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From: Michael Meissner <meissner@gcc.gnu.org> To: gcc-cvs@gcc.gnu.org Subject: [gcc(refs/users/meissner/heads/work067)] Revert patch. Date: Wed, 8 Sep 2021 21:51:06 +0000 (GMT) [thread overview] Message-ID: <20210908215106.1CD9E3857817@sourceware.org> (raw) https://gcc.gnu.org/g:80897a4e3d5ea9a423217eec1b8446108626f888 commit 80897a4e3d5ea9a423217eec1b8446108626f888 Author: Michael Meissner <meissner@linux.ibm.com> Date: Wed Sep 8 17:50:27 2021 -0400 Revert patch. 2021-09-08 Michael Meissner <meissner@linux.ibm.com> gcc/ Revert patch. * config/rs6000/rs6000.c (rs6000_emit_move_si_sf_subreg): Deal with SUBREGs of TImode and DImode. * config/rs6000/rs6000.md (SI_DI_TI): New mode iterator. (movsf_from_<mode>): Replace movsf_from_si to add support for subregs of DImode and TImode. Diff: --- gcc/config/rs6000/rs6000.c | 13 ------------- gcc/config/rs6000/rs6000.md | 15 +++++---------- 2 files changed, 5 insertions(+), 23 deletions(-) diff --git a/gcc/config/rs6000/rs6000.c b/gcc/config/rs6000/rs6000.c index bd1ae1f8d6e..b9ebd56c993 100644 --- a/gcc/config/rs6000/rs6000.c +++ b/gcc/config/rs6000/rs6000.c @@ -10942,19 +10942,6 @@ rs6000_emit_move_si_sf_subreg (rtx dest, rtx source, machine_mode mode) return true; } - /* Deal with subregs of SI/DI/TImode. */ - if (mode == SFmode && inner_mode == TImode) - { - emit_insn (gen_movsf_from_ti (dest, inner_source)); - return true; - } - - if (mode == SFmode && inner_mode == DImode) - { - emit_insn (gen_movsf_from_di (dest, inner_source)); - return true; - } - if (mode == SFmode && inner_mode == SImode) { emit_insn (gen_movsf_from_si (dest, inner_source)); diff --git a/gcc/config/rs6000/rs6000.md b/gcc/config/rs6000/rs6000.md index 88fec34c87f..d6af66a1728 100644 --- a/gcc/config/rs6000/rs6000.md +++ b/gcc/config/rs6000/rs6000.md @@ -472,9 +472,6 @@ ; Integer modes supported in VSX registers with ISA 3.0 instructions (define_mode_iterator INT_ISA3 [QI HI SI DI]) -; Any supported integer mode that is at least 32-bits in size. -(define_mode_iterator SI_DI_TI [SI DI TI]) - ; Everything we can extend QImode to. (define_mode_iterator EXTQI [SI (DI "TARGET_POWERPC64")]) @@ -7864,11 +7861,11 @@ ;; LWZ LFS LXSSP LXSSPX STW STFIWX ;; STXSIWX GPR->VSX VSX->GPR GPR->GPR -(define_insn_and_split "movsf_from_<mode>" +(define_insn_and_split "movsf_from_si" [(set (match_operand:SF 0 "nonimmediate_operand" "=!r, f, v, wa, m, Z, Z, wa, ?r, !r") - (unspec:SF [(match_operand:SI_DI_TI 1 "input_operand" + (unspec:SF [(match_operand:SI 1 "input_operand" "m, m, wY, Z, r, f, wa, r, wa, r")] UNSPEC_SF_FROM_SI)) @@ -7877,7 +7874,7 @@ X, r, X, X"))] "TARGET_NO_SF_SUBREG && (register_operand (operands[0], SFmode) - || register_operand (operands[1], <MODE>mode))" + || register_operand (operands[1], SImode))" "@ lwz%U1%X1 %0,%1 lfs%U1%X1 %0,%1 @@ -7892,15 +7889,13 @@ "&& reload_completed && vsx_reg_sfsubreg_ok (operands[0], SFmode) - && int_reg_operand_not_pseudo (operands[1], <MODE>mode)" + && int_reg_operand_not_pseudo (operands[1], SImode)" [(const_int 0)] { rtx op0 = operands[0]; rtx op1 = operands[1]; rtx op2 = operands[2]; - rtx op1_di = ((<MODE>mode == SImode) - ? gen_rtx_REG (DImode, reg_or_subregno (op1)) - : gen_lowpart (DImode, op1)); + rtx op1_di = gen_rtx_REG (DImode, REGNO (op1)); /* Move SF value to upper 32-bits for xscvspdpn. */ emit_insn (gen_ashldi3 (op2, op1_di, GEN_INT (32)));
next reply other threads:[~2021-09-08 21:51 UTC|newest] Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top 2021-09-08 21:51 Michael Meissner [this message] -- strict thread matches above, loose matches on Subject: below -- 2021-09-08 17:57 Michael Meissner 2021-09-08 16:31 Michael Meissner 2021-09-06 21:10 Michael Meissner
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