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Wed, 19 Jun 2019 09:57:01 +0200 From: David Brenken To: qemu-devel@nongnu.org Date: Wed, 19 Jun 2019 09:56:39 +0200 Message-Id: <20190619075643.10048-2-david.brenken@efs-auto.org> X-Mailer: git-send-email 2.16.1.windows.4 In-Reply-To: <20190619075643.10048-1-david.brenken@efs-auto.org> References: <20190619075643.10048-1-david.brenken@efs-auto.org> X-Provags-ID: V03:K1:yTkp36XY1xIaDQHU6e+ZmNKlaq7hsBP+n4ypngsTo9LOJjO8tie e3TnzsSWJabJFeewjbkrgnP+UkehS4T/X9NyhwH0TuaIQn6lnShLcFQkO8jbbsPWjWb0rmS xUzxX0E5vJesWjU0xsqjGOrzoHICJWr+doKufpmjzZ7rrqRILdy/+3FhOzdyZQSOc5cmcH/ xkZUDyVPonin3ScrB0Ezg== X-UI-Out-Filterresults: notjunk:1;V03:K0:WVmo8/ZHvjU=:BSiw/FP/AlVCa5XYtmx7yj 24jBIrYIv+6RzXTZUJaSBZsi7kt7cLqwgAPH/piQSCWHKy/eX/Cj1hH1ShVWw3vy+HYsykEWM QV99ZQmqNtrBKLWFa37sj+8/Dd5NlVwCsOnANN3H3sMk3FQQhPmI8DfxTsPglHkhmXCEbo5Hh kDIi/bGAiJ6ZrE9q2QospNZ0zPus0/nOFx5DAddOia9kRM99MC+526QI6qxJ2aZ+WLAkVy2ov UiP5pNXUyxBCpbVveQKSbsH7g1xcsw6v+qY906yOqQnxbYLelmBY4Vzyd9/SsqLI+KMcMLuSC kF4cDEAhPCvwkTNVBQtYstiqd1O9evKw+Dzdv4K3WColBNP/nJVwxoZuXRTHkBcQmEOIjESVx KjaQkkouzJAcy8o+pQBRkpTOvAhvqHcIGHa6bzc88KRUfS5bqHgf2tEpXLpWk4cHZXEOQg24K 1oFNF5cBcHkgWMKzVUdoTr41aU7/KhCG6LGPWLdddpsZWx38+mp3nFnpXe7eBn8+ku+T3GcMm jbD+NwB8fV6vaqnXIUm3AIRbY2fVq0yKeLvpDYjDtWRwKrIHFPy1YqWCefE1GvKMDHSYIVwvG IAcQnlJCRmeZisKclXY8mrU0AYCEU7UtkIahWGN9Dd71/TkNcFSxAtx+e8dOe84dw8V9wucOr WVOKzw1UbAX9Zw8NmI0+fcwEgW3LA3I4QfFtkcUM1tv3784HwSSEq0dzJOrIBJGWbYaPcqpkC HoibWPnueLTLoTl2y6cGflqNV8tZ9060l5QttgKpFaC5qoV/oWtMU7Rhkns= X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 212.227.126.134 Subject: [Qemu-devel] [PATCH v2 1/5] tricore: add FTOIZ instruction X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: kbastian@mail.uni-paderborn.de, Lars Biermanski , Georg Hofstetter , David Brenken , Robert Rasche , Andreas Konopik Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" From: David Brenken Signed-off-by: Andreas Konopik Signed-off-by: David Brenken Signed-off-by: Georg Hofstetter Signed-off-by: Robert Rasche Signed-off-by: Lars Biermanski Reviewed-by: Bastian Koppelmann --- target/tricore/fpu_helper.c | 25 +++++++++++++++++++++++++ target/tricore/helper.h | 1 + target/tricore/translate.c | 3 +++ 3 files changed, 29 insertions(+) diff --git a/target/tricore/fpu_helper.c b/target/tricore/fpu_helper.c index d8a6c0d25b..f079d9e939 100644 --- a/target/tricore/fpu_helper.c +++ b/target/tricore/fpu_helper.c @@ -303,6 +303,31 @@ uint32_t helper_itof(CPUTriCoreState *env, uint32_t arg) return (uint32_t)f_result; } +uint32_t helper_ftoiz(CPUTriCoreState *env, uint32_t arg) +{ + float32 f_arg = make_float32(arg); + uint32_t result; + int32_t flags; + + result = float32_to_int32_round_to_zero(f_arg, &env->fp_status); + + flags = f_get_excp_flags(env); + if (flags & float_flag_invalid) { + flags &= ~float_flag_inexact; + if (float32_is_any_nan(f_arg)) { + result = 0; + } + } + + if (flags) { + f_update_psw_flags(env, flags); + } else { + env->FPU_FS = 0; + } + + return result; +} + uint32_t helper_ftouz(CPUTriCoreState *env, uint32_t arg) { float32 f_arg = make_float32(arg); diff --git a/target/tricore/helper.h b/target/tricore/helper.h index f60e81096b..16b62edf7f 100644 --- a/target/tricore/helper.h +++ b/target/tricore/helper.h @@ -111,6 +111,7 @@ DEF_HELPER_4(fmsub, i32, env, i32, i32, i32) DEF_HELPER_3(fcmp, i32, env, i32, i32) DEF_HELPER_2(ftoi, i32, env, i32) DEF_HELPER_2(itof, i32, env, i32) +DEF_HELPER_2(ftoiz, i32, env, i32) DEF_HELPER_2(ftouz, i32, env, i32) DEF_HELPER_2(updfl, void, env, i32) /* dvinit */ diff --git a/target/tricore/translate.c b/target/tricore/translate.c index 06c4485e55..5e1c4f54b9 100644 --- a/target/tricore/translate.c +++ b/target/tricore/translate.c @@ -6747,6 +6747,9 @@ static void decode_rr_divide(CPUTriCoreState *env, DisasContext *ctx) case OPC2_32_RR_UPDFL: gen_helper_updfl(cpu_env, cpu_gpr_d[r1]); break; + case OPC2_32_RR_FTOIZ: + gen_helper_ftoiz(cpu_gpr_d[r3], cpu_env, cpu_gpr_d[r1]); + break; default: generate_trap(ctx, TRAPC_INSN_ERR, TIN2_IOPC); } -- 2.22.0.windows.1