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target-mips: enable access to DSP ASE if implemented 

compute_hflags() will reset DSP h-flags, so MX bit should be initially set
for usermode in cpu_state_reset() if DSP ASE is implemented.
This change will bring back user-mode support for DSP ASE, since one of the
recent changes broke it.

Signed-off-by: Petar Jovanovic <petarj@mips.com>
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
This commit is contained in:
Petar Jovanovic 2013-01-23 03:57:02 +01:00 committed by Aurelien Jarno
parent f54c35d1ea
commit 6f0af30449
1 changed files with 2 additions and 4 deletions
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6
target-mips/translate.c
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@ -15978,10 +15978,8 @@ void cpu_state_reset(CPUMIPSState *env)
if (env->CP0_Config1 & (1 << CP0C1_FP)) {
env->CP0_Status |= (1 << CP0St_CU1);
}
if (env->cpu_model->insn_flags & ASE_DSPR2) {
env->hflags |= MIPS_HFLAG_DSP | MIPS_HFLAG_DSPR2;
} else if (env->cpu_model->insn_flags & ASE_DSP) {
env->hflags |= MIPS_HFLAG_DSP;
if (env->CP0_Config3 & (1 << CP0C3_DSPP)) {
env->CP0_Status |= (1 << CP0St_MX);
}
#else
if (env->hflags & MIPS_HFLAG_BMASK) {