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[Qemu-devel] [PATCH v2] target-arm: implement vsli.64, vsri.64
From: |
Christophe Lyon |
Subject: |
[Qemu-devel] [PATCH v2] target-arm: implement vsli.64, vsri.64 |
Date: |
Tue, 8 Feb 2011 18:39:02 +0100 |
User-agent: |
Mozilla/5.0 (X11; U; Linux i686 (x86_64); en-US; rv:1.9.2.13) Gecko/20101207 Lightning/1.0b2 Thunderbird/3.1.7 |
Signed-off-by: Christophe Lyon <address@hidden>
---
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(-)
diff --git a/target-arm/translate.c b/target-arm/translate.c
index e4649e6..b694eed 100644
--- a/target-arm/translate.c
+++ b/target-arm/translate.c
@@ -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 */
--
1.7.2.3
- [Qemu-devel] [PATCH v2] target-arm: implement vsli.64, vsri.64,
Christophe Lyon <=