From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 1005) id DBF673858D20; Fri, 21 Apr 2023 04:02:43 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org DBF673858D20 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1682049763; bh=l1+X+iUWq63rnLPL7XJmqCJsr27xMrHzTLEJcprJ6Gc=; h=From:To:Subject:Date:From; b=GaPiH1Cg3A2QDYTjjc8f2yQBNnEdgN472U5KAgddXAoqyc3Cc3XmxgaLFLH5aUB0a Y5aL84tRS5L/YVG59nAcRM0CVBVnKARjWPX3rTOK6xoAUydGb1wwolzoXuAlGcCUV2 D0zFLmm9lx4FZ1/zRRfb4qdq0oXFS/66psz+VARE= Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit From: Michael Meissner To: gcc-cvs@gcc.gnu.org Subject: [gcc(refs/users/meissner/heads/work119)] Combine variable element vec_extract of V4SF with DF convert. X-Act-Checkin: gcc X-Git-Author: Michael Meissner X-Git-Refname: refs/users/meissner/heads/work119 X-Git-Oldrev: 39cca051d2019c5e2482c403fad2200e00e86560 X-Git-Newrev: cbad65bd5d95dcabcf8d72dc0b71e85c4d67f806 Message-Id: <20230421040243.DBF673858D20@sourceware.org> Date: Fri, 21 Apr 2023 04:02:43 +0000 (GMT) List-Id: https://gcc.gnu.org/g:cbad65bd5d95dcabcf8d72dc0b71e85c4d67f806 commit cbad65bd5d95dcabcf8d72dc0b71e85c4d67f806 Author: Michael Meissner Date: Fri Apr 21 00:02:25 2023 -0400 Combine variable element vec_extract of V4SF with DF convert. This patch adds a combine insn that merges loading up a vec_extract of V4SFmode where the element number is variable combined with a conversion to DFmode. 2023-04-21 Michael Meissner gcc/ * config/rs6000/vsx.md (vsx_extract_v4sf_var_load_to_df): New insn. Diff: --- gcc/config/rs6000/vsx.md | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+) diff --git a/gcc/config/rs6000/vsx.md b/gcc/config/rs6000/vsx.md index bb06abceb00..b234b807087 100644 --- a/gcc/config/rs6000/vsx.md +++ b/gcc/config/rs6000/vsx.md @@ -3637,6 +3637,27 @@ } [(set_attr "type" "fpload,load")]) +;; Combine V4SF extract from memory with a variable element number with +;; conversion to DFmode. +(define_insn_and_split "*vsx_extract_v4sf_var_load_to_df" + [(set (match_operand:DF 0 "gpc_reg_operand" "=wa") + (float_extend:DF + (unspec:SF [(match_operand:V4SF 1 "memory_operand" "Q") + (match_operand:DI 2 "gpc_reg_operand" "r")] + UNSPEC_VSX_EXTRACT))) + (clobber (match_scratch:DI 3 "=&b"))] + "VECTOR_MEM_VSX_P (V4SFmode) && TARGET_DIRECT_MOVE_64BIT" + "#" + "&& 1" + [(set (match_dup 0) + (float_extend:DF (match_dup 4)))] +{ + operands[4] = rs6000_adjust_vec_address (operands[0], operands[1], operands[2], + operands[3], SFmode); +} + [(set_attr "type" "fpload") + (set_attr "length" "12")]) + ;; Expand the builtin form of xxpermdi to canonical rtl. (define_expand "vsx_xxpermdi_" [(match_operand:VSX_L 0 "vsx_register_operand")