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target-arm: implement vsli.64, vsri.64

PATCH Applied Christophe Lyon 3 participants 3 messages Feb 8, 2011 – Feb 9, 2011

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Christophe Lyon

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PATCH v2 1/1 target-arm: implement vsli.64, vsri.64

Signed-off-by Christophe Lyon <[email protected]>

---
Submitted as a standalone patch as suggested by Peter, along with his corrections.

 target-arm/translate.c |   14 +++++++++++++-
 1 files changed, 13 insertions(+), 1 deletions(-)
target-arm/translate.c +13 -1
index e4649e6..b694eed 100644
@@ -4688,7 +4688,19 @@ static int disas_neon_data_insn(CPUState * env, DisasContext *s, uint32_t insn)
                             tcg_gen_add_i64(cpu_V0, cpu_V0, cpu_V1);
                         } else if (op == 4 || (op == 5 && u)) {
                             /* Insert */
-                            cpu_abort(env, "VS[LR]I.64 not implemented");
+                            neon_load_reg64(cpu_V1, rd + pass);
+                            uint64_t mask;
+                            if (shift < -63 || shift > 63) {
+                                mask = 0;
+                            } else {
+                                if (op == 4) {
+                                    mask = 0xffffffffffffffffull >> -shift;
+                                } else {
+                                    mask = 0xffffffffffffffffull << shift;
+                                }
+                            }
+                            tcg_gen_andi_i64(cpu_V1, cpu_V1, ~mask);
+                            tcg_gen_or_i64(cpu_V0, cpu_V0, cpu_V1);
                         }
                         neon_store_reg64(cpu_V0, rd + pass);
                     } else { /* size < 3 */
Signature · 1 line
1.7.2.3