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From: Michael Meissner <meissner@gcc.gnu.org> To: gcc-cvs@gcc.gnu.org Subject: [gcc(refs/users/meissner/heads/dmf001)] Adjust -mlagen. Date: Thu, 20 Oct 2022 04:11:01 +0000 (GMT) [thread overview] Message-ID: <20221020041101.A7B523856DD9@sourceware.org> (raw) https://gcc.gnu.org/g:5c2d0a7f1b21946cc635ff9a50b2635fe0039447 commit 5c2d0a7f1b21946cc635ff9a50b2635fe0039447 Author: Michael Meissner <meissner@linux.ibm.com> Date: Thu Oct 20 00:10:42 2022 -0400 Adjust -mlagen. 2022-10-19 Michael Meissner <meissner@linux.ibm.com> gcc/ * config/rs6000/rs6000.cc (rs6000_file_start): Change the macros for lagen and plagen so they are the same size as the new instruction. Obviously, you won't be able to run the program. * config/rs6000/rs6000.md (lagendi3): Remove early clobber. Diff: --- gcc/ChangeLog.meissner | 17 +++++++++++++++++ gcc/config/rs6000/rs6000.cc | 14 ++++---------- gcc/config/rs6000/rs6000.md | 2 +- 3 files changed, 22 insertions(+), 11 deletions(-) diff --git a/gcc/ChangeLog.meissner b/gcc/ChangeLog.meissner index 3f629a7f6c1..fdeb4a29eeb 100644 --- a/gcc/ChangeLog.meissner +++ b/gcc/ChangeLog.meissner @@ -1,3 +1,20 @@ +==================== dmf001, patch #20 + +Add -mlagen. + +2022-10-19 Michael Meissner <meissner@linux.ibm.com> + +gcc/ + + * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Add -mlagen. + * config/rs6000/rs6000.cc (rs6000_file_start): Add macros for lagen. + (rs6000_opt_masks): Add lagen. + * config/rs6000/rs6000.md (lagendi3): New insn for -mlagen support. + (plagendi3_nora): Likewise. + (plagendi3): Likewise. + (plagendi3_noshift): Likewise. + * config/rs6000/rs6000.opt (-mlagen): New option. + ==================== dmf001, patch #19 Add mangling for __dmr. diff --git a/gcc/config/rs6000/rs6000.cc b/gcc/config/rs6000/rs6000.cc index 314a3641f85..f768efe119e 100644 --- a/gcc/config/rs6000/rs6000.cc +++ b/gcc/config/rs6000/rs6000.cc @@ -6100,27 +6100,21 @@ rs6000_file_start (void) { fprintf (file, "\n"); fprintf (file, "\t.macro lagen rt,ra,rb,n\n"); - fprintf (file, "\tsldi \\rt,\\rb,\\n\n"); - fprintf (file, "\tadd \\rt,\\rt,\\ra\n"); - fprintf (file, "\t.endm\n"); + fprintf (file, "\taddi \\rt,\\rt,0\n"); fprintf (file, "\n"); fprintf (file, "\t.macro plagen1 rt,d,rb,n\n"); - fprintf (file, "\tsldi \\rt,\\rb,\\n\n"); - fprintf (file, "\tpaddi \\rt,\\rt,\\d\n"); + fprintf (file, "\tpaddi \\rt,\\rt,0\n"); fprintf (file, "\t.endm\n"); fprintf (file, "\n"); fprintf (file, "\t.macro plagen2 rt,d,ra,rb,n\n"); - fprintf (file, "\tsldi \\rt,\\rb,\\n\n"); - fprintf (file, "\tadd \\rt,\\rt,\\ra\n"); - fprintf (file, "\tpaddi \\rt,\\rt,\\d\n"); + fprintf (file, "\tpaddi \\rt,\\rt,0\n"); fprintf (file, "\t.endm\n"); fprintf (file, "\n"); fprintf (file, "\t.macro plagen3 rt,d,ra,rb\n"); - fprintf (file, "\tadd \\rt,\\rb,\\ra\n"); - fprintf (file, "\tpaddi \\rt,\\rt,\\d\n"); + fprintf (file, "\tpaddi \\rt,\\rt,0\n"); fprintf (file, "\t.endm\n"); fprintf (file, "\n"); } diff --git a/gcc/config/rs6000/rs6000.md b/gcc/config/rs6000/rs6000.md index b84a04bd184..1af193562b2 100644 --- a/gcc/config/rs6000/rs6000.md +++ b/gcc/config/rs6000/rs6000.md @@ -15583,7 +15583,7 @@ \f ;; RFC 2679, Scaled index address generation (define_insn "*lagendi3" - [(set (match_operand:DI 0 "gpc_reg_operand" "=&r") + [(set (match_operand:DI 0 "gpc_reg_operand" "=r") (plus:DI (ashift:DI (match_operand:DI 1 "gpc_reg_operand" "r") (match_operand 2 "u5bit_cint_operand" "n")) (match_operand:DI 3 "base_reg_operand" "b")))]
next reply other threads:[~2022-10-20 4:11 UTC|newest] Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top 2022-10-20 4:11 Michael Meissner [this message] 2022-10-20 4:17 Michael Meissner
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