From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1LI44K-0004WB-VK for qemu-devel@nongnu.org; Wed, 31 Dec 2008 11:37:17 -0500 Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1LI44J-0004Tz-BB for qemu-devel@nongnu.org; Wed, 31 Dec 2008 11:37:16 -0500 Received: from [199.232.76.173] (port=36898 helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1LI44J-0004Tq-0Q for qemu-devel@nongnu.org; Wed, 31 Dec 2008 11:37:15 -0500 Received: from mx20.gnu.org ([199.232.41.8]:53681) by monty-python.gnu.org with esmtps (TLS-1.0:RSA_AES_256_CBC_SHA1:32) (Exim 4.60) (envelope-from ) id 1LI44I-0001wg-Nd for qemu-devel@nongnu.org; Wed, 31 Dec 2008 11:37:14 -0500 Received: from mail.codesourcery.com ([65.74.133.4]) by mx20.gnu.org with esmtp (Exim 4.60) (envelope-from ) id 1LI44F-0000ru-9a for qemu-devel@nongnu.org; Wed, 31 Dec 2008 11:37:11 -0500 From: Nathan Froyd Date: Tue, 30 Dec 2008 19:10:20 -0800 Message-Id: <1230693022-18380-39-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 38/40] Add vmladduhm instruction. 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 | 1 + target-ppc/op_helper.c | 11 ++++++++++- target-ppc/translate.c | 18 ++++++++++++++++++ 3 files changed, 29 insertions(+), 1 deletions(-) diff --git a/target-ppc/helper.h b/target-ppc/helper.h index b4b9521..f97480e 100644 --- a/target-ppc/helper.h +++ b/target-ppc/helper.h @@ -210,6 +210,7 @@ DEF_HELPER_4(vmsumuhm, void, avr, avr, avr, avr) DEF_HELPER_4(vmsumuhs, void, avr, avr, avr, avr) DEF_HELPER_4(vmsumshm, void, avr, avr, avr, avr) DEF_HELPER_4(vmsumshs, void, avr, avr, avr, avr) +DEF_HELPER_4(vmladduhm, void, avr, 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 097153e..4fe6d43 100644 --- a/target-ppc/op_helper.c +++ b/target-ppc/op_helper.c @@ -2197,12 +2197,21 @@ VMINMAX(uw, u32) #undef VMINMAX_DO #undef VMINMAX +void helper_vmladduhm (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b, ppc_avr_t *c) +{ + int i; + for (i = 0; i < ARRAY_SIZE(r->s16); i++) { + int32_t prod = a->s16[i] * b->s16[i]; + r->s16[i] = (int16_t) (prod + c->s16[i]); + } +} + #define VMRG_DO(name, element, highp) \ void helper_v##name (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b) \ { \ ppc_avr_t result; \ int i; \ - size_t n_elems = N_ELEMS(element); \ + size_t n_elems = ARRAY_SIZE(r->element); \ for (i = 0; i < n_elems/2; i++) { \ if (highp) { \ result.element[i*2+HI_IDX] = a->element[i]; \ diff --git a/target-ppc/translate.c b/target-ppc/translate.c index a9ab8d5..93cebcf 100644 --- a/target-ppc/translate.c +++ b/target-ppc/translate.c @@ -6479,6 +6479,24 @@ GEN_HANDLER(vsldoi, 0x04, 0x16, 0xFF, 0x00000400, PPC_ALTIVEC) GEN_VAFORM_PAIRED(vmhaddshs, vmhraddshs, 16) +GEN_HANDLER(vmladduhm, 0x04, 0x11, 0xFF, 0x00000000, PPC_ALTIVEC) +{ + TCGv_ptr ra, rb, rc, rd; + if (unlikely(!ctx->altivec_enabled)) { + gen_exception(ctx, POWERPC_EXCP_VPU); + return; + } + ra = gen_avr_ptr(rA(ctx->opcode)); + rb = gen_avr_ptr(rB(ctx->opcode)); + rc = gen_avr_ptr(rC(ctx->opcode)); + rd = gen_avr_ptr(rD(ctx->opcode)); + gen_helper_vmladduhm(rd, ra, rb, rc); + tcg_temp_free_ptr(ra); + tcg_temp_free_ptr(rb); + tcg_temp_free_ptr(rc); + tcg_temp_free_ptr(rd); +} + GEN_VAFORM_PAIRED(vmsumubm, vmsummbm, 18) GEN_VAFORM_PAIRED(vmsumuhm, vmsumuhs, 19) GEN_VAFORM_PAIRED(vmsumshm, vmsumshs, 20) -- 1.6.0.5