Show patches with: Submitter = Hongtao Liu       |    State = Action Required       |    Archived = No       |   534 patches
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Patch Series A/F/R/T S/W/F Date Submitter Delegate State
Simplify (view_convert ~a) < 0 to (view_convert a) >= 0 [PR middle-end/100738] Simplify (view_convert ~a) < 0 to (view_convert a) >= 0 [PR middle-end/100738] - - - - --- 2021-06-01 Hongtao Liu New
[i386] Split not+broadcast+pand to broadcast+pandn. [i386] Split not+broadcast+pand to broadcast+pandn. - - - - --- 2021-05-25 Hongtao Liu New
Extend is_cond_scalar_reduction to handle nop_expr after/before scalar reduction.[PR98365] Extend is_cond_scalar_reduction to handle nop_expr after/before scalar reduction.[PR98365] - - - - --- 2021-05-24 Hongtao Liu New
[i386] Support avx512 vector shift with vector [PR98434] [i386] Support avx512 vector shift with vector [PR98434] - - - - --- 2021-05-24 Hongtao Liu New
[1/2,i386] Fold blendv builtins into gimple. [1/2,i386] Fold blendv builtins into gimple. - - - - --- 2021-05-24 Hongtao Liu New
[i386] Fix ICE when lhs is NULL [PR target/100660] [i386] Fix ICE when lhs is NULL [PR target/100660] - - - - --- 2021-05-20 Hongtao Liu New
[i386] Fix _mm256_zeroupper to notify LRA that vzeroupper will kill sse registers. [PR target/82735] [i386] Fix _mm256_zeroupper to notify LRA that vzeroupper will kill sse registers. [PR target/82735] - - - - --- 2021-05-13 Hongtao Liu New
[i386] Fix ICE [PR target/100549] [i386] Fix ICE [PR target/100549] - - - - --- 2021-05-13 Hongtao Liu New
[AVX512] Optimize vpexpand* to mask mov when mask have all ones in it's lower part (including 0 and… [AVX512] Optimize vpexpand* to mask mov when mask have all ones in it's lower part (including 0 and… - - - - --- 2021-04-30 Hongtao Liu New
[AVX512] Fix ICE for vpexpand*. [AVX512] Fix ICE for vpexpand*. - - - - --- 2021-04-30 Hongtao Liu New
i386: Optimize vpblendvb on inverted mask register to vpblendvb on swapping the order of operand 1 … i386: Optimize vpblendvb on inverted mask register to vpblendvb on swapping the order of operand 1 … - - - - --- 2021-04-27 Hongtao Liu New
Add folding and remove expanders for x86 *pcmp{et,gt}* builtins [PR target/98911] Add folding and remove expanders for x86 *pcmp{et,gt}* builtins [PR target/98911] - - - - --- 2021-04-23 Hongtao Liu New
[i386] Optimize __builtin_shuffle when it's used to zero the upper bits of the dest. [PR target/946… [i386] Optimize __builtin_shuffle when it's used to zero the upper bits of the dest. [PR target/946… - - - - --- 2021-04-23 Hongtao Liu New
[i386] MASK_AVX256_SPLIT_UNALIGNED_STORE/LOAD should be cleared in opts->x_target_flags when X86_TU… [i386] MASK_AVX256_SPLIT_UNALIGNED_STORE/LOAD should be cleared in opts->x_target_flags when X86_TU… - - - - --- 2021-04-22 Hongtao Liu New
[i386] Fix a small performance regression. [PR98348] [i386] Fix a small performance regression. [PR98348] - - - - --- 2021-04-19 Hongtao Liu New
[GCC-9] backport -march=tigerlake to GCC9 [PR target/100009] [GCC-9] backport -march=tigerlake to GCC9 [PR target/100009] - - - - --- 2021-04-13 Hongtao Liu New
[PR,rtl/optimization/98694] Fix incorrect optimization by cprop_hardreg. [PR,rtl/optimization/98694] Fix incorrect optimization by cprop_hardreg. - - - - --- 2021-01-18 Hongtao Liu New
[x86] Delete dead code in ix86_expand_sse_comi.[PR98612] [x86] Delete dead code in ix86_expand_sse_comi.[PR98612] - - - - --- 2021-01-11 Hongtao Liu New
i386: Optimize pmovskb on zero_extend of subreg HI of the result [PR98461] i386: Optimize pmovskb on zero_extend of subreg HI of the result [PR98461] - - - - --- 2021-01-04 Hongtao Liu New
[X86] Fold more shuffle builtins to VEC_PERM_EXPR. [X86] Fold more shuffle builtins to VEC_PERM_EXPR. - - - - --- 2020-12-15 Hongtao Liu New
[Refactor,AVX512] Combine VI12_AVX512VL with VI48_AVX512VL into VI_AVX512VLBW [Refactor,AVX512] Combine VI12_AVX512VL with VI48_AVX512VL into VI_AVX512VLBW - - - - --- 2020-12-01 Hongtao Liu New
i386: Optimize vpsubusw compared to 0 into vpcmpleuw or vpcmpnltuw[PR96906] i386: Optimize vpsubusw compared to 0 into vpcmpleuw or vpcmpnltuw[PR96906] - - - - --- 2020-11-30 Hongtao Liu New
[X86] Delete Deadcode. [X86] Delete Deadcode. - - - - --- 2020-11-26 Hongtao Liu New
[wwwdocs] gcc-11/changes: Mention Intel AVX-VNNI [wwwdocs] gcc-11/changes: Mention Intel AVX-VNNI - - - - --- 2020-11-11 Hongtao Liu New
[PR,target/97642] Fix incorrect replacement of vmovdqu32 with vpblendd. [PR,target/97642] Fix incorrect replacement of vmovdqu32 with vpblendd. - - - - --- 2020-11-04 Hongtao Liu New
[PR,97506] Simplify trivial vcond_expr in expander. [PR,97506] Simplify trivial vcond_expr in expander. - - - - --- 2020-10-21 Hongtao Liu New
[PR,target/97194,AVX2] Support variable index vec_set. [PR,target/97194,AVX2] Support variable index vec_set. - - - - --- 2020-10-19 Hongtao Liu New
[PR,rtl-optimization/97249] Simplify vec_select of paradoxical subreg. [PR,rtl-optimization/97249] Simplify vec_select of paradoxical subreg. - - - - --- 2020-10-13 Hongtao Liu New
-mno-xsave should imply -mno-avx since -mavx implies -mxsave -mno-xsave should imply -mno-avx since -mavx implies -mxsave - - - - --- 2020-09-16 Hongtao Liu New
Increase rtx_cost of sse_to_integer in skylake_cost. Increase rtx_cost of sse_to_integer in skylake_cost. - - - - --- 2020-09-16 Hongtao Liu New
Return mask <-> integer cost for non-AVX512 micro-architecture. Return mask <-> integer cost for non-AVX512 micro-architecture. - - - - --- 2020-09-15 Hongtao Liu New
Implement __builtin_thread_pointer for x86 TLS Implement __builtin_thread_pointer for x86 TLS - - - - --- 2020-09-08 Hongtao Liu New
[AVX512] Lower AVX512 vector compare to AVX version when dest is vector [AVX512] Lower AVX512 vector compare to AVX version when dest is vector - - - - --- 2020-09-02 Hongtao Liu New
Adjust testcase Adjust testcase - - - - --- 2020-08-31 Hongtao Liu New
Adjust testcase. Adjust testcase. - - - - --- 2020-08-18 Hongtao Liu New
Adjust testcase gcc.target/i386/pr92865-1.c Adjust testcase gcc.target/i386/pr92865-1.c - - - - --- 2020-08-17 Hongtao Liu New
[4/4,PR,target/88808] Enable bitwise operator for AVX512 masks. [1/4,PR,target/88808] Enable bitwise operator for AVX512 masks. - - - - --- 2020-08-14 Hongtao Liu New
[3/4,PR,target/88808] Enable bitwise operator for AVX512 masks. [1/4,PR,target/88808] Enable bitwise operator for AVX512 masks. - - - - --- 2020-08-14 Hongtao Liu New
[2/4,PR,target/88808] Enable bitwise operator for AVX512 masks. [1/4,PR,target/88808] Enable bitwise operator for AVX512 masks. - - - - --- 2020-08-14 Hongtao Liu New
[1/4,PR,target/88808] Enable bitwise operator for AVX512 masks. [1/4,PR,target/88808] Enable bitwise operator for AVX512 masks. - - - - --- 2020-08-14 Hongtao Liu New
Don't use pinsr for struct initialization. Don't use pinsr for struct initialization. - - - - --- 2020-08-14 Hongtao Liu New
[PR,target/96350] Force ENDBR immediate into memory to avoid fake ENDBR opcode. [PR,target/96350] Force ENDBR immediate into memory to avoid fake ENDBR opcode. - - - - --- 2020-08-11 Hongtao Liu New
Using gen_int_mode instead of GEN_INT to avoid ICE caused by type promotion. Using gen_int_mode instead of GEN_INT to avoid ICE caused by type promotion. - - - - --- 2020-07-22 Hongtao Liu New
[AVX512,PR96246] Merge two define_insn: <avx512>_blendm<mode>, <avx512>_load<mode>_mask. [AVX512,PR96246] Merge two define_insn: <avx512>_blendm<mode>, <avx512>_load<mode>_mask. - - - - --- 2020-07-22 Hongtao Liu New
[AVX512] For vector compare to mask register, UNSPEC is needed instead of comparison operator [PR96… [AVX512] For vector compare to mask register, UNSPEC is needed instead of comparison operator [PR96… - - - - --- 2020-07-20 Hongtao Liu New
[AVX512,PR87767] Optimize memory broadcast for constant vector under AVX512 [AVX512,PR87767] Optimize memory broadcast for constant vector under AVX512 - - - - --- 2020-07-09 Hongtao Liu New
Fix typo in expander trunc<mode><pmov_dst_3>2 [AVX512] Fix typo in expander trunc<mode><pmov_dst_3>2 [AVX512] - - - - --- 2020-06-04 Hongtao Liu New
Fix nonconforming memory_operand for vpmov instructions which has memory operand narrow than 128 bi… Fix nonconforming memory_operand for vpmov instructions which has memory operand narrow than 128 bi… - - - - --- 2020-05-25 Hongtao Liu New
[PR92658] Add missing vector truncmn2 expanders for avx512f [PR92658] Add missing vector truncmn2 expanders for avx512f - - - - --- 2020-05-20 Hongtao Liu New
[PR94118] ] Update documentation for x86 operand modifier. [PR94118] ] Update documentation for x86 operand modifier. - - - - --- 2020-05-12 Hongtao Liu New
Add enqcmd,avx512bf16,avx512vp2intersect to funcspec-56.inc Add enqcmd,avx512bf16,avx512vp2intersect to funcspec-56.inc - - - - --- 2020-05-06 Hongtao Liu New
Fix redundant load missed by fre [tree-optimization 92980] Fix redundant load missed by fre [tree-optimization 92980] - - - - --- 2019-12-18 Hongtao Liu New
Add tune option for integer mask cmov, enable this tune for m_CORE_AVX512 Add tune option for integer mask cmov, enable this tune for m_CORE_AVX512 - - - - --- 2019-12-11 Hongtao Liu New
Fix unrecognizable insn of pr92865 Fix unrecognizable insn of pr92865 - - - - --- 2019-12-10 Hongtao Liu New
Use OPTION_MASK_ISA2_$target_[SET, UNSET, ] to indicate those for x_ix86_isa_flags2 Use OPTION_MASK_ISA2_$target_[SET, UNSET, ] to indicate those for x_ix86_isa_flags2 - - - - --- 2019-12-09 Hongtao Liu New
Enable mask operation for 128/256-bit vector VCOND_EXPR under avx512f (PR92686) Enable mask operation for 128/256-bit vector VCOND_EXPR under avx512f (PR92686) - - - - --- 2019-12-04 Hongtao Liu New
Fix TYPO of avx512f_maskcmp<mode>3. Fix TYPO of avx512f_maskcmp<mode>3. - - - - --- 2019-11-27 Hongtao Liu New
Split X86_TUNE_AVX128_OPTIMAL into X86_TUNE_AVX256_SPLIT_REGS and X86_TUNE_AVX128_OPTIMAL Split X86_TUNE_AVX128_OPTIMAL into X86_TUNE_AVX256_SPLIT_REGS and X86_TUNE_AVX128_OPTIMAL - - - - --- 2019-11-12 Hongtao Liu New
Set AVX128_OPTIMAL for all avx targets. Set AVX128_OPTIMAL for all avx targets. - - - - --- 2019-11-12 Hongtao Liu New
[target/92295] Fix inefficient vector constructor [target/92295] Fix inefficient vector constructor - - - - --- 2019-11-01 Hongtao Liu New
[target/89071] Fix false dependence of scalar operations vrcp/vsqrt/vrsqrt/vrndscale [target/89071] Fix false dependence of scalar operations vrcp/vsqrt/vrsqrt/vrndscale - - - - --- 2019-10-23 Hongtao Liu New
[target/92035] Add missing avx512f intrinsics [target/92035] Add missing avx512f intrinsics - - - - --- 2019-10-12 Hongtao Liu New
[target/87007] Extend rpad to handle AVX512F vcvtusi2ss/vcvtusi2sd [target/87007] Extend rpad to handle AVX512F vcvtusi2ss/vcvtusi2sd - - - - --- 2019-09-18 Hongtao Liu New
Enable GCC support for AVX512_VP2INTERSECT. Enable GCC support for AVX512_VP2INTERSECT. - - - - --- 2019-06-06 Hongtao Liu New
Enable memory operand for vfpclass[p,s][s,d] patterns. Enable memory operand for vfpclass[p,s][s,d] patterns. - - - - --- 2019-06-05 Hongtao Liu New
Add missing avx512dqintrin.h _mm_mask_fpclass_s[sd]_mask (PR target/89803) Add missing avx512dqintrin.h _mm_mask_fpclass_s[sd]_mask (PR target/89803) - - - - --- 2019-06-03 Hongtao Liu New
Add GCC support to ENQCMD. Add GCC support to ENQCMD. - - - - --- 2019-05-24 Hongtao Liu New
Fix ix86_expand_sse_comi_round (PR Target/89750, PR Target/86444) Fix ix86_expand_sse_comi_round (PR Target/89750, PR Target/86444) - - - - --- 2019-05-07 Hongtao Liu New
Add missing avx512dqintrin.h _mm_mask_fpclass_s[sd]_mask (PR target/897803) Add missing avx512dqintrin.h _mm_mask_fpclass_s[sd]_mask (PR target/897803) - - - - --- 2019-03-24 Hongtao Liu New
i386: Add BDESC2 for ix86_isa_flags2 and refine all related. i386: Add BDESC2 for ix86_isa_flags2 and refine all related. - - - - --- 2019-01-22 Hongtao Liu New
[V2] sanitizer: [PR110027] Align asan_vec[0] to MAX (BIGGEST_ALIGNMENT / BITS_PER_UNIT, ASAN_RED_ZO… [V2] sanitizer: [PR110027] Align asan_vec[0] to MAX (BIGGEST_ALIGNMENT / BITS_PER_UNIT, ASAN_RED_ZO… - - - - --- 2024-03-26 Liu, Hongtao New
Move pr114396.c from gcc.target/i386 to gcc.c-torture/execute. Move pr114396.c from gcc.target/i386 to gcc.c-torture/execute. - - - - --- 2024-03-22 Liu, Hongtao New
Fix runtime error for nonlinear iv vectorization(step_mult). Fix runtime error for nonlinear iv vectorization(step_mult). - - - - --- 2024-03-21 Liu, Hongtao New
[V2] Document -fexcess-precision=16. [V2] Document -fexcess-precision=16. - - - - --- 2024-03-20 Liu, Hongtao New
Document -fexcess-precision=16. Document -fexcess-precision=16. - - - - --- 2024-03-18 Liu, Hongtao New
i386 [stv]: Handle REG_EH_REGION note [pr111822]. i386 [stv]: Handle REG_EH_REGION note [pr111822]. - - - - --- 2024-03-18 Liu, Hongtao New
Add missing <any_logic>hf/bf patterns. Add missing <any_logic>hf/bf patterns. - - - - --- 2024-03-18 Liu, Hongtao New
i386[stv]: Handle REG_EH_REGION note i386[stv]: Handle REG_EH_REGION note - - - - --- 2024-03-14 Liu, Hongtao New
sanitizer: [PR110027] Align asan_vec[0] to MAX (alignb, ASAN_RED_ZONE_SIZE) sanitizer: [PR110027] Align asan_vec[0] to MAX (alignb, ASAN_RED_ZONE_SIZE) - - - - --- 2024-03-12 Liu, Hongtao New
Fix testcase for platform without gnu/stubs-x32.h Fix testcase for platform without gnu/stubs-x32.h - - - - --- 2024-02-19 Liu, Hongtao New
[wwwdoc] Hardware-assisted AddressSanitizer now works for x86_64 with LAM_U57 [wwwdoc] Hardware-assisted AddressSanitizer now works for x86_64 with LAM_U57 - - - - --- 2024-02-08 Liu, Hongtao New
[2/2,x86] Enable -mlam=u57 by default when compiled with -fsanitize=hwaddress. [1/2] Adjust hwasan testcase for x86 target. - - - - --- 2024-01-23 Liu, Hongtao New
[1/2] Adjust hwasan testcase for x86 target. [1/2] Adjust hwasan testcase for x86 target. - - - - --- 2024-01-23 Liu, Hongtao New
Adjust testcase gcc.target/i386/part-vect-copysignhf.c. Adjust testcase gcc.target/i386/part-vect-copysignhf.c. - - - - --- 2024-01-19 Liu, Hongtao New
Fix testcase failure on many platforms which don't support vect_int_max. Fix testcase failure on many platforms which don't support vect_int_max. - - - - --- 2024-01-19 Liu, Hongtao New
Document refactoring of the option -fcf-protection=x. Document refactoring of the option -fcf-protection=x. - - - - --- 2024-01-10 Liu, Hongtao New
Update documents for fcf-protection= Update documents for fcf-protection= - - - - --- 2024-01-10 Liu, Hongtao New
Optimize A < B ? A : B to MIN_EXPR. Optimize A < B ? A : B to MIN_EXPR. - - - - --- 2024-01-09 Liu, Hongtao New
Optimize A < B ? A : B to MIN_EXPR. Optimize A < B ? A : B to MIN_EXPR. - - - - --- 2023-12-19 Liu, Hongtao New
Force broadcast constant to mem for vec_dup{v4di, v8si, v4df, v8df} when TARGET_AVX2 is not availab… Force broadcast constant to mem for vec_dup{v4di, v8si, v4df, v8df} when TARGET_AVX2 is not availab… - - - - --- 2023-12-13 Liu, Hongtao New
Adjust vectorized cost for reduction. Adjust vectorized cost for reduction. - - - - --- 2023-12-12 Liu, Hongtao New
[v3] Simplify vector ((VCE (a cmp b ? -1 : 0)) < 0) ? c : d to just (VCE ((a cmp b) ? (VCE c) : (VC… [v3] Simplify vector ((VCE (a cmp b ? -1 : 0)) < 0) ? c : d to just (VCE ((a cmp b) ? (VCE c) : (VC… - - - - --- 2023-12-11 Liu, Hongtao New
[ICE] Support vpcmov for V4HF/V4BF/V2HF/V2BF under TARGET_XOP. [ICE] Support vpcmov for V4HF/V4BF/V2HF/V2BF under TARGET_XOP. - - - - --- 2023-12-08 Liu, Hongtao New
Don't assume it's AVX_U128_CLEAN after call_insn whose abi.mode_clobber(V4DImode) deosn't contains … Don't assume it's AVX_U128_CLEAN after call_insn whose abi.mode_clobber(V4DImode) deosn't contains … - - - - --- 2023-12-08 Liu, Hongtao New
Support udot_prodv*qi with emulation sdot_prodv*hi Support udot_prodv*qi with emulation sdot_prodv*hi - - - - --- 2023-12-04 Liu, Hongtao New
Don't vectorize when vector stmts are only vec_contruct and stores Don't vectorize when vector stmts are only vec_contruct and stores - - - - --- 2023-12-04 Liu, Hongtao New
Take register pressure into account for vec_construct/scalar_to_vec when the components are not loa… Take register pressure into account for vec_construct/scalar_to_vec when the components are not loa… - - - - --- 2023-12-01 Liu, Hongtao New
Use vec_extact_lo instead of subreg in reduc_<code>_scal_m. Use vec_extact_lo instead of subreg in reduc_<code>_scal_m. - - - - --- 2023-11-29 Liu, Hongtao New
[x86] Support sdot_prodv*qi with emulation of sdot_prodv*hi. [x86] Support sdot_prodv*qi with emulation of sdot_prodv*hi. - - - - --- 2023-11-29 Liu, Hongtao New
Take register pressure into account for vec_construct when the components are not loaded from memor… Take register pressure into account for vec_construct when the components are not loaded from memor… - - - - --- 2023-11-28 Liu, Hongtao New
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