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Diffstat (limited to 'contrib/llvm/lib/Target/SystemZ/SystemZInstrFP.td')
| -rw-r--r-- | contrib/llvm/lib/Target/SystemZ/SystemZInstrFP.td | 340 |
1 files changed, 340 insertions, 0 deletions
diff --git a/contrib/llvm/lib/Target/SystemZ/SystemZInstrFP.td b/contrib/llvm/lib/Target/SystemZ/SystemZInstrFP.td new file mode 100644 index 0000000..a658280 --- /dev/null +++ b/contrib/llvm/lib/Target/SystemZ/SystemZInstrFP.td @@ -0,0 +1,340 @@ +//===- SystemZInstrFP.td - SystemZ FP Instruction defs --------*- tblgen-*-===// +// +// The LLVM Compiler Infrastructure +// +// This file is distributed under the University of Illinois Open Source +// License. See LICENSE.TXT for details. +// +//===----------------------------------------------------------------------===// +// +// This file describes the SystemZ (binary) floating point instructions in +// TableGen format. +// +//===----------------------------------------------------------------------===// + +// FIXME: multiclassify! + +//===----------------------------------------------------------------------===// +// FP Pattern fragments + +def fpimm0 : PatLeaf<(fpimm), [{ + return N->isExactlyValue(+0.0); +}]>; + +def fpimmneg0 : PatLeaf<(fpimm), [{ + return N->isExactlyValue(-0.0); +}]>; + +let Uses = [PSW], usesCustomInserter = 1 in { + def SelectF32 : Pseudo<(outs FP32:$dst), (ins FP32:$src1, FP32:$src2, i8imm:$cc), + "# SelectF32 PSEUDO", + [(set FP32:$dst, + (SystemZselect FP32:$src1, FP32:$src2, imm:$cc, PSW))]>; + def SelectF64 : Pseudo<(outs FP64:$dst), (ins FP64:$src1, FP64:$src2, i8imm:$cc), + "# SelectF64 PSEUDO", + [(set FP64:$dst, + (SystemZselect FP64:$src1, FP64:$src2, imm:$cc, PSW))]>; +} + +//===----------------------------------------------------------------------===// +// Move Instructions + +// Floating point constant loads. +let isReMaterializable = 1, isAsCheapAsAMove = 1 in { +def LD_Fp032 : Pseudo<(outs FP32:$dst), (ins), + "lzer\t{$dst}", + [(set FP32:$dst, fpimm0)]>; +def LD_Fp064 : Pseudo<(outs FP64:$dst), (ins), + "lzdr\t{$dst}", + [(set FP64:$dst, fpimm0)]>; +} + +let neverHasSideEffects = 1 in { +def FMOV32rr : Pseudo<(outs FP32:$dst), (ins FP32:$src), + "ler\t{$dst, $src}", + []>; +def FMOV64rr : Pseudo<(outs FP64:$dst), (ins FP64:$src), + "ldr\t{$dst, $src}", + []>; +} + +let canFoldAsLoad = 1, isReMaterializable = 1 in { +def FMOV32rm : Pseudo<(outs FP32:$dst), (ins rriaddr12:$src), + "le\t{$dst, $src}", + [(set FP32:$dst, (load rriaddr12:$src))]>; +def FMOV32rmy : Pseudo<(outs FP32:$dst), (ins rriaddr:$src), + "ley\t{$dst, $src}", + [(set FP32:$dst, (load rriaddr:$src))]>; +def FMOV64rm : Pseudo<(outs FP64:$dst), (ins rriaddr12:$src), + "ld\t{$dst, $src}", + [(set FP64:$dst, (load rriaddr12:$src))]>; +def FMOV64rmy : Pseudo<(outs FP64:$dst), (ins rriaddr:$src), + "ldy\t{$dst, $src}", + [(set FP64:$dst, (load rriaddr:$src))]>; +} + +def FMOV32mr : Pseudo<(outs), (ins rriaddr12:$dst, FP32:$src), + "ste\t{$src, $dst}", + [(store FP32:$src, rriaddr12:$dst)]>; +def FMOV32mry : Pseudo<(outs), (ins rriaddr:$dst, FP32:$src), + "stey\t{$src, $dst}", + [(store FP32:$src, rriaddr:$dst)]>; +def FMOV64mr : Pseudo<(outs), (ins rriaddr12:$dst, FP64:$src), + "std\t{$src, $dst}", + [(store FP64:$src, rriaddr12:$dst)]>; +def FMOV64mry : Pseudo<(outs), (ins rriaddr:$dst, FP64:$src), + "stdy\t{$src, $dst}", + [(store FP64:$src, rriaddr:$dst)]>; + +def FCOPYSIGN32 : Pseudo<(outs FP32:$dst), (ins FP32:$src1, FP32:$src2), + "cpsdr\t{$dst, $src2, $src1}", + [(set FP32:$dst, (fcopysign FP32:$src1, FP32:$src2))]>; +def FCOPYSIGN64 : Pseudo<(outs FP64:$dst), (ins FP64:$src1, FP64:$src2), + "cpsdr\t{$dst, $src2, $src1}", + [(set FP64:$dst, (fcopysign FP64:$src1, FP64:$src2))]>; + +//===----------------------------------------------------------------------===// +// Arithmetic Instructions + + +let Defs = [PSW] in { +def FNEG32rr : Pseudo<(outs FP32:$dst), (ins FP32:$src), + "lcebr\t{$dst, $src}", + [(set FP32:$dst, (fneg FP32:$src)), + (implicit PSW)]>; +def FNEG64rr : Pseudo<(outs FP64:$dst), (ins FP64:$src), + "lcdbr\t{$dst, $src}", + [(set FP64:$dst, (fneg FP64:$src)), + (implicit PSW)]>; + +def FABS32rr : Pseudo<(outs FP32:$dst), (ins FP32:$src), + "lpebr\t{$dst, $src}", + [(set FP32:$dst, (fabs FP32:$src)), + (implicit PSW)]>; +def FABS64rr : Pseudo<(outs FP64:$dst), (ins FP64:$src), + "lpdbr\t{$dst, $src}", + [(set FP64:$dst, (fabs FP64:$src)), + (implicit PSW)]>; + +def FNABS32rr : Pseudo<(outs FP32:$dst), (ins FP32:$src), + "lnebr\t{$dst, $src}", + [(set FP32:$dst, (fneg(fabs FP32:$src))), + (implicit PSW)]>; +def FNABS64rr : Pseudo<(outs FP64:$dst), (ins FP64:$src), + "lndbr\t{$dst, $src}", + [(set FP64:$dst, (fneg(fabs FP64:$src))), + (implicit PSW)]>; +} + +let Constraints = "$src1 = $dst" in { +let Defs = [PSW] in { +let isCommutable = 1 in { // X = ADD Y, Z == X = ADD Z, Y +def FADD32rr : Pseudo<(outs FP32:$dst), (ins FP32:$src1, FP32:$src2), + "aebr\t{$dst, $src2}", + [(set FP32:$dst, (fadd FP32:$src1, FP32:$src2)), + (implicit PSW)]>; +def FADD64rr : Pseudo<(outs FP64:$dst), (ins FP64:$src1, FP64:$src2), + "adbr\t{$dst, $src2}", + [(set FP64:$dst, (fadd FP64:$src1, FP64:$src2)), + (implicit PSW)]>; +} + +def FADD32rm : Pseudo<(outs FP32:$dst), (ins FP32:$src1, rriaddr12:$src2), + "aeb\t{$dst, $src2}", + [(set FP32:$dst, (fadd FP32:$src1, (load rriaddr12:$src2))), + (implicit PSW)]>; +def FADD64rm : Pseudo<(outs FP64:$dst), (ins FP64:$src1, rriaddr12:$src2), + "adb\t{$dst, $src2}", + [(set FP64:$dst, (fadd FP64:$src1, (load rriaddr12:$src2))), + (implicit PSW)]>; + +def FSUB32rr : Pseudo<(outs FP32:$dst), (ins FP32:$src1, FP32:$src2), + "sebr\t{$dst, $src2}", + [(set FP32:$dst, (fsub FP32:$src1, FP32:$src2)), + (implicit PSW)]>; +def FSUB64rr : Pseudo<(outs FP64:$dst), (ins FP64:$src1, FP64:$src2), + "sdbr\t{$dst, $src2}", + [(set FP64:$dst, (fsub FP64:$src1, FP64:$src2)), + (implicit PSW)]>; + +def FSUB32rm : Pseudo<(outs FP32:$dst), (ins FP32:$src1, rriaddr12:$src2), + "seb\t{$dst, $src2}", + [(set FP32:$dst, (fsub FP32:$src1, (load rriaddr12:$src2))), + (implicit PSW)]>; +def FSUB64rm : Pseudo<(outs FP64:$dst), (ins FP64:$src1, rriaddr12:$src2), + "sdb\t{$dst, $src2}", + [(set FP64:$dst, (fsub FP64:$src1, (load rriaddr12:$src2))), + (implicit PSW)]>; +} // Defs = [PSW] + +let isCommutable = 1 in { // X = MUL Y, Z == X = MUL Z, Y +def FMUL32rr : Pseudo<(outs FP32:$dst), (ins FP32:$src1, FP32:$src2), + "meebr\t{$dst, $src2}", + [(set FP32:$dst, (fmul FP32:$src1, FP32:$src2))]>; +def FMUL64rr : Pseudo<(outs FP64:$dst), (ins FP64:$src1, FP64:$src2), + "mdbr\t{$dst, $src2}", + [(set FP64:$dst, (fmul FP64:$src1, FP64:$src2))]>; +} + +def FMUL32rm : Pseudo<(outs FP32:$dst), (ins FP32:$src1, rriaddr12:$src2), + "meeb\t{$dst, $src2}", + [(set FP32:$dst, (fmul FP32:$src1, (load rriaddr12:$src2)))]>; +def FMUL64rm : Pseudo<(outs FP64:$dst), (ins FP64:$src1, rriaddr12:$src2), + "mdb\t{$dst, $src2}", + [(set FP64:$dst, (fmul FP64:$src1, (load rriaddr12:$src2)))]>; + +def FMADD32rr : Pseudo<(outs FP32:$dst), (ins FP32:$src1, FP32:$src2, FP32:$src3), + "maebr\t{$dst, $src3, $src2}", + [(set FP32:$dst, (fadd (fmul FP32:$src2, FP32:$src3), + FP32:$src1))]>; +def FMADD32rm : Pseudo<(outs FP32:$dst), (ins FP32:$src1, rriaddr12:$src2, FP32:$src3), + "maeb\t{$dst, $src3, $src2}", + [(set FP32:$dst, (fadd (fmul (load rriaddr12:$src2), + FP32:$src3), + FP32:$src1))]>; + +def FMADD64rr : Pseudo<(outs FP64:$dst), (ins FP64:$src1, FP64:$src2, FP64:$src3), + "madbr\t{$dst, $src3, $src2}", + [(set FP64:$dst, (fadd (fmul FP64:$src2, FP64:$src3), + FP64:$src1))]>; +def FMADD64rm : Pseudo<(outs FP64:$dst), (ins FP64:$src1, rriaddr12:$src2, FP64:$src3), + "madb\t{$dst, $src3, $src2}", + [(set FP64:$dst, (fadd (fmul (load rriaddr12:$src2), + FP64:$src3), + FP64:$src1))]>; + +def FMSUB32rr : Pseudo<(outs FP32:$dst), (ins FP32:$src1, FP32:$src2, FP32:$src3), + "msebr\t{$dst, $src3, $src2}", + [(set FP32:$dst, (fsub (fmul FP32:$src2, FP32:$src3), + FP32:$src1))]>; +def FMSUB32rm : Pseudo<(outs FP32:$dst), (ins FP32:$src1, rriaddr12:$src2, FP32:$src3), + "mseb\t{$dst, $src3, $src2}", + [(set FP32:$dst, (fsub (fmul (load rriaddr12:$src2), + FP32:$src3), + FP32:$src1))]>; + +def FMSUB64rr : Pseudo<(outs FP64:$dst), (ins FP64:$src1, FP64:$src2, FP64:$src3), + "msdbr\t{$dst, $src3, $src2}", + [(set FP64:$dst, (fsub (fmul FP64:$src2, FP64:$src3), + FP64:$src1))]>; +def FMSUB64rm : Pseudo<(outs FP64:$dst), (ins FP64:$src1, rriaddr12:$src2, FP64:$src3), + "msdb\t{$dst, $src3, $src2}", + [(set FP64:$dst, (fsub (fmul (load rriaddr12:$src2), + FP64:$src3), + FP64:$src1))]>; + +def FDIV32rr : Pseudo<(outs FP32:$dst), (ins FP32:$src1, FP32:$src2), + "debr\t{$dst, $src2}", + [(set FP32:$dst, (fdiv FP32:$src1, FP32:$src2))]>; +def FDIV64rr : Pseudo<(outs FP64:$dst), (ins FP64:$src1, FP64:$src2), + "ddbr\t{$dst, $src2}", + [(set FP64:$dst, (fdiv FP64:$src1, FP64:$src2))]>; + +def FDIV32rm : Pseudo<(outs FP32:$dst), (ins FP32:$src1, rriaddr12:$src2), + "deb\t{$dst, $src2}", + [(set FP32:$dst, (fdiv FP32:$src1, (load rriaddr12:$src2)))]>; +def FDIV64rm : Pseudo<(outs FP64:$dst), (ins FP64:$src1, rriaddr12:$src2), + "ddb\t{$dst, $src2}", + [(set FP64:$dst, (fdiv FP64:$src1, (load rriaddr12:$src2)))]>; + +} // Constraints = "$src1 = $dst" + +def FSQRT32rr : Pseudo<(outs FP32:$dst), (ins FP32:$src), + "sqebr\t{$dst, $src}", + [(set FP32:$dst, (fsqrt FP32:$src))]>; +def FSQRT64rr : Pseudo<(outs FP64:$dst), (ins FP64:$src), + "sqdbr\t{$dst, $src}", + [(set FP64:$dst, (fsqrt FP64:$src))]>; + +def FSQRT32rm : Pseudo<(outs FP32:$dst), (ins rriaddr12:$src), + "sqeb\t{$dst, $src}", + [(set FP32:$dst, (fsqrt (load rriaddr12:$src)))]>; +def FSQRT64rm : Pseudo<(outs FP64:$dst), (ins rriaddr12:$src), + "sqdb\t{$dst, $src}", + [(set FP64:$dst, (fsqrt (load rriaddr12:$src)))]>; + +def FROUND64r32 : Pseudo<(outs FP32:$dst), (ins FP64:$src), + "ledbr\t{$dst, $src}", + [(set FP32:$dst, (fround FP64:$src))]>; + +def FEXT32r64 : Pseudo<(outs FP64:$dst), (ins FP32:$src), + "ldebr\t{$dst, $src}", + [(set FP64:$dst, (fextend FP32:$src))]>; +def FEXT32m64 : Pseudo<(outs FP64:$dst), (ins rriaddr12:$src), + "ldeb\t{$dst, $src}", + [(set FP64:$dst, (fextend (load rriaddr12:$src)))]>; + +let Defs = [PSW] in { +def FCONVFP32 : Pseudo<(outs FP32:$dst), (ins GR32:$src), + "cefbr\t{$dst, $src}", + [(set FP32:$dst, (sint_to_fp GR32:$src)), + (implicit PSW)]>; +def FCONVFP32r64: Pseudo<(outs FP32:$dst), (ins GR64:$src), + "cegbr\t{$dst, $src}", + [(set FP32:$dst, (sint_to_fp GR64:$src)), + (implicit PSW)]>; + +def FCONVFP64r32: Pseudo<(outs FP64:$dst), (ins GR32:$src), + "cdfbr\t{$dst, $src}", + [(set FP64:$dst, (sint_to_fp GR32:$src)), + (implicit PSW)]>; +def FCONVFP64 : Pseudo<(outs FP64:$dst), (ins GR64:$src), + "cdgbr\t{$dst, $src}", + [(set FP64:$dst, (sint_to_fp GR64:$src)), + (implicit PSW)]>; + +def FCONVGR32 : Pseudo<(outs GR32:$dst), (ins FP32:$src), + "cfebr\t{$dst, 5, $src}", + [(set GR32:$dst, (fp_to_sint FP32:$src)), + (implicit PSW)]>; +def FCONVGR32r64: Pseudo<(outs GR32:$dst), (ins FP64:$src), + "cfdbr\t{$dst, 5, $src}", + [(set GR32:$dst, (fp_to_sint FP64:$src)), + (implicit PSW)]>; + +def FCONVGR64r32: Pseudo<(outs GR64:$dst), (ins FP32:$src), + "cgebr\t{$dst, 5, $src}", + [(set GR64:$dst, (fp_to_sint FP32:$src)), + (implicit PSW)]>; +def FCONVGR64 : Pseudo<(outs GR64:$dst), (ins FP64:$src), + "cgdbr\t{$dst, 5, $src}", + [(set GR64:$dst, (fp_to_sint FP64:$src)), + (implicit PSW)]>; +} // Defs = [PSW] + +def FBCONVG64 : Pseudo<(outs GR64:$dst), (ins FP64:$src), + "lgdr\t{$dst, $src}", + [(set GR64:$dst, (bitconvert FP64:$src))]>; +def FBCONVF64 : Pseudo<(outs FP64:$dst), (ins GR64:$src), + "ldgr\t{$dst, $src}", + [(set FP64:$dst, (bitconvert GR64:$src))]>; + +//===----------------------------------------------------------------------===// +// Test instructions (like AND but do not produce any result) + +// Integer comparisons +let Defs = [PSW] in { +def FCMP32rr : Pseudo<(outs), (ins FP32:$src1, FP32:$src2), + "cebr\t$src1, $src2", + [(set PSW, (SystemZcmp FP32:$src1, FP32:$src2))]>; +def FCMP64rr : Pseudo<(outs), (ins FP64:$src1, FP64:$src2), + "cdbr\t$src1, $src2", + [(set PSW, (SystemZcmp FP64:$src1, FP64:$src2))]>; + +def FCMP32rm : Pseudo<(outs), (ins FP32:$src1, rriaddr12:$src2), + "ceb\t$src1, $src2", + [(set PSW, (SystemZcmp FP32:$src1, + (load rriaddr12:$src2)))]>; +def FCMP64rm : Pseudo<(outs), (ins FP64:$src1, rriaddr12:$src2), + "cdb\t$src1, $src2", + [(set PSW, (SystemZcmp FP64:$src1, + (load rriaddr12:$src2)))]>; +} // Defs = [PSW] + +//===----------------------------------------------------------------------===// +// Non-Instruction Patterns +//===----------------------------------------------------------------------===// + +// Floating point constant -0.0 +def : Pat<(f32 fpimmneg0), (FNEG32rr (LD_Fp032))>; +def : Pat<(f64 fpimmneg0), (FNEG64rr (LD_Fp064))>; |
