diff options
| -rw-r--r-- | target/ppc/fpu_helper.c | 64 | ||||
| -rw-r--r-- | target/ppc/helper.h | 2 | ||||
| -rw-r--r-- | target/ppc/translate/vsx-impl.inc.c | 2 | ||||
| -rw-r--r-- | target/ppc/translate/vsx-ops.inc.c | 6 |
4 files changed, 74 insertions, 0 deletions
diff --git a/target/ppc/fpu_helper.c b/target/ppc/fpu_helper.c index fdd3216d72..8bffafb57e 100644 --- a/target/ppc/fpu_helper.c +++ b/target/ppc/fpu_helper.c @@ -2405,6 +2405,70 @@ VSX_SCALAR_CMP_DP(xscmpgedp, le, 1, 1) VSX_SCALAR_CMP_DP(xscmpgtdp, lt, 1, 1) VSX_SCALAR_CMP_DP(xscmpnedp, eq, 0, 0) +void helper_xscmpexpdp(CPUPPCState *env, uint32_t opcode) +{ + ppc_vsr_t xa, xb; + int64_t exp_a, exp_b; + uint32_t cc; + + getVSR(xA(opcode), &xa, env); + getVSR(xB(opcode), &xb, env); + + exp_a = extract64(xa.VsrD(0), 52, 11); + exp_b = extract64(xb.VsrD(0), 52, 11); + + if (unlikely(float64_is_any_nan(xa.VsrD(0)) || + float64_is_any_nan(xb.VsrD(0)))) { + cc = CRF_SO; + } else { + if (exp_a < exp_b) { + cc = CRF_LT; + } else if (exp_a > exp_b) { + cc = CRF_GT; + } else { + cc = CRF_EQ; + } + } + + env->fpscr &= ~(0x0F << FPSCR_FPRF); + env->fpscr |= cc << FPSCR_FPRF; + env->crf[BF(opcode)] = cc; + + helper_float_check_status(env); +} + +void helper_xscmpexpqp(CPUPPCState *env, uint32_t opcode) +{ + ppc_vsr_t xa, xb; + int64_t exp_a, exp_b; + uint32_t cc; + + getVSR(rA(opcode) + 32, &xa, env); + getVSR(rB(opcode) + 32, &xb, env); + + exp_a = extract64(xa.VsrD(0), 48, 15); + exp_b = extract64(xb.VsrD(0), 48, 15); + + if (unlikely(float128_is_any_nan(make_float128(xa.VsrD(0), xa.VsrD(1))) || + float128_is_any_nan(make_float128(xb.VsrD(0), xb.VsrD(1))))) { + cc = CRF_SO; + } else { + if (exp_a < exp_b) { + cc = CRF_LT; + } else if (exp_a > exp_b) { + cc = CRF_GT; + } else { + cc = CRF_EQ; + } + } + + env->fpscr &= ~(0x0F << FPSCR_FPRF); + env->fpscr |= cc << FPSCR_FPRF; + env->crf[BF(opcode)] = cc; + + helper_float_check_status(env); +} + #define VSX_SCALAR_CMP(op, ordered) \ void helper_##op(CPUPPCState *env, uint32_t opcode) \ { \ diff --git a/target/ppc/helper.h b/target/ppc/helper.h index 0a8fbba3c5..042b8c1310 100644 --- a/target/ppc/helper.h +++ b/target/ppc/helper.h @@ -399,6 +399,8 @@ DEF_HELPER_2(xscmpeqdp, void, env, i32) DEF_HELPER_2(xscmpgtdp, void, env, i32) DEF_HELPER_2(xscmpgedp, void, env, i32) DEF_HELPER_2(xscmpnedp, void, env, i32) +DEF_HELPER_2(xscmpexpdp, void, env, i32) +DEF_HELPER_2(xscmpexpqp, void, env, i32) DEF_HELPER_2(xscmpodp, void, env, i32) DEF_HELPER_2(xscmpudp, void, env, i32) DEF_HELPER_2(xsmaxdp, void, env, i32) diff --git a/target/ppc/translate/vsx-impl.inc.c b/target/ppc/translate/vsx-impl.inc.c index 5a27be4bd4..5206258f02 100644 --- a/target/ppc/translate/vsx-impl.inc.c +++ b/target/ppc/translate/vsx-impl.inc.c @@ -624,6 +624,8 @@ GEN_VSX_HELPER_2(xscmpeqdp, 0x0C, 0x00, 0, PPC2_ISA300) GEN_VSX_HELPER_2(xscmpgtdp, 0x0C, 0x01, 0, PPC2_ISA300) GEN_VSX_HELPER_2(xscmpgedp, 0x0C, 0x02, 0, PPC2_ISA300) GEN_VSX_HELPER_2(xscmpnedp, 0x0C, 0x03, 0, PPC2_ISA300) +GEN_VSX_HELPER_2(xscmpexpdp, 0x0C, 0x07, 0, PPC2_ISA300) +GEN_VSX_HELPER_2(xscmpexpqp, 0x04, 0x05, 0, PPC2_ISA300) GEN_VSX_HELPER_2(xscmpodp, 0x0C, 0x05, 0, PPC2_VSX) GEN_VSX_HELPER_2(xscmpudp, 0x0C, 0x04, 0, PPC2_VSX) GEN_VSX_HELPER_2(xsmaxdp, 0x00, 0x14, 0, PPC2_VSX) diff --git a/target/ppc/translate/vsx-ops.inc.c b/target/ppc/translate/vsx-ops.inc.c index 3d9104155a..2468ee9ff9 100644 --- a/target/ppc/translate/vsx-ops.inc.c +++ b/target/ppc/translate/vsx-ops.inc.c @@ -83,6 +83,10 @@ GEN_HANDLER2_E(name, #name, 0x3C, opc2|0x01, opc3|0x0C, 0, PPC_NONE, PPC2_VSX),\ GEN_HANDLER2_E(name, #name, 0x3C, opc2|0x02, opc3|0x0C, 0, PPC_NONE, PPC2_VSX),\ GEN_HANDLER2_E(name, #name, 0x3C, opc2|0x03, opc3|0x0C, 0, PPC_NONE, PPC2_VSX) +#define GEN_VSX_XFORM_300(name, opc2, opc3, inval) \ +GEN_HANDLER_E(name, 0x3F, opc2, opc3, inval, PPC_NONE, PPC2_ISA300) + + GEN_XX2FORM(xsabsdp, 0x12, 0x15, PPC2_VSX), GEN_XX2FORM(xsnabsdp, 0x12, 0x16, PPC2_VSX), GEN_XX2FORM(xsnegdp, 0x12, 0x17, PPC2_VSX), @@ -118,6 +122,8 @@ GEN_XX3FORM(xscmpeqdp, 0x0C, 0x00, PPC2_ISA300), GEN_XX3FORM(xscmpgtdp, 0x0C, 0x01, PPC2_ISA300), GEN_XX3FORM(xscmpgedp, 0x0C, 0x02, PPC2_ISA300), GEN_XX3FORM(xscmpnedp, 0x0C, 0x03, PPC2_ISA300), +GEN_XX3FORM(xscmpexpdp, 0x0C, 0x07, PPC2_ISA300), +GEN_VSX_XFORM_300(xscmpexpqp, 0x04, 0x05, 0x00600001), GEN_XX2IFORM(xscmpodp, 0x0C, 0x05, PPC2_VSX), GEN_XX2IFORM(xscmpudp, 0x0C, 0x04, PPC2_VSX), GEN_XX3FORM(xsmaxdp, 0x00, 0x14, PPC2_VSX), |