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Do not enable alignment checking when loading unaligned thumb instructions.

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Nick Clifton 2001-03-20 17:48:02 +00:00
parent 8e2eec6299
commit 3cf84db9ef
2 changed files with 7 additions and 2 deletions
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5
sim/arm/ChangeLog
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@ -1,3 +1,8 @@
2001-03-20 Nick Clifton <nickc@redhat.com>
* armvirt.c (ARMul_ReLoadInstr): Do not enable alignment checking
when loading unaligned thumb instructions.
2001-03-06 Nick Clifton <nickc@redhat.com> 2001-03-06 Nick Clifton <nickc@redhat.com>
* thumbemu.c (ARMul_ThumbDecode): Delete label bo_blx2. * thumbemu.c (ARMul_ThumbDecode): Delete label bo_blx2.

4
sim/arm/armvirt.c
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@ -192,8 +192,8 @@ ARMul_ReLoadInstr (ARMul_State * state, ARMword address, ARMword isize)
if ((isize == 2) && (address & 0x2)) if ((isize == 2) && (address & 0x2))
{ {
/* We return the next two halfwords: */ /* We return the next two halfwords: */
ARMword lo = GetWord (state, address, TRUE); ARMword lo = GetWord (state, address, FALSE);
ARMword hi = GetWord (state, address + 4, TRUE); ARMword hi = GetWord (state, address + 4, FALSE);
if (state->bigendSig == HIGH) if (state->bigendSig == HIGH)
return (lo << 16) | (hi >> 16); return (lo << 16) | (hi >> 16);