From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:54158) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gMK3E-0003ZX-L2 for qemu-devel@nongnu.org; Mon, 12 Nov 2018 16:47:21 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1gMK3B-0004z6-1y for qemu-devel@nongnu.org; Mon, 12 Nov 2018 16:47:19 -0500 Received: from mail-wr1-x442.google.com ([2a00:1450:4864:20::442]:42473) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1gMK3A-0004yW-Rj for qemu-devel@nongnu.org; Mon, 12 Nov 2018 16:47:16 -0500 Received: by mail-wr1-x442.google.com with SMTP id u5-v6so5737988wrn.9 for ; Mon, 12 Nov 2018 13:47:16 -0800 (PST) From: Richard Henderson Date: Mon, 12 Nov 2018 22:44:54 +0100 Message-Id: <20181112214503.22941-9-richard.henderson@linaro.org> In-Reply-To: <20181112214503.22941-1-richard.henderson@linaro.org> References: <20181112214503.22941-1-richard.henderson@linaro.org> Subject: [Qemu-devel] [PATCH for-4.0 08/17] tcg/aarch64: Add constraints for x0, x1, x2 List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: cota@braap.org These are function call arguments that we will need soon. Signed-off-by: Richard Henderson --- tcg/aarch64/tcg-target.inc.c | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/tcg/aarch64/tcg-target.inc.c b/tcg/aarch64/tcg-target.inc.c index 30091f6a69..148de0b7f2 100644 --- a/tcg/aarch64/tcg-target.inc.c +++ b/tcg/aarch64/tcg-target.inc.c @@ -125,6 +125,18 @@ static const char *target_parse_constraint(TCGArgConstraint *ct, const char *ct_str, TCGType type) { switch (*ct_str++) { + case 'a': /* x0 */ + ct->ct |= TCG_CT_REG; + tcg_regset_set_reg(ct->u.regs, TCG_REG_X0); + break; + case 'b': /* x1 */ + ct->ct |= TCG_CT_REG; + tcg_regset_set_reg(ct->u.regs, TCG_REG_X1); + break; + case 'c': /* x2 */ + ct->ct |= TCG_CT_REG; + tcg_regset_set_reg(ct->u.regs, TCG_REG_X2); + break; case 'r': /* general registers */ ct->ct |= TCG_CT_REG; ct->u.regs |= 0xffffffffu; -- 2.17.2