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PPC: Add support for fctid and fctiw
Encodings were checked against the Power ISA documents and double checked against binutils. This fixes PR17350. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@191419 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -42,10 +42,10 @@ namespace llvm {
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/// unsigned integers and single-precision outputs.
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FCFIDU, FCFIDS, FCFIDUS,
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/// FCTI[D,W]Z - The FCTIDZ and FCTIWZ instructions, taking an f32 or f64
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/// operand, producing an f64 value containing the integer representation
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/// of that FP value.
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FCTIDZ, FCTIWZ,
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/// FCTI[D,W]Z? - The FCTID, FCTIDZ, FCTIW and FCTIWZ instructions,
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/// taking an f32 or f64 operand, producing an f64 value containing the
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/// integer representation of that FP value.
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FCTID, FCTIDZ, FCTIW, FCTIWZ,
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/// Newer FCTI[D,W]UZ floating-point-to-integer conversion instructions for
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/// unsigned integers.
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@ -968,6 +968,9 @@ let PPC970_Unit = 3, neverHasSideEffects = 1,
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defm FCFID : XForm_26r<63, 846, (outs f8rc:$frD), (ins f8rc:$frB),
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"fcfid", "$frD, $frB", FPGeneral,
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[(set f64:$frD, (PPCfcfid f64:$frB))]>, isPPC64;
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defm FCTID : XForm_26r<63, 814, (outs f8rc:$frD), (ins f8rc:$frB),
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"fctid", "$frD, $frB", FPGeneral,
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[(set f64:$frD, (PPCfctid f64:$frB))]>, isPPC64;
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defm FCTIDZ : XForm_26r<63, 815, (outs f8rc:$frD), (ins f8rc:$frB),
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"fctidz", "$frD, $frB", FPGeneral,
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[(set f64:$frD, (PPCfctidz f64:$frB))]>, isPPC64;
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@ -69,7 +69,9 @@ def PPCfcfid : SDNode<"PPCISD::FCFID", SDTFPUnaryOp, []>;
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def PPCfcfidu : SDNode<"PPCISD::FCFIDU", SDTFPUnaryOp, []>;
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def PPCfcfids : SDNode<"PPCISD::FCFIDS", SDTFPRoundOp, []>;
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def PPCfcfidus: SDNode<"PPCISD::FCFIDUS", SDTFPRoundOp, []>;
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def PPCfctid : SDNode<"PPCISD::FCTID", SDTFPUnaryOp, []>;
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def PPCfctidz : SDNode<"PPCISD::FCTIDZ", SDTFPUnaryOp, []>;
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def PPCfctiw : SDNode<"PPCISD::FCTIW", SDTFPUnaryOp, []>;
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def PPCfctiwz : SDNode<"PPCISD::FCTIWZ", SDTFPUnaryOp, []>;
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def PPCfctiduz: SDNode<"PPCISD::FCTIDUZ",SDTFPUnaryOp, []>;
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def PPCfctiwuz: SDNode<"PPCISD::FCTIWUZ",SDTFPUnaryOp, []>;
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@ -1692,6 +1694,9 @@ let isCompare = 1, neverHasSideEffects = 1 in {
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let Uses = [RM] in {
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let neverHasSideEffects = 1 in {
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defm FCTIW : XForm_26r<63, 14, (outs f8rc:$frD), (ins f8rc:$frB),
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"fctiw", "$frD, $frB", FPGeneral,
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[(set f64:$frD, (PPCfctiw f64:$frB))]>;
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defm FCTIWZ : XForm_26r<63, 15, (outs f8rc:$frD), (ins f8rc:$frB),
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"fctiwz", "$frD, $frB", FPGeneral,
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[(set f64:$frD, (PPCfctiwz f64:$frB))]>;
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@ -173,8 +173,10 @@
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# CHECK: frsp. 2, 3 # encoding: [0xfc,0x40,0x18,0x19]
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frsp. 2, 3
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# FIXME: fctid 2, 3
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# FIXME: fctid. 2, 3
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# CHECK: fctid 2, 3 # encoding: [0xfc,0x40,0x1e,0x5c]
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fctid 2, 3
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# CHECK: fctid. 2, 3 # encoding: [0xfc,0x40,0x1e,0x5d]
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fctid. 2, 3
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# CHECK: fctidz 2, 3 # encoding: [0xfc,0x40,0x1e,0x5e]
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fctidz 2, 3
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# CHECK: fctidz. 2, 3 # encoding: [0xfc,0x40,0x1e,0x5f]
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@ -185,8 +187,10 @@
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fctiduz 2, 3
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# CHECK: fctiduz. 2, 3 # encoding: [0xfc,0x40,0x1f,0x5f]
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fctiduz. 2, 3
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# FIXME: fctiw 2, 3
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# FIXME: fctiw. 2, 3
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# CHECK: fctiw 2, 3 # encoding: [0xfc,0x40,0x18,0x1c]
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fctiw 2, 3
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# CHECK: fctiw. 2, 3 # encoding: [0xfc,0x40,0x18,0x1d]
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fctiw. 2, 3
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# CHECK: fctiwz 2, 3 # encoding: [0xfc,0x40,0x18,0x1e]
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fctiwz 2, 3
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# CHECK: fctiwz. 2, 3 # encoding: [0xfc,0x40,0x18,0x1f]
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