LGTM. juzhe.zhong@rivai.ai From: pan2.li Date: 2023-11-03 11:26 To: gcc-patches CC: juzhe.zhong; pan2.li; yanzhang.wang; kito.cheng Subject: [PATCH v2] RISC-V: Refactor prefix [I/L/LL] rounding API autovec iterator From: Pan Li Update in v2: * Add mode size equal check to disable different mode size when expand, because the underlying codegen is not implemented yet. Original log: The previous rounding API start with i/l/ll only works on the same mode types. For example as below, and we arrange the iterator similar to fcvt. * SF => SI * DF => DI After we refined this limination from middle-end, these API can also vectorized with different type sizes, aka: * HF => SI, HF => DI * SF => DI, SF => SI * DF => SI, DF => DI Then the iterator cannot take care of this simply and this patch would like to re-arrange the iterator in two items. * V_VLS_F_CONVERT_SI: handle (HF, SF, DF) => SI * V_VLS_F_CONVERT_DI: handle (HF, SF, DF) => DI As well as related mode_attr to reconcile the new iterator. gcc/ChangeLog: * config/riscv/autovec.md (lrint2): Remove. (lround2): Ditto. (lceil2): Ditto. (lfloor2): Ditto. (lrint2): New pattern for cvt from FP to SI. (lround2): Ditto. (lceil2): Ditto. (lfloor2): Ditto. (lrint2): New pattern for cvt from FP to DI. (lround2): Ditto. (lceil2): Ditto. (lfloor2): Ditto. * config/riscv/vector-iterators.md: Renew iterators for both the SI and DI. Signed-off-by: Pan Li --- gcc/config/riscv/autovec.md | 90 +++++++++--- gcc/config/riscv/vector-iterators.md | 199 ++++++++++++++++++++++++--- 2 files changed, 251 insertions(+), 38 deletions(-) diff --git a/gcc/config/riscv/autovec.md b/gcc/config/riscv/autovec.md index f5e3e347ace..cc4c9596bbf 100644 --- a/gcc/config/riscv/autovec.md +++ b/gcc/config/riscv/autovec.md @@ -2395,42 +2395,92 @@ (define_expand "roundeven2" } ) -(define_expand "lrint2" - [(match_operand: 0 "register_operand") - (match_operand:V_VLS_FCONVERT_I_L_LL 1 "register_operand")] - "TARGET_VECTOR && !flag_trapping_math && !flag_rounding_math" +;; Add mode_size equal check as we opened the modes for different sizes. +;; The check will be removed soon after related codegen implemented +(define_expand "lrint2" + [(match_operand: 0 "register_operand") + (match_operand:V_VLS_F_CONVERT_SI 1 "register_operand")] + "TARGET_VECTOR && !flag_trapping_math && !flag_rounding_math + && known_eq (GET_MODE_SIZE (mode), GET_MODE_SIZE (mode))" { - riscv_vector::expand_vec_lrint (operands[0], operands[1], mode, mode); + riscv_vector::expand_vec_lrint (operands[0], operands[1], mode, mode); DONE; } ) -(define_expand "lround2" - [(match_operand: 0 "register_operand") - (match_operand:V_VLS_FCONVERT_I_L_LL 1 "register_operand")] - "TARGET_VECTOR && !flag_trapping_math && !flag_rounding_math" +(define_expand "lrint2" + [(match_operand: 0 "register_operand") + (match_operand:V_VLS_F_CONVERT_DI 1 "register_operand")] + "TARGET_VECTOR && !flag_trapping_math && !flag_rounding_math + && known_eq (GET_MODE_SIZE (mode), GET_MODE_SIZE (mode))" { - riscv_vector::expand_vec_lround (operands[0], operands[1], mode, mode); + riscv_vector::expand_vec_lrint (operands[0], operands[1], mode, mode); DONE; } ) -(define_expand "lceil2" - [(match_operand: 0 "register_operand") - (match_operand:V_VLS_FCONVERT_I_L_LL 1 "register_operand")] - "TARGET_VECTOR && !flag_trapping_math && !flag_rounding_math" +(define_expand "lround2" + [(match_operand: 0 "register_operand") + (match_operand:V_VLS_F_CONVERT_SI 1 "register_operand")] + "TARGET_VECTOR && !flag_trapping_math && !flag_rounding_math + && known_eq (GET_MODE_SIZE (mode), GET_MODE_SIZE (mode))" { - riscv_vector::expand_vec_lceil (operands[0], operands[1], mode, mode); + riscv_vector::expand_vec_lround (operands[0], operands[1], mode, mode); DONE; } ) -(define_expand "lfloor2" - [(match_operand: 0 "register_operand") - (match_operand:V_VLS_FCONVERT_I_L_LL 1 "register_operand")] - "TARGET_VECTOR && !flag_trapping_math && !flag_rounding_math" +(define_expand "lround2" + [(match_operand: 0 "register_operand") + (match_operand:V_VLS_F_CONVERT_DI 1 "register_operand")] + "TARGET_VECTOR && !flag_trapping_math && !flag_rounding_math + && known_eq (GET_MODE_SIZE (mode), GET_MODE_SIZE (mode))" + { + riscv_vector::expand_vec_lround (operands[0], operands[1], mode, mode); + DONE; + } +) + +(define_expand "lceil2" + [(match_operand: 0 "register_operand") + (match_operand:V_VLS_F_CONVERT_SI 1 "register_operand")] + "TARGET_VECTOR && !flag_trapping_math && !flag_rounding_math + && known_eq (GET_MODE_SIZE (mode), GET_MODE_SIZE (mode))" + { + riscv_vector::expand_vec_lceil (operands[0], operands[1], mode, mode); + DONE; + } +) + +(define_expand "lceil2" + [(match_operand: 0 "register_operand") + (match_operand:V_VLS_F_CONVERT_DI 1 "register_operand")] + "TARGET_VECTOR && !flag_trapping_math && !flag_rounding_math + && known_eq (GET_MODE_SIZE (mode), GET_MODE_SIZE (mode))" + { + riscv_vector::expand_vec_lceil (operands[0], operands[1], mode, mode); + DONE; + } +) + +(define_expand "lfloor2" + [(match_operand: 0 "register_operand") + (match_operand:V_VLS_F_CONVERT_SI 1 "register_operand")] + "TARGET_VECTOR && !flag_trapping_math && !flag_rounding_math + && known_eq (GET_MODE_SIZE (mode), GET_MODE_SIZE (mode))" + { + riscv_vector::expand_vec_lfloor (operands[0], operands[1], mode, mode); + DONE; + } +) + +(define_expand "lfloor2" + [(match_operand: 0 "register_operand") + (match_operand:V_VLS_F_CONVERT_DI 1 "register_operand")] + "TARGET_VECTOR && !flag_trapping_math && !flag_rounding_math + && known_eq (GET_MODE_SIZE (mode), GET_MODE_SIZE (mode))" { - riscv_vector::expand_vec_lfloor (operands[0], operands[1], mode, mode); + riscv_vector::expand_vec_lfloor (operands[0], operands[1], mode, mode); DONE; } ) diff --git a/gcc/config/riscv/vector-iterators.md b/gcc/config/riscv/vector-iterators.md index d9b5dec5edb..f2d9f60b631 100644 --- a/gcc/config/riscv/vector-iterators.md +++ b/gcc/config/riscv/vector-iterators.md @@ -3175,44 +3175,104 @@ (define_mode_attr vnnconvert [ (V512DI "v512hf") ]) -;; Convert to int, long and long long -(define_mode_attr V_I_L_LL_CONVERT [ +;; +;; Convert float (VHF, VSF, VDF) to VSI/VDI. +;; The are sorts of rounding mode return integer (take rint as example) +;; - irint +;; - lrint +;; - llrint +;; +;; The long type has different bitsize in RV32 and RV64 makes them even +;; more complicated, details as below. +;; +------------+------------------+------------------+ +;; | builtin | RV32 | RV64 | +;; +------------+------------------+------------------+ +;; | lrintf16 | HF => SI | HF => DI | +;; +------------+------------------+------------------+ +;; | lrintf | SF => SI | SF => DI | +;; +------------+------------------+------------------+ +;; | lrint | DF => SI | DF => DI | +;; +------------+------------------+------------------+ +;; | llrintf16 | HF => DI | Same as RV32 | +;; +------------+------------------+------------------+ +;; | llrintf | SF => DI | Same as RV32 | +;; +------------+------------------+------------------+ +;; | llrint | DF => DI | Same as RV32 | +;; +------------+------------------+------------------+ +;; | irintf16 | HF => SI | Same as RV32 | +;; +------------+------------------+------------------+ +;; | irintf | SF => SI | Same as RV32 | +;; +------------+------------------+------------------+ +;; | irint | DF => SI | Same as RV32 | +;; +------------+------------------+------------------+ +;; +;; The [i/l/ll]rint share the same standard name lrint, +;; and both the RV32 and RV64 has the cases to the SI and DI. +;; For example, both RV32 and RV64 has the below convert: +;; +;; HF => SI (RV32: lrintf16) (RV64: irintf16) +;; HF => DI (RV32: llrintf16) (RV64: lrintf16) +;; +;; Due to we cannot define a mode_attr mapping one HF to both +;; the SI and DI, we use 2 different mode_atter to cover all +;; the combination as above, as well as the different iterator +;; for the lrint patterns. Aka: +;; +;; V_F2SI_CONVERT: (HF, SF, DF) => SI +;; V_F2DI_CONVERT: (HF, SF, DF) => DI +;; +(define_mode_attr V_F2SI_CONVERT [ + (RVVM4HF "RVVM8SI") (RVVM2HF "RVVM4SI") (RVVM1HF "RVVM2SI") + (RVVMF2HF "RVVM1SI") (RVVMF4HF "RVVMF2SI") + (RVVM8SF "RVVM8SI") (RVVM4SF "RVVM4SI") (RVVM2SF "RVVM2SI") (RVVM1SF "RVVM1SI") (RVVMF2SF "RVVMF2SI") - (RVVM8DF "RVVM8DI") (RVVM4DF "RVVM4DI") (RVVM2DF "RVVM2DI") - (RVVM1DF "RVVM1DI") + (RVVM8DF "RVVM4SI") (RVVM4DF "RVVM2SI") (RVVM2DF "RVVM1SI") + (RVVM1DF "RVVMF2SI") + + (V1HF "V1SI") (V2HF "V2SI") (V4HF "V4SI") (V8HF "V8SI") (V16HF "V16SI") + (V32HF "V32SI") (V64HF "V64SI") (V128HF "V128SI") (V256HF "V256SI") + (V512HF "V512SI") (V1024HF "V1024SI") (V1SF "V1SI") (V2SF "V2SI") (V4SF "V4SI") (V8SF "V8SI") (V16SF "V16SI") (V32SF "V32SI") (V64SF "V64SI") (V128SF "V128SI") (V256SF "V256SI") (V512SF "V512SI") (V1024SF "V1024SI") - (V1DF "V1DI") (V2DF "V2DI") (V4DF "V4DI") (V8DF "V8DI") (V16DF "V16DI") - (V32DF "V32DI") (V64DF "V64DI") (V128DF "V128DI") (V256DF "V256DI") - (V512DF "V512DI") + (V1DF "V1SI") (V2DF "V2SI") (V4DF "V4SI") (V8DF "V8SI") (V16DF "V16SI") + (V32DF "V32SI") (V64DF "V64SI") (V128DF "V128SI") (V256DF "V256SI") + (V512DF "V512SI") ]) -(define_mode_attr v_i_l_ll_convert [ +(define_mode_attr v_f2si_convert [ + (RVVM4HF "rvvm8si") (RVVM2HF "rvvm4si") (RVVM1HF "rvvm2si") + (RVVMF2HF "rvvm1si") (RVVMF4HF "rvvmf2si") + (RVVM8SF "rvvm8si") (RVVM4SF "rvvm4si") (RVVM2SF "rvvm2si") (RVVM1SF "rvvm1si") (RVVMF2SF "rvvmf2si") - (RVVM8DF "rvvm8di") (RVVM4DF "rvvm4di") (RVVM2DF "rvvm2di") - (RVVM1DF "rvvm1di") + (RVVM8DF "rvvm4si") (RVVM4DF "rvvm2si") (RVVM2DF "rvvm1si") + (RVVM1DF "rvvmf2si") + + (V1HF "v1si") (V2HF "v2si") (V4HF "v4si") (V8HF "v8si") (V16HF "v16si") + (V32HF "v32si") (V64HF "v64si") (V128HF "v128si") (V256HF "v256si") + (V512HF "v512si") (V1024HF "v1024si") (V1SF "v1si") (V2SF "v2si") (V4SF "v4si") (V8SF "v8si") (V16SF "v16si") (V32SF "v32si") (V64SF "v64si") (V128SF "v128si") (V256SF "v256si") (V512SF "v512si") (V1024SF "v1024si") - (V1DF "v1di") (V2DF "v2di") (V4DF "v4di") (V8DF "v8di") (V16DF "v16di") - (V32DF "v32di") (V64DF "v64di") (V128DF "v128di") (V256DF "v256di") - (V512DF "v512di") + (V1DF "v1si") (V2DF "v2si") (V4DF "v4si") (V8DF "v8si") (V16DF "v16si") + (V32DF "v32si") (V64DF "v64si") (V128DF "v128si") (V256DF "v256si") + (V512DF "v512si") ]) -(define_mode_iterator V_VLS_FCONVERT_I_L_LL [ - (RVVM8SF "TARGET_VECTOR_ELEN_FP_32") - (RVVM4SF "TARGET_VECTOR_ELEN_FP_32") - (RVVM2SF "TARGET_VECTOR_ELEN_FP_32") - (RVVM1SF "TARGET_VECTOR_ELEN_FP_32") +(define_mode_iterator V_VLS_F_CONVERT_SI [ + (RVVM4HF "TARGET_ZVFH") (RVVM2HF "TARGET_ZVFH") (RVVM1HF "TARGET_ZVFH") + (RVVMF2HF "TARGET_ZVFH") (RVVMF4HF "TARGET_ZVFH && TARGET_MIN_VLEN > 32") + + (RVVM8SF "TARGET_VECTOR_ELEN_FP_32") (RVVM4SF "TARGET_VECTOR_ELEN_FP_32") + (RVVM2SF "TARGET_VECTOR_ELEN_FP_32") (RVVM1SF "TARGET_VECTOR_ELEN_FP_32") (RVVMF2SF "TARGET_VECTOR_ELEN_FP_32 && TARGET_MIN_VLEN > 32") (RVVM8DF "TARGET_VECTOR_ELEN_FP_64") @@ -3220,6 +3280,18 @@ (define_mode_iterator V_VLS_FCONVERT_I_L_LL [ (RVVM2DF "TARGET_VECTOR_ELEN_FP_64") (RVVM1DF "TARGET_VECTOR_ELEN_FP_64") + (V1HF "riscv_vector::vls_mode_valid_p (V1HFmode) && TARGET_ZVFH") + (V2HF "riscv_vector::vls_mode_valid_p (V2HFmode) && TARGET_ZVFH") + (V4HF "riscv_vector::vls_mode_valid_p (V4HFmode) && TARGET_ZVFH") + (V8HF "riscv_vector::vls_mode_valid_p (V8HFmode) && TARGET_ZVFH") + (V16HF "riscv_vector::vls_mode_valid_p (V16HFmode) && TARGET_ZVFH") + (V32HF "riscv_vector::vls_mode_valid_p (V32HFmode) && TARGET_ZVFH && TARGET_MIN_VLEN >= 64") + (V64HF "riscv_vector::vls_mode_valid_p (V64HFmode) && TARGET_ZVFH && TARGET_MIN_VLEN >= 128") + (V128HF "riscv_vector::vls_mode_valid_p (V128HFmode) && TARGET_ZVFH && TARGET_MIN_VLEN >= 256") + (V256HF "riscv_vector::vls_mode_valid_p (V256HFmode) && TARGET_ZVFH && TARGET_MIN_VLEN >= 512") + (V512HF "riscv_vector::vls_mode_valid_p (V512HFmode) && TARGET_ZVFH && TARGET_MIN_VLEN >= 1024") + (V1024HF "riscv_vector::vls_mode_valid_p (V1024HFmode) && TARGET_ZVFH && TARGET_MIN_VLEN >= 2048") + (V1SF "riscv_vector::vls_mode_valid_p (V1SFmode) && TARGET_VECTOR_ELEN_FP_32") (V2SF "riscv_vector::vls_mode_valid_p (V2SFmode) && TARGET_VECTOR_ELEN_FP_32") (V4SF "riscv_vector::vls_mode_valid_p (V4SFmode) && TARGET_VECTOR_ELEN_FP_32") @@ -3244,6 +3316,97 @@ (define_mode_iterator V_VLS_FCONVERT_I_L_LL [ (V512DF "riscv_vector::vls_mode_valid_p (V512DFmode) && TARGET_VECTOR_ELEN_FP_64 && TARGET_MIN_VLEN >= 4096") ]) +(define_mode_attr V_F2DI_CONVERT [ + (RVVM2HF "RVVM8DI") (RVVM1HF "RVVM4DI") (RVVMF2HF "RVVM2DI") + (RVVMF4HF "RVVM1DI") + + (RVVM4SF "RVVM8DI") (RVVM2SF "RVVM4DI") (RVVM1SF "RVVM2DI") + (RVVMF2SF "RVVM1DI") + + (RVVM8DF "RVVM8DI") (RVVM4DF "RVVM4DI") (RVVM2DF "RVVM2DI") + (RVVM1DF "RVVM1DI") + + (V1HF "V1DI") (V2HF "V2DI") (V4HF "V4DI") (V8HF "V8DI") (V16HF "V16DI") + (V32HF "V32DI") (V64HF "V64DI") (V128HF "V128DI") (V256HF "V256DI") + (V512HF "V512DI") + + (V1SF "V1DI") (V2SF "V2DI") (V4SF "V4DI") (V8SF "V8DI") (V16SF "V16DI") + (V32SF "V32DI") (V64SF "V64DI") (V128SF "V128DI") (V256SF "V256DI") + (V512SF "V512DI") + + (V1DF "V1DI") (V2DF "V2DI") (V4DF "V4DI") (V8DF "V8DI") (V16DF "V16DI") + (V32DF "V32DI") (V64DF "V64DI") (V128DF "V128DI") (V256DF "V256DI") + (V512DF "V512DI") +]) + +(define_mode_attr v_f2di_convert [ + (RVVM2HF "rvvm8di") (RVVM1HF "rvvm4di") (RVVMF2HF "rvvm2di") + (RVVMF4HF "rvvm1di") + + (RVVM4SF "rvvm8di") (RVVM2SF "rvvm4di") (RVVM1SF "rvvm2di") + (RVVMF2SF "rvvm1di") + + (RVVM8DF "rvvm8di") (RVVM4DF "rvvm4di") (RVVM2DF "rvvm2di") + (RVVM1DF "rvvm1di") + + (V1HF "v1di") (V2HF "v2di") (V4HF "v4di") (V8HF "v8di") (V16HF "v16di") + (V32HF "v32di") (V64HF "v64di") (V128HF "v128di") (V256HF "v256di") + (V512HF "v512di") + + (V1SF "v1di") (V2SF "v2di") (V4SF "v4di") (V8SF "v8di") (V16SF "v16di") + (V32SF "v32di") (V64SF "v64di") (V128SF "v128di") (V256SF "v256di") + (V512SF "v512di") + + (V1DF "v1di") (V2DF "v2di") (V4DF "v4di") (V8DF "v8di") (V16DF "v16di") + (V32DF "v32di") (V64DF "v64di") (V128DF "v128di") (V256DF "v256di") + (V512DF "v512di") +]) + +(define_mode_iterator V_VLS_F_CONVERT_DI [ + (RVVM2HF "TARGET_ZVFH") (RVVM1HF "TARGET_ZVFH") (RVVMF2HF "TARGET_ZVFH") + (RVVMF4HF "TARGET_ZVFH && TARGET_MIN_VLEN > 32") + + (RVVM4SF "TARGET_VECTOR_ELEN_FP_32") (RVVM2SF "TARGET_VECTOR_ELEN_FP_32") + (RVVM1SF "TARGET_VECTOR_ELEN_FP_32") + (RVVMF2SF "TARGET_VECTOR_ELEN_FP_32 && TARGET_MIN_VLEN > 32") + + (RVVM8DF "TARGET_VECTOR_ELEN_FP_64") (RVVM4DF "TARGET_VECTOR_ELEN_FP_64") + (RVVM2DF "TARGET_VECTOR_ELEN_FP_64") (RVVM1DF "TARGET_VECTOR_ELEN_FP_64") + + (V1HF "riscv_vector::vls_mode_valid_p (V1HFmode) && TARGET_ZVFH") + (V2HF "riscv_vector::vls_mode_valid_p (V2HFmode) && TARGET_ZVFH") + (V4HF "riscv_vector::vls_mode_valid_p (V4HFmode) && TARGET_ZVFH") + (V8HF "riscv_vector::vls_mode_valid_p (V8HFmode) && TARGET_ZVFH") + (V16HF "riscv_vector::vls_mode_valid_p (V16HFmode) && TARGET_ZVFH") + (V32HF "riscv_vector::vls_mode_valid_p (V32HFmode) && TARGET_ZVFH && TARGET_MIN_VLEN >= 64") + (V64HF "riscv_vector::vls_mode_valid_p (V64HFmode) && TARGET_ZVFH && TARGET_MIN_VLEN >= 128") + (V128HF "riscv_vector::vls_mode_valid_p (V128HFmode) && TARGET_ZVFH && TARGET_MIN_VLEN >= 256") + (V256HF "riscv_vector::vls_mode_valid_p (V256HFmode) && TARGET_ZVFH && TARGET_MIN_VLEN >= 512") + (V512HF "riscv_vector::vls_mode_valid_p (V512HFmode) && TARGET_ZVFH && TARGET_MIN_VLEN >= 1024") + + (V1SF "riscv_vector::vls_mode_valid_p (V1SFmode) && TARGET_VECTOR_ELEN_FP_32") + (V2SF "riscv_vector::vls_mode_valid_p (V2SFmode) && TARGET_VECTOR_ELEN_FP_32") + (V4SF "riscv_vector::vls_mode_valid_p (V4SFmode) && TARGET_VECTOR_ELEN_FP_32") + (V8SF "riscv_vector::vls_mode_valid_p (V8SFmode) && TARGET_VECTOR_ELEN_FP_32") + (V16SF "riscv_vector::vls_mode_valid_p (V16SFmode) && TARGET_VECTOR_ELEN_FP_32 && TARGET_MIN_VLEN >= 64") + (V32SF "riscv_vector::vls_mode_valid_p (V32SFmode) && TARGET_VECTOR_ELEN_FP_32 && TARGET_MIN_VLEN >= 128") + (V64SF "riscv_vector::vls_mode_valid_p (V64SFmode) && TARGET_VECTOR_ELEN_FP_32 && TARGET_MIN_VLEN >= 256") + (V128SF "riscv_vector::vls_mode_valid_p (V128SFmode) && TARGET_VECTOR_ELEN_FP_32 && TARGET_MIN_VLEN >= 512") + (V256SF "riscv_vector::vls_mode_valid_p (V256SFmode) && TARGET_VECTOR_ELEN_FP_32 && TARGET_MIN_VLEN >= 1024") + (V512SF "riscv_vector::vls_mode_valid_p (V512SFmode) && TARGET_VECTOR_ELEN_FP_32 && TARGET_MIN_VLEN >= 2048") + + (V1DF "riscv_vector::vls_mode_valid_p (V1DFmode) && TARGET_VECTOR_ELEN_FP_64") + (V2DF "riscv_vector::vls_mode_valid_p (V2DFmode) && TARGET_VECTOR_ELEN_FP_64") + (V4DF "riscv_vector::vls_mode_valid_p (V4DFmode) && TARGET_VECTOR_ELEN_FP_64") + (V8DF "riscv_vector::vls_mode_valid_p (V8DFmode) && TARGET_VECTOR_ELEN_FP_64 && TARGET_MIN_VLEN >= 64") + (V16DF "riscv_vector::vls_mode_valid_p (V16DFmode) && TARGET_VECTOR_ELEN_FP_64 && TARGET_MIN_VLEN >= 128") + (V32DF "riscv_vector::vls_mode_valid_p (V32DFmode) && TARGET_VECTOR_ELEN_FP_64 && TARGET_MIN_VLEN >= 256") + (V64DF "riscv_vector::vls_mode_valid_p (V64DFmode) && TARGET_VECTOR_ELEN_FP_64 && TARGET_MIN_VLEN >= 512") + (V128DF "riscv_vector::vls_mode_valid_p (V128DFmode) && TARGET_VECTOR_ELEN_FP_64 && TARGET_MIN_VLEN >= 1024") + (V256DF "riscv_vector::vls_mode_valid_p (V256DFmode) && TARGET_VECTOR_ELEN_FP_64 && TARGET_MIN_VLEN >= 2048") + (V512DF "riscv_vector::vls_mode_valid_p (V512DFmode) && TARGET_VECTOR_ELEN_FP_64 && TARGET_MIN_VLEN >= 4096") +]) + (define_mode_attr VDEMOTE [ (RVVM8DI "RVVM8SI") (RVVM4DI "RVVM4SI") (RVVM2DI "RVVM2SI") (RVVM1DI "RVVM1SI") (V1DI "V1SI") -- 2.34.1