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[03/13] Add lxvdsx

Message ID 524EBF63.8020703@gmail.com
State New
Headers show

Commit Message

Tom Musta Oct. 4, 2013, 1:15 p.m. UTC 
This patch adds the Load VSX Vector Doubleword & Splat Indexed
(lxvdsx) instruction.

Signed-off-by: Tom Musta <tommusta@gmail.com>
---
  target-ppc/translate.c |   16 ++++++++++++++++
  1 files changed, 16 insertions(+), 0 deletions(-)
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Patch

diff --git a/target-ppc/translate.c b/target-ppc/translate.c
index 4f2d647..f25e699 100644
--- a/target-ppc/translate.c
+++ b/target-ppc/translate.c
@@ -7038,6 +7038,21 @@  static void gen_lxvd2x(DisasContext *ctx)
      tcg_temp_free(EA);
  }

+static void gen_lxvdsx(DisasContext *ctx)
+{
+    TCGv EA;
+    if (unlikely(!ctx->vsx_enabled)) {
+        gen_exception(ctx, POWERPC_EXCP_VSXU);
+        return;
+    }
+    gen_set_access_type(ctx, ACCESS_INT);
+    EA = tcg_temp_new();
+    gen_addr_reg_index(ctx, EA);
+    gen_qemu_ld64(ctx, cpu_vsrh(xT(ctx->opcode)), EA);
+    tcg_gen_mov_tl(cpu_vsrl(xT(ctx->opcode)), cpu_vsrh(xT(ctx->opcode)));
+    tcg_temp_free(EA);
+}
+
  static void gen_stxvd2x(DisasContext *ctx)
  {
      TCGv EA;
@@ -9524,6 +9539,7 @@  GEN_VAFORM_PAIRED(vmaddfp, vnmsubfp, 23),

  GEN_HANDLER_E(lxsdx, 0x1F, 0x0C, 0x12, 0, PPC_NONE, PPC2_VSX),
  GEN_HANDLER_E(lxvd2x, 0x1F, 0x0C, 0x1A, 0, PPC_NONE, PPC2_VSX),
+GEN_HANDLER_E(lxvdsx, 0x1F, 0x0C, 0x0A, 0, PPC_NONE, PPC2_VSX),

  GEN_HANDLER_E(stxvd2x, 0x1F, 0xC, 0x1E, 0, PPC_NONE, PPC2_VSX),