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fpu fixes (Jocelyn Mayer) - soft float support

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git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@1335 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
bellard 2005-03-13 17:01:22 +00:00
parent 4c2e770f37
commit 4ecc31906d
6 changed files with 180 additions and 157 deletions
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3
target-ppc/helper.c
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@ -809,6 +809,7 @@ void do_interrupt (CPUState *env)
msr |= 0x00010000;
goto store_current;
case EXCP_NO_FP:
msr &= ~0xFFFF0000;
goto store_current;
case EXCP_DECR:
if (msr_ee == 0) {
@ -854,7 +855,6 @@ void do_interrupt (CPUState *env)
return;
case EXCP_RFI:
/* Restore user-mode state */
tb_flush(env);
#if defined (DEBUG_EXCEPTIONS)
if (msr_pr == 1)
printf("Return from exception => 0x%08x\n", (uint32_t)env->nip);
@ -887,7 +887,6 @@ void do_interrupt (CPUState *env)
env->nip = excp << 8;
env->exception_index = EXCP_NONE;
/* Invalidate all TLB as we may have changed translation mode */
tlb_flush(env, 1);
/* ensure that no TB jump will be modified as
the program flow was changed */
#ifdef __sparc__