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adding GetData32Be, GetData32Le for getting 4bytes from big or lite endian

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start implment Ld for ppc.

svn path=/trunk/; revision=25440
This commit is contained in:
Magnus Olsen 2007-01-13 17:27:14 +00:00
parent ad3d7fea36
commit 350c6a32c2
7 changed files with 105 additions and 3 deletions
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31
rosapps/devutils/cputointel/misc.c
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@ -97,6 +97,37 @@ CPU_UNINT GetMaskByte32(CPU_BYTE *bit)
CPU_UNINT GetData32Le(CPU_BYTE *cpu_buffer)
{
CPU_UNINT cpuint;
CPU_UNINT split1;
CPU_UNINT split2;
CPU_UNINT split3;
CPU_UNINT split4;
cpuint = *((CPU_UNINT*) &cpu_buffer[0]);
split1 = cpu_buffer[0];
split2 = cpu_buffer[1];
split3 = cpu_buffer[2];
split4 = cpu_buffer[3];
cpuint = split4+(split3 <<8 )+(split2 <<16 )+(split1 <<24 );
return cpuint;
}
CPU_UNINT GetData32Be(CPU_BYTE *cpu_buffer)
{
CPU_UNINT cpuint;
cpuint = *((CPU_UNINT*) &cpu_buffer[0]);
return cpuint;
}
// add no carry