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Roger Sayle
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«
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Patch
Series
A/F/R/T
S/W/F
Date
Submitter
Delegate
State
Replace a HWI_COMPUTABLE_MODE_P with wide-int in simplify-rtx.cc.
Replace a HWI_COMPUTABLE_MODE_P with wide-int in simplify-rtx.cc.
- - - -
-
-
-
2023-05-26
Roger Sayle
New
[i386] A minor code clean-up: Use NULL_RTX instead of nullptr
[i386] A minor code clean-up: Use NULL_RTX instead of nullptr
- - - -
-
-
-
2023-05-24
Roger Sayle
New
PR middle-end/109840: Preserve popcount/parity type in match.pd.
PR middle-end/109840: Preserve popcount/parity type in match.pd.
- - - -
-
-
-
2023-05-23
Roger Sayle
New
[x86_64] PR middle-end/109766: Prevent cprop_hardreg bloating code with -Os.
[x86_64] PR middle-end/109766: Prevent cprop_hardreg bloating code with -Os.
- - - -
-
-
-
2023-05-11
Roger Sayle
New
match.pd: Simplify popcount(X&Y)+popcount(X|Y) as popcount(X)+popcount(Y)
match.pd: Simplify popcount(X&Y)+popcount(X|Y) as popcount(X)+popcount(Y)
- - - -
-
-
-
2023-05-10
Roger Sayle
New
[x86_64] Use [(const_int 0)] idiom consistently in i386.md
[x86_64] Use [(const_int 0)] idiom consistently in i386.md
- - - -
-
-
-
2023-05-10
Roger Sayle
New
[take,#3] match.pd: Simplify popcount/parity of bswap/rotate.
[take,#3] match.pd: Simplify popcount/parity of bswap/rotate.
- - - -
-
-
-
2023-05-10
Roger Sayle
New
[libgcc] Add bit reversal functions __bitrev[qhsd]i2.
[libgcc] Add bit reversal functions __bitrev[qhsd]i2.
- - - -
-
-
-
2023-05-06
Roger Sayle
New
Add RTX codes for BITREVERSE and COPYSIGN.
Add RTX codes for BITREVERSE and COPYSIGN.
- - - -
-
-
-
2023-05-06
Roger Sayle
New
nvptx: Add suppport for __builtin_nvptx_brev instrinsic.
nvptx: Add suppport for __builtin_nvptx_brev instrinsic.
- - - -
-
-
-
2023-05-06
Roger Sayle
New
[x86_64] Introduce insvti_highpart define_insn_and_split.
[x86_64] Introduce insvti_highpart define_insn_and_split.
- - - -
-
-
-
2023-05-06
Roger Sayle
New
Don't call emit_clobber in lower-subreg.cc's resolve_simple_move.
Don't call emit_clobber in lower-subreg.cc's resolve_simple_move.
- - - -
-
-
-
2023-05-06
Roger Sayle
New
[Committed] Update xstormy16's neghi2 pattern to not clobber the carry flag.
[Committed] Update xstormy16's neghi2 pattern to not clobber the carry flag.
- - - -
-
-
-
2023-04-30
Roger Sayle
New
[xstormy16] Efficient HImode rotate left by a single bit.
[xstormy16] Efficient HImode rotate left by a single bit.
- - - -
-
-
-
2023-04-29
Roger Sayle
New
[xstormy16] Recognize/support swpn (swap nibbles) instruction.
[xstormy16] Recognize/support swpn (swap nibbles) instruction.
- - - -
-
-
-
2023-04-29
Roger Sayle
New
Synchronize include/ctf.h with upstream binutils/libctf.
Synchronize include/ctf.h with upstream binutils/libctf.
- - - -
-
-
-
2023-04-27
Roger Sayle
New
[xstormy16] Add support for byte and word swapping instructions.
[xstormy16] Add support for byte and word swapping instructions.
- - - -
-
-
-
2023-04-25
Roger Sayle
New
[Committed] Correct zeroextendqihi2 insn length regression on xstormy16.
[Committed] Correct zeroextendqihi2 insn length regression on xstormy16.
- - - -
-
-
-
2023-04-25
Roger Sayle
New
PR rtl-optimization/109476: Use ZERO_EXTEND instead of zeroing a SUBREG.
PR rtl-optimization/109476: Use ZERO_EXTEND instead of zeroing a SUBREG.
- - - -
-
-
-
2023-04-23
Roger Sayle
New
[xstormy16] Add extendhisi2 and zero_extendhisi2 patterns to stormy16.md
[xstormy16] Add extendhisi2 and zero_extendhisi2 patterns to stormy16.md
- - - -
-
-
-
2023-04-22
Roger Sayle
New
[xstormy16] Improved SImode shifts by two bits.
[xstormy16] Improved SImode shifts by two bits.
- - - -
-
-
-
2023-04-22
Roger Sayle
New
[xstormy16] Update xstormy16_rtx_costs.
[xstormy16] Update xstormy16_rtx_costs.
- - - -
-
-
-
2023-04-22
Roger Sayle
New
[Committed] New test case gcc.target/avr/pr54816.c
[Committed] New test case gcc.target/avr/pr54816.c
- - - -
-
-
-
2023-04-16
Roger Sayle
New
PR middle-end/109031: Fix final value replacement from narrower IVs.
PR middle-end/109031: Fix final value replacement from narrower IVs.
- - - -
-
-
-
2023-03-12
Roger Sayle
New
PR rtl-optimization/106594: Preserve zero_extend in combine when cheap.
PR rtl-optimization/106594: Preserve zero_extend in combine when cheap.
- - - -
-
-
-
2023-03-04
Roger Sayle
New
[DOC] Document the VEC_PERM_EXPR tree code (and minor clean-ups).
[DOC] Document the VEC_PERM_EXPR tree code (and minor clean-ups).
- - - -
-
-
-
2023-02-04
Roger Sayle
New
PR rtl-optimization/106421: ICE in bypass_block from non-local goto.
PR rtl-optimization/106421: ICE in bypass_block from non-local goto.
- - - -
-
-
-
2023-01-09
Roger Sayle
New
[x86] PR rtl-optimization/107991: peephole2 to tweak register allocation.
[x86] PR rtl-optimization/107991: peephole2 to tweak register allocation.
- - - -
-
-
-
2023-01-09
Roger Sayle
New
[nvptx] Correct pattern for popcountdi2 insn in nvptx.md.
[nvptx] Correct pattern for popcountdi2 insn in nvptx.md.
- - - -
-
-
-
2023-01-09
Roger Sayle
New
[x86_64] Introduce insvti_highpart define_insn_and_split.
[x86_64] Introduce insvti_highpart define_insn_and_split.
- - - -
-
-
-
2023-01-05
Roger Sayle
New
PR tree-optimization/92342: Optimize b & -(a==c) in match.pd
PR tree-optimization/92342: Optimize b & -(a==c) in match.pd
- - - -
-
-
-
2023-01-03
Roger Sayle
New
[x86] Improve ix86_expand_int_movcc to allow condition (mask) sharing.
[x86] Improve ix86_expand_int_movcc to allow condition (mask) sharing.
- - - -
-
-
-
2023-01-02
Roger Sayle
New
[x86] PR target/108229: A minor STV compute_convert_gain tweak.
[x86] PR target/108229: A minor STV compute_convert_gain tweak.
- - - -
-
-
-
2023-01-01
Roger Sayle
New
Fix RTL simplifications of FFS, POPCOUNT and PARITY.
Fix RTL simplifications of FFS, POPCOUNT and PARITY.
- - - -
-
-
-
2023-01-01
Roger Sayle
New
[x86] Provide zero_extend versions/variants of several patterns.
[x86] Provide zero_extend versions/variants of several patterns.
- - - -
-
-
-
2022-12-28
Roger Sayle
New
[x86_64] Add post-reload splitter for extendditi2.
[x86_64] Add post-reload splitter for extendditi2.
- - - -
-
-
-
2022-12-28
Roger Sayle
New
[x86] Use ix86_expand_clear in ix86_split_ashl.
[x86] Use ix86_expand_clear in ix86_split_ashl.
- - - -
-
-
-
2022-12-28
Roger Sayle
New
[Committed] Tweak new gcc.target/i386/pr107548-1.c for -march=cascadelake.
[Committed] Tweak new gcc.target/i386/pr107548-1.c for -march=cascadelake.
- - - -
-
-
-
2022-12-24
Roger Sayle
New
[x86] Use movss/movsd to implement V4SI/V2DI VEC_PERM.
[x86] Use movss/movsd to implement V4SI/V2DI VEC_PERM.
- - - -
-
-
-
2022-12-23
Roger Sayle
New
[x86] PR target/107548: Handle vec_select in STV.
[x86] PR target/107548: Handle vec_select in STV.
- - - -
-
-
-
2022-12-22
Roger Sayle
New
[x86] PR target/106933: Limit TImode STV to SSA-like def-use chains.
[x86] PR target/106933: Limit TImode STV to SSA-like def-use chains.
- - - -
-
-
-
2022-12-22
Roger Sayle
New
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 target/106877: Robustify reg-stack to malformed asm.
PR target/106877: Robustify reg-stack to malformed asm.
- - - -
-
-
-
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
[Committed] PR target/106640: Fix use of XINT in TImode compute_convert_gain.
[Committed] PR target/106640: Fix use of XINT in TImode compute_convert_gain.
- - - -
-
-
-
2022-08-17
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
[take,#2] PR tree-optimization/71343: Optimize (X<<C)&(Y<<C) as (X&Y)<<C.
[take,#2] PR tree-optimization/71343: Optimize (X<<C)&(Y<<C) as (X&Y)<<C.
- - - -
-
-
-
2022-08-12
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
[Committed] PR other/106575: Use "signed char" in new fold-eqandshift-4.c
[Committed] PR other/106575: Use "signed char" in new fold-eqandshift-4.c
- - - -
-
-
-
2022-08-10
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
[Committed] Add -mno-stv to new gcc.target/i386/cmpti2.c test case.
[Committed] Add -mno-stv to new gcc.target/i386/cmpti2.c test case.
- - - -
-
-
-
2022-08-07
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
[x86_64] Allow any immediate constant in *cmp<dwi>_doubleword splitter.
[x86_64] Allow any immediate constant in *cmp<dwi>_doubleword splitter.
- - - -
-
-
-
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] Improved pre-reload split of double word comparison against -1.
[x86] Improved pre-reload split of double word comparison against -1.
- - - -
-
-
-
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] Add rotl64ti2_doubleword pattern to i386.md
[x86_64] Add rotl64ti2_doubleword pattern to i386.md
- - - -
-
-
-
2022-07-29
Roger Sayle
New
[x86] Support logical shifts by (some) integer constants in TImode STV.
[x86] Support logical shifts by (some) integer constants in TImode STV.
- - - -
-
-
-
2022-07-28
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
[x86_64] PR target/106231: Optimize (any_extend:DI (ctz:SI ...)).
[x86_64] PR target/106231: Optimize (any_extend:DI (ctz:SI ...)).
- - - -
-
-
-
2022-07-16
Roger Sayle
New
[AVX512] Add UNSPEC_MASKOP to kupck<mode> instructions in sse.md.
[AVX512] Add UNSPEC_MASKOP to kupck<mode> instructions in sse.md.
- - - -
-
-
-
2022-07-16
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] Fix issue with x86_64_const_vector_operand predicate.
[x86] Fix issue with x86_64_const_vector_operand predicate.
- - - -
-
-
-
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.
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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.
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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.
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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.
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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.
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2022-07-07
Roger Sayle
New
[PATCH/RFC] combine_completed global variable.
[PATCH/RFC] combine_completed global variable.
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2022-07-07
Roger Sayle
New
[x86] Support *testdi_not_doubleword during STV pass.
[x86] Support *testdi_not_doubleword during STV pass.
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2022-07-07
Roger Sayle
New
[x86,take,#2] Doubleword version of and; cmp to not; test optimization.
[x86,take,#2] Doubleword version of and; cmp to not; test optimization.
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2022-07-04
Roger Sayle
New
[Committed] Add constraints to new andn<dwi>_doubleword_bmi pattern in i386.md.
[Committed] Add constraints to new andn<dwi>_doubleword_bmi pattern in i386.md.
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2022-07-01
Roger Sayle
New
[x86] PR target/106122: Don't update %esp via the stack with -Oz.
[x86] PR target/106122: Don't update %esp via the stack with -Oz.
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2022-06-30
Roger Sayle
New
[x86] UNSPEC_PALIGNR optimizations and clean-ups.
[x86] UNSPEC_PALIGNR optimizations and clean-ups.
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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.
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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.
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2022-06-28
Roger Sayle
New
[rs6000] Improve constant integer multiply using rldimi.
[rs6000] Improve constant integer multiply using rldimi.
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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.
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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.
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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.
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2022-06-26
Roger Sayle
New
[x86_64] Implement __imag__ of float _Complex using shufps.
[x86_64] Implement __imag__ of float _Complex using shufps.
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2022-06-26
Roger Sayle
New
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