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Add intrinsic forms of mmx<->sse conversions. Notes:

Browse Source 
Omission of memory form of PI2PD is intentional; this
does not use an MMX register and does not put the chip
into MMX mode (PI2PS, oddly enough, does).
Operands of PI2PS follow the gcc builtin, not Intel.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@113388 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Dale Johannesen 2010-09-08 19:15:38 +00:00
parent 845c5757ed
commit af4748168c
1 changed files with 51 additions and 0 deletions
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51
lib/Target/X86/X86InstrMMX.td
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@ -471,6 +471,57 @@ def MMX_CVTTPS2PIrm : MMXI<0x2C, MRMSrcMem, (outs VR64:$dst), (ins f64mem:$src),
"cvttps2pi\t{$src, $dst|$dst, $src}", []>;
} // end neverHasSideEffects
// Intrinsic versions.
def MMX_CVTPD2PIirr : MMX2I<0x2D, MRMSrcReg, (outs VR64:$dst), (ins VR128:$src),
"cvtpd2pi\t{$src, $dst|$dst, $src}",
[(set VR64:$dst, (int_x86_sse_cvtpd2pi VR128:$src))]>;
def MMX_CVTPD2PIirm : MMX2I<0x2D, MRMSrcMem, (outs VR64:$dst),
(ins f128mem:$src),
"cvtpd2pi\t{$src, $dst|$dst, $src}",
[(set VR64:$dst,
(int_x86_sse_cvtpd2pi
(bitconvert (loadv2i64 addr:$src))))]>;
def MMX_CVTPI2PDirr : MMX2I<0x2A, MRMSrcReg, (outs VR128:$dst), (ins VR64:$src),
"cvtpi2pd\t{$src, $dst|$dst, $src}",
[(set VR128:$dst, (int_x86_sse_cvtpi2pd VR64:$src))]>;
let Constraints = "$src1 = $dst" in {
def MMX_CVTPI2PSirr : MMXI<0x2A, MRMSrcReg, (outs VR128:$dst),
(ins VR128:$src1, VR64:$src2),
"cvtpi2ps\t{$src2, $dst|$dst, $src2}",
[(set VR128:$dst,
(int_x86_sse_cvtpi2ps VR128:$src1, VR64:$src2))]>;
def MMX_CVTPI2PSirm : MMXI<0x2A, MRMSrcMem, (outs VR128:$dst),
(ins VR128:$src1, i64mem:$src2),
"cvtpi2ps\t{$src2, $dst|$dst, $src2}",
[(set VR128:$dst,
(int_x86_sse_cvtpi2ps VR128:$src1,
(bitconvert (load_mmx addr:$src2))))]>;
}
def MMX_CVTPS2PIirr : MMXI<0x2D, MRMSrcReg, (outs VR64:$dst), (ins VR128:$src),
"cvtps2pi\t{$src, $dst|$dst, $src}",
[(set VR64:$dst, (int_x86_sse_cvtps2pi VR128:$src))]>;
def MMX_CVTPS2PIirm : MMXI<0x2D, MRMSrcMem, (outs VR64:$dst), (ins f64mem:$src),
"cvtps2pi\t{$src, $dst|$dst, $src}",
[(set VR64:$dst,
(int_x86_sse_cvtps2pi
(bitconvert (load_mmx addr:$src))))]>;
def MMX_CVTTPD2PIirr: MMX2I<0x2C, MRMSrcReg, (outs VR64:$dst), (ins VR128:$src),
"cvttpd2pi\t{$src, $dst|$dst, $src}",
[(set VR64:$dst, (int_x86_sse_cvtpd2pi VR128:$src))]>;
def MMX_CVTTPD2PIirm: MMX2I<0x2C, MRMSrcMem, (outs VR64:$dst),
(ins f128mem:$src),
"cvttpd2pi\t{$src, $dst|$dst, $src}",
[(set VR64:$dst,
(int_x86_sse_cvtpd2pi
(bitconvert (loadv2i64 addr:$src))))]>;
def MMX_CVTTPS2PIirr: MMXI<0x2C, MRMSrcReg, (outs VR64:$dst), (ins VR128:$src),
"cvttps2pi\t{$src, $dst|$dst, $src}",
[(set VR64:$dst, (int_x86_sse_cvtps2pi VR128:$src))]>;
def MMX_CVTTPS2PIirm: MMXI<0x2C, MRMSrcMem, (outs VR64:$dst), (ins f64mem:$src),
"cvttps2pi\t{$src, $dst|$dst, $src}",
[(set VR64:$dst,
(int_x86_sse_cvtpd2pi
(bitconvert (load_mmx addr:$src))))]>;
// Extract / Insert
def MMX_X86pinsrw : SDNode<"X86ISD::MMX_PINSRW",