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authorths <ths@c046a42c-6fe2-441c-8c8c-71466251a162>2007-09-24 12:48:00 +0000
committerths <ths@c046a42c-6fe2-441c-8c8c-71466251a162>2007-09-24 12:48:00 +0000
commite189e7486867e36c35f99cbac27d503ce4e7c71d (patch)
treeac7f7d77ee235b50b3db039b78d6965f807daca7 /target-mips/helper.c
parent92a34c10b595ae01ff55c385b9867363ac91e0eb (diff)
Per-CPU instruction decoding implementation, by Aurelien Jarno.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3228 c046a42c-6fe2-441c-8c8c-71466251a162
Diffstat (limited to 'target-mips/helper.c')
-rw-r--r--target-mips/helper.c9
1 files changed, 3 insertions, 6 deletions
diff --git a/target-mips/helper.c b/target-mips/helper.c
index 6310d68487..d0e5b1d481 100644
--- a/target-mips/helper.c
+++ b/target-mips/helper.c
@@ -369,8 +369,7 @@ void do_interrupt (CPUState *env)
}
enter_debug_mode:
env->hflags |= MIPS_HFLAG_DM;
- if ((env->CP0_Config0 & (0x3 << CP0C0_AT)))
- env->hflags |= MIPS_HFLAG_64;
+ env->hflags |= MIPS_HFLAG_64;
env->hflags &= ~MIPS_HFLAG_UM;
/* EJTAG probe trap enable is not implemented... */
if (!(env->CP0_Status & (1 << CP0St_EXL)))
@@ -396,8 +395,7 @@ void do_interrupt (CPUState *env)
env->CP0_ErrorEPC = env->PC[env->current_tc];
}
env->CP0_Status |= (1 << CP0St_ERL) | (1 << CP0St_BEV);
- if ((env->CP0_Config0 & (0x3 << CP0C0_AT)))
- env->hflags |= MIPS_HFLAG_64;
+ env->hflags |= MIPS_HFLAG_64;
env->hflags &= ~MIPS_HFLAG_UM;
if (!(env->CP0_Status & (1 << CP0St_EXL)))
env->CP0_Cause &= ~(1 << CP0Ca_BD);
@@ -499,8 +497,7 @@ void do_interrupt (CPUState *env)
env->CP0_Cause &= ~(1 << CP0Ca_BD);
}
env->CP0_Status |= (1 << CP0St_EXL);
- if ((env->CP0_Config0 & (0x3 << CP0C0_AT)))
- env->hflags |= MIPS_HFLAG_64;
+ env->hflags |= MIPS_HFLAG_64;
env->hflags &= ~MIPS_HFLAG_UM;
}
env->hflags &= ~MIPS_HFLAG_BMASK;