Hitachi SH7750 Programming Manual page 240

Mnemonic
CMP/EQ Rm,Rn
CMP/GE Rm,Rn
CMP/GT Rm,Rn
CMP/HI Rm,Rn
CMP/HS Rm,Rn
CMP/PL Rn
CMP/PZ Rn
CMP/STR Rm,Rn
CMP/EQ #imm,R0
Operation
CMPEQ(long m, long n)
{
if (R[n]==R[m]) T=1;
else T=0;
PC+=2;
}
CMPGE(long m, long n)
{
if ((long)R[n]>=(long)R[m]) T=1;
else T=0;
PC+=2;
}
CMPGT(long m, long n)
{
if ((long)R[n]>(long)R[m]) T=1;
else T=0;
PC+=2;
}
CMPHI(long m, long n)
{
if ((unsigned long)R[n]>(unsigned long)R[m]) T=1;
else T=0;
Rev. 2.0, 03/99, page 226 of 396
Description
If Rn = Rm, T = 1
If Rn ≥ Rm as signed values, T = 1
If Rn > Rm as signed values, T = 1
If Rn > Rm as unsigned values, T = 1
If Rn ≥ Rm as unsigned values, T = 1
If Rn > 0, T = 1
If Rn ≥ 0, T = 1
If any bytes are equal, T = 1
If R0 = imm, T = 1
/* CMP_EQ Rm,Rn */
/* CMP_GE Rm,Rn */
/* CMP_GT Rm,Rn */
/* CMP_HI Rm,Rn */