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authorRavi Bangoria <ravi.bangoria@linux.vnet.ibm.com>2016-09-29 00:11:53 +0530
committerDavid Gibson <david@gibson.dropbear.id.au>2016-10-05 11:05:28 +1100
commitb9731075b3c6417eca2bc14612688046c4b7f9e6 (patch)
treeb6255145c4172a31b8ecddbff6cd5b1b1ef9e938 /target-ppc
parent6358320228010e0425955ca6ed32ac878b24f12a (diff)
downloadqemu-b9731075b3c6417eca2bc14612688046c4b7f9e6.tar.gz
target-ppc: Implement mtvsrdd instruction
mtvsrdd: Move To VSR Double Doubleword Signed-off-by: Ravi Bangoria <ravi.bangoria@linux.vnet.ibm.com> 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.c23
-rw-r--r--target-ppc/translate/vsx-ops.inc.c1
2 files changed, 24 insertions, 0 deletions
diff --git a/target-ppc/translate/vsx-impl.inc.c b/target-ppc/translate/vsx-impl.inc.c
index b669e8c818..c4c50ddb62 100644
--- a/target-ppc/translate/vsx-impl.inc.c
+++ b/target-ppc/translate/vsx-impl.inc.c
@@ -234,6 +234,29 @@ static void gen_mfvsrld(DisasContext *ctx)
tcg_gen_mov_i64(cpu_gpr[rA(ctx->opcode)], cpu_vsrl(xS(ctx->opcode)));
}
+static void gen_mtvsrdd(DisasContext *ctx)
+{
+ if (xT(ctx->opcode) < 32) {
+ if (unlikely(!ctx->vsx_enabled)) {
+ gen_exception(ctx, POWERPC_EXCP_VSXU);
+ return;
+ }
+ } else {
+ if (unlikely(!ctx->altivec_enabled)) {
+ gen_exception(ctx, POWERPC_EXCP_VPU);
+ return;
+ }
+ }
+
+ if (!rA(ctx->opcode)) {
+ tcg_gen_movi_i64(cpu_vsrh(xT(ctx->opcode)), 0);
+ } else {
+ tcg_gen_mov_i64(cpu_vsrh(xT(ctx->opcode)), cpu_gpr[rA(ctx->opcode)]);
+ }
+
+ tcg_gen_mov_i64(cpu_vsrl(xT(ctx->opcode)), cpu_gpr[rB(ctx->opcode)]);
+}
+
#endif
static void gen_xxpermdi(DisasContext *ctx)
diff --git a/target-ppc/translate/vsx-ops.inc.c b/target-ppc/translate/vsx-ops.inc.c
index 3b296f8efd..1287973636 100644
--- a/target-ppc/translate/vsx-ops.inc.c
+++ b/target-ppc/translate/vsx-ops.inc.c
@@ -23,6 +23,7 @@ GEN_HANDLER_E(mtvsrwz, 0x1F, 0x13, 0x07, 0x0000F800, PPC_NONE, PPC2_VSX207),
GEN_HANDLER_E(mfvsrd, 0x1F, 0x13, 0x01, 0x0000F800, PPC_NONE, PPC2_VSX207),
GEN_HANDLER_E(mtvsrd, 0x1F, 0x13, 0x05, 0x0000F800, PPC_NONE, PPC2_VSX207),
GEN_HANDLER_E(mfvsrld, 0X1F, 0x13, 0x09, 0x0000F800, PPC_NONE, PPC2_ISA300),
+GEN_HANDLER_E(mtvsrdd, 0X1F, 0x13, 0x0D, 0x0, PPC_NONE, PPC2_ISA300),
#endif
#define GEN_XX1FORM(name, opc2, opc3, fl2) \