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Violators will be prosecuted for from ; Thu, 12 Jan 2017 21:54:36 +0530 From: Nikunj A Dadhania Date: Thu, 12 Jan 2017 21:54:06 +0530 In-Reply-To: <1484238251-8096-1-git-send-email-nikunj@linux.vnet.ibm.com> References: <1484238251-8096-1-git-send-email-nikunj@linux.vnet.ibm.com> Message-Id: <1484238251-8096-3-git-send-email-nikunj@linux.vnet.ibm.com> Subject: [Qemu-devel] [PATCH 2/7] target-ppc: Add xscvsdqp and xscvudqp instructions 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, bharata@linux.vnet.ibm.com, nikunj@linux.vnet.ibm.com From: Bharata B Rao xscvsdqp: VSX Scalar Convert Signed Doubleword format to Quad-Precision format xscvudqp: VSX Scalar Convert Unsigned Doubleword format to Quad-Precision format Signed-off-by: Bharata B Rao Signed-off-by: Nikunj A Dadhania --- target/ppc/fpu_helper.c | 25 +++++++++++++++++++++++++ target/ppc/helper.h | 2 ++ target/ppc/translate/vsx-impl.inc.c | 2 ++ target/ppc/translate/vsx-ops.inc.c | 2 ++ 4 files changed, 31 insertions(+) diff --git a/target/ppc/fpu_helper.c b/target/ppc/fpu_helper.c index d648234..b9689b7 100644 --- a/target/ppc/fpu_helper.c +++ b/target/ppc/fpu_helper.c @@ -2960,6 +2960,31 @@ VSX_CVT_INT_TO_FP(xvcvuxdsp, 2, uint64, float32, VsrD(i), VsrW(2*i), 0, 0) VSX_CVT_INT_TO_FP(xvcvsxwsp, 4, int32, float32, VsrW(i), VsrW(i), 0, 0) VSX_CVT_INT_TO_FP(xvcvuxwsp, 4, uint32, float32, VsrW(i), VsrW(i), 0, 0) +/* VSX_CVT_INT_TO_FP_VECTOR - VSX integer to floating point conversion + * op - instruction mnemonic + * stp - source type (int32, uint32, int64 or uint64) + * ttp - target type (float32 or float64) + * sfld - source vsr_t field + * tfld - target vsr_t field + */ +#define VSX_CVT_INT_TO_FP_VECTOR(op, stp, ttp, sfld, tfld) \ +void helper_##op(CPUPPCState *env, uint32_t opcode) \ +{ \ + ppc_vsr_t xt, xb; \ + \ + getVSR(rB(opcode) + 32, &xb, env); \ + getVSR(rD(opcode) + 32, &xt, env); \ + \ + xt.tfld = stp##_to_##ttp(xb.sfld, &env->fp_status); \ + helper_compute_fprf_##ttp(env, xt.tfld); \ + \ + putVSR(xT(opcode) + 32, &xt, env); \ + float_check_status(env); \ +} + +VSX_CVT_INT_TO_FP_VECTOR(xscvsdqp, int64, float128, VsrD(0), f128) +VSX_CVT_INT_TO_FP_VECTOR(xscvudqp, uint64, float128, VsrD(0), f128) + /* For "use current rounding mode", define a value that will not be one of * the existing rounding model enums. */ diff --git a/target/ppc/helper.h b/target/ppc/helper.h index 54853b8..73c60d7 100644 --- a/target/ppc/helper.h +++ b/target/ppc/helper.h @@ -437,6 +437,7 @@ DEF_HELPER_2(xscvqpdp, void, env, i32) DEF_HELPER_2(xscvqpsdz, void, env, i32) DEF_HELPER_2(xscvqpswz, void, env, i32) DEF_HELPER_2(xscvhpdp, void, env, i32) +DEF_HELPER_2(xscvsdqp, void, env, i32) DEF_HELPER_2(xscvspdp, void, env, i32) DEF_HELPER_2(xscvspdpn, i64, env, i64) DEF_HELPER_2(xscvdpsxds, void, env, i32) @@ -446,6 +447,7 @@ DEF_HELPER_2(xscvdpuxws, void, env, i32) DEF_HELPER_2(xscvsxddp, void, env, i32) DEF_HELPER_2(xscvuxdsp, void, env, i32) DEF_HELPER_2(xscvsxdsp, void, env, i32) +DEF_HELPER_2(xscvudqp, void, env, i32) DEF_HELPER_2(xscvuxddp, void, env, i32) DEF_HELPER_2(xsrdpi, void, env, i32) DEF_HELPER_2(xsrdpic, void, env, i32) diff --git a/target/ppc/translate/vsx-impl.inc.c b/target/ppc/translate/vsx-impl.inc.c index 3c924ba..37004a4 100644 --- a/target/ppc/translate/vsx-impl.inc.c +++ b/target/ppc/translate/vsx-impl.inc.c @@ -814,6 +814,7 @@ GEN_VSX_HELPER_2(xscvqpdp, 0x04, 0x1A, 0x14, PPC2_ISA300) GEN_VSX_HELPER_2(xscvqpsdz, 0x04, 0x1A, 0x19, PPC2_ISA300) GEN_VSX_HELPER_2(xscvqpswz, 0x04, 0x1A, 0x09, PPC2_ISA300) GEN_VSX_HELPER_2(xscvhpdp, 0x16, 0x15, 0x10, PPC2_ISA300) +GEN_VSX_HELPER_2(xscvsdqp, 0x04, 0x1A, 0x0A, PPC2_ISA300) GEN_VSX_HELPER_2(xscvspdp, 0x12, 0x14, 0, PPC2_VSX) GEN_VSX_HELPER_XT_XB_ENV(xscvspdpn, 0x16, 0x14, 0, PPC2_VSX207) GEN_VSX_HELPER_2(xscvdpsxds, 0x10, 0x15, 0, PPC2_VSX) @@ -821,6 +822,7 @@ GEN_VSX_HELPER_2(xscvdpsxws, 0x10, 0x05, 0, PPC2_VSX) GEN_VSX_HELPER_2(xscvdpuxds, 0x10, 0x14, 0, PPC2_VSX) GEN_VSX_HELPER_2(xscvdpuxws, 0x10, 0x04, 0, PPC2_VSX) GEN_VSX_HELPER_2(xscvsxddp, 0x10, 0x17, 0, PPC2_VSX) +GEN_VSX_HELPER_2(xscvudqp, 0x04, 0x1A, 0x02, PPC2_ISA300) GEN_VSX_HELPER_2(xscvuxddp, 0x10, 0x16, 0, PPC2_VSX) GEN_VSX_HELPER_2(xsrdpi, 0x12, 0x04, 0, PPC2_VSX) GEN_VSX_HELPER_2(xsrdpic, 0x16, 0x06, 0, PPC2_VSX) diff --git a/target/ppc/translate/vsx-ops.inc.c b/target/ppc/translate/vsx-ops.inc.c index 297c317..6b6b828 100644 --- a/target/ppc/translate/vsx-ops.inc.c +++ b/target/ppc/translate/vsx-ops.inc.c @@ -176,6 +176,7 @@ GEN_XX2FORM_EO(xscvdphp, 0x16, 0x15, 0x11, PPC2_ISA300), GEN_XX2FORM(xscvdpsp, 0x12, 0x10, PPC2_VSX), GEN_XX2FORM(xscvdpspn, 0x16, 0x10, PPC2_VSX207), GEN_XX2FORM_EO(xscvhpdp, 0x16, 0x15, 0x10, PPC2_ISA300), +GEN_VSX_XFORM_300_EO(xscvsdqp, 0x04, 0x1A, 0x0A, 0x00000001), GEN_XX2FORM(xscvspdp, 0x12, 0x14, PPC2_VSX), GEN_XX2FORM(xscvspdpn, 0x16, 0x14, PPC2_VSX207), GEN_XX2FORM(xscvdpsxds, 0x10, 0x15, PPC2_VSX), @@ -183,6 +184,7 @@ GEN_XX2FORM(xscvdpsxws, 0x10, 0x05, PPC2_VSX), GEN_XX2FORM(xscvdpuxds, 0x10, 0x14, PPC2_VSX), GEN_XX2FORM(xscvdpuxws, 0x10, 0x04, PPC2_VSX), GEN_XX2FORM(xscvsxddp, 0x10, 0x17, PPC2_VSX), +GEN_VSX_XFORM_300_EO(xscvudqp, 0x04, 0x1A, 0x02, 0x00000001), GEN_XX2FORM(xscvuxddp, 0x10, 0x16, PPC2_VSX), GEN_XX2FORM(xsrdpi, 0x12, 0x04, PPC2_VSX), GEN_XX2FORM(xsrdpic, 0x16, 0x06, PPC2_VSX), -- 2.7.4