diff options
Diffstat (limited to 'target-ppc')
| -rw-r--r-- | target-ppc/fpu_helper.c | 35 | ||||
| -rw-r--r-- | target-ppc/helper.h | 3 | ||||
| -rw-r--r-- | target-ppc/translate.c | 6 |
3 files changed, 44 insertions, 0 deletions
diff --git a/target-ppc/fpu_helper.c b/target-ppc/fpu_helper.c index c84f4329e8..5908e4135e 100644 --- a/target-ppc/fpu_helper.c +++ b/target-ppc/fpu_helper.c @@ -1904,3 +1904,38 @@ void helper_##op(CPUPPCState *env, uint32_t opcode) \ VSX_DIV(xsdivdp, 1, float64, f64, 1) VSX_DIV(xvdivdp, 2, float64, f64, 0) VSX_DIV(xvdivsp, 4, float32, f32, 0) + +/* VSX_RE - VSX floating point reciprocal estimate + * op - instruction mnemonic + * nels - number of elements (1, 2 or 4) + * tp - type (float32 or float64) + * fld - vsr_t field (f32 or f64) + * sfprf - set FPRF + */ +#define VSX_RE(op, nels, tp, fld, sfprf) \ +void helper_##op(CPUPPCState *env, uint32_t opcode) \ +{ \ + ppc_vsr_t xt, xb; \ + int i; \ + \ + getVSR(xB(opcode), &xb, env); \ + getVSR(xT(opcode), &xt, env); \ + helper_reset_fpstatus(env); \ + \ + for (i = 0; i < nels; i++) { \ + if (unlikely(tp##_is_signaling_nan(xb.fld[i]))) { \ + fload_invalid_op_excp(env, POWERPC_EXCP_FP_VXSNAN, sfprf); \ + } \ + xt.fld[i] = tp##_div(tp##_one, xb.fld[i], &env->fp_status); \ + if (sfprf) { \ + helper_compute_fprf(env, xt.fld[0], sfprf); \ + } \ + } \ + \ + putVSR(xT(opcode), &xt, env); \ + helper_float_check_status(env); \ +} + +VSX_RE(xsredp, 1, float64, f64, 1) +VSX_RE(xvredp, 2, float64, f64, 0) +VSX_RE(xvresp, 4, float32, f32, 0) diff --git a/target-ppc/helper.h b/target-ppc/helper.h index 6ede7ead87..fe5b61c29d 100644 --- a/target-ppc/helper.h +++ b/target-ppc/helper.h @@ -255,16 +255,19 @@ DEF_HELPER_2(xsadddp, void, env, i32) DEF_HELPER_2(xssubdp, void, env, i32) DEF_HELPER_2(xsmuldp, void, env, i32) DEF_HELPER_2(xsdivdp, void, env, i32) +DEF_HELPER_2(xsredp, void, env, i32) DEF_HELPER_2(xvadddp, void, env, i32) DEF_HELPER_2(xvsubdp, void, env, i32) DEF_HELPER_2(xvmuldp, void, env, i32) DEF_HELPER_2(xvdivdp, void, env, i32) +DEF_HELPER_2(xvredp, void, env, i32) DEF_HELPER_2(xvaddsp, void, env, i32) DEF_HELPER_2(xvsubsp, void, env, i32) DEF_HELPER_2(xvmulsp, void, env, i32) DEF_HELPER_2(xvdivsp, void, env, i32) +DEF_HELPER_2(xvresp, void, env, i32) DEF_HELPER_2(efscfsi, i32, env, i32) DEF_HELPER_2(efscfui, i32, env, i32) diff --git a/target-ppc/translate.c b/target-ppc/translate.c index 076574ef71..897ffd9810 100644 --- a/target-ppc/translate.c +++ b/target-ppc/translate.c @@ -7308,16 +7308,19 @@ GEN_VSX_HELPER_2(xsadddp, 0x00, 0x04, 0, PPC2_VSX) GEN_VSX_HELPER_2(xssubdp, 0x00, 0x05, 0, PPC2_VSX) GEN_VSX_HELPER_2(xsmuldp, 0x00, 0x06, 0, PPC2_VSX) GEN_VSX_HELPER_2(xsdivdp, 0x00, 0x07, 0, PPC2_VSX) +GEN_VSX_HELPER_2(xsredp, 0x14, 0x05, 0, PPC2_VSX) GEN_VSX_HELPER_2(xvadddp, 0x00, 0x0C, 0, PPC2_VSX) GEN_VSX_HELPER_2(xvsubdp, 0x00, 0x0D, 0, PPC2_VSX) GEN_VSX_HELPER_2(xvmuldp, 0x00, 0x0E, 0, PPC2_VSX) GEN_VSX_HELPER_2(xvdivdp, 0x00, 0x0F, 0, PPC2_VSX) +GEN_VSX_HELPER_2(xvredp, 0x14, 0x0D, 0, PPC2_VSX) GEN_VSX_HELPER_2(xvaddsp, 0x00, 0x08, 0, PPC2_VSX) GEN_VSX_HELPER_2(xvsubsp, 0x00, 0x09, 0, PPC2_VSX) GEN_VSX_HELPER_2(xvmulsp, 0x00, 0x0A, 0, PPC2_VSX) GEN_VSX_HELPER_2(xvdivsp, 0x00, 0x0B, 0, PPC2_VSX) +GEN_VSX_HELPER_2(xvresp, 0x14, 0x09, 0, PPC2_VSX) #define VSX_LOGICAL(name, tcg_op) \ static void glue(gen_, name)(DisasContext * ctx) \ @@ -10004,16 +10007,19 @@ GEN_XX3FORM(xsadddp, 0x00, 0x04, PPC2_VSX), GEN_XX3FORM(xssubdp, 0x00, 0x05, PPC2_VSX), GEN_XX3FORM(xsmuldp, 0x00, 0x06, PPC2_VSX), GEN_XX3FORM(xsdivdp, 0x00, 0x07, PPC2_VSX), +GEN_XX2FORM(xsredp, 0x14, 0x05, PPC2_VSX), GEN_XX3FORM(xvadddp, 0x00, 0x0C, PPC2_VSX), GEN_XX3FORM(xvsubdp, 0x00, 0x0D, PPC2_VSX), GEN_XX3FORM(xvmuldp, 0x00, 0x0E, PPC2_VSX), GEN_XX3FORM(xvdivdp, 0x00, 0x0F, PPC2_VSX), +GEN_XX2FORM(xvredp, 0x14, 0x0D, PPC2_VSX), GEN_XX3FORM(xvaddsp, 0x00, 0x08, PPC2_VSX), GEN_XX3FORM(xvsubsp, 0x00, 0x09, PPC2_VSX), GEN_XX3FORM(xvmulsp, 0x00, 0x0A, PPC2_VSX), GEN_XX3FORM(xvdivsp, 0x00, 0x0B, PPC2_VSX), +GEN_XX2FORM(xvresp, 0x14, 0x09, PPC2_VSX), #undef VSX_LOGICAL #define VSX_LOGICAL(name, opc2, opc3, fl2) \ |