From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1LHwZg-0006bo-LI for qemu-devel@nongnu.org; Wed, 31 Dec 2008 03:37:08 -0500 Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1LHwZf-0006bF-SK for qemu-devel@nongnu.org; Wed, 31 Dec 2008 03:37:08 -0500 Received: from [199.232.76.173] (port=42960 helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1LHwZf-0006bC-M9 for qemu-devel@nongnu.org; Wed, 31 Dec 2008 03:37:07 -0500 Received: from mx20.gnu.org ([199.232.41.8]:39499) by monty-python.gnu.org with esmtps (TLS-1.0:RSA_AES_256_CBC_SHA1:32) (Exim 4.60) (envelope-from ) id 1LHwZf-0005t7-CL for qemu-devel@nongnu.org; Wed, 31 Dec 2008 03:37:07 -0500 Received: from mail.codesourcery.com ([65.74.133.4]) by mx20.gnu.org with esmtp (Exim 4.60) (envelope-from ) id 1LHwZe-0001Rx-7P for qemu-devel@nongnu.org; Wed, 31 Dec 2008 03:37:06 -0500 From: Nathan Froyd Date: Tue, 30 Dec 2008 19:09:50 -0800 Message-Id: <1230693022-18380-9-git-send-email-froydnj@codesourcery.com> In-Reply-To: <1230693022-18380-1-git-send-email-froydnj@codesourcery.com> References: <1230693022-18380-1-git-send-email-froydnj@codesourcery.com> Subject: [Qemu-devel] [PATCH 08/40] Add vcmpequ{b, h, w} and vcmpgt{s, u}{b, h, w} instructions. Reply-To: qemu-devel@nongnu.org List-Id: qemu-devel.nongnu.org List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Signed-off-by: Nathan Froyd --- target-ppc/helper.h | 9 +++++++++ target-ppc/op_helper.c | 34 ++++++++++++++++++++++++++++++++++ target-ppc/translate.c | 10 ++++++++++ 3 files changed, 53 insertions(+), 0 deletions(-) diff --git a/target-ppc/helper.h b/target-ppc/helper.h index 196106e..efe7a1a 100644 --- a/target-ppc/helper.h +++ b/target-ppc/helper.h @@ -123,6 +123,15 @@ DEF_HELPER_3(vminuw, void, avr, avr, avr) DEF_HELPER_3(vmaxub, void, avr, avr, avr) DEF_HELPER_3(vmaxuh, void, avr, avr, avr) DEF_HELPER_3(vmaxuw, void, avr, avr, avr) +DEF_HELPER_3(vcmpequb, i32, avr, avr, avr) +DEF_HELPER_3(vcmpequh, i32, avr, avr, avr) +DEF_HELPER_3(vcmpequw, i32, avr, avr, avr) +DEF_HELPER_3(vcmpgtub, i32, avr, avr, avr) +DEF_HELPER_3(vcmpgtuh, i32, avr, avr, avr) +DEF_HELPER_3(vcmpgtuw, i32, avr, avr, avr) +DEF_HELPER_3(vcmpgtsb, i32, avr, avr, avr) +DEF_HELPER_3(vcmpgtsh, i32, avr, avr, avr) +DEF_HELPER_3(vcmpgtsw, i32, avr, avr, avr) DEF_HELPER_1(efscfsi, i32, i32) DEF_HELPER_1(efscfui, i32, i32) diff --git a/target-ppc/op_helper.c b/target-ppc/op_helper.c index 367c366..5daa62f 100644 --- a/target-ppc/op_helper.c +++ b/target-ppc/op_helper.c @@ -2007,6 +2007,40 @@ VAVG(w, s32, int64_t, u32, uint64_t) #undef VAVG_DO #undef VAVG +#define VCMP(suffix, compare, element) \ + uint32_t helper_vcmp##suffix (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b) \ + { \ + uint32_t ones = (sizeof (a->element[0]) == 4 \ + ? 0xffffffff \ + : (sizeof (a->element[0]) == 2 \ + ? 0xffff \ + : 0xff)); \ + uint32_t all = ones; \ + uint32_t none = 0; \ + int i; \ + for (i = 0; i < ARRAY_SIZE(r->element); i++) { \ + uint32_t result = (a->element[i] compare b->element[i] ? ones : 0x0); \ + switch (sizeof (a->element[0])) { \ + case 4: r->u32[i] = result; break; \ + case 2: r->u16[i] = result; break; \ + case 1: r->u8[i] = result; break; \ + } \ + all &= result; \ + none |= result; \ + } \ + return ((all != 0) << 3) | ((none == 0) << 1); \ + } +VCMP(equb, ==, u8) +VCMP(equh, ==, u16) +VCMP(equw, ==, u32) +VCMP(gtub, >, u8) +VCMP(gtuh, >, u16) +VCMP(gtuw, >, u32) +VCMP(gtsb, >, s8) +VCMP(gtsh, >, s16) +VCMP(gtsw, >, s32) +#undef VCMP + #define VMINMAX_DO(name, compare, element) \ void helper_v##name (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b) \ { \ diff --git a/target-ppc/translate.c b/target-ppc/translate.c index 967d9da..7ebdb21 100644 --- a/target-ppc/translate.c +++ b/target-ppc/translate.c @@ -6233,6 +6233,16 @@ GEN_VXFORM(vavgsw, 1, 22); GEN_VXRFORM1(name, name, #name, opc2, opc3) \ GEN_VXRFORM1(name, name##_, #name ".", opc2, (opc3 | (0x1 << 4))) +GEN_VXRFORM(vcmpequb, 3, 0) +GEN_VXRFORM(vcmpequh, 3, 1) +GEN_VXRFORM(vcmpequw, 3, 2) +GEN_VXRFORM(vcmpgtsb, 3, 12) +GEN_VXRFORM(vcmpgtsh, 3, 13) +GEN_VXRFORM(vcmpgtsw, 3, 14) +GEN_VXRFORM(vcmpgtub, 3, 8) +GEN_VXRFORM(vcmpgtuh, 3, 9) +GEN_VXRFORM(vcmpgtuw, 3, 10) + /*** SPE extension ***/ /* Register moves */ -- 1.6.0.5