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ARM: Implement the pkh instruction.

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Gabe Black
2010-06-02 12:58:07 -05:00
parent c4d09747a5
commit 9ffc5e2ae6
1 changed files with 17 additions and 0 deletions
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17
src/arch/arm/isa/insts/data.isa
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@@ -792,4 +792,21 @@ let {{
replaceBits(resTemp, 31, 16, midRes);
Dest = resTemp;
''', flagType="none", buildCc=False)
buildRegDataInst("pkhbt", '''
uint32_t resTemp = 0;
uint16_t arg1Low = bits(Op1, 15, 0);
uint16_t arg2High = bits(secondOp, 31, 16);
replaceBits(resTemp, 15, 0, arg1Low);
replaceBits(resTemp, 31, 16, arg2High);
Dest = resTemp;
''', flagType="none", buildCc=False)
buildRegDataInst("pkhtb", '''
uint32_t resTemp = 0;
uint16_t arg1High = bits(Op1, 31, 16);
uint16_t arg2Low = bits(secondOp, 15, 0);
replaceBits(resTemp, 15, 0, arg2Low);
replaceBits(resTemp, 31, 16, arg1High);
Dest = resTemp;
''', flagType="none", buildCc=False)
}};