From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:44028) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gQCis-0008Gf-3n for qemu-devel@nongnu.org; Fri, 23 Nov 2018 09:46:22 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1gQCio-0003Ng-4g for qemu-devel@nongnu.org; Fri, 23 Nov 2018 09:46:20 -0500 Received: from mail-wm1-x343.google.com ([2a00:1450:4864:20::343]:36673) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1gQCin-0003Ma-OT for qemu-devel@nongnu.org; Fri, 23 Nov 2018 09:46:17 -0500 Received: by mail-wm1-x343.google.com with SMTP id s11so12262861wmh.1 for ; Fri, 23 Nov 2018 06:46:17 -0800 (PST) From: Richard Henderson Date: Fri, 23 Nov 2018 15:45:37 +0100 Message-Id: <20181123144558.5048-17-richard.henderson@linaro.org> In-Reply-To: <20181123144558.5048-1-richard.henderson@linaro.org> References: <20181123144558.5048-1-richard.henderson@linaro.org> Subject: [Qemu-devel] [PATCH for-4.0 v2 16/37] tcg/arm: Add constraints for R0-R5 List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: Alistair.Francis@wdc.com These are function call arguments that we will need soon. Signed-off-by: Richard Henderson --- tcg/arm/tcg-target.inc.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git a/tcg/arm/tcg-target.inc.c b/tcg/arm/tcg-target.inc.c index 414c91c9ea..4339c472e8 100644 --- a/tcg/arm/tcg-target.inc.c +++ b/tcg/arm/tcg-target.inc.c @@ -246,7 +246,12 @@ static bool patch_reloc(tcg_insn_unit *code_ptr, int type, static const char *target_parse_constraint(TCGArgConstraint *ct, const char *ct_str, TCGType type) { - switch (*ct_str++) { + char c = *ct_str++; + switch (c) { + case 'a' ... 'f': /* r0 - r5 */ + ct->ct |= TCG_CT_REG; + tcg_regset_set_reg(ct->u.regs, TCG_REG_R0 + (c - 'a')); + break; case 'I': ct->ct |= TCG_CT_CONST_ARM; break; -- 2.17.2