From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 2050) id 854E23861010; Wed, 26 May 2021 09:24:57 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 854E23861010 MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="utf-8" From: qu To: gcc-cvs@gcc.gnu.org Subject: [gcc r12-1065] C-SKY: Delete TARGET_CAN_CHANGE_MODE_CLASS, use defualt definition. X-Act-Checkin: gcc X-Git-Author: Geng Qi X-Git-Refname: refs/heads/master X-Git-Oldrev: a0d371a25148d113f7c3657f36fbf7dcb5e1f63d X-Git-Newrev: 5f338210456bf4f142a2da6eb0a01ae8ffecaa88 Message-Id: <20210526092457.854E23861010@sourceware.org> Date: Wed, 26 May 2021 09:24:57 +0000 (GMT) X-BeenThere: gcc-cvs@gcc.gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Gcc-cvs mailing list List-Unsubscribe: , List-Archive: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 26 May 2021 09:24:57 -0000 https://gcc.gnu.org/g:5f338210456bf4f142a2da6eb0a01ae8ffecaa88 commit r12-1065-g5f338210456bf4f142a2da6eb0a01ae8ffecaa88 Author: Geng Qi Date: Fri Apr 30 21:02:15 2021 +0800 C-SKY: Delete TARGET_CAN_CHANGE_MODE_CLASS, use defualt definition. gcc/ChangeLog: * config/csky/csky.c (csky_can_change_mode_class): Delete. For csky, HF/SF mode use the low bits of VREGS. Diff: --- gcc/config/csky/csky.c | 16 ---------------- 1 file changed, 16 deletions(-) diff --git a/gcc/config/csky/csky.c b/gcc/config/csky/csky.c index c0e42a26026..e55821fe2ee 100644 --- a/gcc/config/csky/csky.c +++ b/gcc/config/csky/csky.c @@ -608,9 +608,6 @@ csky_default_logical_op_non_short_circuit (void) #undef TARGET_MODES_TIEABLE_P #define TARGET_MODES_TIEABLE_P csky_modes_tieable_p -#undef TARGET_CAN_CHANGE_MODE_CLASS -#define TARGET_CAN_CHANGE_MODE_CLASS csky_can_change_mode_class - #undef TARGET_CONDITIONAL_REGISTER_USAGE #define TARGET_CONDITIONAL_REGISTER_USAGE csky_conditional_register_usage @@ -2370,19 +2367,6 @@ csky_modes_tieable_p (machine_mode mode1, machine_mode mode2) && (mode1 == DFmode || mode2 == DFmode)); } -/* Implement TARGET_CAN_CHANGE_MODE_CLASS. - V_REG registers can't do subreg as all values are reformatted to - internal precision. */ - -static bool -csky_can_change_mode_class (machine_mode from, - machine_mode to, - reg_class_t rclass) -{ - return (GET_MODE_SIZE (from) == GET_MODE_SIZE (to) - || !reg_classes_intersect_p (V_REGS, rclass)); -} - /* Implement TARGET_CLASS_LIKELY_SPILLED_P. We need to define this for MINI_REGS when we only use r0 - r7. Otherwise we can end up using r0-r4 for function arguments, and don't