] PR target/92578: Peephole2s to tweak cmove register allocation. [x86] PR target/92578: Peephole2s to tweak cmove register allocation. - - --- 2022-04-25 Roger Sayle New
PR middle-end/98865: Optimize (a>>63)*b as -(a>>63)&b in match.pd. PR middle-end/98865: Optimize (a>>63)*b as -(a>>63)&b in match.pd. - - --- 2022-04-20 Roger Sayle New
[x86_64] PR middle-end/105135: Catch more cmov idioms in combine. [x86_64] PR middle-end/105135: Catch more cmov idioms in combine. - - --- 2022-04-19 Roger Sayle New
[x86] PR target/70321: Split double word equality/inequality after STV. [x86] PR target/70321: Split double word equality/inequality after STV. - - --- 2022-04-13 Roger Sayle New
[x86] Avoid andn and generate shorter not;and with -Oz. [x86] Avoid andn and generate shorter not;and with -Oz. - - --- 2022-04-13 Roger Sayle New
[x86] Peephole pand;pxor into pandn. [x86] Peephole pand;pxor into pandn. - - --- 2022-04-12 Roger Sayle New
[x86_64] Avoid andb %dil when optimizing for size. [x86_64] Avoid andb %dil when optimizing for size. - - --- 2022-04-12 Roger Sayle New
[x86_64] PR 90356: Use xor to load const_double 0.0 on SSE (always) [x86_64] PR 90356: Use xor to load const_double 0.0 on SSE (always) - - --- 2022-03-17 Roger Sayle New
Avoid generating unused labels in genmatch. Avoid generating unused labels in genmatch. - - --- 2022-03-16 Roger Sayle New
Generate an if instead of a switch with one case in genmatch. Generate an if instead of a switch with one case in genmatch. - - --- 2022-03-16 Roger Sayle New
[x86] PR target/94680: Clear upper bits of V2DF using movq (like V2DI). [x86] PR target/94680: Clear upper bits of V2DF using movq (like V2DI). - - --- 2022-03-15 Roger Sayle New
Performance/size improvement to single_use when matching GIMPLE. Performance/size improvement to single_use when matching GIMPLE. - - --- 2022-03-15 Roger Sayle New
Ignore (possible) signed zeros in operands of FP comparisons. Ignore (possible) signed zeros in operands of FP comparisons. - - --- 2022-03-14 Roger Sayle New
[x86] Fix libitm.c/memset-1.c test fails with new peephole2s. [x86] Fix libitm.c/memset-1.c test fails with new peephole2s. - - --- 2022-03-12 Roger Sayle New
PR tree-optimization/101895: Fold VEC_PERM to help recognize FMA. PR tree-optimization/101895: Fold VEC_PERM to help recognize FMA. - - --- 2022-03-11 Roger Sayle New
PR middle-end/98420: Don't fold x - x to 0.0 with -frounding-math PR middle-end/98420: Don't fold x - x to 0.0 with -frounding-math - - --- 2022-03-10 Roger Sayle New
[v2] PR tree-optimization/98335: Improvements to DSE's compute_trims. [v2] PR tree-optimization/98335: Improvements to DSE's compute_trims. - - --- 2022-03-09 Roger Sayle New
[C++] PR c++/96440: ICE-on-invalid-code error recovery. [C++] PR c++/96440: ICE-on-invalid-code error recovery. - - --- 2022-03-07 Roger Sayle New
[C++] PR c++/96437: ICE-on-invalid-code error recovery. [C++] PR c++/96437: ICE-on-invalid-code error recovery. - - --- 2022-03-07 Roger Sayle New
[C++] PR c++/96329: ICE-on-invalid-code error recovery. [C++] PR c++/96329: ICE-on-invalid-code error recovery. - - --- 2022-03-07 Roger Sayle New
[x86] PR tree-optimization/98335: New peephole2 xorl; movb -> movzbl [x86] PR tree-optimization/98335: New peephole2 xorl; movb -> movzbl - - --- 2022-03-07 Roger Sayle New
PR tree-optimization/98335: Improvements to DSE's compute_trims. PR tree-optimization/98335: Improvements to DSE's compute_trims. - - --- 2022-03-07 Roger Sayle New
[i386] PR 104732: Simplify/fix DI mode logic expansion/splitting on -m32. [i386] PR 104732: Simplify/fix DI mode logic expansion/splitting on -m32. - - --- 2022-03-04 Roger Sayle New
PR c++/84964: Middle-end patch to expand_call for ICE after sorry. PR c++/84964: Middle-end patch to expand_call for ICE after sorry. - - --- 2022-02-28 Roger Sayle New
PR middle-end/80270: ICE in extract_bit_field_1 PR middle-end/80270: ICE in extract_bit_field_1 - - --- 2022-02-27 Roger Sayle New
PR c++/39751: ICE-on-invalid parsing regression. PR c++/39751: ICE-on-invalid parsing regression. - - --- 2022-02-26 Roger Sayle New
PR middle-end/95126: Expand small const structs as immediate constants. PR middle-end/95126: Expand small const structs as immediate constants. - - --- 2022-02-26 Roger Sayle New
[C++] PR c++/96442: Another improved error recovery in enumerations. [C++] PR c++/96442: Another improved error recovery in enumerations. - - --- 2022-02-22 Roger Sayle New
c++: PR c++/95999: Improved error recovery in enumeration lists. c++: PR c++/95999: Improved error recovery in enumeration lists. - - --- 2022-02-21 Roger Sayle New
Implement constant-folding simplifications of reductions. Implement constant-folding simplifications of reductions. - - --- 2022-02-21 Roger Sayle New
PR tree-optimization/83907: Improved memset handling in strlen pass. PR tree-optimization/83907: Improved memset handling in strlen pass. - - --- 2022-02-20 Roger Sayle New
Improved constant folding for scalar evolution. Improved constant folding for scalar evolution. - - --- 2022-02-20 Roger Sayle New
PR middle-end/65855: Scalar evolution for quadratic chrecs PR middle-end/65855: Scalar evolution for quadratic chrecs - - --- 2022-02-18 Roger Sayle New
PR c/104506: Tolerate error_mark_node in useless_type_conversion_p. PR c/104506: Tolerate error_mark_node in useless_type_conversion_p. - - --- 2022-02-14 Roger Sayle New
gfortran: Respect target's NO_DOT_IN_LABEL in trans-common.cc gfortran: Respect target's NO_DOT_IN_LABEL in trans-common.cc - - --- 2022-02-10 Roger Sayle New
middle-end: Support ABIs that pass FP values as wider integers. middle-end: Support ABIs that pass FP values as wider integers. - - --- 2022-02-09 Roger Sayle New
PR rtl-optimization/101885: Prevent combine from clobbering flags PR rtl-optimization/101885: Prevent combine from clobbering flags - - --- 2022-02-03 Roger Sayle New
PR middle-end/104140: bootstrap ICE on riscv. PR middle-end/104140: bootstrap ICE on riscv. - - --- 2022-01-21 Roger Sayle New
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