From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 1005) id EC40A3858D28; Fri, 22 Mar 2024 04:34:25 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org EC40A3858D28 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1711082065; bh=KDTKaSiXeDuOnTLRvISv0AMzcJjH6dzwFImuT2Gbf8Y=; h=From:To:Subject:Date:From; b=A7PVrzYXfQ9v8mofvKzc+lV9QgtPscN3e9IEvlHQoXzUpgR31krJai+9rhxz3C88o p8jb0RB/jBynEdF/Dk7H+LexB1iJE23PJwbOrTEvd8wx9yso3SahCBWqduo8SYagKO CScKqWOgWygnXSBAjqrNdzY6f9irg9Uga5pWpueY= 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/work163-dmf)] Use vector pair load/store for memcpy with -mcpu=future X-Act-Checkin: gcc X-Git-Author: Michael Meissner X-Git-Refname: refs/users/meissner/heads/work163-dmf X-Git-Oldrev: 90b5e76409a32556b7672139d6a2d031d0d5937e X-Git-Newrev: 385b09d7c32c2cb7a3d16f738e870d1d0bad6997 Message-Id: <20240322043425.EC40A3858D28@sourceware.org> Date: Fri, 22 Mar 2024 04:34:25 +0000 (GMT) List-Id: https://gcc.gnu.org/g:385b09d7c32c2cb7a3d16f738e870d1d0bad6997 commit 385b09d7c32c2cb7a3d16f738e870d1d0bad6997 Author: Michael Meissner Date: Fri Mar 22 00:22:20 2024 -0400 Use vector pair load/store for memcpy with -mcpu=future In the development for the power10 processor, GCC did not enable using the load vector pair and store vector pair instructions when optimizing things like memory copy. This patch enables using those instructions if -mcpu=future is used. 2024-03-22 Michael Meissner gcc/ * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): Enable using load vector pair and store vector pair instructions for memory copy operations. (POWERPC_MASKS): Make the bit for enabling using load vector pair and store vector pair operations set and reset when the PowerPC processor is changed. Diff: --- gcc/config/rs6000/rs6000-cpus.def | 2 ++ 1 file changed, 2 insertions(+) diff --git a/gcc/config/rs6000/rs6000-cpus.def b/gcc/config/rs6000/rs6000-cpus.def index 47365534af8..4ddba142e44 100644 --- a/gcc/config/rs6000/rs6000-cpus.def +++ b/gcc/config/rs6000/rs6000-cpus.def @@ -90,6 +90,7 @@ | OPTION_MASK_POWER11) #define ISA_FUTURE_MASKS_SERVER (ISA_POWER11_MASKS_SERVER \ + | OPTION_MASK_BLOCK_OPS_VECTOR_PAIR \ | OPTION_MASK_FUTURE) /* Flags that need to be turned off if -mno-vsx. */ @@ -121,6 +122,7 @@ /* Mask of all options to set the default isa flags based on -mcpu=. */ #define POWERPC_MASKS (OPTION_MASK_ALTIVEC \ + | OPTION_MASK_BLOCK_OPS_VECTOR_PAIR \ | OPTION_MASK_CMPB \ | OPTION_MASK_CRYPTO \ | OPTION_MASK_DFP \