aboutsummaryrefslogtreecommitdiffstats
path: root/lib
diff options
context:
space:
mode:
Diffstat (limited to 'lib')
-rw-r--r--lib/Target/Mips/MipsInstrInfo.td2
-rw-r--r--lib/Target/Mips/MipsMSAInstrInfo.td151
2 files changed, 151 insertions, 2 deletions
diff --git a/lib/Target/Mips/MipsInstrInfo.td b/lib/Target/Mips/MipsInstrInfo.td
index 94f9ee6..a391a89 100644
--- a/lib/Target/Mips/MipsInstrInfo.td
+++ b/lib/Target/Mips/MipsInstrInfo.td
@@ -186,6 +186,8 @@ def InMicroMips : Predicate<"Subtarget.inMicroMipsMode()">,
AssemblerPredicate<"FeatureMicroMips">;
def NotInMicroMips : Predicate<"!Subtarget.inMicroMipsMode()">,
AssemblerPredicate<"!FeatureMicroMips">;
+def IsLE : Predicate<"Subtarget.isLittle()">;
+def IsBE : Predicate<"!Subtarget.isLittle()">;
class MipsPat<dag pattern, dag result> : Pat<pattern, result> {
let Predicates = [HasStdEnc];
diff --git a/lib/Target/Mips/MipsMSAInstrInfo.td b/lib/Target/Mips/MipsMSAInstrInfo.td
index 24d2c91..8383646 100644
--- a/lib/Target/Mips/MipsMSAInstrInfo.td
+++ b/lib/Target/Mips/MipsMSAInstrInfo.td
@@ -2536,8 +2536,8 @@ def XOR_V : XOR_V_ENC, XOR_V_DESC, Requires<[HasMSA]>;
def XORI_B : XORI_B_ENC, XORI_B_DESC, Requires<[HasMSA]>;
// Patterns.
-class MSAPat<dag pattern, dag result, Predicate pred = HasMSA> :
- Pat<pattern, result>, Requires<[pred]>;
+class MSAPat<dag pattern, dag result, list<Predicate> pred = [HasMSA]> :
+ Pat<pattern, result>, Requires<pred>;
def LD_FH : MSAPat<(v8f16 (load addr:$addr)),
(LD_H addr:$addr)>;
@@ -2552,3 +2552,150 @@ def ST_FW : MSAPat<(store (v4f32 MSA128W:$ws), addr:$addr),
(ST_W MSA128W:$ws, addr:$addr)>;
def ST_FD : MSAPat<(store (v2f64 MSA128D:$ws), addr:$addr),
(ST_D MSA128D:$ws, addr:$addr)>;
+
+class MSABitconvertPat<ValueType DstVT, ValueType SrcVT,
+ RegisterClass DstRC, list<Predicate> preds = [HasMSA]> :
+ MSAPat<(DstVT (bitconvert SrcVT:$src)),
+ (COPY_TO_REGCLASS SrcVT:$src, DstRC), preds>;
+
+// These are endian-independant because the element size doesnt change
+def : MSABitconvertPat<v8i16, v8f16, MSA128H>;
+def : MSABitconvertPat<v4i32, v4f32, MSA128W>;
+def : MSABitconvertPat<v2i64, v2f64, MSA128D>;
+def : MSABitconvertPat<v8f16, v8i16, MSA128H>;
+def : MSABitconvertPat<v4f32, v4i32, MSA128W>;
+def : MSABitconvertPat<v2f64, v2i64, MSA128D>;
+
+// Little endian bitcasts are always no-ops
+def : MSABitconvertPat<v16i8, v8i16, MSA128B, [HasMSA, IsLE]>;
+def : MSABitconvertPat<v16i8, v4i32, MSA128B, [HasMSA, IsLE]>;
+def : MSABitconvertPat<v16i8, v2i64, MSA128B, [HasMSA, IsLE]>;
+def : MSABitconvertPat<v16i8, v8f16, MSA128B, [HasMSA, IsLE]>;
+def : MSABitconvertPat<v16i8, v4f32, MSA128B, [HasMSA, IsLE]>;
+def : MSABitconvertPat<v16i8, v2f64, MSA128B, [HasMSA, IsLE]>;
+
+def : MSABitconvertPat<v8i16, v16i8, MSA128H, [HasMSA, IsLE]>;
+def : MSABitconvertPat<v8i16, v4i32, MSA128H, [HasMSA, IsLE]>;
+def : MSABitconvertPat<v8i16, v2i64, MSA128H, [HasMSA, IsLE]>;
+def : MSABitconvertPat<v8i16, v4f32, MSA128H, [HasMSA, IsLE]>;
+def : MSABitconvertPat<v8i16, v2f64, MSA128H, [HasMSA, IsLE]>;
+
+def : MSABitconvertPat<v4i32, v16i8, MSA128W, [HasMSA, IsLE]>;
+def : MSABitconvertPat<v4i32, v8i16, MSA128W, [HasMSA, IsLE]>;
+def : MSABitconvertPat<v4i32, v2i64, MSA128W, [HasMSA, IsLE]>;
+def : MSABitconvertPat<v4i32, v8f16, MSA128W, [HasMSA, IsLE]>;
+def : MSABitconvertPat<v4i32, v2f64, MSA128W, [HasMSA, IsLE]>;
+
+def : MSABitconvertPat<v2i64, v16i8, MSA128D, [HasMSA, IsLE]>;
+def : MSABitconvertPat<v2i64, v8i16, MSA128D, [HasMSA, IsLE]>;
+def : MSABitconvertPat<v2i64, v4i32, MSA128D, [HasMSA, IsLE]>;
+def : MSABitconvertPat<v2i64, v8f16, MSA128D, [HasMSA, IsLE]>;
+def : MSABitconvertPat<v2i64, v4f32, MSA128D, [HasMSA, IsLE]>;
+
+def : MSABitconvertPat<v4f32, v16i8, MSA128W, [HasMSA, IsLE]>;
+def : MSABitconvertPat<v4f32, v8i16, MSA128W, [HasMSA, IsLE]>;
+def : MSABitconvertPat<v4f32, v2i64, MSA128W, [HasMSA, IsLE]>;
+def : MSABitconvertPat<v4f32, v8f16, MSA128W, [HasMSA, IsLE]>;
+def : MSABitconvertPat<v4f32, v2f64, MSA128W, [HasMSA, IsLE]>;
+
+def : MSABitconvertPat<v2f64, v16i8, MSA128D, [HasMSA, IsLE]>;
+def : MSABitconvertPat<v2f64, v8i16, MSA128D, [HasMSA, IsLE]>;
+def : MSABitconvertPat<v2f64, v4i32, MSA128D, [HasMSA, IsLE]>;
+def : MSABitconvertPat<v2f64, v8f16, MSA128D, [HasMSA, IsLE]>;
+def : MSABitconvertPat<v2f64, v4f32, MSA128D, [HasMSA, IsLE]>;
+
+// Big endian bitcasts expand to shuffle instructions.
+// This is because bitcast is defined to be a store/load sequence and the
+// vector store/load instructions are mixed-endian with respect to the vector
+// as a whole (little endian with respect to element order, but big endian
+// elements).
+
+class MSABitconvertReverseQuartersPat<ValueType DstVT, ValueType SrcVT,
+ RegisterClass DstRC, MSAInst Insn,
+ RegisterClass ViaRC> :
+ MSAPat<(DstVT (bitconvert SrcVT:$src)),
+ (COPY_TO_REGCLASS (Insn (COPY_TO_REGCLASS SrcVT:$src, ViaRC), 27),
+ DstRC),
+ [HasMSA, IsBE]>;
+
+class MSABitconvertReverseHalvesPat<ValueType DstVT, ValueType SrcVT,
+ RegisterClass DstRC, MSAInst Insn,
+ RegisterClass ViaRC> :
+ MSAPat<(DstVT (bitconvert SrcVT:$src)),
+ (COPY_TO_REGCLASS (Insn (COPY_TO_REGCLASS SrcVT:$src, ViaRC), 177),
+ DstRC),
+ [HasMSA, IsBE]>;
+
+class MSABitconvertReverseBInHPat<ValueType DstVT, ValueType SrcVT,
+ RegisterClass DstRC> :
+ MSABitconvertReverseHalvesPat<DstVT, SrcVT, DstRC, SHF_B, MSA128B>;
+
+class MSABitconvertReverseBInWPat<ValueType DstVT, ValueType SrcVT,
+ RegisterClass DstRC> :
+ MSABitconvertReverseQuartersPat<DstVT, SrcVT, DstRC, SHF_B, MSA128B>;
+
+class MSABitconvertReverseBInDPat<ValueType DstVT, ValueType SrcVT,
+ RegisterClass DstRC> :
+ MSAPat<(DstVT (bitconvert SrcVT:$src)),
+ (COPY_TO_REGCLASS
+ (SHF_W
+ (COPY_TO_REGCLASS
+ (SHF_B (COPY_TO_REGCLASS SrcVT:$src, MSA128B), 27),
+ MSA128W), 177),
+ DstRC),
+ [HasMSA, IsBE]>;
+
+class MSABitconvertReverseHInWPat<ValueType DstVT, ValueType SrcVT,
+ RegisterClass DstRC> :
+ MSABitconvertReverseHalvesPat<DstVT, SrcVT, DstRC, SHF_H, MSA128H>;
+
+class MSABitconvertReverseHInDPat<ValueType DstVT, ValueType SrcVT,
+ RegisterClass DstRC> :
+ MSABitconvertReverseQuartersPat<DstVT, SrcVT, DstRC, SHF_H, MSA128H>;
+
+class MSABitconvertReverseWInDPat<ValueType DstVT, ValueType SrcVT,
+ RegisterClass DstRC> :
+ MSABitconvertReverseHalvesPat<DstVT, SrcVT, DstRC, SHF_W, MSA128W>;
+
+def : MSABitconvertReverseBInHPat<v8i16, v16i8, MSA128H>;
+def : MSABitconvertReverseBInHPat<v8f16, v16i8, MSA128H>;
+def : MSABitconvertReverseBInWPat<v4i32, v16i8, MSA128W>;
+def : MSABitconvertReverseBInWPat<v4f32, v16i8, MSA128W>;
+def : MSABitconvertReverseBInDPat<v2i64, v16i8, MSA128D>;
+def : MSABitconvertReverseBInDPat<v2f64, v16i8, MSA128D>;
+
+def : MSABitconvertReverseBInHPat<v16i8, v8i16, MSA128B>;
+def : MSABitconvertReverseHInWPat<v4i32, v8i16, MSA128W>;
+def : MSABitconvertReverseHInWPat<v4f32, v8i16, MSA128W>;
+def : MSABitconvertReverseHInDPat<v2i64, v8i16, MSA128D>;
+def : MSABitconvertReverseHInDPat<v2f64, v8i16, MSA128D>;
+
+def : MSABitconvertReverseBInHPat<v16i8, v8f16, MSA128B>;
+def : MSABitconvertReverseHInWPat<v4i32, v8f16, MSA128W>;
+def : MSABitconvertReverseHInWPat<v4f32, v8f16, MSA128W>;
+def : MSABitconvertReverseHInDPat<v2i64, v8f16, MSA128D>;
+def : MSABitconvertReverseHInDPat<v2f64, v8f16, MSA128D>;
+
+def : MSABitconvertReverseBInWPat<v16i8, v4i32, MSA128B>;
+def : MSABitconvertReverseHInWPat<v8i16, v4i32, MSA128H>;
+def : MSABitconvertReverseHInWPat<v8f16, v4i32, MSA128H>;
+def : MSABitconvertReverseWInDPat<v2i64, v4i32, MSA128D>;
+def : MSABitconvertReverseWInDPat<v2f64, v4i32, MSA128D>;
+
+def : MSABitconvertReverseBInWPat<v16i8, v4f32, MSA128B>;
+def : MSABitconvertReverseHInWPat<v8i16, v4f32, MSA128H>;
+def : MSABitconvertReverseHInWPat<v8f16, v4f32, MSA128H>;
+def : MSABitconvertReverseWInDPat<v2i64, v4f32, MSA128D>;
+def : MSABitconvertReverseWInDPat<v2f64, v4f32, MSA128D>;
+
+def : MSABitconvertReverseBInDPat<v16i8, v2i64, MSA128B>;
+def : MSABitconvertReverseHInDPat<v8i16, v2i64, MSA128H>;
+def : MSABitconvertReverseHInDPat<v8f16, v2i64, MSA128H>;
+def : MSABitconvertReverseWInDPat<v4i32, v2i64, MSA128W>;
+def : MSABitconvertReverseWInDPat<v4f32, v2i64, MSA128W>;
+
+def : MSABitconvertReverseBInDPat<v16i8, v2f64, MSA128B>;
+def : MSABitconvertReverseHInDPat<v8i16, v2f64, MSA128H>;
+def : MSABitconvertReverseHInDPat<v8f16, v2f64, MSA128H>;
+def : MSABitconvertReverseWInDPat<v4i32, v2f64, MSA128W>;
+def : MSABitconvertReverseWInDPat<v4f32, v2f64, MSA128W>;
generated by cgit v1.1 at 2024-12-25 19:33:40 +0000