From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:51593) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bQsYq-0002Sr-Fu for qemu-devel@nongnu.org; Sat, 23 Jul 2016 04:45:31 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1bQsYm-0007H7-7H for qemu-devel@nongnu.org; Sat, 23 Jul 2016 04:45:27 -0400 Received: from mx0a-001b2d01.pphosted.com ([148.163.156.1]:45634) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bQsYl-0007H1-UE for qemu-devel@nongnu.org; Sat, 23 Jul 2016 04:45:24 -0400 Received: from pps.filterd (m0098409.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.16.0.11/8.16.0.11) with SMTP id u6N8hbdA095589 for ; Sat, 23 Jul 2016 04:45:23 -0400 Received: from e23smtp05.au.ibm.com (e23smtp05.au.ibm.com [202.81.31.147]) by mx0a-001b2d01.pphosted.com with ESMTP id 24c3vfswec-1 (version=TLSv1.2 cipher=AES256-SHA bits=256 verify=NOT) for ; Sat, 23 Jul 2016 04:45:23 -0400 Received: from localhost by e23smtp05.au.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Sat, 23 Jul 2016 18:45:18 +1000 From: Nikunj A Dadhania Date: Sat, 23 Jul 2016 14:14:43 +0530 In-Reply-To: <1469263490-19130-1-git-send-email-nikunj@linux.vnet.ibm.com> References: <1469263490-19130-1-git-send-email-nikunj@linux.vnet.ibm.com> Message-Id: <1469263490-19130-7-git-send-email-nikunj@linux.vnet.ibm.com> Subject: [Qemu-devel] [RFC v2 06/13] target-ppc: add modulo dword operations List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-ppc@nongnu.org, david@gibson.dropbear.id.au, rth@twiddle.net Cc: qemu-devel@nongnu.org, nikunj@linux.vnet.ibm.com, bharata@linux.vnet.ibm.com, aneesh.kumar@linux.vnet.ibm.com Adding following instructions for ISA3.0 support modud: Modulo Unsigned Dword modsd: Modulo Signed Dword Signed-off-by: Nikunj A Dadhania --- target-ppc/helper.h | 2 ++ target-ppc/int_helper.c | 16 ++++++++++++++++ target-ppc/translate.c | 15 +++++++++++++++ 3 files changed, 33 insertions(+) diff --git a/target-ppc/helper.h b/target-ppc/helper.h index 76072fd..26a0930 100644 --- a/target-ppc/helper.h +++ b/target-ppc/helper.h @@ -45,6 +45,8 @@ DEF_HELPER_FLAGS_2(modsw, TCG_CALL_NO_RWG_SE, i32, i32, i32) DEF_HELPER_FLAGS_2(moduw, TCG_CALL_NO_RWG_SE, i32, i32, i32) DEF_HELPER_3(sraw, tl, env, tl, tl) #if defined(TARGET_PPC64) +DEF_HELPER_FLAGS_2(modsd, TCG_CALL_NO_RWG_SE, i64, i64, i64) +DEF_HELPER_FLAGS_2(modud, TCG_CALL_NO_RWG_SE, i64, i64, i64) DEF_HELPER_FLAGS_1(cntlzd, TCG_CALL_NO_RWG_SE, tl, tl) DEF_HELPER_FLAGS_1(popcntd, TCG_CALL_NO_RWG_SE, tl, tl) DEF_HELPER_FLAGS_2(bpermd, TCG_CALL_NO_RWG_SE, i64, i64, i64) diff --git a/target-ppc/int_helper.c b/target-ppc/int_helper.c index 631e0b4..e95572b 100644 --- a/target-ppc/int_helper.c +++ b/target-ppc/int_helper.c @@ -161,6 +161,22 @@ target_ulong helper_cntlzw(target_ulong t) } #if defined(TARGET_PPC64) +uint64_t helper_modsd(uint64_t rau, uint64_t rbu) +{ + int64_t ra = (int64_t)rau; + int64_t rb = (int64_t)rbu; + + if ((rb == 0) || (ra == INT32_MIN && rb == -1)) { + return 0; + } + return ra % rb; +} + +uint64_t helper_modud(uint64_t ra, uint64_t rb) +{ + return rb ? ra % rb : 0; +} + target_ulong helper_cntlzd(target_ulong t) { return clz64(t); diff --git a/target-ppc/translate.c b/target-ppc/translate.c index 4348efd..38a117c 100644 --- a/target-ppc/translate.c +++ b/target-ppc/translate.c @@ -1192,6 +1192,19 @@ static void glue(gen_, name)(DisasContext *ctx) \ GEN_INT_ARITH_MODW(moduw, 0x08, 0); GEN_INT_ARITH_MODW(modsw, 0x18, 1); +#if defined(TARGET_PPC64) +#define GEN_INT_ARITH_MODD(name, opc3, sign) \ + static void glue(gen_, name)(DisasContext *ctx) \ +{ \ + gen_helper_##name(cpu_gpr[rD(ctx->opcode)], \ + cpu_gpr[rA(ctx->opcode)], \ + cpu_gpr[rB(ctx->opcode)]); \ +} + +GEN_INT_ARITH_MODD(modud, 0x08, 0); +GEN_INT_ARITH_MODD(modsd, 0x18, 1); +#endif + /* mulhw mulhw. */ static void gen_mulhw(DisasContext *ctx) { @@ -10274,6 +10287,8 @@ GEN_HANDLER_E(divdeu, 0x1F, 0x09, 0x0C, 0, PPC_NONE, PPC2_DIVE_ISA206), GEN_HANDLER_E(divdeuo, 0x1F, 0x09, 0x1C, 0, PPC_NONE, PPC2_DIVE_ISA206), GEN_HANDLER_E(divde, 0x1F, 0x09, 0x0D, 0, PPC_NONE, PPC2_DIVE_ISA206), GEN_HANDLER_E(divdeo, 0x1F, 0x09, 0x1D, 0, PPC_NONE, PPC2_DIVE_ISA206), +GEN_HANDLER_E(modsd, 0x1F, 0x09, 0x18, 0x00000001, PPC_NONE, PPC2_ISA300), +GEN_HANDLER_E(modud, 0x1F, 0x09, 0x08, 0x00000001, PPC_NONE, PPC2_ISA300), #undef GEN_INT_ARITH_MUL_HELPER #define GEN_INT_ARITH_MUL_HELPER(name, opc3) \ -- 2.7.4