OpenE2K/binutils-gdb
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* mips.igen (SWC1) : Correct the handling of ReverseEndian

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and BigEndianCPU.
This commit is contained in:
Gavin Romig-Koch 1998-06-09 15:54:05 +00:00
parent 55ad270f9a
commit 2b5d87dfa4
2 changed files with 11 additions and 6 deletions
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5
sim/mips/ChangeLog
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@ -1,3 +1,8 @@
Tue Jun 9 11:52:29 1998 Gavin Koch <gavin@cygnus.com>
* mips.igen (SWC1) : Correct the handling of ReverseEndian
and BigEndianCPU.
Tue Jun 9 11:40:57 1998 Gavin Koch <gavin@cygnus.com>
* configure.in (mips_fpu_bitsize) : Set this correctly for 32-bit mips

12
sim/mips/mips.igen
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@ -5213,14 +5213,14 @@
{
uword64 memval = 0;
uword64 memval1 = 0;
uword64 mask = 0x7;
uword64 mask = (WITH_TARGET_WORD_BITSIZE == 64 ? 0x7 : 0x3);
address_word reverseendian = (ReverseEndian ?(mask ^ AccessLength_WORD): 0);
address_word bigendiancpu = (BigEndianCPU ?(mask ^ AccessLength_WORD): 0);
unsigned int byte;
paddr = ((paddr & ~mask) | ((paddr & mask) ^ (ReverseEndian << 2)));
byte = ((vaddr & mask) ^ (BigEndianCPU << 2));
paddr = ((paddr & ~mask) | ((paddr & mask) ^ reverseendian));
byte = ((vaddr & mask) ^ bigendiancpu);
memval = (((uword64)COP_SW(((instruction >> 26) & 0x3),destreg)) << (8 * byte));
{
StoreMemory(uncached,AccessLength_WORD,memval,memval1,paddr,vaddr,isREAL);
}
StoreMemory(uncached,AccessLength_WORD,memval,memval1,paddr,vaddr,isREAL);
}
}
}