diff --git a/target/ppc/fpu_helper.c b/target/ppc/fpu_helper.c
index 98e9576608..9b034d1fe4 100644
--- a/target/ppc/fpu_helper.c
+++ b/target/ppc/fpu_helper.c
@@ -2313,7 +2313,6 @@ void helper_##op(CPUPPCState *env, ppc_vsr_t *xt,                             \
 VSX_SCALAR_CMP_DP(xscmpeqdp, eq, 1, 0)
 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, ppc_vsr_t *xb)
diff --git a/target/ppc/helper.h b/target/ppc/helper.h
index 378a348c8a..4a12d43905 100644
--- a/target/ppc/helper.h
+++ b/target/ppc/helper.h
@@ -362,7 +362,6 @@ DEF_HELPER_5(XSNMSUBDP, void, env, vsr, vsr, vsr, vsr)
 DEF_HELPER_4(xscmpeqdp, void, env, vsr, vsr, vsr)
 DEF_HELPER_4(xscmpgtdp, void, env, vsr, vsr, vsr)
 DEF_HELPER_4(xscmpgedp, void, env, vsr, vsr, vsr)
-DEF_HELPER_4(xscmpnedp, void, env, vsr, vsr, vsr)
 DEF_HELPER_4(xscmpexpdp, void, env, i32, vsr, vsr)
 DEF_HELPER_4(xscmpexpqp, void, env, i32, vsr, vsr)
 DEF_HELPER_4(xscmpodp, void, env, i32, vsr, vsr)
diff --git a/target/ppc/translate/vsx-impl.c.inc b/target/ppc/translate/vsx-impl.c.inc
index 4da889531b..3baaac1abd 100644
--- a/target/ppc/translate/vsx-impl.c.inc
+++ b/target/ppc/translate/vsx-impl.c.inc
@@ -1055,7 +1055,6 @@ GEN_VSX_HELPER_X1(xstsqrtdp, 0x14, 0x06, 0, PPC2_VSX)
 GEN_VSX_HELPER_X3(xscmpeqdp, 0x0C, 0x00, 0, PPC2_ISA300)
 GEN_VSX_HELPER_X3(xscmpgtdp, 0x0C, 0x01, 0, PPC2_ISA300)
 GEN_VSX_HELPER_X3(xscmpgedp, 0x0C, 0x02, 0, PPC2_ISA300)
-GEN_VSX_HELPER_X3(xscmpnedp, 0x0C, 0x03, 0, PPC2_ISA300)
 GEN_VSX_HELPER_X2_AB(xscmpexpdp, 0x0C, 0x07, 0, PPC2_ISA300)
 GEN_VSX_HELPER_R2_AB(xscmpexpqp, 0x04, 0x05, 0, PPC2_ISA300)
 GEN_VSX_HELPER_X2_AB(xscmpodp, 0x0C, 0x05, 0, PPC2_VSX)
diff --git a/target/ppc/translate/vsx-ops.c.inc b/target/ppc/translate/vsx-ops.c.inc
index 9cfec53df0..34310c1fb5 100644
--- a/target/ppc/translate/vsx-ops.c.inc
+++ b/target/ppc/translate/vsx-ops.c.inc
@@ -189,7 +189,6 @@ GEN_XX2FORM(xstsqrtdp,  0x14, 0x06, PPC2_VSX),
 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),