@@ -2487,6 +2487,25 @@ VSX_CVT_FP_TO_FP(xscvspdp, 1, float32, float64, f32[j], f64[i], 1)
VSX_CVT_FP_TO_FP(xvcvdpsp, 2, float64, float32, f64[i], f32[j], 0)
VSX_CVT_FP_TO_FP(xvcvspdp, 2, float32, float64, f32[j], f64[i], 0)
+#define VSX_CVT_FP_TO_FP_NONSIG(op, stp, ttp, sfld, tfld) \
+void helper_##op(CPUPPCState *env, uint32_t opcode) \
+{ \
+ ppc_vsr_t xt, xb; \
+ \
+ getVSR(xB(opcode), &xb, env); \
+ getVSR(xT(opcode), &xt, env); \
+ \
+ float_status tstat = env->fp_status; \
+ set_float_exception_flags(0, &tstat); \
+ \
+ xt.tfld[0] = stp##_to_##ttp(xb.sfld[0], &tstat); \
+ \
+ putVSR(xT(opcode), &xt, env); \
+}
+
+VSX_CVT_FP_TO_FP_NONSIG(xscvdpspn, float64, float32, f64, f32)
+VSX_CVT_FP_TO_FP_NONSIG(xscvspdpn, float32, float64, f32, f64)
+
/* VSX_CVT_FP_TO_INT - VSX floating point to integer conversion
* op - instruction mnemonic
* nels - number of elements (1, 2 or 4)
@@ -273,7 +273,9 @@ DEF_HELPER_2(xscmpudp, void, env, i32)
DEF_HELPER_2(xsmaxdp, void, env, i32)
DEF_HELPER_2(xsmindp, void, env, i32)
DEF_HELPER_2(xscvdpsp, void, env, i32)
+DEF_HELPER_2(xscvdpspn, void, env, i32)
DEF_HELPER_2(xscvspdp, void, env, i32)
+DEF_HELPER_2(xscvspdpn, void, env, i32)
DEF_HELPER_2(xscvdpsxds, void, env, i32)
DEF_HELPER_2(xscvdpsxws, void, env, i32)
DEF_HELPER_2(xscvdpuxds, void, env, i32)
@@ -7408,7 +7408,9 @@ GEN_VSX_HELPER_2(xscmpudp, 0x0C, 0x04, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xsmaxdp, 0x00, 0x14, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xsmindp, 0x00, 0x15, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xscvdpsp, 0x12, 0x10, 0, PPC2_VSX)
+GEN_VSX_HELPER_2(xscvdpspn, 0x16, 0x10, 0, PPC2_VSX207)
GEN_VSX_HELPER_2(xscvspdp, 0x12, 0x14, 0, PPC2_VSX)
+GEN_VSX_HELPER_2(xscvspdpn, 0x16, 0x14, 0, PPC2_VSX207)
GEN_VSX_HELPER_2(xscvdpsxds, 0x10, 0x15, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xscvdpsxws, 0x10, 0x05, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xscvdpuxds, 0x10, 0x14, 0, PPC2_VSX)
@@ -10246,7 +10248,9 @@ GEN_XX2FORM(xscmpudp, 0x0C, 0x04, PPC2_VSX),
GEN_XX3FORM(xsmaxdp, 0x00, 0x14, PPC2_VSX),
GEN_XX3FORM(xsmindp, 0x00, 0x15, PPC2_VSX),
GEN_XX2FORM(xscvdpsp, 0x12, 0x10, PPC2_VSX),
+GEN_XX2FORM(xscvdpspn, 0x16, 0x10, PPC2_VSX207),
GEN_XX2FORM(xscvspdp, 0x12, 0x14, PPC2_VSX),
+GEN_XX2FORM(xscvspdpn, 0x16, 0x14, PPC2_VSX207),
GEN_XX2FORM(xscvdpsxds, 0x10, 0x15, PPC2_VSX),
GEN_XX2FORM(xscvdpsxws, 0x10, 0x05, PPC2_VSX),
GEN_XX2FORM(xscvdpuxds, 0x10, 0x14, PPC2_VSX),
This patch adds the non-signalling scalar conversion instructions: - VSX Scalar Convert Single Precision to Double Precision Non-Signalling (xscvspdpn) - VSX Scalar Convert Double Precision to Single Precision Non-Signalling (xscvdpspn) Signed-off-by: Tom Musta <tommusta@gmail.com> --- V6: New. target-ppc/fpu_helper.c | 19 +++++++++++++++++++ target-ppc/helper.h | 2 ++ target-ppc/translate.c | 4 ++++ 3 files changed, 25 insertions(+), 0 deletions(-)