Patchwork [05/13] Add stxsdx

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Submitter Tom Musta
Date Oct. 4, 2013, 1:17 p.m.
Message ID <524EBFF0.3000803@gmail.com>
Download mbox | patch
Permalink /patch/280624/
State New
Headers show

Comments

Tom Musta - Oct. 4, 2013, 1:17 p.m.
This patch adds the Store VSX Scalar Doubleword Indexed (stxsdx)
instruction.

Signed-off-by: Tom Musta <tommusta@gmail.com>
---
  target-ppc/translate.c |   15 +++++++++++++++
  1 files changed, 15 insertions(+), 0 deletions(-)

  #undef GEN_XX3FORM_DM

Patch

diff --git a/target-ppc/translate.c b/target-ppc/translate.c
index 465c991..a4e3a0a 100644
--- a/target-ppc/translate.c
+++ b/target-ppc/translate.c
@@ -7083,6 +7083,20 @@  static void gen_lxvw4x(DisasContext *ctx)
      tcg_temp_free(tmp);
  }

+static void gen_stxsdx(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_st64(ctx, cpu_vsrh(xS(ctx->opcode)), EA);
+    tcg_temp_free(EA);
+}
+
  static void gen_stxvd2x(DisasContext *ctx)
  {
      TCGv EA;
@@ -9572,6 +9586,7 @@  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(lxvw4x, 0x1F, 0x0C, 0x18, 0, PPC_NONE, PPC2_VSX),

+GEN_HANDLER_E(stxsdx, 0x1F, 0xC, 0x16, 0, PPC_NONE, PPC2_VSX),
  GEN_HANDLER_E(stxvd2x, 0x1F, 0xC, 0x1E, 0, PPC_NONE, PPC2_VSX),