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[Qemu-devel] [PATCH v8 15/38] target/mips: Placeholder for R5900 MMI2 in


From: Fredrik Noring
Subject: [Qemu-devel] [PATCH v8 15/38] target/mips: Placeholder for R5900 MMI2 instruction subclass
Date: Sun, 21 Oct 2018 17:37:06 +0200
User-agent: Mutt/1.10.1 (2018-07-13)

Signed-off-by: Fredrik Noring <address@hidden>
---
 target/mips/translate.c | 40 +++++++++++++++++++++++++++++++++++++++-
 1 file changed, 39 insertions(+), 1 deletion(-)

diff --git a/target/mips/translate.c b/target/mips/translate.c
index 28137cdaf4..e5ac9f17e0 100644
--- a/target/mips/translate.c
+++ b/target/mips/translate.c
@@ -24491,6 +24491,42 @@ static void decode_tx79_mmi1(CPUMIPSState *env, 
DisasContext *ctx)
     }
 }
 
+static void decode_tx79_mmi2(CPUMIPSState *env, DisasContext *ctx)
+{
+    uint32_t opc = MASK_TX79_MMI2(ctx->opcode);
+
+    switch (opc) {
+    case TX79_MMI2_PMADDW:    /* TODO: TX79_MMI2_PMADDW */
+    case TX79_MMI2_PSLLVW:    /* TODO: TX79_MMI2_PSLLVW */
+    case TX79_MMI2_PSRLVW:    /* TODO: TX79_MMI2_PSRLVW */
+    case TX79_MMI2_PMSUBW:    /* TODO: TX79_MMI2_PMSUBW */
+    case TX79_MMI2_PMFHI:     /* TODO: TX79_MMI2_PMFHI */
+    case TX79_MMI2_PMFLO:     /* TODO: TX79_MMI2_PMFLO */
+    case TX79_MMI2_PINTH:     /* TODO: TX79_MMI2_PINTH */
+    case TX79_MMI2_PMULTW:    /* TODO: TX79_MMI2_PMULTW */
+    case TX79_MMI2_PDIVW:     /* TODO: TX79_MMI2_PDIVW */
+    case TX79_MMI2_PCPYLD:    /* TODO: TX79_MMI2_PCPYLD */
+    case TX79_MMI2_PMADDH:    /* TODO: TX79_MMI2_PMADDH */
+    case TX79_MMI2_PHMADH:    /* TODO: TX79_MMI2_PHMADH */
+    case TX79_MMI2_PAND:      /* TODO: TX79_MMI2_PAND */
+    case TX79_MMI2_PXOR:      /* TODO: TX79_MMI2_PXOR */
+    case TX79_MMI2_PMSUBH:    /* TODO: TX79_MMI2_PMSUBH */
+    case TX79_MMI2_PHMSBH:    /* TODO: TX79_MMI2_PHMSBH */
+    case TX79_MMI2_PEXEH:     /* TODO: TX79_MMI2_PEXEH */
+    case TX79_MMI2_PREVH:     /* TODO: TX79_MMI2_PREVH */
+    case TX79_MMI2_PMULTH:    /* TODO: TX79_MMI2_PMULTH */
+    case TX79_MMI2_PDIVBW:    /* TODO: TX79_MMI2_PDIVBW */
+    case TX79_MMI2_PEXEW:     /* TODO: TX79_MMI2_PEXEW */
+    case TX79_MMI2_PROT3W:    /* TODO: TX79_MMI2_PROT3W */
+        generate_exception_end(ctx, EXCP_RI); /* TODO: TX79_MMI_CLASS_MMI2 */
+        break;
+    default:
+        MIPS_INVAL("TX79 MMI class MMI2");
+        generate_exception_end(ctx, EXCP_RI);
+        break;
+    }
+}
+
 static void decode_tx79_mmi(CPUMIPSState *env, DisasContext *ctx)
 {
     uint32_t opc = MASK_TX79_MMI(ctx->opcode);
@@ -24502,10 +24538,12 @@ static void decode_tx79_mmi(CPUMIPSState *env, 
DisasContext *ctx)
     case TX79_MMI_CLASS_MMI1:
         decode_tx79_mmi1(env, ctx);
         break;
+    case TX79_MMI_CLASS_MMI2:
+        decode_tx79_mmi2(env, ctx);
+        break;
     case TX79_MMI_MADD:          /* TODO: TX79_MMI_MADD */
     case TX79_MMI_MADDU:         /* TODO: TX79_MMI_MADDU */
     case TX79_MMI_PLZCW:         /* TODO: TX79_MMI_PLZCW */
-    case TX79_MMI_CLASS_MMI2:    /* TODO: TX79_MMI_CLASS_MMI2 */
     case TX79_MMI_MFHI1:         /* TODO: TX79_MMI_MFHI1 */
     case TX79_MMI_MTHI1:         /* TODO: TX79_MMI_MTHI1 */
     case TX79_MMI_MFLO1:         /* TODO: TX79_MMI_MFLO1 */
-- 
2.18.1




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