[Qemu-devel] [PATCH v4 22/55] target/mips: Add emulation of DSP ASE for nanoMIPS - part 2

[Aleksandar Markovic]

From: Stefan Markovic <smarko...@wavecomp.com>

Add emulation of DSP ASE instructions for nanoMIPS - part 2.

Signed-off-by: Aleksandar Markovic <amarko...@wavecomp.com>
Signed-off-by: Stefan Markovic <smarko...@wavecomp.com>
---
 target/mips/translate.c | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/target/mips/translate.c b/target/mips/translate.c
index e70359d..cbdb613 100644
--- a/target/mips/translate.c
+++ b/target/mips/translate.c
@@ -18777,6 +18777,18 @@ static int decode_nanomips_32_48_opc(CPUMIPSState 
*env, DisasContext *ctx)
                     case NM_BC1NEZC:
                         gen_compute_branch1_r6(ctx, OPC_BC1NEZ, rt, s, 0);
                         break;
+                    case NM_BPOSGE32C:
+                        check_dsp(ctx);
+                        {
+                            int32_t imm = ctx->opcode;
+                            imm >>= 1;
+                            imm &= 0x1fff;
+                            imm |= (ctx->opcode & 1) << 13;
+
+                            gen_compute_branch(ctx, OPC_BPOSGE32, 4, -1, -2,
+                                               (int32_t)imm, 4);
+                        }
+                        break;
                     default:
                         generate_exception_end(ctx, EXCP_RI);
                         break;
-- 
2.7.4