From 3d1140bf3e73e4fd244914bdf2867fe634759c71 Mon Sep 17 00:00:00 2001 From: Tom Musta Date: Wed, 15 Jan 2014 08:10:44 -0600 Subject: target-ppc: Scalar Round to Single Precision This patch adds the VSX Scalar Round to Single Precision (xsrsp) instruction. Signed-off-by: Tom Musta Reviewed-by: Richard Henderson Signed-off-by: Alexander Graf --- target-ppc/translate.c | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) (limited to 'target-ppc/translate.c') diff --git a/target-ppc/translate.c b/target-ppc/translate.c index c6a357a7ef..c307f2463d 100644 --- a/target-ppc/translate.c +++ b/target-ppc/translate.c @@ -7400,6 +7400,21 @@ static void gen_##name(DisasContext * ctx) \ tcg_temp_free_i32(opc); \ } +#define GEN_VSX_HELPER_XT_XB_ENV(name, op1, op2, inval, type) \ +static void gen_##name(DisasContext * ctx) \ +{ \ + if (unlikely(!ctx->vsx_enabled)) { \ + gen_exception(ctx, POWERPC_EXCP_VSXU); \ + return; \ + } \ + /* NIP cannot be restored if the exception comes */ \ + /* from a helper. */ \ + gen_update_nip(ctx, ctx->nip - 4); \ + \ + gen_helper_##name(cpu_vsrh(xT(ctx->opcode)), cpu_env, \ + cpu_vsrh(xB(ctx->opcode))); \ +} + 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) @@ -7434,6 +7449,7 @@ GEN_VSX_HELPER_2(xsrdpic, 0x16, 0x06, 0, PPC2_VSX) GEN_VSX_HELPER_2(xsrdpim, 0x12, 0x07, 0, PPC2_VSX) GEN_VSX_HELPER_2(xsrdpip, 0x12, 0x06, 0, PPC2_VSX) GEN_VSX_HELPER_2(xsrdpiz, 0x12, 0x05, 0, PPC2_VSX) +GEN_VSX_HELPER_XT_XB_ENV(xsrsp, 0x12, 0x11, 0, PPC2_VSX207) GEN_VSX_HELPER_2(xsaddsp, 0x00, 0x00, 0, PPC2_VSX207) GEN_VSX_HELPER_2(xssubsp, 0x00, 0x01, 0, PPC2_VSX207) @@ -10277,6 +10293,7 @@ GEN_XX3FORM(xssubsp, 0x00, 0x01, PPC2_VSX207), GEN_XX3FORM(xsmulsp, 0x00, 0x02, PPC2_VSX207), GEN_XX3FORM(xsdivsp, 0x00, 0x03, PPC2_VSX207), GEN_XX2FORM(xsresp, 0x14, 0x01, PPC2_VSX207), +GEN_XX2FORM(xsrsp, 0x12, 0x11, PPC2_VSX207), GEN_XX2FORM(xssqrtsp, 0x16, 0x00, PPC2_VSX207), GEN_XX2FORM(xsrsqrtesp, 0x14, 0x00, PPC2_VSX207), GEN_XX3FORM(xsmaddasp, 0x04, 0x00, PPC2_VSX207), -- cgit v1.2.1