[llvm] 88c988e - [PowerPC] Implement VSX Vector Integer Arithmetic Instructions (#158363)
via llvm-commits
llvm-commits at lists.llvm.org
Wed Sep 24 07:20:52 PDT 2025
Author: Lei Huang
Date: 2025-09-24T10:20:49-04:00
New Revision: 88c988ed4ccdd43f25293b48cbfd9b30e0c79b6a
URL: https://github.com/llvm/llvm-project/commit/88c988ed4ccdd43f25293b48cbfd9b30e0c79b6a
DIFF: https://github.com/llvm/llvm-project/commit/88c988ed4ccdd43f25293b48cbfd9b30e0c79b6a.diff
LOG: [PowerPC] Implement VSX Vector Integer Arithmetic Instructions (#158363)
New instructions added:
* xvadduwm - VSX Vector Add UnsignedWord Modulo
* xvadduhm - VSXVectorAddUnsigned HalfwordModulo
* xvsubuwm - VSXVectorSubtract UnsignedWord Modulo
* xvsubuhm - VSX Vector SubtractUnsigned HalfwordModulo
* xvmuluwm - VSX Vector MultiplyUnsigned WordModulo
* xvmuluhm - VSXVectorMultiply Unsigned Halfword Modulo
* xvmulhsw - VSX Vector MultiplyHigh SignedWord
* xvmulhsh - VSX Vector Multiply HighSigned Halfword
* xvmulhuw - VSX Vector Multiply HighUnsigned Word
* xvmulhuh - VSX Vector MultiplyHigh UnsignedHalfword
Added:
Modified:
llvm/lib/Target/PowerPC/PPCInstrFuture.td
llvm/test/MC/Disassembler/PowerPC/ppc-encoding-ISAFuture.txt
llvm/test/MC/Disassembler/PowerPC/ppc64le-encoding-ISAFuture.txt
llvm/test/MC/PowerPC/ppc-encoding-ISAFuture.s
Removed:
################################################################################
diff --git a/llvm/lib/Target/PowerPC/PPCInstrFuture.td b/llvm/lib/Target/PowerPC/PPCInstrFuture.td
index 46cd8cd0a83b3..9acc3ca7ed788 100644
--- a/llvm/lib/Target/PowerPC/PPCInstrFuture.td
+++ b/llvm/lib/Target/PowerPC/PPCInstrFuture.td
@@ -183,6 +183,25 @@ class XX3Form_XTAB6_P1<bits<5> xo, dag OOL, dag IOL, string asmstr,
let Inst{31} = XT{5};
}
+class XX3Form_XTAB6<bits<6> opcode, bits<8> xo, dag OOL, dag IOL, string asmstr,
+ list<dag> pattern>
+ : I<opcode, OOL, IOL, asmstr, NoItinerary> {
+
+ bits<6> XT;
+ bits<6> XA;
+ bits<6> XB;
+
+ let Pattern = pattern;
+
+ let Inst{6...10} = XT{4...0};
+ let Inst{11...15} = XA{4...0};
+ let Inst{16...20} = XB{4...0};
+ let Inst{21...28} = xo;
+ let Inst{29} = XA{5};
+ let Inst{30} = XB{5};
+ let Inst{31} = XT{5};
+}
+
//-------------------------- Instruction definitions -------------------------//
// Predicate combinations available:
// [IsISAFuture]
@@ -273,6 +292,28 @@ let Predicates = [HasVSX, IsISAFuture] in {
def XXGFMUL128 : XX3Form_XTAB6_P1<26, (outs vsrc:$XT),
(ins vsrc:$XA, vsrc:$XB, u1imm:$P),
"xxgfmul128 $XT, $XA, $XB, $P", []>;
+
+ // VSX Vector Integer Arithmetic Instructions
+ def XVADDUWM : XX3Form_XTAB6<60, 131, (outs vsrc:$XT), (ins vsrc:$XA, vsrc:$XB),
+ "xvadduwm $XT, $XA, $XB", []>;
+ def XVADDUHM : XX3Form_XTAB6<60, 139, (outs vsrc:$XT), (ins vsrc:$XA, vsrc:$XB),
+ "xvadduhm $XT, $XA, $XB", []>;
+ def XVSUBUWM: XX3Form_XTAB6<60, 147, (outs vsrc:$XT), (ins vsrc:$XA, vsrc:$XB),
+ "xvsubuwm $XT, $XA, $XB", []>;
+ def XVSUBUHM: XX3Form_XTAB6<60, 155, (outs vsrc:$XT), (ins vsrc:$XA, vsrc:$XB),
+ "xvsubuhm $XT, $XA, $XB", []>;
+ def XVMULUWM: XX3Form_XTAB6<60, 163, (outs vsrc:$XT), (ins vsrc:$XA, vsrc:$XB),
+ "xvmuluwm $XT, $XA, $XB", []>;
+ def XVMULUHM: XX3Form_XTAB6<60, 171, (outs vsrc:$XT), (ins vsrc:$XA, vsrc:$XB),
+ "xvmuluhm $XT, $XA, $XB", []>;
+ def XVMULHSW: XX3Form_XTAB6<60, 179, (outs vsrc:$XT), (ins vsrc:$XA, vsrc:$XB),
+ "xvmulhsw $XT, $XA, $XB", []>;
+ def XVMULHSH: XX3Form_XTAB6<60, 187, (outs vsrc:$XT), (ins vsrc:$XA, vsrc:$XB),
+ "xvmulhsh $XT, $XA, $XB", []>;
+ def XVMULHUW: XX3Form_XTAB6<60, 114, (outs vsrc:$XT), (ins vsrc:$XA, vsrc:$XB),
+ "xvmulhuw $XT, $XA, $XB", []>;
+ def XVMULHUH: XX3Form_XTAB6<60, 122, (outs vsrc:$XT), (ins vsrc:$XA, vsrc:$XB),
+ "xvmulhuh $XT, $XA, $XB", []>;
}
//---------------------------- Anonymous Patterns ----------------------------//
diff --git a/llvm/test/MC/Disassembler/PowerPC/ppc-encoding-ISAFuture.txt b/llvm/test/MC/Disassembler/PowerPC/ppc-encoding-ISAFuture.txt
index a203c706fb44a..a34e7f54c2234 100644
--- a/llvm/test/MC/Disassembler/PowerPC/ppc-encoding-ISAFuture.txt
+++ b/llvm/test/MC/Disassembler/PowerPC/ppc-encoding-ISAFuture.txt
@@ -243,3 +243,33 @@
#CHECK: xxgfmul128gcm 7, 5, 4
0xf0,0xe5,0x26,0xd0
+
+#CHECK: xvadduwm 4, 5, 7
+0xf0,0x85,0x3c,0x18
+
+#CHECK: xvadduhm 4, 5, 7
+0xf0,0x85,0x3c,0x58
+
+#CHECK: xvsubuwm 4, 5, 7
+0xf0,0x85,0x3c,0x98
+
+#CHECK: xvsubuhm 4, 5, 7
+0xf0,0x85,0x3c,0xd8
+
+#CHECK: xvmuluwm 4, 5, 7
+0xf0,0x85,0x3d,0x18
+
+#CHECK: xvmuluhm 4, 5, 7
+0xf0,0x85,0x3d,0x58
+
+#CHECK: xvmulhsw 4, 5, 7
+0xf0,0x85,0x3d,0x98
+
+#CHECK: xvmulhsh 4, 5, 7
+0xf0,0x85,0x3d,0xd8
+
+#CHECK: xvmulhuw 4, 5, 7
+0xf0,0x85,0x3b,0x90
+
+#CHECK: xvmulhuh 4, 5, 7
+0xf0,0x85,0x3b,0xd0
diff --git a/llvm/test/MC/Disassembler/PowerPC/ppc64le-encoding-ISAFuture.txt b/llvm/test/MC/Disassembler/PowerPC/ppc64le-encoding-ISAFuture.txt
index 713015df90b91..9cefe2451b0e3 100644
--- a/llvm/test/MC/Disassembler/PowerPC/ppc64le-encoding-ISAFuture.txt
+++ b/llvm/test/MC/Disassembler/PowerPC/ppc64le-encoding-ISAFuture.txt
@@ -237,3 +237,33 @@
#CHECK: xxgfmul128gcm 7, 5, 4
0xd0,0x26,0xe5,0xf0
+
+#CHECK: xvadduwm 4, 5, 7
+0x18,0x3c,0x85,0xf0
+
+#CHECK: xvadduhm 4, 5, 7
+0x58,0x3c,0x85,0xf0
+
+#CHECK: xvsubuwm 4, 5, 7
+0x98,0x3c,0x85,0xf0
+
+#CHECK: xvsubuhm 4, 5, 7
+0xd8,0x3c,0x85,0xf0
+
+#CHECK: xvmuluwm 4, 5, 7
+0x18,0x3d,0x85,0xf0
+
+#CHECK: xvmuluhm 4, 5, 7
+0x58,0x3d,0x85,0xf0
+
+#CHECK: xvmulhsw 4, 5, 7
+0x98,0x3d,0x85,0xf0
+
+#CHECK: xvmulhsh 4, 5, 7
+0xd8,0x3d,0x85,0xf0
+
+#CHECK: xvmulhuw 4, 5, 7
+0x90,0x3b,0x85,0xf0
+
+#CHECK: xvmulhuh 4, 5, 7
+0xd0,0x3b,0x85,0xf0
diff --git a/llvm/test/MC/PowerPC/ppc-encoding-ISAFuture.s b/llvm/test/MC/PowerPC/ppc-encoding-ISAFuture.s
index 824716877d57f..f01d6fa697d89 100644
--- a/llvm/test/MC/PowerPC/ppc-encoding-ISAFuture.s
+++ b/llvm/test/MC/PowerPC/ppc-encoding-ISAFuture.s
@@ -346,3 +346,43 @@
xxgfmul128gcm 7, 5, 4
#CHECK-BE: xxgfmul128gcm 7, 5, 4 # encoding: [0xf0,0xe5,0x26,0xd0]
#CHECK-LE: xxgfmul128gcm 7, 5, 4 # encoding: [0xd0,0x26,0xe5,0xf0]
+
+ xvadduwm 4, 5, 7
+#CHECK-BE: xvadduwm 4, 5, 7 # encoding: [0xf0,0x85,0x3c,0x18]
+#CHECK-LE: xvadduwm 4, 5, 7 # encoding: [0x18,0x3c,0x85,0xf0]
+
+ xvadduhm 4, 5, 7
+#CHECK-BE: xvadduhm 4, 5, 7 # encoding: [0xf0,0x85,0x3c,0x58]
+#CHECK-LE: xvadduhm 4, 5, 7 # encoding: [0x58,0x3c,0x85,0xf0]
+
+ xvsubuwm 4, 5, 7
+#CHECK-BE: xvsubuwm 4, 5, 7 # encoding: [0xf0,0x85,0x3c,0x98]
+#CHECK-LE: xvsubuwm 4, 5, 7 # encoding: [0x98,0x3c,0x85,0xf0]
+
+ xvsubuhm 4, 5, 7
+#CHECK-BE: xvsubuhm 4, 5, 7 # encoding: [0xf0,0x85,0x3c,0xd8]
+#CHECK-LE: xvsubuhm 4, 5, 7 # encoding: [0xd8,0x3c,0x85,0xf0]
+
+ xvmuluwm 4, 5, 7
+#CHECK-BE: xvmuluwm 4, 5, 7 # encoding: [0xf0,0x85,0x3d,0x18]
+#CHECK-LE: xvmuluwm 4, 5, 7 # encoding: [0x18,0x3d,0x85,0xf0]
+
+ xvmuluhm 4, 5, 7
+#CHECK-BE: xvmuluhm 4, 5, 7 # encoding: [0xf0,0x85,0x3d,0x58]
+#CHECK-LE: xvmuluhm 4, 5, 7 # encoding: [0x58,0x3d,0x85,0xf0]
+
+ xvmulhsw 4, 5, 7
+#CHECK-BE: xvmulhsw 4, 5, 7 # encoding: [0xf0,0x85,0x3d,0x98]
+#CHECK-LE: xvmulhsw 4, 5, 7 # encoding: [0x98,0x3d,0x85,0xf0]
+
+ xvmulhsh 4, 5, 7
+#CHECK-BE: xvmulhsh 4, 5, 7 # encoding: [0xf0,0x85,0x3d,0xd8]
+#CHECK-LE: xvmulhsh 4, 5, 7 # encoding: [0xd8,0x3d,0x85,0xf0]
+
+ xvmulhuw 4, 5, 7
+#CHECK-BE: xvmulhuw 4, 5, 7 # encoding: [0xf0,0x85,0x3b,0x90]
+#CHECK-LE: xvmulhuw 4, 5, 7 # encoding: [0x90,0x3b,0x85,0xf0]
+
+ xvmulhuh 4, 5, 7
+#CHECK-BE: xvmulhuh 4, 5, 7 # encoding: [0xf0,0x85,0x3b,0xd0]
+#CHECK-LE: xvmulhuh 4, 5, 7 # encoding: [0xd0,0x3b,0x85,0xf0]
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