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| author | Nikunj A Dadhania <nikunj@linux.vnet.ibm.com> | 2017-01-10 14:20:39 +0530 |
|---|---|---|
| committer | David Gibson <david@gibson.dropbear.id.au> | 2017-01-31 10:10:14 +1100 |
| commit | 08f1ee5a09a9afb912932d31b546a1faca4ddd35 (patch) | |
| tree | 1eac4e889d6b79cd0c7673bee2da7634cb18dd93 /target | |
| parent | e385e4b7dba4e62a4fd3dcf8d41a80d8b6a81c11 (diff) | |
| download | qemu-08f1ee5a09a9afb912932d31b546a1faca4ddd35.zip qemu-08f1ee5a09a9afb912932d31b546a1faca4ddd35.tar.gz qemu-08f1ee5a09a9afb912932d31b546a1faca4ddd35.tar.bz2 | |
target-ppc: Add xvxexpsp instruction
xvxexpsp: VSX Vector Extract Exponent Single Precision
Signed-off-by: Nikunj A Dadhania <nikunj@linux.vnet.ibm.com>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
Diffstat (limited to 'target')
| -rw-r--r-- | target/ppc/translate/vsx-impl.inc.c | 17 | ||||
| -rw-r--r-- | target/ppc/translate/vsx-ops.inc.c | 1 |
2 files changed, 18 insertions, 0 deletions
diff --git a/target/ppc/translate/vsx-impl.inc.c b/target/ppc/translate/vsx-impl.inc.c index b66272e..160a80c 100644 --- a/target/ppc/translate/vsx-impl.inc.c +++ b/target/ppc/translate/vsx-impl.inc.c @@ -1396,6 +1396,23 @@ static void gen_xviexpdp(DisasContext *ctx) tcg_temp_free_i64(t0); } +static void gen_xvxexpsp(DisasContext *ctx) +{ + TCGv_i64 xth = cpu_vsrh(xT(ctx->opcode)); + TCGv_i64 xtl = cpu_vsrl(xT(ctx->opcode)); + TCGv_i64 xbh = cpu_vsrh(xB(ctx->opcode)); + TCGv_i64 xbl = cpu_vsrl(xB(ctx->opcode)); + + if (unlikely(!ctx->vsx_enabled)) { + gen_exception(ctx, POWERPC_EXCP_VSXU); + return; + } + tcg_gen_shri_i64(xth, xbh, 23); + tcg_gen_andi_i64(xth, xth, 0xFF000000FF); + tcg_gen_shri_i64(xtl, xbl, 23); + tcg_gen_andi_i64(xtl, xtl, 0xFF000000FF); +} + #undef GEN_XX2FORM #undef GEN_XX3FORM #undef GEN_XX2IFORM diff --git a/target/ppc/translate/vsx-ops.inc.c b/target/ppc/translate/vsx-ops.inc.c index 253a5c4..eb7334a 100644 --- a/target/ppc/translate/vsx-ops.inc.c +++ b/target/ppc/translate/vsx-ops.inc.c @@ -126,6 +126,7 @@ GEN_VSX_XFORM_300(xsiexpqp, 0x4, 0x1B, 0x00000001), GEN_XX3FORM(xviexpsp, 0x00, 0x1B, PPC2_ISA300), GEN_XX3FORM(xviexpdp, 0x00, 0x1F, PPC2_ISA300), +GEN_XX2FORM_EO(xvxexpsp, 0x16, 0x1D, 0x08, PPC2_ISA300), GEN_XX2FORM(xvabsdp, 0x12, 0x1D, PPC2_VSX), GEN_XX2FORM(xvnabsdp, 0x12, 0x1E, PPC2_VSX), |