3.18.1 SSE2 Packed and Scalar Double-Precision Floating-Point Instructions

The SSE2 packed and scalar double-precision floating-point instructions operate on double-precision floating-point operands.

3.18.1.1 SSE2 Data Movement Instructions

The SSE2 data movement instructions move double-precision floating-point data between XMM registers and memory.

Table 3-49  SSE2 Data Movement Instructions

Oracle Solaris Mnemonic Intel/AMD Mnemonic Description Notes movapd MOVAPD move two aligned packed double-precision floating-point values between XMM registers and memory movhpd MOVHPD move high packed double-precision floating-point value to or from the high quadword of an XMM register and memory movlpd MOVLPD move low packed single-precision floating-point value to or from the low quadword of an XMM register and memory movmskpd MOVMSKPD extract sign mask from two packed double-precision floating-point values movsd MOVSD move scalar double-precision floating-point value between XMM registers and memory. movupd MOVUPD move two unaligned packed double-precision floating-point values between XMM registers and memory

3.18.1.2 SSE2 Packed Arithmetic Instructions

The SSE2 arithmetic instructions operate on packed and scalar double-precision floating-point operands.

Table 3-50  SSE2 Packed Arithmetic Instructions

Oracle Solaris Mnemonic Intel/AMD Mnemonic Description Notes addpd ADDPD add packed double-precision floating-point values addsd ADDSD add scalar double-precision floating-point values divpd DIVPD divide packed double-precision floating-point values divsd DIVSD divide scalar double-precision floating-point values maxpd MAXPD return maximum packed double-precision floating-point values maxsd MAXSD return maximum scalar double-precision floating-point value minpd MINPD return minimum packed double-precision floating-point values minsd MINSD return minimum scalar double-precision floating-point value mulpd MULPD multiply packed double-precision floating-point values mulsd MULSD multiply scalar double-precision floating-point values sqrtpd SQRTPD compute packed square roots of packed double-precision floating-point values sqrtsd SQRTSD compute scalar square root of scalar double-precision floating-point value subpd SUBPD subtract packed double-precision floating-point values subsd SUBSD subtract scalar double-precision floating-point values

3.18.1.3 SSE2 Logical Instructions

The SSE2 logical instructions operate on packed double-precision floating-point values.

Table 3-51  SSE2 Logical Instructions

Oracle Solaris Mnemonic Intel/AMD Mnemonic Description Notes andnpd ANDNPD perform bitwise logical AND NOT of packed double-precision floating-point values andpd ANDPD perform bitwise logical AND of packed double-precision floating-point values orpd ORPD perform bitwise logical OR of packed double-precision floating-point values xorpd XORPD perform bitwise logical XOR of packed double-precision floating-point values

3.18.1.4 SSE2 Compare Instructions

The SSE2 compare instructions compare packed and scalar double-precision floating-point values and return the results of the comparison to either the destination operand or to the EFLAGS register.

Table 3-52  SSE2 Compare Instructions

Oracle Solaris Mnemonic Intel/AMD Mnemonic Description Notes cmppd CMPPD compare packed double-precision floating-point values cmpsd CMPSD compare scalar double-precision floating-point values comisd COMISD perform ordered comparison of scalar double-precision floating-point values and set flags in EFLAGS register ucomisd UCOMISD perform unordered comparison of scalar double-precision floating-point values and set flags in EFLAGS register

3.18.1.5 SSE2 Shuffle and Unpack Instructions

The SSE2 shuffle and unpack instructions operate on packed double-precision floating-point operands.

Table 3-53  SSE2 Shuffle and Unpack Instructions

Oracle Solaris Mnemonic Intel/AMD Mnemonic Description Notes shufpd SHUFPD shuffle values in packed double-precision floating-point operands unpckhpd UNPCKHPD unpack and interleave the high values from two packed double-precision floating-point operands unpcklpd UNPCKLPD unpack and interleave the low values from two packed double-precision floating-point operands

3.18.1.6 SSE2 Conversion Instructions

The SSE2 conversion instructions convert packed and individual doubleword integers into packed and scalar double-precision floating-point values (and vice versa). These instructions also convert between packed and scalar single-precision and double-precision floating-point values.

Table 3-54  SSE2 Conversion Instructions

Oracle Solaris Mnemonic Intel/AMD Mnemonic Description Notes cvtdq2pd CVTDQ2PD convert packed doubleword integers to packed double-precision floating-point values cvtpd2dq CVTPD2DQ convert packed double-precision floating-point values to packed doubleword integers cvtpd2pi CVTPD2PI convert packed double-precision floating-point values to packed doubleword integers cvtpd2ps CVTPD2PS convert packed double-precision floating-point values to packed single-precision floating-point values cvtpi2pd CVTPI2PD convert packed doubleword integers to packed double-precision floating-point values cvtps2pd CVTPS2PD convert packed single-precision floating-point values to packed double-precision floating-point values cvtsd2si CVTSD2SI convert scalar double-precision floating-point values to a doubleword integer cvtsd2ss CVTSD2SS convert scalar double-precision floating-point values to scalar single-precision floating-point values cvtsi2sd CVTSI2SD convert doubleword integer to scalar double-precision floating-point value cvtss2sd CVTSS2SD convert scalar single-precision floating-point values to scalar double-precision floating-point values cvttpd2dq CVTTPD2DQ convert with truncation packed double-precision floating-point values to packed doubleword integers cvttpd2pi CVTTPD2PI convert with truncation packed double-precision floating-point values to packed doubleword integers cvttsd2si CVTTSD2SI convert with truncation scalar double-precision floating-point values to scalar doubleword integers