diff options
| author | ths <ths@c046a42c-6fe2-441c-8c8c-71466251a162> | 2007-05-07 12:46:25 +0000 |
|---|---|---|
| committer | ths <ths@c046a42c-6fe2-441c-8c8c-71466251a162> | 2007-05-07 12:46:25 +0000 |
| commit | 0a6de7500261839c9383b30207ba2ca5f7a402eb (patch) | |
| tree | f7a98d0755dc639c232956cc315c2d4fceaf9678 /target-mips/helper.c | |
| parent | b4f0a316b5585b6aeca13bf9022e2ad3de8bafd3 (diff) | |
Clear BD slot on next exception if appropriate.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2777 c046a42c-6fe2-441c-8c8c-71466251a162
Diffstat (limited to 'target-mips/helper.c')
| -rw-r--r-- | target-mips/helper.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/target-mips/helper.c b/target-mips/helper.c index 71a9723396..8d9435a232 100644 --- a/target-mips/helper.c +++ b/target-mips/helper.c @@ -302,6 +302,8 @@ void do_interrupt (CPUState *env) env->hflags |= MIPS_HFLAG_DM; env->hflags &= ~MIPS_HFLAG_UM; /* EJTAG probe trap enable is not implemented... */ + if (!(env->CP0_Status & (1 << CP0St_EXL))) + env->CP0_Cause &= ~(1 << CP0Ca_BD); env->PC = (int32_t)0xBFC00480; break; case EXCP_RESET: @@ -324,6 +326,8 @@ void do_interrupt (CPUState *env) } env->CP0_Status |= (1 << CP0St_ERL) | (1 << CP0St_BEV); env->hflags &= ~MIPS_HFLAG_UM; + if (!(env->CP0_Status & (1 << CP0St_EXL))) + env->CP0_Cause &= ~(1 << CP0Ca_BD); env->PC = (int32_t)0xBFC00000; break; case EXCP_MCHECK: |