diff options
| author | David Gibson <david@gibson.dropbear.id.au> | 2016-12-06 14:49:23 +1100 |
|---|---|---|
| committer | David Gibson <david@gibson.dropbear.id.au> | 2017-01-31 10:10:13 +1100 |
| commit | 3259dbd9df967554dd8f77ec0afbb863e2664a2a (patch) | |
| tree | fd15f3bf31c46bbd68901233f7c39652ba10d7ac /target/ppc | |
| parent | cdee0e72d0a03fe8b7f1b201ead0737cca4997db (diff) | |
target-ppc: implement xsabsqp/xsnabsqp instruction
xsabsqp: VSX Scalar Absolute Quad-Precision
xsnabsqp: VSX Scalar Negative Absolute Quad-Precision
Signed-off-by: Nikunj A Dadhania <nikunj@linux.vnet.ibm.com>
Reviewed-by: Richard Henderson <rth@twiddle.net>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
Diffstat (limited to 'target/ppc')
| -rw-r--r-- | target/ppc/translate/vsx-impl.inc.c | 35 | ||||
| -rw-r--r-- | target/ppc/translate/vsx-ops.inc.c | 5 |
2 files changed, 40 insertions, 0 deletions
diff --git a/target/ppc/translate/vsx-impl.inc.c b/target/ppc/translate/vsx-impl.inc.c index 2fbdbd2e63..808ee48416 100644 --- a/target/ppc/translate/vsx-impl.inc.c +++ b/target/ppc/translate/vsx-impl.inc.c @@ -609,6 +609,41 @@ VSX_SCALAR_MOVE(xsnabsdp, OP_NABS, SGN_MASK_DP) VSX_SCALAR_MOVE(xsnegdp, OP_NEG, SGN_MASK_DP) VSX_SCALAR_MOVE(xscpsgndp, OP_CPSGN, SGN_MASK_DP) +#define VSX_SCALAR_MOVE_QP(name, op, sgn_mask) \ +static void glue(gen_, name)(DisasContext *ctx) \ +{ \ + int xt = rD(ctx->opcode) + 32; \ + int xb = rB(ctx->opcode) + 32; \ + TCGv_i64 xbh, xbl, sgm; \ + \ + if (unlikely(!ctx->vsx_enabled)) { \ + gen_exception(ctx, POWERPC_EXCP_VSXU); \ + return; \ + } \ + xbh = tcg_temp_new_i64(); \ + xbl = tcg_temp_new_i64(); \ + sgm = tcg_temp_new_i64(); \ + tcg_gen_mov_i64(xbh, cpu_vsrh(xb)); \ + tcg_gen_mov_i64(xbl, cpu_vsrl(xb)); \ + tcg_gen_movi_i64(sgm, sgn_mask); \ + switch (op) { \ + case OP_ABS: \ + tcg_gen_andc_i64(xbh, xbh, sgm); \ + break; \ + case OP_NABS: \ + tcg_gen_or_i64(xbh, xbh, sgm); \ + break; \ + } \ + tcg_gen_mov_i64(cpu_vsrh(xt), xbh); \ + tcg_gen_mov_i64(cpu_vsrl(xt), xbl); \ + tcg_temp_free_i64(xbl); \ + tcg_temp_free_i64(xbh); \ + tcg_temp_free_i64(sgm); \ +} + +VSX_SCALAR_MOVE_QP(xsabsqp, OP_ABS, SGN_MASK_DP) +VSX_SCALAR_MOVE_QP(xsnabsqp, OP_NABS, SGN_MASK_DP) + #define VSX_VECTOR_MOVE(name, op, sgn_mask) \ static void glue(gen_, name)(DisasContext * ctx) \ { \ diff --git a/target/ppc/translate/vsx-ops.inc.c b/target/ppc/translate/vsx-ops.inc.c index 8a1cbe005e..daf6a56e85 100644 --- a/target/ppc/translate/vsx-ops.inc.c +++ b/target/ppc/translate/vsx-ops.inc.c @@ -88,12 +88,17 @@ 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) +#define GEN_VSX_XFORM_300_EO(name, opc2, opc3, opc4, inval) \ +GEN_HANDLER_E_2(name, 0x3F, opc2, opc3, opc4, 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), GEN_XX3FORM(xscpsgndp, 0x00, 0x16, PPC2_VSX), +GEN_VSX_XFORM_300_EO(xsabsqp, 0x04, 0x19, 0x00, 0x00000001), +GEN_VSX_XFORM_300_EO(xsnabsqp, 0x04, 0x19, 0x08, 0x00000001), + GEN_XX2FORM(xvabsdp, 0x12, 0x1D, PPC2_VSX), GEN_XX2FORM(xvnabsdp, 0x12, 0x1E, PPC2_VSX), GEN_XX2FORM(xvnegdp, 0x12, 0x1F, PPC2_VSX), |