From da80682b4220712d65af5ba041e2d7411d98d528 Mon Sep 17 00:00:00 2001
From: aurel32 <aurel32@c046a42c-6fe2-441c-8c8c-71466251a162>
Date: Sat, 15 Nov 2008 12:12:08 +0000
Subject: [PATCH] target-mips: avoid tcg internal error in mfc0/dmfc0
---
target-mips/translate.c | 19 +++++++++++--------
1 file changed, 11 insertions(+), 8 deletions(-)
diff --git a/target-mips/translate.c b/target-mips/translate.c
index 386e0e3..cefccb0 100644
--- a/target-mips/translate.c
+++ b/target-mips/translate.c
@@ -3186,7 +3186,7 @@ static void gen_mfc0 (CPUState *env, DisasContext *ctx, TCGv t0, int reg, int se
}
break;
case 22:
- /* ignored */
+ tcg_gen_movi_tl(t0, 0); /* unimplemented */
rn = "'Diagnostic"; /* implementation dependent */
break;
case 23:
@@ -3266,12 +3266,13 @@ static void gen_mfc0 (CPUState *env, DisasContext *ctx, TCGv t0, int reg, int se
}
break;
case 26:
- rn = "ECC";
- break;
+ tcg_gen_movi_tl(t0, 0); /* unimplemented */
+ rn = "ECC";
+ break;
case 27:
switch (sel) {
- /* ignored */
case 0 ... 3:
+ tcg_gen_movi_tl(t0, 0); /* unimplemented */
rn = "CacheErr";
break;
default:
@@ -4372,7 +4373,7 @@ static void gen_dmfc0 (CPUState *env, DisasContext *ctx, TCGv t0, int reg, int s
}
break;
case 22:
- /* ignored */
+ tcg_gen_movi_tl(t0, 0); /* unimplemented */
rn = "'Diagnostic"; /* implementation dependent */
break;
case 23:
@@ -4451,12 +4452,14 @@ static void gen_dmfc0 (CPUState *env, DisasContext *ctx, TCGv t0, int reg, int s
}
break;
case 26:
- rn = "ECC";
- break;
+ tcg_gen_movi_tl(t0, 0); /* unimplemented */
+ rn = "ECC";
+ break;
case 27:
switch (sel) {
/* ignored */
case 0 ... 3:
+ tcg_gen_movi_tl(t0, 0); /* unimplemented */
rn = "CacheErr";
break;
default:
@@ -8013,7 +8016,7 @@ static void decode_opc (CPUState *env, DisasContext *ctx)
case OPC_EMT:
check_insn(env, ctx, ASE_MT);
tcg_gen_helper_1_1(do_emt, t0, t0);
- break;
+ break;
case OPC_DVPE:
check_insn(env, ctx, ASE_MT);
tcg_gen_helper_1_1(do_dvpe, t0, t0);
--
libgit2 0.23.3