[llvm] [DAG] Add legalization handling for ABDS/ABDU (PR #92576)
Simon Pilgrim via llvm-commits
llvm-commits at lists.llvm.org
Thu Jul 25 08:36:39 PDT 2024
https://github.com/RKSimon updated https://github.com/llvm/llvm-project/pull/92576
>From b00e4b22e81242d5373dd717137721b643b4b720 Mon Sep 17 00:00:00 2001
From: Simon Pilgrim <llvm-dev at redking.me.uk>
Date: Fri, 17 May 2024 17:47:58 +0100
Subject: [PATCH 1/3] [DAG] Add legalization handling for ABDS/ABDU
Always match ABD patterns pre-legalization, and use TargetLowering::expandABD to expand again during legalization.
---
llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp | 12 +-
.../SelectionDAG/LegalizeIntegerTypes.cpp | 11 +
llvm/lib/CodeGen/SelectionDAG/LegalizeTypes.h | 1 +
.../SelectionDAG/LegalizeVectorTypes.cpp | 6 +
.../lib/CodeGen/SelectionDAG/SelectionDAG.cpp | 2 +
.../CodeGen/SelectionDAG/TargetLowering.cpp | 32 ++
llvm/test/CodeGen/AArch64/neon-abd.ll | 68 +--
llvm/test/CodeGen/AArch64/sve-aba.ll | 26 +-
llvm/test/CodeGen/AArch64/sve-abd.ll | 26 +-
llvm/test/CodeGen/AMDGPU/sad.ll | 6 +-
llvm/test/CodeGen/ARM/neon_vabd.ll | 163 +++----
llvm/test/CodeGen/PowerPC/ppc64-P9-vabsd.ll | 426 +++++++-----------
llvm/test/CodeGen/PowerPC/vec-zext-abdu.ll | 24 +-
llvm/test/CodeGen/RISCV/rvv/abd.ll | 20 +-
llvm/test/CodeGen/Thumb2/mve-vabdus.ll | 3 +-
llvm/test/CodeGen/X86/abds.ll | 74 ++-
llvm/test/CodeGen/X86/abdu.ll | 40 +-
17 files changed, 357 insertions(+), 583 deletions(-)
diff --git a/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp b/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
index 060e66175d965..ca57b4bfbbf04 100644
--- a/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
+++ b/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
@@ -4108,13 +4108,13 @@ SDValue DAGCombiner::visitSUB(SDNode *N) {
}
// smax(a,b) - smin(a,b) --> abds(a,b)
- if (hasOperation(ISD::ABDS, VT) &&
+ if ((!LegalOperations || hasOperation(ISD::ABDS, VT)) &&
sd_match(N0, m_SMax(m_Value(A), m_Value(B))) &&
sd_match(N1, m_SMin(m_Specific(A), m_Specific(B))))
return DAG.getNode(ISD::ABDS, DL, VT, A, B);
// umax(a,b) - umin(a,b) --> abdu(a,b)
- if (hasOperation(ISD::ABDU, VT) &&
+ if ((!LegalOperations || hasOperation(ISD::ABDU, VT)) &&
sd_match(N0, m_UMax(m_Value(A), m_Value(B))) &&
sd_match(N1, m_UMin(m_Specific(A), m_Specific(B))))
return DAG.getNode(ISD::ABDU, DL, VT, A, B);
@@ -10941,6 +10941,7 @@ SDValue DAGCombiner::foldABSToABD(SDNode *N, const SDLoc &DL) {
(Opc0 != ISD::ZERO_EXTEND && Opc0 != ISD::SIGN_EXTEND &&
Opc0 != ISD::SIGN_EXTEND_INREG)) {
// fold (abs (sub nsw x, y)) -> abds(x, y)
+ // Don't fold this for unsupported types as we lose the NSW handling.
if (AbsOp1->getFlags().hasNoSignedWrap() && hasOperation(ISD::ABDS, VT) &&
TLI.preferABDSToABSWithNSW(VT)) {
SDValue ABD = DAG.getNode(ISD::ABDS, DL, VT, Op0, Op1);
@@ -10963,7 +10964,8 @@ SDValue DAGCombiner::foldABSToABD(SDNode *N, const SDLoc &DL) {
// fold abs(zext(x) - zext(y)) -> zext(abdu(x, y))
EVT MaxVT = VT0.bitsGT(VT1) ? VT0 : VT1;
if ((VT0 == MaxVT || Op0->hasOneUse()) &&
- (VT1 == MaxVT || Op1->hasOneUse()) && hasOperation(ABDOpcode, MaxVT)) {
+ (VT1 == MaxVT || Op1->hasOneUse()) &&
+ (!LegalOperations || hasOperation(ABDOpcode, MaxVT))) {
SDValue ABD = DAG.getNode(ABDOpcode, DL, MaxVT,
DAG.getNode(ISD::TRUNCATE, DL, MaxVT, Op0),
DAG.getNode(ISD::TRUNCATE, DL, MaxVT, Op1));
@@ -10973,7 +10975,7 @@ SDValue DAGCombiner::foldABSToABD(SDNode *N, const SDLoc &DL) {
// fold abs(sext(x) - sext(y)) -> abds(sext(x), sext(y))
// fold abs(zext(x) - zext(y)) -> abdu(zext(x), zext(y))
- if (hasOperation(ABDOpcode, VT)) {
+ if (!LegalOperations || hasOperation(ABDOpcode, VT)) {
SDValue ABD = DAG.getNode(ABDOpcode, DL, VT, Op0, Op1);
return DAG.getZExtOrTrunc(ABD, DL, SrcVT);
}
@@ -12395,7 +12397,7 @@ SDValue DAGCombiner::visitVSELECT(SDNode *N) {
N1.getOperand(1) == N2.getOperand(0)) {
bool IsSigned = isSignedIntSetCC(CC);
unsigned ABDOpc = IsSigned ? ISD::ABDS : ISD::ABDU;
- if (hasOperation(ABDOpc, VT)) {
+ if (!LegalOperations || hasOperation(ABDOpc, VT)) {
switch (CC) {
case ISD::SETGT:
case ISD::SETGE:
diff --git a/llvm/lib/CodeGen/SelectionDAG/LegalizeIntegerTypes.cpp b/llvm/lib/CodeGen/SelectionDAG/LegalizeIntegerTypes.cpp
index af77b0070df0a..1b4c5e7c48489 100644
--- a/llvm/lib/CodeGen/SelectionDAG/LegalizeIntegerTypes.cpp
+++ b/llvm/lib/CodeGen/SelectionDAG/LegalizeIntegerTypes.cpp
@@ -192,8 +192,10 @@ void DAGTypeLegalizer::PromoteIntegerResult(SDNode *N, unsigned ResNo) {
case ISD::VP_SUB:
case ISD::VP_MUL: Res = PromoteIntRes_SimpleIntBinOp(N); break;
+ case ISD::ABDS:
case ISD::AVGCEILS:
case ISD::AVGFLOORS:
+
case ISD::VP_SMIN:
case ISD::VP_SMAX:
case ISD::SDIV:
@@ -201,8 +203,10 @@ void DAGTypeLegalizer::PromoteIntegerResult(SDNode *N, unsigned ResNo) {
case ISD::VP_SDIV:
case ISD::VP_SREM: Res = PromoteIntRes_SExtIntBinOp(N); break;
+ case ISD::ABDU:
case ISD::AVGCEILU:
case ISD::AVGFLOORU:
+
case ISD::VP_UMIN:
case ISD::VP_UMAX:
case ISD::UDIV:
@@ -2788,6 +2792,8 @@ void DAGTypeLegalizer::ExpandIntegerResult(SDNode *N, unsigned ResNo) {
case ISD::PARITY: ExpandIntRes_PARITY(N, Lo, Hi); break;
case ISD::Constant: ExpandIntRes_Constant(N, Lo, Hi); break;
case ISD::ABS: ExpandIntRes_ABS(N, Lo, Hi); break;
+ case ISD::ABDS:
+ case ISD::ABDU: ExpandIntRes_ABD(N, Lo, Hi); break;
case ISD::CTLZ_ZERO_UNDEF:
case ISD::CTLZ: ExpandIntRes_CTLZ(N, Lo, Hi); break;
case ISD::CTPOP: ExpandIntRes_CTPOP(N, Lo, Hi); break;
@@ -3847,6 +3853,11 @@ void DAGTypeLegalizer::ExpandIntRes_CTLZ(SDNode *N,
Hi = DAG.getConstant(0, dl, NVT);
}
+void DAGTypeLegalizer::ExpandIntRes_ABD(SDNode *N, SDValue &Lo, SDValue &Hi) {
+ SDValue Result = TLI.expandABD(N, DAG);
+ SplitInteger(Result, Lo, Hi);
+}
+
void DAGTypeLegalizer::ExpandIntRes_CTPOP(SDNode *N,
SDValue &Lo, SDValue &Hi) {
SDLoc dl(N);
diff --git a/llvm/lib/CodeGen/SelectionDAG/LegalizeTypes.h b/llvm/lib/CodeGen/SelectionDAG/LegalizeTypes.h
index d4e61c8588901..3a49a8ff10860 100644
--- a/llvm/lib/CodeGen/SelectionDAG/LegalizeTypes.h
+++ b/llvm/lib/CodeGen/SelectionDAG/LegalizeTypes.h
@@ -448,6 +448,7 @@ class LLVM_LIBRARY_VISIBILITY DAGTypeLegalizer {
void ExpandIntRes_AssertZext (SDNode *N, SDValue &Lo, SDValue &Hi);
void ExpandIntRes_Constant (SDNode *N, SDValue &Lo, SDValue &Hi);
void ExpandIntRes_ABS (SDNode *N, SDValue &Lo, SDValue &Hi);
+ void ExpandIntRes_ABD (SDNode *N, SDValue &Lo, SDValue &Hi);
void ExpandIntRes_CTLZ (SDNode *N, SDValue &Lo, SDValue &Hi);
void ExpandIntRes_CTPOP (SDNode *N, SDValue &Lo, SDValue &Hi);
void ExpandIntRes_CTTZ (SDNode *N, SDValue &Lo, SDValue &Hi);
diff --git a/llvm/lib/CodeGen/SelectionDAG/LegalizeVectorTypes.cpp b/llvm/lib/CodeGen/SelectionDAG/LegalizeVectorTypes.cpp
index 92b62ccdc2755..c7ecd4826c334 100644
--- a/llvm/lib/CodeGen/SelectionDAG/LegalizeVectorTypes.cpp
+++ b/llvm/lib/CodeGen/SelectionDAG/LegalizeVectorTypes.cpp
@@ -147,6 +147,8 @@ void DAGTypeLegalizer::ScalarizeVectorResult(SDNode *N, unsigned ResNo) {
case ISD::FMINIMUM:
case ISD::FMAXIMUM:
case ISD::FLDEXP:
+ case ISD::ABDS:
+ case ISD::ABDU:
case ISD::SMIN:
case ISD::SMAX:
case ISD::UMIN:
@@ -1233,6 +1235,8 @@ void DAGTypeLegalizer::SplitVectorResult(SDNode *N, unsigned ResNo) {
case ISD::MUL: case ISD::VP_MUL:
case ISD::MULHS:
case ISD::MULHU:
+ case ISD::ABDS:
+ case ISD::ABDU:
case ISD::AVGCEILS:
case ISD::AVGCEILU:
case ISD::AVGFLOORS:
@@ -4368,6 +4372,8 @@ void DAGTypeLegalizer::WidenVectorResult(SDNode *N, unsigned ResNo) {
case ISD::MUL: case ISD::VP_MUL:
case ISD::MULHS:
case ISD::MULHU:
+ case ISD::ABDS:
+ case ISD::ABDU:
case ISD::OR: case ISD::VP_OR:
case ISD::SUB: case ISD::VP_SUB:
case ISD::XOR: case ISD::VP_XOR:
diff --git a/llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp b/llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
index bbc44a4716405..0580c5314ed4d 100644
--- a/llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
+++ b/llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
@@ -7019,6 +7019,8 @@ SDValue SelectionDAG::getNode(unsigned Opcode, const SDLoc &DL, EVT VT,
assert(VT.isInteger() && "This operator does not apply to FP types!");
assert(N1.getValueType() == N2.getValueType() &&
N1.getValueType() == VT && "Binary operator types must match!");
+ if (VT.isVector() && VT.getVectorElementType() == MVT::i1)
+ return getNode(ISD::XOR, DL, VT, N1, N2);
break;
case ISD::SMIN:
case ISD::UMAX:
diff --git a/llvm/lib/CodeGen/SelectionDAG/TargetLowering.cpp b/llvm/lib/CodeGen/SelectionDAG/TargetLowering.cpp
index 140c97ccd90ba..70acf796785f5 100644
--- a/llvm/lib/CodeGen/SelectionDAG/TargetLowering.cpp
+++ b/llvm/lib/CodeGen/SelectionDAG/TargetLowering.cpp
@@ -9277,6 +9277,21 @@ SDValue TargetLowering::expandABD(SDNode *N, SelectionDAG &DAG) const {
DAG.getNode(ISD::USUBSAT, dl, VT, LHS, RHS),
DAG.getNode(ISD::USUBSAT, dl, VT, RHS, LHS));
+ // If the subtract doesn't overflow then just use abs(sub())
+ // NOTE: don't use frozen operands for value tracking.
+ bool IsNonNegative = DAG.SignBitIsZero(N->getOperand(0)) &&
+ DAG.SignBitIsZero(N->getOperand(1));
+
+ if (DAG.willNotOverflowSub(IsSigned || IsNonNegative, N->getOperand(0),
+ N->getOperand(1)))
+ return DAG.getNode(ISD::ABS, dl, VT,
+ DAG.getNode(ISD::SUB, dl, VT, LHS, RHS));
+
+ if (DAG.willNotOverflowSub(IsSigned || IsNonNegative, N->getOperand(1),
+ N->getOperand(0)))
+ return DAG.getNode(ISD::ABS, dl, VT,
+ DAG.getNode(ISD::SUB, dl, VT, RHS, LHS));
+
EVT CCVT = getSetCCResultType(DAG.getDataLayout(), *DAG.getContext(), VT);
ISD::CondCode CC = IsSigned ? ISD::CondCode::SETGT : ISD::CondCode::SETUGT;
SDValue Cmp = DAG.getSetCC(dl, CCVT, LHS, RHS, CC);
@@ -9290,6 +9305,23 @@ SDValue TargetLowering::expandABD(SDNode *N, SelectionDAG &DAG) const {
return DAG.getNode(ISD::SUB, dl, VT, Cmp, Xor);
}
+ // Similar to the branchless expansion, use the (sign-extended) usubo overflow
+ // flag if the (scalar) type is illegal as this is more likely to legalize
+ // cleanly:
+ // abdu(lhs, rhs) -> sub(xor(sub(lhs, rhs), uof(lhs, rhs)), uof(lhs, rhs))
+ if (!IsSigned && VT.isScalarInteger() && !isTypeLegal(VT)) {
+ SDValue USubO =
+ DAG.getNode(ISD::USUBO, dl, DAG.getVTList(VT, MVT::i1), {LHS, RHS});
+ SDValue Cmp = DAG.getNode(ISD::SIGN_EXTEND, dl, VT, USubO.getValue(1));
+ SDValue Xor = DAG.getNode(ISD::XOR, dl, VT, USubO.getValue(0), Cmp);
+ return DAG.getNode(ISD::SUB, dl, VT, Xor, Cmp);
+ }
+
+ // FIXME: Should really try to split the vector in case it's legal on a
+ // subvector.
+ if (VT.isVector() && !isOperationLegalOrCustom(ISD::VSELECT, VT))
+ return DAG.UnrollVectorOp(N);
+
// abds(lhs, rhs) -> select(sgt(lhs,rhs), sub(lhs,rhs), sub(rhs,lhs))
// abdu(lhs, rhs) -> select(ugt(lhs,rhs), sub(lhs,rhs), sub(rhs,lhs))
return DAG.getSelect(dl, VT, Cmp, DAG.getNode(ISD::SUB, dl, VT, LHS, RHS),
diff --git a/llvm/test/CodeGen/AArch64/neon-abd.ll b/llvm/test/CodeGen/AArch64/neon-abd.ll
index 18364bdecee02..314edd2fc81a7 100644
--- a/llvm/test/CodeGen/AArch64/neon-abd.ll
+++ b/llvm/test/CodeGen/AArch64/neon-abd.ll
@@ -49,10 +49,10 @@ define <4 x i16> @sabd_4h(<4 x i16> %a, <4 x i16> %b) #0 {
define <4 x i16> @sabd_4h_promoted_ops(<4 x i8> %a, <4 x i8> %b) #0 {
; CHECK-LABEL: sabd_4h_promoted_ops:
; CHECK: // %bb.0:
-; CHECK-NEXT: shl v0.4h, v0.4h, #8
; CHECK-NEXT: shl v1.4h, v1.4h, #8
-; CHECK-NEXT: sshr v0.4h, v0.4h, #8
+; CHECK-NEXT: shl v0.4h, v0.4h, #8
; CHECK-NEXT: sshr v1.4h, v1.4h, #8
+; CHECK-NEXT: sshr v0.4h, v0.4h, #8
; CHECK-NEXT: sabd v0.4h, v0.4h, v1.4h
; CHECK-NEXT: ret
%a.sext = sext <4 x i8> %a to <4 x i16>
@@ -103,10 +103,10 @@ define <2 x i32> @sabd_2s(<2 x i32> %a, <2 x i32> %b) #0 {
define <2 x i32> @sabd_2s_promoted_ops(<2 x i16> %a, <2 x i16> %b) #0 {
; CHECK-LABEL: sabd_2s_promoted_ops:
; CHECK: // %bb.0:
-; CHECK-NEXT: shl v0.2s, v0.2s, #16
; CHECK-NEXT: shl v1.2s, v1.2s, #16
-; CHECK-NEXT: sshr v0.2s, v0.2s, #16
+; CHECK-NEXT: shl v0.2s, v0.2s, #16
; CHECK-NEXT: sshr v1.2s, v1.2s, #16
+; CHECK-NEXT: sshr v0.2s, v0.2s, #16
; CHECK-NEXT: sabd v0.2s, v0.2s, v1.2s
; CHECK-NEXT: ret
%a.sext = sext <2 x i16> %a to <2 x i32>
@@ -144,27 +144,10 @@ define <4 x i32> @sabd_4s_promoted_ops(<4 x i16> %a, <4 x i16> %b) #0 {
define <2 x i64> @sabd_2d(<2 x i64> %a, <2 x i64> %b) #0 {
; CHECK-LABEL: sabd_2d:
; CHECK: // %bb.0:
-; CHECK-NEXT: mov x8, v0.d[1]
-; CHECK-NEXT: mov x9, v1.d[1]
-; CHECK-NEXT: fmov x10, d0
-; CHECK-NEXT: fmov x12, d1
-; CHECK-NEXT: asr x14, x10, #63
-; CHECK-NEXT: asr x11, x8, #63
-; CHECK-NEXT: asr x13, x9, #63
-; CHECK-NEXT: asr x15, x12, #63
-; CHECK-NEXT: subs x8, x8, x9
-; CHECK-NEXT: sbc x9, x11, x13
-; CHECK-NEXT: subs x10, x10, x12
-; CHECK-NEXT: sbc x11, x14, x15
-; CHECK-NEXT: asr x9, x9, #63
-; CHECK-NEXT: asr x11, x11, #63
-; CHECK-NEXT: eor x8, x8, x9
-; CHECK-NEXT: eor x10, x10, x11
-; CHECK-NEXT: sub x8, x8, x9
-; CHECK-NEXT: sub x10, x10, x11
-; CHECK-NEXT: fmov d1, x8
-; CHECK-NEXT: fmov d0, x10
-; CHECK-NEXT: mov v0.d[1], v1.d[0]
+; CHECK-NEXT: cmgt v2.2d, v0.2d, v1.2d
+; CHECK-NEXT: sub v0.2d, v0.2d, v1.2d
+; CHECK-NEXT: eor v0.16b, v0.16b, v2.16b
+; CHECK-NEXT: sub v0.2d, v2.2d, v0.2d
; CHECK-NEXT: ret
%a.sext = sext <2 x i64> %a to <2 x i128>
%b.sext = sext <2 x i64> %b to <2 x i128>
@@ -232,8 +215,8 @@ define <4 x i16> @uabd_4h(<4 x i16> %a, <4 x i16> %b) #0 {
define <4 x i16> @uabd_4h_promoted_ops(<4 x i8> %a, <4 x i8> %b) #0 {
; CHECK-LABEL: uabd_4h_promoted_ops:
; CHECK: // %bb.0:
-; CHECK-NEXT: bic v0.4h, #255, lsl #8
; CHECK-NEXT: bic v1.4h, #255, lsl #8
+; CHECK-NEXT: bic v0.4h, #255, lsl #8
; CHECK-NEXT: uabd v0.4h, v0.4h, v1.4h
; CHECK-NEXT: ret
%a.zext = zext <4 x i8> %a to <4 x i16>
@@ -285,8 +268,8 @@ define <2 x i32> @uabd_2s_promoted_ops(<2 x i16> %a, <2 x i16> %b) #0 {
; CHECK-LABEL: uabd_2s_promoted_ops:
; CHECK: // %bb.0:
; CHECK-NEXT: movi d2, #0x00ffff0000ffff
-; CHECK-NEXT: and v0.8b, v0.8b, v2.8b
; CHECK-NEXT: and v1.8b, v1.8b, v2.8b
+; CHECK-NEXT: and v0.8b, v0.8b, v2.8b
; CHECK-NEXT: uabd v0.2s, v0.2s, v1.2s
; CHECK-NEXT: ret
%a.zext = zext <2 x i16> %a to <2 x i32>
@@ -324,21 +307,9 @@ define <4 x i32> @uabd_4s_promoted_ops(<4 x i16> %a, <4 x i16> %b) #0 {
define <2 x i64> @uabd_2d(<2 x i64> %a, <2 x i64> %b) #0 {
; CHECK-LABEL: uabd_2d:
; CHECK: // %bb.0:
-; CHECK-NEXT: mov x8, v0.d[1]
-; CHECK-NEXT: mov x9, v1.d[1]
-; CHECK-NEXT: fmov x10, d0
-; CHECK-NEXT: fmov x11, d1
-; CHECK-NEXT: subs x8, x8, x9
-; CHECK-NEXT: ngc x9, xzr
-; CHECK-NEXT: subs x10, x10, x11
-; CHECK-NEXT: ngc x11, xzr
-; CHECK-NEXT: eor x8, x8, x9
-; CHECK-NEXT: eor x10, x10, x11
-; CHECK-NEXT: sub x8, x8, x9
-; CHECK-NEXT: sub x10, x10, x11
-; CHECK-NEXT: fmov d1, x8
-; CHECK-NEXT: fmov d0, x10
-; CHECK-NEXT: mov v0.d[1], v1.d[0]
+; CHECK-NEXT: uqsub v2.2d, v1.2d, v0.2d
+; CHECK-NEXT: uqsub v0.2d, v0.2d, v1.2d
+; CHECK-NEXT: orr v0.16b, v0.16b, v2.16b
; CHECK-NEXT: ret
%a.zext = zext <2 x i64> %a to <2 x i128>
%b.zext = zext <2 x i64> %b to <2 x i128>
@@ -482,9 +453,8 @@ define <2 x i64> @smaxmin_v2i64(<2 x i64> %0, <2 x i64> %1) {
; CHECK-LABEL: smaxmin_v2i64:
; CHECK: // %bb.0:
; CHECK-NEXT: cmgt v2.2d, v0.2d, v1.2d
-; CHECK-NEXT: cmgt v3.2d, v1.2d, v0.2d
-; CHECK-NEXT: bsl v2.16b, v0.16b, v1.16b
-; CHECK-NEXT: bif v0.16b, v1.16b, v3.16b
+; CHECK-NEXT: sub v0.2d, v0.2d, v1.2d
+; CHECK-NEXT: eor v0.16b, v0.16b, v2.16b
; CHECK-NEXT: sub v0.2d, v2.2d, v0.2d
; CHECK-NEXT: ret
%a = tail call <2 x i64> @llvm.smax.v2i64(<2 x i64> %0, <2 x i64> %1)
@@ -529,11 +499,9 @@ define <4 x i32> @umaxmin_v4i32(<4 x i32> %0, <4 x i32> %1) {
define <2 x i64> @umaxmin_v2i64(<2 x i64> %0, <2 x i64> %1) {
; CHECK-LABEL: umaxmin_v2i64:
; CHECK: // %bb.0:
-; CHECK-NEXT: cmhi v2.2d, v0.2d, v1.2d
-; CHECK-NEXT: cmhi v3.2d, v1.2d, v0.2d
-; CHECK-NEXT: bsl v2.16b, v0.16b, v1.16b
-; CHECK-NEXT: bif v0.16b, v1.16b, v3.16b
-; CHECK-NEXT: sub v0.2d, v2.2d, v0.2d
+; CHECK-NEXT: uqsub v2.2d, v1.2d, v0.2d
+; CHECK-NEXT: uqsub v0.2d, v0.2d, v1.2d
+; CHECK-NEXT: orr v0.16b, v0.16b, v2.16b
; CHECK-NEXT: ret
%a = tail call <2 x i64> @llvm.umax.v2i64(<2 x i64> %0, <2 x i64> %1)
%b = tail call <2 x i64> @llvm.umin.v2i64(<2 x i64> %0, <2 x i64> %1)
diff --git a/llvm/test/CodeGen/AArch64/sve-aba.ll b/llvm/test/CodeGen/AArch64/sve-aba.ll
index 6859f7d017044..ffb3e2d658364 100644
--- a/llvm/test/CodeGen/AArch64/sve-aba.ll
+++ b/llvm/test/CodeGen/AArch64/sve-aba.ll
@@ -24,9 +24,10 @@ define <vscale x 16 x i8> @saba_b(<vscale x 16 x i8> %a, <vscale x 16 x i8> %b,
define <vscale x 16 x i8> @saba_b_promoted_ops(<vscale x 16 x i8> %a, <vscale x 16 x i1> %b, <vscale x 16 x i1> %c) #0 {
; CHECK-LABEL: saba_b_promoted_ops:
; CHECK: // %bb.0:
-; CHECK-NEXT: mov z1.b, p0/z, #-1 // =0xffffffffffffffff
-; CHECK-NEXT: mov z2.b, p1/z, #-1 // =0xffffffffffffffff
-; CHECK-NEXT: saba z0.b, z1.b, z2.b
+; CHECK-NEXT: ptrue p2.b
+; CHECK-NEXT: mov z1.b, #1 // =0x1
+; CHECK-NEXT: eor p0.b, p2/z, p0.b, p1.b
+; CHECK-NEXT: add z0.b, p0/m, z0.b, z1.b
; CHECK-NEXT: ret
%b.sext = sext <vscale x 16 x i1> %b to <vscale x 16 x i8>
%c.sext = sext <vscale x 16 x i1> %c to <vscale x 16 x i8>
@@ -75,8 +76,8 @@ define <vscale x 8 x i16> @saba_h_promoted_ops(<vscale x 8 x i16> %a, <vscale x
; CHECK-LABEL: saba_h_promoted_ops:
; CHECK: // %bb.0:
; CHECK-NEXT: ptrue p0.h
-; CHECK-NEXT: sxtb z1.h, p0/m, z1.h
; CHECK-NEXT: sxtb z2.h, p0/m, z2.h
+; CHECK-NEXT: sxtb z1.h, p0/m, z1.h
; CHECK-NEXT: saba z0.h, z1.h, z2.h
; CHECK-NEXT: ret
%b.sext = sext <vscale x 8 x i8> %b to <vscale x 8 x i16>
@@ -126,8 +127,8 @@ define <vscale x 4 x i32> @saba_s_promoted_ops(<vscale x 4 x i32> %a, <vscale x
; CHECK-LABEL: saba_s_promoted_ops:
; CHECK: // %bb.0:
; CHECK-NEXT: ptrue p0.s
-; CHECK-NEXT: sxth z1.s, p0/m, z1.s
; CHECK-NEXT: sxth z2.s, p0/m, z2.s
+; CHECK-NEXT: sxth z1.s, p0/m, z1.s
; CHECK-NEXT: saba z0.s, z1.s, z2.s
; CHECK-NEXT: ret
%b.sext = sext <vscale x 4 x i16> %b to <vscale x 4 x i32>
@@ -177,8 +178,8 @@ define <vscale x 2 x i64> @saba_d_promoted_ops(<vscale x 2 x i64> %a, <vscale x
; CHECK-LABEL: saba_d_promoted_ops:
; CHECK: // %bb.0:
; CHECK-NEXT: ptrue p0.d
-; CHECK-NEXT: sxtw z1.d, p0/m, z1.d
; CHECK-NEXT: sxtw z2.d, p0/m, z2.d
+; CHECK-NEXT: sxtw z1.d, p0/m, z1.d
; CHECK-NEXT: saba z0.d, z1.d, z2.d
; CHECK-NEXT: ret
%b.sext = sext <vscale x 2 x i32> %b to <vscale x 2 x i64>
@@ -231,9 +232,10 @@ define <vscale x 16 x i8> @uaba_b(<vscale x 16 x i8> %a, <vscale x 16 x i8> %b,
define <vscale x 16 x i8> @uaba_b_promoted_ops(<vscale x 16 x i8> %a, <vscale x 16 x i1> %b, <vscale x 16 x i1> %c) #0 {
; CHECK-LABEL: uaba_b_promoted_ops:
; CHECK: // %bb.0:
-; CHECK-NEXT: mov z1.b, p0/z, #1 // =0x1
-; CHECK-NEXT: mov z2.b, p1/z, #1 // =0x1
-; CHECK-NEXT: uaba z0.b, z1.b, z2.b
+; CHECK-NEXT: ptrue p2.b
+; CHECK-NEXT: mov z1.b, #1 // =0x1
+; CHECK-NEXT: eor p0.b, p2/z, p0.b, p1.b
+; CHECK-NEXT: add z0.b, p0/m, z0.b, z1.b
; CHECK-NEXT: ret
%b.zext = zext <vscale x 16 x i1> %b to <vscale x 16 x i8>
%c.zext = zext <vscale x 16 x i1> %c to <vscale x 16 x i8>
@@ -281,8 +283,8 @@ define <vscale x 8 x i16> @uaba_h(<vscale x 8 x i16> %a, <vscale x 8 x i16> %b,
define <vscale x 8 x i16> @uaba_h_promoted_ops(<vscale x 8 x i16> %a, <vscale x 8 x i8> %b, <vscale x 8 x i8> %c) #0 {
; CHECK-LABEL: uaba_h_promoted_ops:
; CHECK: // %bb.0:
-; CHECK-NEXT: and z1.h, z1.h, #0xff
; CHECK-NEXT: and z2.h, z2.h, #0xff
+; CHECK-NEXT: and z1.h, z1.h, #0xff
; CHECK-NEXT: uaba z0.h, z1.h, z2.h
; CHECK-NEXT: ret
%b.zext = zext <vscale x 8 x i8> %b to <vscale x 8 x i16>
@@ -331,8 +333,8 @@ define <vscale x 4 x i32> @uaba_s(<vscale x 4 x i32> %a, <vscale x 4 x i32> %b,
define <vscale x 4 x i32> @uaba_s_promoted_ops(<vscale x 4 x i32> %a, <vscale x 4 x i16> %b, <vscale x 4 x i16> %c) #0 {
; CHECK-LABEL: uaba_s_promoted_ops:
; CHECK: // %bb.0:
-; CHECK-NEXT: and z1.s, z1.s, #0xffff
; CHECK-NEXT: and z2.s, z2.s, #0xffff
+; CHECK-NEXT: and z1.s, z1.s, #0xffff
; CHECK-NEXT: uaba z0.s, z1.s, z2.s
; CHECK-NEXT: ret
%b.zext = zext <vscale x 4 x i16> %b to <vscale x 4 x i32>
@@ -381,8 +383,8 @@ define <vscale x 2 x i64> @uaba_d(<vscale x 2 x i64> %a, <vscale x 2 x i64> %b,
define <vscale x 2 x i64> @uaba_d_promoted_ops(<vscale x 2 x i64> %a, <vscale x 2 x i32> %b, <vscale x 2 x i32> %c) #0 {
; CHECK-LABEL: uaba_d_promoted_ops:
; CHECK: // %bb.0:
-; CHECK-NEXT: and z1.d, z1.d, #0xffffffff
; CHECK-NEXT: and z2.d, z2.d, #0xffffffff
+; CHECK-NEXT: and z1.d, z1.d, #0xffffffff
; CHECK-NEXT: uaba z0.d, z1.d, z2.d
; CHECK-NEXT: ret
%b.zext = zext <vscale x 2 x i32> %b to <vscale x 2 x i64>
diff --git a/llvm/test/CodeGen/AArch64/sve-abd.ll b/llvm/test/CodeGen/AArch64/sve-abd.ll
index 7b492229e3d23..72790155d046f 100644
--- a/llvm/test/CodeGen/AArch64/sve-abd.ll
+++ b/llvm/test/CodeGen/AArch64/sve-abd.ll
@@ -24,10 +24,9 @@ define <vscale x 16 x i8> @sabd_b(<vscale x 16 x i8> %a, <vscale x 16 x i8> %b)
define <vscale x 16 x i8> @sabd_b_promoted_ops(<vscale x 16 x i1> %a, <vscale x 16 x i1> %b) #0 {
; CHECK-LABEL: sabd_b_promoted_ops:
; CHECK: // %bb.0:
-; CHECK-NEXT: mov z0.b, p0/z, #-1 // =0xffffffffffffffff
-; CHECK-NEXT: mov z1.b, p1/z, #-1 // =0xffffffffffffffff
-; CHECK-NEXT: ptrue p0.b
-; CHECK-NEXT: sabd z0.b, p0/m, z0.b, z1.b
+; CHECK-NEXT: ptrue p2.b
+; CHECK-NEXT: eor p0.b, p2/z, p0.b, p1.b
+; CHECK-NEXT: mov z0.b, p0/z, #1 // =0x1
; CHECK-NEXT: ret
%a.sext = sext <vscale x 16 x i1> %a to <vscale x 16 x i8>
%b.sext = sext <vscale x 16 x i1> %b to <vscale x 16 x i8>
@@ -54,8 +53,8 @@ define <vscale x 8 x i16> @sabd_h_promoted_ops(<vscale x 8 x i8> %a, <vscale x 8
; CHECK-LABEL: sabd_h_promoted_ops:
; CHECK: // %bb.0:
; CHECK-NEXT: ptrue p0.h
-; CHECK-NEXT: sxtb z0.h, p0/m, z0.h
; CHECK-NEXT: sxtb z1.h, p0/m, z1.h
+; CHECK-NEXT: sxtb z0.h, p0/m, z0.h
; CHECK-NEXT: sabd z0.h, p0/m, z0.h, z1.h
; CHECK-NEXT: ret
%a.sext = sext <vscale x 8 x i8> %a to <vscale x 8 x i16>
@@ -83,8 +82,8 @@ define <vscale x 4 x i32> @sabd_s_promoted_ops(<vscale x 4 x i16> %a, <vscale x
; CHECK-LABEL: sabd_s_promoted_ops:
; CHECK: // %bb.0:
; CHECK-NEXT: ptrue p0.s
-; CHECK-NEXT: sxth z0.s, p0/m, z0.s
; CHECK-NEXT: sxth z1.s, p0/m, z1.s
+; CHECK-NEXT: sxth z0.s, p0/m, z0.s
; CHECK-NEXT: sabd z0.s, p0/m, z0.s, z1.s
; CHECK-NEXT: ret
%a.sext = sext <vscale x 4 x i16> %a to <vscale x 4 x i32>
@@ -112,8 +111,8 @@ define <vscale x 2 x i64> @sabd_d_promoted_ops(<vscale x 2 x i32> %a, <vscale x
; CHECK-LABEL: sabd_d_promoted_ops:
; CHECK: // %bb.0:
; CHECK-NEXT: ptrue p0.d
-; CHECK-NEXT: sxtw z0.d, p0/m, z0.d
; CHECK-NEXT: sxtw z1.d, p0/m, z1.d
+; CHECK-NEXT: sxtw z0.d, p0/m, z0.d
; CHECK-NEXT: sabd z0.d, p0/m, z0.d, z1.d
; CHECK-NEXT: ret
%a.sext = sext <vscale x 2 x i32> %a to <vscale x 2 x i64>
@@ -144,10 +143,9 @@ define <vscale x 16 x i8> @uabd_b(<vscale x 16 x i8> %a, <vscale x 16 x i8> %b)
define <vscale x 16 x i8> @uabd_b_promoted_ops(<vscale x 16 x i1> %a, <vscale x 16 x i1> %b) #0 {
; CHECK-LABEL: uabd_b_promoted_ops:
; CHECK: // %bb.0:
+; CHECK-NEXT: ptrue p2.b
+; CHECK-NEXT: eor p0.b, p2/z, p0.b, p1.b
; CHECK-NEXT: mov z0.b, p0/z, #1 // =0x1
-; CHECK-NEXT: mov z1.b, p1/z, #1 // =0x1
-; CHECK-NEXT: ptrue p0.b
-; CHECK-NEXT: uabd z0.b, p0/m, z0.b, z1.b
; CHECK-NEXT: ret
%a.zext = zext <vscale x 16 x i1> %a to <vscale x 16 x i8>
%b.zext = zext <vscale x 16 x i1> %b to <vscale x 16 x i8>
@@ -173,8 +171,8 @@ define <vscale x 8 x i16> @uabd_h(<vscale x 8 x i16> %a, <vscale x 8 x i16> %b)
define <vscale x 8 x i16> @uabd_h_promoted_ops(<vscale x 8 x i8> %a, <vscale x 8 x i8> %b) #0 {
; CHECK-LABEL: uabd_h_promoted_ops:
; CHECK: // %bb.0:
-; CHECK-NEXT: and z0.h, z0.h, #0xff
; CHECK-NEXT: and z1.h, z1.h, #0xff
+; CHECK-NEXT: and z0.h, z0.h, #0xff
; CHECK-NEXT: ptrue p0.h
; CHECK-NEXT: uabd z0.h, p0/m, z0.h, z1.h
; CHECK-NEXT: ret
@@ -202,8 +200,8 @@ define <vscale x 4 x i32> @uabd_s(<vscale x 4 x i32> %a, <vscale x 4 x i32> %b)
define <vscale x 4 x i32> @uabd_s_promoted_ops(<vscale x 4 x i16> %a, <vscale x 4 x i16> %b) #0 {
; CHECK-LABEL: uabd_s_promoted_ops:
; CHECK: // %bb.0:
-; CHECK-NEXT: and z0.s, z0.s, #0xffff
; CHECK-NEXT: and z1.s, z1.s, #0xffff
+; CHECK-NEXT: and z0.s, z0.s, #0xffff
; CHECK-NEXT: ptrue p0.s
; CHECK-NEXT: uabd z0.s, p0/m, z0.s, z1.s
; CHECK-NEXT: ret
@@ -231,8 +229,8 @@ define <vscale x 2 x i64> @uabd_d(<vscale x 2 x i64> %a, <vscale x 2 x i64> %b)
define <vscale x 2 x i64> @uabd_d_promoted_ops(<vscale x 2 x i32> %a, <vscale x 2 x i32> %b) #0 {
; CHECK-LABEL: uabd_d_promoted_ops:
; CHECK: // %bb.0:
-; CHECK-NEXT: and z0.d, z0.d, #0xffffffff
; CHECK-NEXT: and z1.d, z1.d, #0xffffffff
+; CHECK-NEXT: and z0.d, z0.d, #0xffffffff
; CHECK-NEXT: ptrue p0.d
; CHECK-NEXT: uabd z0.d, p0/m, z0.d, z1.d
; CHECK-NEXT: ret
@@ -265,8 +263,8 @@ define <vscale x 4 x i32> @uabd_non_matching_extension(<vscale x 4 x i32> %a, <v
define <vscale x 4 x i32> @uabd_non_matching_promoted_ops(<vscale x 4 x i8> %a, <vscale x 4 x i16> %b) #0 {
; CHECK-LABEL: uabd_non_matching_promoted_ops:
; CHECK: // %bb.0:
-; CHECK-NEXT: and z0.s, z0.s, #0xff
; CHECK-NEXT: and z1.s, z1.s, #0xffff
+; CHECK-NEXT: and z0.s, z0.s, #0xff
; CHECK-NEXT: ptrue p0.s
; CHECK-NEXT: uabd z0.s, p0/m, z0.s, z1.s
; CHECK-NEXT: ret
diff --git a/llvm/test/CodeGen/AMDGPU/sad.ll b/llvm/test/CodeGen/AMDGPU/sad.ll
index 35a5210d1c790..e4309a2919363 100644
--- a/llvm/test/CodeGen/AMDGPU/sad.ll
+++ b/llvm/test/CodeGen/AMDGPU/sad.ll
@@ -86,9 +86,9 @@ define amdgpu_kernel void @v_sad_u32_multi_use_sub_pat1(ptr addrspace(1) %out, i
; GCN-NEXT: s_add_u32 s16, s16, s13
; GCN-NEXT: s_addc_u32 s17, s17, 0
; GCN-NEXT: s_waitcnt lgkmcnt(0)
-; GCN-NEXT: s_max_u32 s3, s0, s1
-; GCN-NEXT: s_min_u32 s0, s0, s1
-; GCN-NEXT: s_sub_i32 s0, s3, s0
+; GCN-NEXT: s_min_u32 s3, s0, s1
+; GCN-NEXT: s_max_u32 s0, s0, s1
+; GCN-NEXT: s_sub_i32 s0, s0, s3
; GCN-NEXT: v_mov_b32_e32 v0, s4
; GCN-NEXT: v_mov_b32_e32 v2, s0
; GCN-NEXT: s_add_i32 s0, s0, s2
diff --git a/llvm/test/CodeGen/ARM/neon_vabd.ll b/llvm/test/CodeGen/ARM/neon_vabd.ll
index cdfc48468e044..8a268d46304cf 100644
--- a/llvm/test/CodeGen/ARM/neon_vabd.ll
+++ b/llvm/test/CodeGen/ARM/neon_vabd.ll
@@ -142,35 +142,30 @@ define <4 x i32> @sabd_4s_promoted_ops(<4 x i16> %a, <4 x i16> %b) {
define <2 x i64> @sabd_2d(<2 x i64> %a, <2 x i64> %b) {
; CHECK-LABEL: sabd_2d:
; CHECK: @ %bb.0:
-; CHECK-NEXT: .save {r4, r5, r11, lr}
-; CHECK-NEXT: push {r4, r5, r11, lr}
-; CHECK-NEXT: vmov lr, r1, d1
-; CHECK-NEXT: vmov r2, r3, d3
-; CHECK-NEXT: vmov r12, r0, d0
-; CHECK-NEXT: subs lr, lr, r2
-; CHECK-NEXT: asr r4, r1, #31
-; CHECK-NEXT: sbcs r1, r1, r3
-; CHECK-NEXT: sbcs r2, r4, r3, asr #31
-; CHECK-NEXT: vmov r2, r5, d2
-; CHECK-NEXT: sbc r3, r4, r3, asr #31
-; CHECK-NEXT: eor r4, lr, r3, asr #31
-; CHECK-NEXT: eor r1, r1, r3, asr #31
-; CHECK-NEXT: subs r4, r4, r3, asr #31
-; CHECK-NEXT: sbc lr, r1, r3, asr #31
-; CHECK-NEXT: asr r3, r0, #31
-; CHECK-NEXT: vmov.32 d1[0], r4
-; CHECK-NEXT: subs r2, r12, r2
-; CHECK-NEXT: sbcs r0, r0, r5
-; CHECK-NEXT: sbcs r1, r3, r5, asr #31
-; CHECK-NEXT: sbc r1, r3, r5, asr #31
-; CHECK-NEXT: eor r2, r2, r1, asr #31
-; CHECK-NEXT: eor r0, r0, r1, asr #31
-; CHECK-NEXT: subs r2, r2, r1, asr #31
-; CHECK-NEXT: sbc r0, r0, r1, asr #31
-; CHECK-NEXT: vmov.32 d0[0], r2
-; CHECK-NEXT: vmov.32 d1[1], lr
-; CHECK-NEXT: vmov.32 d0[1], r0
-; CHECK-NEXT: pop {r4, r5, r11, pc}
+; CHECK-NEXT: .save {r4, r5, r6, lr}
+; CHECK-NEXT: push {r4, r5, r6, lr}
+; CHECK-NEXT: vmov r0, r12, d0
+; CHECK-NEXT: mov r6, #0
+; CHECK-NEXT: vmov r2, r3, d2
+; CHECK-NEXT: vmov r1, lr, d1
+; CHECK-NEXT: vmov r4, r5, d3
+; CHECK-NEXT: vsub.i64 q8, q0, q1
+; CHECK-NEXT: subs r0, r2, r0
+; CHECK-NEXT: sbcs r0, r3, r12
+; CHECK-NEXT: mov r0, #0
+; CHECK-NEXT: movwlt r0, #1
+; CHECK-NEXT: subs r1, r4, r1
+; CHECK-NEXT: sbcs r1, r5, lr
+; CHECK-NEXT: movwlt r6, #1
+; CHECK-NEXT: cmp r6, #0
+; CHECK-NEXT: mvnne r6, #0
+; CHECK-NEXT: cmp r0, #0
+; CHECK-NEXT: vdup.32 d19, r6
+; CHECK-NEXT: mvnne r0, #0
+; CHECK-NEXT: vdup.32 d18, r0
+; CHECK-NEXT: veor q8, q8, q9
+; CHECK-NEXT: vsub.i64 q0, q9, q8
+; CHECK-NEXT: pop {r4, r5, r6, pc}
%a.sext = sext <2 x i64> %a to <2 x i128>
%b.sext = sext <2 x i64> %b to <2 x i128>
%sub = sub <2 x i128> %a.sext, %b.sext
@@ -329,34 +324,10 @@ define <4 x i32> @uabd_4s_promoted_ops(<4 x i16> %a, <4 x i16> %b) {
define <2 x i64> @uabd_2d(<2 x i64> %a, <2 x i64> %b) {
; CHECK-LABEL: uabd_2d:
; CHECK: @ %bb.0:
-; CHECK-NEXT: .save {r4, r5, r6, lr}
-; CHECK-NEXT: push {r4, r5, r6, lr}
-; CHECK-NEXT: vmov r0, r12, d3
-; CHECK-NEXT: mov r1, #0
-; CHECK-NEXT: vmov r2, r3, d1
-; CHECK-NEXT: vmov lr, r6, d2
-; CHECK-NEXT: vmov r4, r5, d0
-; CHECK-NEXT: subs r0, r2, r0
-; CHECK-NEXT: sbcs r2, r3, r12
-; CHECK-NEXT: sbcs r3, r1, #0
-; CHECK-NEXT: sbc r3, r1, #0
-; CHECK-NEXT: eor r0, r0, r3
-; CHECK-NEXT: eor r2, r2, r3
-; CHECK-NEXT: subs r0, r0, r3
-; CHECK-NEXT: sbc r2, r2, r3
-; CHECK-NEXT: subs r3, r4, lr
-; CHECK-NEXT: sbcs r6, r5, r6
-; CHECK-NEXT: vmov.32 d1[0], r0
-; CHECK-NEXT: sbcs r5, r1, #0
-; CHECK-NEXT: sbc r1, r1, #0
-; CHECK-NEXT: eor r3, r3, r1
-; CHECK-NEXT: subs r0, r3, r1
-; CHECK-NEXT: vmov.32 d0[0], r0
-; CHECK-NEXT: eor r0, r6, r1
-; CHECK-NEXT: sbc r0, r0, r1
-; CHECK-NEXT: vmov.32 d1[1], r2
-; CHECK-NEXT: vmov.32 d0[1], r0
-; CHECK-NEXT: pop {r4, r5, r6, pc}
+; CHECK-NEXT: vqsub.u64 q8, q1, q0
+; CHECK-NEXT: vqsub.u64 q9, q0, q1
+; CHECK-NEXT: vorr q0, q9, q8
+; CHECK-NEXT: bx lr
%a.zext = zext <2 x i64> %a to <2 x i128>
%b.zext = zext <2 x i64> %b to <2 x i128>
%sub = sub <2 x i128> %a.zext, %b.zext
@@ -502,56 +473,30 @@ define <4 x i32> @smaxmin_v4i32(<4 x i32> %0, <4 x i32> %1) {
define <2 x i64> @smaxmin_v2i64(<2 x i64> %0, <2 x i64> %1) {
; CHECK-LABEL: smaxmin_v2i64:
; CHECK: @ %bb.0:
-; CHECK-NEXT: .save {r4, r5, r6, r7, r8, lr}
-; CHECK-NEXT: push {r4, r5, r6, r7, r8, lr}
-; CHECK-NEXT: vmov r1, r0, d3
-; CHECK-NEXT: mov r12, #0
-; CHECK-NEXT: vmov r4, lr, d1
-; CHECK-NEXT: vmov r6, r8, d0
-; CHECK-NEXT: subs r2, r4, r1
-; CHECK-NEXT: mov r3, r0
-; CHECK-NEXT: sbcs r2, lr, r0
-; CHECK-NEXT: mov r2, #0
-; CHECK-NEXT: movwlt r2, #1
-; CHECK-NEXT: cmp r2, #0
-; CHECK-NEXT: mov r2, r1
-; CHECK-NEXT: movne r3, lr
-; CHECK-NEXT: movne r2, r4
-; CHECK-NEXT: vmov.32 d17[0], r2
-; CHECK-NEXT: vmov.32 d17[1], r3
+; CHECK-NEXT: .save {r4, r5, r6, lr}
+; CHECK-NEXT: push {r4, r5, r6, lr}
+; CHECK-NEXT: vmov r0, r12, d0
+; CHECK-NEXT: mov r6, #0
; CHECK-NEXT: vmov r2, r3, d2
-; CHECK-NEXT: subs r5, r2, r6
-; CHECK-NEXT: sbcs r5, r3, r8
-; CHECK-NEXT: mov r7, r2
-; CHECK-NEXT: mov r5, #0
-; CHECK-NEXT: movwlt r5, #1
-; CHECK-NEXT: cmp r5, #0
-; CHECK-NEXT: movne r7, r6
-; CHECK-NEXT: vmov.32 d18[0], r7
-; CHECK-NEXT: subs r7, r1, r4
-; CHECK-NEXT: sbcs r7, r0, lr
-; CHECK-NEXT: mov r7, #0
-; CHECK-NEXT: movwlt r7, #1
-; CHECK-NEXT: cmp r7, #0
-; CHECK-NEXT: movne r1, r4
-; CHECK-NEXT: vmov.32 d19[0], r1
-; CHECK-NEXT: subs r1, r6, r2
-; CHECK-NEXT: sbcs r1, r8, r3
-; CHECK-NEXT: movwlt r12, #1
-; CHECK-NEXT: cmp r12, #0
-; CHECK-NEXT: movne r2, r6
-; CHECK-NEXT: mov r1, r3
-; CHECK-NEXT: vmov.32 d16[0], r2
-; CHECK-NEXT: movne r1, r8
-; CHECK-NEXT: cmp r7, #0
-; CHECK-NEXT: movne r0, lr
-; CHECK-NEXT: cmp r5, #0
-; CHECK-NEXT: vmov.32 d16[1], r1
-; CHECK-NEXT: movne r3, r8
-; CHECK-NEXT: vmov.32 d19[1], r0
-; CHECK-NEXT: vmov.32 d18[1], r3
+; CHECK-NEXT: vmov r1, lr, d1
+; CHECK-NEXT: vmov r4, r5, d3
+; CHECK-NEXT: vsub.i64 q8, q0, q1
+; CHECK-NEXT: subs r0, r2, r0
+; CHECK-NEXT: sbcs r0, r3, r12
+; CHECK-NEXT: mov r0, #0
+; CHECK-NEXT: movwlt r0, #1
+; CHECK-NEXT: subs r1, r4, r1
+; CHECK-NEXT: sbcs r1, r5, lr
+; CHECK-NEXT: movwlt r6, #1
+; CHECK-NEXT: cmp r6, #0
+; CHECK-NEXT: mvnne r6, #0
+; CHECK-NEXT: cmp r0, #0
+; CHECK-NEXT: vdup.32 d19, r6
+; CHECK-NEXT: mvnne r0, #0
+; CHECK-NEXT: vdup.32 d18, r0
+; CHECK-NEXT: veor q8, q8, q9
; CHECK-NEXT: vsub.i64 q0, q9, q8
-; CHECK-NEXT: pop {r4, r5, r6, r7, r8, pc}
+; CHECK-NEXT: pop {r4, r5, r6, pc}
%a = tail call <2 x i64> @llvm.smax.v2i64(<2 x i64> %0, <2 x i64> %1)
%b = tail call <2 x i64> @llvm.smin.v2i64(<2 x i64> %0, <2 x i64> %1)
%sub = sub <2 x i64> %a, %b
@@ -594,11 +539,9 @@ define <4 x i32> @umaxmin_v4i32(<4 x i32> %0, <4 x i32> %1) {
define <2 x i64> @umaxmin_v2i64(<2 x i64> %0, <2 x i64> %1) {
; CHECK-LABEL: umaxmin_v2i64:
; CHECK: @ %bb.0:
-; CHECK-NEXT: vqsub.u64 q8, q0, q1
-; CHECK-NEXT: vqsub.u64 q9, q1, q0
-; CHECK-NEXT: vsub.i64 q8, q8, q0
-; CHECK-NEXT: vadd.i64 q9, q0, q9
-; CHECK-NEXT: vadd.i64 q0, q9, q8
+; CHECK-NEXT: vqsub.u64 q8, q1, q0
+; CHECK-NEXT: vqsub.u64 q9, q0, q1
+; CHECK-NEXT: vorr q0, q9, q8
; CHECK-NEXT: bx lr
%a = tail call <2 x i64> @llvm.umax.v2i64(<2 x i64> %0, <2 x i64> %1)
%b = tail call <2 x i64> @llvm.umin.v2i64(<2 x i64> %0, <2 x i64> %1)
diff --git a/llvm/test/CodeGen/PowerPC/ppc64-P9-vabsd.ll b/llvm/test/CodeGen/PowerPC/ppc64-P9-vabsd.ll
index 7a6640fea2d1e..41bd93e84697e 100644
--- a/llvm/test/CodeGen/PowerPC/ppc64-P9-vabsd.ll
+++ b/llvm/test/CodeGen/PowerPC/ppc64-P9-vabsd.ll
@@ -172,82 +172,13 @@ entry:
ret <16 x i8> %3
}
-; FIXME: This does not produce the ISD::ABS that we are looking for.
-; We should fix the missing canonicalization.
-; We do manage to find the word version of ABS but not the halfword.
-; Threfore, we end up doing more work than is required with a pair of abs for word
-; instead of just one for the halfword.
define <8 x i16> @sub_absv_16_ext(<8 x i16> %a, <8 x i16> %b) local_unnamed_addr {
-; CHECK-PWR9-LABEL: sub_absv_16_ext:
-; CHECK-PWR9: # %bb.0: # %entry
-; CHECK-PWR9-NEXT: vmrghh v4, v2, v2
-; CHECK-PWR9-NEXT: vmrglh v2, v2, v2
-; CHECK-PWR9-NEXT: vmrghh v5, v3, v3
-; CHECK-PWR9-NEXT: vmrglh v3, v3, v3
-; CHECK-PWR9-NEXT: vextsh2w v2, v2
-; CHECK-PWR9-NEXT: vextsh2w v3, v3
-; CHECK-PWR9-NEXT: vextsh2w v4, v4
-; CHECK-PWR9-NEXT: vextsh2w v5, v5
-; CHECK-PWR9-NEXT: xvnegsp v3, v3
-; CHECK-PWR9-NEXT: xvnegsp v2, v2
-; CHECK-PWR9-NEXT: xvnegsp v4, v4
-; CHECK-PWR9-NEXT: vabsduw v2, v2, v3
-; CHECK-PWR9-NEXT: xvnegsp v3, v5
-; CHECK-PWR9-NEXT: vabsduw v3, v4, v3
-; CHECK-PWR9-NEXT: vpkuwum v2, v3, v2
-; CHECK-PWR9-NEXT: blr
-;
-; CHECK-PWR8-LABEL: sub_absv_16_ext:
-; CHECK-PWR8: # %bb.0: # %entry
-; CHECK-PWR8-NEXT: vspltisw v4, 8
-; CHECK-PWR8-NEXT: vmrglh v5, v2, v2
-; CHECK-PWR8-NEXT: vadduwm v4, v4, v4
-; CHECK-PWR8-NEXT: vmrghh v2, v2, v2
-; CHECK-PWR8-NEXT: vmrglh v0, v3, v3
-; CHECK-PWR8-NEXT: vmrghh v3, v3, v3
-; CHECK-PWR8-NEXT: vslw v5, v5, v4
-; CHECK-PWR8-NEXT: vslw v2, v2, v4
-; CHECK-PWR8-NEXT: vslw v0, v0, v4
-; CHECK-PWR8-NEXT: vslw v3, v3, v4
-; CHECK-PWR8-NEXT: vsraw v5, v5, v4
-; CHECK-PWR8-NEXT: vsraw v2, v2, v4
-; CHECK-PWR8-NEXT: vsraw v0, v0, v4
-; CHECK-PWR8-NEXT: vsraw v3, v3, v4
-; CHECK-PWR8-NEXT: xxlxor v4, v4, v4
-; CHECK-PWR8-NEXT: vsubuwm v2, v2, v3
-; CHECK-PWR8-NEXT: vsubuwm v3, v5, v0
-; CHECK-PWR8-NEXT: vsubuwm v5, v4, v3
-; CHECK-PWR8-NEXT: vsubuwm v4, v4, v2
-; CHECK-PWR8-NEXT: vmaxsw v3, v3, v5
-; CHECK-PWR8-NEXT: vmaxsw v2, v2, v4
-; CHECK-PWR8-NEXT: vpkuwum v2, v2, v3
-; CHECK-PWR8-NEXT: blr
-;
-; CHECK-PWR7-LABEL: sub_absv_16_ext:
-; CHECK-PWR7: # %bb.0: # %entry
-; CHECK-PWR7-NEXT: vspltisw v4, 8
-; CHECK-PWR7-NEXT: vmrglh v5, v2, v2
-; CHECK-PWR7-NEXT: vmrghh v2, v2, v2
-; CHECK-PWR7-NEXT: vmrglh v0, v3, v3
-; CHECK-PWR7-NEXT: vmrghh v3, v3, v3
-; CHECK-PWR7-NEXT: vadduwm v4, v4, v4
-; CHECK-PWR7-NEXT: vslw v5, v5, v4
-; CHECK-PWR7-NEXT: vslw v2, v2, v4
-; CHECK-PWR7-NEXT: vslw v0, v0, v4
-; CHECK-PWR7-NEXT: vslw v3, v3, v4
-; CHECK-PWR7-NEXT: vsraw v5, v5, v4
-; CHECK-PWR7-NEXT: vsraw v2, v2, v4
-; CHECK-PWR7-NEXT: vsraw v0, v0, v4
-; CHECK-PWR7-NEXT: vsraw v3, v3, v4
-; CHECK-PWR7-NEXT: xxlxor v4, v4, v4
-; CHECK-PWR7-NEXT: vsubuwm v2, v2, v3
-; CHECK-PWR7-NEXT: vsubuwm v3, v5, v0
-; CHECK-PWR7-NEXT: vsubuwm v5, v4, v3
-; CHECK-PWR7-NEXT: vsubuwm v4, v4, v2
-; CHECK-PWR7-NEXT: vmaxsw v3, v3, v5
-; CHECK-PWR7-NEXT: vmaxsw v2, v2, v4
-; CHECK-PWR7-NEXT: vpkuwum v2, v2, v3
-; CHECK-PWR7-NEXT: blr
+; CHECK-LABEL: sub_absv_16_ext:
+; CHECK: # %bb.0: # %entry
+; CHECK-NEXT: vminsh v4, v2, v3
+; CHECK-NEXT: vmaxsh v2, v2, v3
+; CHECK-NEXT: vsubuhm v2, v2, v4
+; CHECK-NEXT: blr
entry:
%0 = sext <8 x i16> %a to <8 x i32>
%1 = sext <8 x i16> %b to <8 x i32>
@@ -1240,18 +1171,16 @@ entry:
define <4 x i32> @zext_sub_absd32(<4 x i16>, <4 x i16>) local_unnamed_addr {
; CHECK-PWR9-LE-LABEL: zext_sub_absd32:
; CHECK-PWR9-LE: # %bb.0:
-; CHECK-PWR9-LE-NEXT: xxlxor v4, v4, v4
-; CHECK-PWR9-LE-NEXT: vmrglh v2, v4, v2
-; CHECK-PWR9-LE-NEXT: vmrglh v3, v4, v3
-; CHECK-PWR9-LE-NEXT: vabsduw v2, v2, v3
+; CHECK-PWR9-LE-NEXT: vabsduh v2, v2, v3
+; CHECK-PWR9-LE-NEXT: xxlxor v3, v3, v3
+; CHECK-PWR9-LE-NEXT: vmrglh v2, v3, v2
; CHECK-PWR9-LE-NEXT: blr
;
; CHECK-PWR9-BE-LABEL: zext_sub_absd32:
; CHECK-PWR9-BE: # %bb.0:
-; CHECK-PWR9-BE-NEXT: xxlxor v4, v4, v4
-; CHECK-PWR9-BE-NEXT: vmrghh v2, v4, v2
-; CHECK-PWR9-BE-NEXT: vmrghh v3, v4, v3
-; CHECK-PWR9-BE-NEXT: vabsduw v2, v2, v3
+; CHECK-PWR9-BE-NEXT: vabsduh v2, v2, v3
+; CHECK-PWR9-BE-NEXT: xxlxor v3, v3, v3
+; CHECK-PWR9-BE-NEXT: vmrghh v2, v3, v2
; CHECK-PWR9-BE-NEXT: blr
;
; CHECK-PWR8-LABEL: zext_sub_absd32:
@@ -1287,18 +1216,16 @@ define <4 x i32> @zext_sub_absd32(<4 x i16>, <4 x i16>) local_unnamed_addr {
define <8 x i16> @zext_sub_absd16(<8 x i8>, <8 x i8>) local_unnamed_addr {
; CHECK-PWR9-LE-LABEL: zext_sub_absd16:
; CHECK-PWR9-LE: # %bb.0:
-; CHECK-PWR9-LE-NEXT: xxlxor v4, v4, v4
-; CHECK-PWR9-LE-NEXT: vmrglb v2, v4, v2
-; CHECK-PWR9-LE-NEXT: vmrglb v3, v4, v3
-; CHECK-PWR9-LE-NEXT: vabsduh v2, v2, v3
+; CHECK-PWR9-LE-NEXT: vabsdub v2, v2, v3
+; CHECK-PWR9-LE-NEXT: xxlxor v3, v3, v3
+; CHECK-PWR9-LE-NEXT: vmrglb v2, v3, v2
; CHECK-PWR9-LE-NEXT: blr
;
; CHECK-PWR9-BE-LABEL: zext_sub_absd16:
; CHECK-PWR9-BE: # %bb.0:
-; CHECK-PWR9-BE-NEXT: xxlxor v4, v4, v4
-; CHECK-PWR9-BE-NEXT: vmrghb v2, v4, v2
-; CHECK-PWR9-BE-NEXT: vmrghb v3, v4, v3
-; CHECK-PWR9-BE-NEXT: vabsduh v2, v2, v3
+; CHECK-PWR9-BE-NEXT: vabsdub v2, v2, v3
+; CHECK-PWR9-BE-NEXT: xxlxor v3, v3, v3
+; CHECK-PWR9-BE-NEXT: vmrghb v2, v3, v2
; CHECK-PWR9-BE-NEXT: blr
;
; CHECK-PWR8-LABEL: zext_sub_absd16:
@@ -1335,8 +1262,8 @@ define <16 x i8> @zext_sub_absd8(<16 x i4>, <16 x i4>) local_unnamed_addr {
; CHECK-PWR9-LABEL: zext_sub_absd8:
; CHECK-PWR9: # %bb.0:
; CHECK-PWR9-NEXT: xxspltib vs0, 15
-; CHECK-PWR9-NEXT: xxland v2, v2, vs0
; CHECK-PWR9-NEXT: xxland v3, v3, vs0
+; CHECK-PWR9-NEXT: xxland v2, v2, vs0
; CHECK-PWR9-NEXT: vabsdub v2, v2, v3
; CHECK-PWR9-NEXT: blr
;
@@ -1361,24 +1288,20 @@ define <16 x i8> @zext_sub_absd8(<16 x i4>, <16 x i4>) local_unnamed_addr {
define <4 x i32> @sext_sub_absd32(<4 x i16>, <4 x i16>) local_unnamed_addr {
; CHECK-PWR9-LE-LABEL: sext_sub_absd32:
; CHECK-PWR9-LE: # %bb.0:
-; CHECK-PWR9-LE-NEXT: vmrglh v2, v2, v2
-; CHECK-PWR9-LE-NEXT: vmrglh v3, v3, v3
-; CHECK-PWR9-LE-NEXT: vextsh2w v2, v2
-; CHECK-PWR9-LE-NEXT: vextsh2w v3, v3
-; CHECK-PWR9-LE-NEXT: xvnegsp v3, v3
-; CHECK-PWR9-LE-NEXT: xvnegsp v2, v2
-; CHECK-PWR9-LE-NEXT: vabsduw v2, v2, v3
+; CHECK-PWR9-LE-NEXT: vminsh v4, v2, v3
+; CHECK-PWR9-LE-NEXT: vmaxsh v2, v2, v3
+; CHECK-PWR9-LE-NEXT: xxlxor v3, v3, v3
+; CHECK-PWR9-LE-NEXT: vsubuhm v2, v2, v4
+; CHECK-PWR9-LE-NEXT: vmrglh v2, v3, v2
; CHECK-PWR9-LE-NEXT: blr
;
; CHECK-PWR9-BE-LABEL: sext_sub_absd32:
; CHECK-PWR9-BE: # %bb.0:
-; CHECK-PWR9-BE-NEXT: vmrghh v2, v2, v2
-; CHECK-PWR9-BE-NEXT: vmrghh v3, v3, v3
-; CHECK-PWR9-BE-NEXT: vextsh2w v2, v2
-; CHECK-PWR9-BE-NEXT: vextsh2w v3, v3
-; CHECK-PWR9-BE-NEXT: xvnegsp v3, v3
-; CHECK-PWR9-BE-NEXT: xvnegsp v2, v2
-; CHECK-PWR9-BE-NEXT: vabsduw v2, v2, v3
+; CHECK-PWR9-BE-NEXT: vminsh v4, v2, v3
+; CHECK-PWR9-BE-NEXT: vmaxsh v2, v2, v3
+; CHECK-PWR9-BE-NEXT: xxlxor v3, v3, v3
+; CHECK-PWR9-BE-NEXT: vsubuhm v2, v2, v4
+; CHECK-PWR9-BE-NEXT: vmrghh v2, v3, v2
; CHECK-PWR9-BE-NEXT: blr
;
; CHECK-PWR8-LABEL: sext_sub_absd32:
@@ -1423,32 +1346,20 @@ define <4 x i32> @sext_sub_absd32(<4 x i16>, <4 x i16>) local_unnamed_addr {
define <8 x i16> @sext_sub_absd16(<8 x i8>, <8 x i8>) local_unnamed_addr {
; CHECK-PWR9-LE-LABEL: sext_sub_absd16:
; CHECK-PWR9-LE: # %bb.0:
-; CHECK-PWR9-LE-NEXT: vmrglb v2, v2, v2
-; CHECK-PWR9-LE-NEXT: vspltish v4, 8
-; CHECK-PWR9-LE-NEXT: vmrglb v3, v3, v3
-; CHECK-PWR9-LE-NEXT: vslh v2, v2, v4
-; CHECK-PWR9-LE-NEXT: vslh v3, v3, v4
-; CHECK-PWR9-LE-NEXT: vsrah v2, v2, v4
-; CHECK-PWR9-LE-NEXT: vsrah v3, v3, v4
-; CHECK-PWR9-LE-NEXT: vsubuhm v2, v2, v3
+; CHECK-PWR9-LE-NEXT: vminsb v4, v2, v3
+; CHECK-PWR9-LE-NEXT: vmaxsb v2, v2, v3
; CHECK-PWR9-LE-NEXT: xxlxor v3, v3, v3
-; CHECK-PWR9-LE-NEXT: vsubuhm v3, v3, v2
-; CHECK-PWR9-LE-NEXT: vmaxsh v2, v2, v3
+; CHECK-PWR9-LE-NEXT: vsububm v2, v2, v4
+; CHECK-PWR9-LE-NEXT: vmrglb v2, v3, v2
; CHECK-PWR9-LE-NEXT: blr
;
; CHECK-PWR9-BE-LABEL: sext_sub_absd16:
; CHECK-PWR9-BE: # %bb.0:
-; CHECK-PWR9-BE-NEXT: vmrghb v2, v2, v2
-; CHECK-PWR9-BE-NEXT: vspltish v4, 8
-; CHECK-PWR9-BE-NEXT: vmrghb v3, v3, v3
-; CHECK-PWR9-BE-NEXT: vslh v2, v2, v4
-; CHECK-PWR9-BE-NEXT: vslh v3, v3, v4
-; CHECK-PWR9-BE-NEXT: vsrah v2, v2, v4
-; CHECK-PWR9-BE-NEXT: vsrah v3, v3, v4
-; CHECK-PWR9-BE-NEXT: vsubuhm v2, v2, v3
+; CHECK-PWR9-BE-NEXT: vminsb v4, v2, v3
+; CHECK-PWR9-BE-NEXT: vmaxsb v2, v2, v3
; CHECK-PWR9-BE-NEXT: xxlxor v3, v3, v3
-; CHECK-PWR9-BE-NEXT: vsubuhm v3, v3, v2
-; CHECK-PWR9-BE-NEXT: vmaxsh v2, v2, v3
+; CHECK-PWR9-BE-NEXT: vsububm v2, v2, v4
+; CHECK-PWR9-BE-NEXT: vmrghb v2, v3, v2
; CHECK-PWR9-BE-NEXT: blr
;
; CHECK-PWR8-LABEL: sext_sub_absd16:
@@ -1492,14 +1403,13 @@ define <16 x i8> @sext_sub_absd8(<16 x i4>, <16 x i4>) local_unnamed_addr {
; CHECK-PWR9-LABEL: sext_sub_absd8:
; CHECK-PWR9: # %bb.0:
; CHECK-PWR9-NEXT: xxspltib v4, 4
-; CHECK-PWR9-NEXT: vslb v2, v2, v4
; CHECK-PWR9-NEXT: vslb v3, v3, v4
-; CHECK-PWR9-NEXT: vsrab v2, v2, v4
+; CHECK-PWR9-NEXT: vslb v2, v2, v4
; CHECK-PWR9-NEXT: vsrab v3, v3, v4
-; CHECK-PWR9-NEXT: vsububm v2, v2, v3
-; CHECK-PWR9-NEXT: xxlxor v3, v3, v3
-; CHECK-PWR9-NEXT: vsububm v3, v3, v2
+; CHECK-PWR9-NEXT: vsrab v2, v2, v4
+; CHECK-PWR9-NEXT: vminsb v4, v2, v3
; CHECK-PWR9-NEXT: vmaxsb v2, v2, v3
+; CHECK-PWR9-NEXT: vsububm v2, v2, v4
; CHECK-PWR9-NEXT: blr
;
; CHECK-PWR78-LABEL: sext_sub_absd8:
@@ -1532,10 +1442,9 @@ define <4 x i32> @absd_int32_ugt(<4 x i32>, <4 x i32>) {
;
; CHECK-PWR78-LABEL: absd_int32_ugt:
; CHECK-PWR78: # %bb.0:
-; CHECK-PWR78-NEXT: vcmpgtuw v4, v2, v3
-; CHECK-PWR78-NEXT: vsubuwm v5, v2, v3
-; CHECK-PWR78-NEXT: vsubuwm v2, v3, v2
-; CHECK-PWR78-NEXT: xxsel v2, v2, v5, v4
+; CHECK-PWR78-NEXT: vminuw v4, v2, v3
+; CHECK-PWR78-NEXT: vmaxuw v2, v2, v3
+; CHECK-PWR78-NEXT: vsubuwm v2, v2, v4
; CHECK-PWR78-NEXT: blr
%3 = icmp ugt <4 x i32> %0, %1
%4 = sub <4 x i32> %0, %1
@@ -1552,11 +1461,9 @@ define <4 x i32> @absd_int32_uge(<4 x i32>, <4 x i32>) {
;
; CHECK-PWR78-LABEL: absd_int32_uge:
; CHECK-PWR78: # %bb.0:
-; CHECK-PWR78-NEXT: vcmpgtuw v4, v3, v2
-; CHECK-PWR78-NEXT: xxlnor vs0, v4, v4
-; CHECK-PWR78-NEXT: vsubuwm v4, v2, v3
-; CHECK-PWR78-NEXT: vsubuwm v2, v3, v2
-; CHECK-PWR78-NEXT: xxsel v2, v2, v4, vs0
+; CHECK-PWR78-NEXT: vminuw v4, v2, v3
+; CHECK-PWR78-NEXT: vmaxuw v2, v2, v3
+; CHECK-PWR78-NEXT: vsubuwm v2, v2, v4
; CHECK-PWR78-NEXT: blr
%3 = icmp uge <4 x i32> %0, %1
%4 = sub <4 x i32> %0, %1
@@ -1573,10 +1480,9 @@ define <4 x i32> @absd_int32_ult(<4 x i32>, <4 x i32>) {
;
; CHECK-PWR78-LABEL: absd_int32_ult:
; CHECK-PWR78: # %bb.0:
-; CHECK-PWR78-NEXT: vcmpgtuw v4, v3, v2
-; CHECK-PWR78-NEXT: vsubuwm v5, v2, v3
-; CHECK-PWR78-NEXT: vsubuwm v2, v3, v2
-; CHECK-PWR78-NEXT: xxsel v2, v5, v2, v4
+; CHECK-PWR78-NEXT: vminuw v4, v2, v3
+; CHECK-PWR78-NEXT: vmaxuw v2, v2, v3
+; CHECK-PWR78-NEXT: vsubuwm v2, v2, v4
; CHECK-PWR78-NEXT: blr
%3 = icmp ult <4 x i32> %0, %1
%4 = sub <4 x i32> %0, %1
@@ -1593,11 +1499,9 @@ define <4 x i32> @absd_int32_ule(<4 x i32>, <4 x i32>) {
;
; CHECK-PWR78-LABEL: absd_int32_ule:
; CHECK-PWR78: # %bb.0:
-; CHECK-PWR78-NEXT: vcmpgtuw v4, v2, v3
-; CHECK-PWR78-NEXT: xxlnor vs0, v4, v4
-; CHECK-PWR78-NEXT: vsubuwm v4, v2, v3
-; CHECK-PWR78-NEXT: vsubuwm v2, v3, v2
-; CHECK-PWR78-NEXT: xxsel v2, v4, v2, vs0
+; CHECK-PWR78-NEXT: vminuw v4, v2, v3
+; CHECK-PWR78-NEXT: vmaxuw v2, v2, v3
+; CHECK-PWR78-NEXT: vsubuwm v2, v2, v4
; CHECK-PWR78-NEXT: blr
%3 = icmp ule <4 x i32> %0, %1
%4 = sub <4 x i32> %0, %1
@@ -1614,10 +1518,9 @@ define <8 x i16> @absd_int16_ugt(<8 x i16>, <8 x i16>) {
;
; CHECK-PWR78-LABEL: absd_int16_ugt:
; CHECK-PWR78: # %bb.0:
-; CHECK-PWR78-NEXT: vcmpgtuh v4, v2, v3
-; CHECK-PWR78-NEXT: vsubuhm v5, v2, v3
-; CHECK-PWR78-NEXT: vsubuhm v2, v3, v2
-; CHECK-PWR78-NEXT: xxsel v2, v2, v5, v4
+; CHECK-PWR78-NEXT: vminuh v4, v2, v3
+; CHECK-PWR78-NEXT: vmaxuh v2, v2, v3
+; CHECK-PWR78-NEXT: vsubuhm v2, v2, v4
; CHECK-PWR78-NEXT: blr
%3 = icmp ugt <8 x i16> %0, %1
%4 = sub <8 x i16> %0, %1
@@ -1634,11 +1537,9 @@ define <8 x i16> @absd_int16_uge(<8 x i16>, <8 x i16>) {
;
; CHECK-PWR78-LABEL: absd_int16_uge:
; CHECK-PWR78: # %bb.0:
-; CHECK-PWR78-NEXT: vcmpgtuh v4, v3, v2
-; CHECK-PWR78-NEXT: vsubuhm v5, v2, v3
-; CHECK-PWR78-NEXT: vsubuhm v2, v3, v2
-; CHECK-PWR78-NEXT: xxlnor v4, v4, v4
-; CHECK-PWR78-NEXT: xxsel v2, v2, v5, v4
+; CHECK-PWR78-NEXT: vminuh v4, v2, v3
+; CHECK-PWR78-NEXT: vmaxuh v2, v2, v3
+; CHECK-PWR78-NEXT: vsubuhm v2, v2, v4
; CHECK-PWR78-NEXT: blr
%3 = icmp uge <8 x i16> %0, %1
%4 = sub <8 x i16> %0, %1
@@ -1655,10 +1556,9 @@ define <8 x i16> @absd_int16_ult(<8 x i16>, <8 x i16>) {
;
; CHECK-PWR78-LABEL: absd_int16_ult:
; CHECK-PWR78: # %bb.0:
-; CHECK-PWR78-NEXT: vcmpgtuh v4, v3, v2
-; CHECK-PWR78-NEXT: vsubuhm v5, v2, v3
-; CHECK-PWR78-NEXT: vsubuhm v2, v3, v2
-; CHECK-PWR78-NEXT: xxsel v2, v5, v2, v4
+; CHECK-PWR78-NEXT: vminuh v4, v2, v3
+; CHECK-PWR78-NEXT: vmaxuh v2, v2, v3
+; CHECK-PWR78-NEXT: vsubuhm v2, v2, v4
; CHECK-PWR78-NEXT: blr
%3 = icmp ult <8 x i16> %0, %1
%4 = sub <8 x i16> %0, %1
@@ -1675,11 +1575,9 @@ define <8 x i16> @absd_int16_ule(<8 x i16>, <8 x i16>) {
;
; CHECK-PWR78-LABEL: absd_int16_ule:
; CHECK-PWR78: # %bb.0:
-; CHECK-PWR78-NEXT: vcmpgtuh v4, v2, v3
-; CHECK-PWR78-NEXT: vsubuhm v5, v2, v3
-; CHECK-PWR78-NEXT: vsubuhm v2, v3, v2
-; CHECK-PWR78-NEXT: xxlnor v4, v4, v4
-; CHECK-PWR78-NEXT: xxsel v2, v5, v2, v4
+; CHECK-PWR78-NEXT: vminuh v4, v2, v3
+; CHECK-PWR78-NEXT: vmaxuh v2, v2, v3
+; CHECK-PWR78-NEXT: vsubuhm v2, v2, v4
; CHECK-PWR78-NEXT: blr
%3 = icmp ule <8 x i16> %0, %1
%4 = sub <8 x i16> %0, %1
@@ -1696,10 +1594,9 @@ define <16 x i8> @absd_int8_ugt(<16 x i8>, <16 x i8>) {
;
; CHECK-PWR78-LABEL: absd_int8_ugt:
; CHECK-PWR78: # %bb.0:
-; CHECK-PWR78-NEXT: vcmpgtub v4, v2, v3
-; CHECK-PWR78-NEXT: vsububm v5, v2, v3
-; CHECK-PWR78-NEXT: vsububm v2, v3, v2
-; CHECK-PWR78-NEXT: xxsel v2, v2, v5, v4
+; CHECK-PWR78-NEXT: vminub v4, v2, v3
+; CHECK-PWR78-NEXT: vmaxub v2, v2, v3
+; CHECK-PWR78-NEXT: vsububm v2, v2, v4
; CHECK-PWR78-NEXT: blr
%3 = icmp ugt <16 x i8> %0, %1
%4 = sub <16 x i8> %0, %1
@@ -1716,11 +1613,9 @@ define <16 x i8> @absd_int8_uge(<16 x i8>, <16 x i8>) {
;
; CHECK-PWR78-LABEL: absd_int8_uge:
; CHECK-PWR78: # %bb.0:
-; CHECK-PWR78-NEXT: vcmpgtub v4, v3, v2
-; CHECK-PWR78-NEXT: vsububm v5, v2, v3
-; CHECK-PWR78-NEXT: vsububm v2, v3, v2
-; CHECK-PWR78-NEXT: xxlnor v4, v4, v4
-; CHECK-PWR78-NEXT: xxsel v2, v2, v5, v4
+; CHECK-PWR78-NEXT: vminub v4, v2, v3
+; CHECK-PWR78-NEXT: vmaxub v2, v2, v3
+; CHECK-PWR78-NEXT: vsububm v2, v2, v4
; CHECK-PWR78-NEXT: blr
%3 = icmp uge <16 x i8> %0, %1
%4 = sub <16 x i8> %0, %1
@@ -1737,10 +1632,9 @@ define <16 x i8> @absd_int8_ult(<16 x i8>, <16 x i8>) {
;
; CHECK-PWR78-LABEL: absd_int8_ult:
; CHECK-PWR78: # %bb.0:
-; CHECK-PWR78-NEXT: vcmpgtub v4, v3, v2
-; CHECK-PWR78-NEXT: vsububm v5, v2, v3
-; CHECK-PWR78-NEXT: vsububm v2, v3, v2
-; CHECK-PWR78-NEXT: xxsel v2, v5, v2, v4
+; CHECK-PWR78-NEXT: vminub v4, v2, v3
+; CHECK-PWR78-NEXT: vmaxub v2, v2, v3
+; CHECK-PWR78-NEXT: vsububm v2, v2, v4
; CHECK-PWR78-NEXT: blr
%3 = icmp ult <16 x i8> %0, %1
%4 = sub <16 x i8> %0, %1
@@ -1757,11 +1651,9 @@ define <16 x i8> @absd_int8_ule(<16 x i8>, <16 x i8>) {
;
; CHECK-PWR78-LABEL: absd_int8_ule:
; CHECK-PWR78: # %bb.0:
-; CHECK-PWR78-NEXT: vcmpgtub v4, v2, v3
-; CHECK-PWR78-NEXT: vsububm v5, v2, v3
-; CHECK-PWR78-NEXT: vsububm v2, v3, v2
-; CHECK-PWR78-NEXT: xxlnor v4, v4, v4
-; CHECK-PWR78-NEXT: xxsel v2, v5, v2, v4
+; CHECK-PWR78-NEXT: vminub v4, v2, v3
+; CHECK-PWR78-NEXT: vmaxub v2, v2, v3
+; CHECK-PWR78-NEXT: vsububm v2, v2, v4
; CHECK-PWR78-NEXT: blr
%3 = icmp ule <16 x i8> %0, %1
%4 = sub <16 x i8> %0, %1
@@ -1782,10 +1674,9 @@ define <4 x i32> @absd_int32_sgt(<4 x i32>, <4 x i32>) {
;
; CHECK-PWR78-LABEL: absd_int32_sgt:
; CHECK-PWR78: # %bb.0:
-; CHECK-PWR78-NEXT: vcmpgtsw v4, v2, v3
-; CHECK-PWR78-NEXT: vsubuwm v5, v2, v3
-; CHECK-PWR78-NEXT: vsubuwm v2, v3, v2
-; CHECK-PWR78-NEXT: xxsel v2, v2, v5, v4
+; CHECK-PWR78-NEXT: vminsw v4, v2, v3
+; CHECK-PWR78-NEXT: vmaxsw v2, v2, v3
+; CHECK-PWR78-NEXT: vsubuwm v2, v2, v4
; CHECK-PWR78-NEXT: blr
%3 = icmp sgt <4 x i32> %0, %1
%4 = sub <4 x i32> %0, %1
@@ -1804,11 +1695,9 @@ define <4 x i32> @absd_int32_sge(<4 x i32>, <4 x i32>) {
;
; CHECK-PWR78-LABEL: absd_int32_sge:
; CHECK-PWR78: # %bb.0:
-; CHECK-PWR78-NEXT: vcmpgtsw v4, v3, v2
-; CHECK-PWR78-NEXT: xxlnor vs0, v4, v4
-; CHECK-PWR78-NEXT: vsubuwm v4, v2, v3
-; CHECK-PWR78-NEXT: vsubuwm v2, v3, v2
-; CHECK-PWR78-NEXT: xxsel v2, v2, v4, vs0
+; CHECK-PWR78-NEXT: vminsw v4, v2, v3
+; CHECK-PWR78-NEXT: vmaxsw v2, v2, v3
+; CHECK-PWR78-NEXT: vsubuwm v2, v2, v4
; CHECK-PWR78-NEXT: blr
%3 = icmp sge <4 x i32> %0, %1
%4 = sub <4 x i32> %0, %1
@@ -1827,10 +1716,9 @@ define <4 x i32> @absd_int32_slt(<4 x i32>, <4 x i32>) {
;
; CHECK-PWR78-LABEL: absd_int32_slt:
; CHECK-PWR78: # %bb.0:
-; CHECK-PWR78-NEXT: vcmpgtsw v4, v3, v2
-; CHECK-PWR78-NEXT: vsubuwm v5, v2, v3
-; CHECK-PWR78-NEXT: vsubuwm v2, v3, v2
-; CHECK-PWR78-NEXT: xxsel v2, v5, v2, v4
+; CHECK-PWR78-NEXT: vminsw v4, v2, v3
+; CHECK-PWR78-NEXT: vmaxsw v2, v2, v3
+; CHECK-PWR78-NEXT: vsubuwm v2, v2, v4
; CHECK-PWR78-NEXT: blr
%3 = icmp slt <4 x i32> %0, %1
%4 = sub <4 x i32> %0, %1
@@ -1849,11 +1737,9 @@ define <4 x i32> @absd_int32_sle(<4 x i32>, <4 x i32>) {
;
; CHECK-PWR78-LABEL: absd_int32_sle:
; CHECK-PWR78: # %bb.0:
-; CHECK-PWR78-NEXT: vcmpgtsw v4, v2, v3
-; CHECK-PWR78-NEXT: xxlnor vs0, v4, v4
-; CHECK-PWR78-NEXT: vsubuwm v4, v2, v3
-; CHECK-PWR78-NEXT: vsubuwm v2, v3, v2
-; CHECK-PWR78-NEXT: xxsel v2, v4, v2, vs0
+; CHECK-PWR78-NEXT: vminsw v4, v2, v3
+; CHECK-PWR78-NEXT: vmaxsw v2, v2, v3
+; CHECK-PWR78-NEXT: vsubuwm v2, v2, v4
; CHECK-PWR78-NEXT: blr
%3 = icmp sle <4 x i32> %0, %1
%4 = sub <4 x i32> %0, %1
@@ -1865,10 +1751,9 @@ define <4 x i32> @absd_int32_sle(<4 x i32>, <4 x i32>) {
define <8 x i16> @absd_int16_sgt(<8 x i16>, <8 x i16>) {
; CHECK-LABEL: absd_int16_sgt:
; CHECK: # %bb.0:
-; CHECK-NEXT: vcmpgtsh v4, v2, v3
-; CHECK-NEXT: vsubuhm v5, v2, v3
-; CHECK-NEXT: vsubuhm v2, v3, v2
-; CHECK-NEXT: xxsel v2, v2, v5, v4
+; CHECK-NEXT: vminsh v4, v2, v3
+; CHECK-NEXT: vmaxsh v2, v2, v3
+; CHECK-NEXT: vsubuhm v2, v2, v4
; CHECK-NEXT: blr
%3 = icmp sgt <8 x i16> %0, %1
%4 = sub <8 x i16> %0, %1
@@ -1880,11 +1765,9 @@ define <8 x i16> @absd_int16_sgt(<8 x i16>, <8 x i16>) {
define <8 x i16> @absd_int16_sge(<8 x i16>, <8 x i16>) {
; CHECK-LABEL: absd_int16_sge:
; CHECK: # %bb.0:
-; CHECK-NEXT: vcmpgtsh v4, v3, v2
-; CHECK-NEXT: vsubuhm v5, v2, v3
-; CHECK-NEXT: vsubuhm v2, v3, v2
-; CHECK-NEXT: xxlnor v4, v4, v4
-; CHECK-NEXT: xxsel v2, v2, v5, v4
+; CHECK-NEXT: vminsh v4, v2, v3
+; CHECK-NEXT: vmaxsh v2, v2, v3
+; CHECK-NEXT: vsubuhm v2, v2, v4
; CHECK-NEXT: blr
%3 = icmp sge <8 x i16> %0, %1
%4 = sub <8 x i16> %0, %1
@@ -1896,10 +1779,9 @@ define <8 x i16> @absd_int16_sge(<8 x i16>, <8 x i16>) {
define <8 x i16> @absd_int16_slt(<8 x i16>, <8 x i16>) {
; CHECK-LABEL: absd_int16_slt:
; CHECK: # %bb.0:
-; CHECK-NEXT: vcmpgtsh v4, v3, v2
-; CHECK-NEXT: vsubuhm v5, v2, v3
-; CHECK-NEXT: vsubuhm v2, v3, v2
-; CHECK-NEXT: xxsel v2, v5, v2, v4
+; CHECK-NEXT: vminsh v4, v2, v3
+; CHECK-NEXT: vmaxsh v2, v2, v3
+; CHECK-NEXT: vsubuhm v2, v2, v4
; CHECK-NEXT: blr
%3 = icmp slt <8 x i16> %0, %1
%4 = sub <8 x i16> %0, %1
@@ -1911,11 +1793,9 @@ define <8 x i16> @absd_int16_slt(<8 x i16>, <8 x i16>) {
define <8 x i16> @absd_int16_sle(<8 x i16>, <8 x i16>) {
; CHECK-LABEL: absd_int16_sle:
; CHECK: # %bb.0:
-; CHECK-NEXT: vcmpgtsh v4, v2, v3
-; CHECK-NEXT: vsubuhm v5, v2, v3
-; CHECK-NEXT: vsubuhm v2, v3, v2
-; CHECK-NEXT: xxlnor v4, v4, v4
-; CHECK-NEXT: xxsel v2, v5, v2, v4
+; CHECK-NEXT: vminsh v4, v2, v3
+; CHECK-NEXT: vmaxsh v2, v2, v3
+; CHECK-NEXT: vsubuhm v2, v2, v4
; CHECK-NEXT: blr
%3 = icmp sle <8 x i16> %0, %1
%4 = sub <8 x i16> %0, %1
@@ -1927,10 +1807,9 @@ define <8 x i16> @absd_int16_sle(<8 x i16>, <8 x i16>) {
define <16 x i8> @absd_int8_sgt(<16 x i8>, <16 x i8>) {
; CHECK-LABEL: absd_int8_sgt:
; CHECK: # %bb.0:
-; CHECK-NEXT: vcmpgtsb v4, v2, v3
-; CHECK-NEXT: vsububm v5, v2, v3
-; CHECK-NEXT: vsububm v2, v3, v2
-; CHECK-NEXT: xxsel v2, v2, v5, v4
+; CHECK-NEXT: vminsb v4, v2, v3
+; CHECK-NEXT: vmaxsb v2, v2, v3
+; CHECK-NEXT: vsububm v2, v2, v4
; CHECK-NEXT: blr
%3 = icmp sgt <16 x i8> %0, %1
%4 = sub <16 x i8> %0, %1
@@ -1942,11 +1821,9 @@ define <16 x i8> @absd_int8_sgt(<16 x i8>, <16 x i8>) {
define <16 x i8> @absd_int8_sge(<16 x i8>, <16 x i8>) {
; CHECK-LABEL: absd_int8_sge:
; CHECK: # %bb.0:
-; CHECK-NEXT: vcmpgtsb v4, v3, v2
-; CHECK-NEXT: vsububm v5, v2, v3
-; CHECK-NEXT: vsububm v2, v3, v2
-; CHECK-NEXT: xxlnor v4, v4, v4
-; CHECK-NEXT: xxsel v2, v2, v5, v4
+; CHECK-NEXT: vminsb v4, v2, v3
+; CHECK-NEXT: vmaxsb v2, v2, v3
+; CHECK-NEXT: vsububm v2, v2, v4
; CHECK-NEXT: blr
%3 = icmp sge <16 x i8> %0, %1
%4 = sub <16 x i8> %0, %1
@@ -1958,10 +1835,9 @@ define <16 x i8> @absd_int8_sge(<16 x i8>, <16 x i8>) {
define <16 x i8> @absd_int8_slt(<16 x i8>, <16 x i8>) {
; CHECK-LABEL: absd_int8_slt:
; CHECK: # %bb.0:
-; CHECK-NEXT: vcmpgtsb v4, v3, v2
-; CHECK-NEXT: vsububm v5, v2, v3
-; CHECK-NEXT: vsububm v2, v3, v2
-; CHECK-NEXT: xxsel v2, v5, v2, v4
+; CHECK-NEXT: vminsb v4, v2, v3
+; CHECK-NEXT: vmaxsb v2, v2, v3
+; CHECK-NEXT: vsububm v2, v2, v4
; CHECK-NEXT: blr
%3 = icmp slt <16 x i8> %0, %1
%4 = sub <16 x i8> %0, %1
@@ -1973,11 +1849,9 @@ define <16 x i8> @absd_int8_slt(<16 x i8>, <16 x i8>) {
define <16 x i8> @absd_int8_sle(<16 x i8>, <16 x i8>) {
; CHECK-LABEL: absd_int8_sle:
; CHECK: # %bb.0:
-; CHECK-NEXT: vcmpgtsb v4, v2, v3
-; CHECK-NEXT: vsububm v5, v2, v3
-; CHECK-NEXT: vsububm v2, v3, v2
-; CHECK-NEXT: xxlnor v4, v4, v4
-; CHECK-NEXT: xxsel v2, v5, v2, v4
+; CHECK-NEXT: vminsb v4, v2, v3
+; CHECK-NEXT: vmaxsb v2, v2, v3
+; CHECK-NEXT: vsububm v2, v2, v4
; CHECK-NEXT: blr
%3 = icmp sle <16 x i8> %0, %1
%4 = sub <16 x i8> %0, %1
@@ -2006,53 +1880,55 @@ define <4 x i32> @absd_int32_ugt_opp(<4 x i32>, <4 x i32>) {
define <2 x i64> @absd_int64_ugt(<2 x i64>, <2 x i64>) {
; CHECK-PWR9-LABEL: absd_int64_ugt:
; CHECK-PWR9: # %bb.0:
-; CHECK-PWR9-NEXT: vcmpgtud v4, v2, v3
-; CHECK-PWR9-NEXT: vsubudm v5, v2, v3
-; CHECK-PWR9-NEXT: vsubudm v2, v3, v2
-; CHECK-PWR9-NEXT: xxsel v2, v2, v5, v4
+; CHECK-PWR9-NEXT: vminud v4, v2, v3
+; CHECK-PWR9-NEXT: vmaxud v2, v2, v3
+; CHECK-PWR9-NEXT: vsubudm v2, v2, v4
; CHECK-PWR9-NEXT: blr
;
; CHECK-PWR8-LABEL: absd_int64_ugt:
; CHECK-PWR8: # %bb.0:
-; CHECK-PWR8-NEXT: vcmpgtud v4, v2, v3
-; CHECK-PWR8-NEXT: vsubudm v5, v2, v3
-; CHECK-PWR8-NEXT: vsubudm v2, v3, v2
-; CHECK-PWR8-NEXT: xxsel v2, v2, v5, v4
+; CHECK-PWR8-NEXT: vminud v4, v2, v3
+; CHECK-PWR8-NEXT: vmaxud v2, v2, v3
+; CHECK-PWR8-NEXT: vsubudm v2, v2, v4
; CHECK-PWR8-NEXT: blr
;
; CHECK-PWR7-LABEL: absd_int64_ugt:
; CHECK-PWR7: # %bb.0:
-; CHECK-PWR7-NEXT: addi r3, r1, -64
-; CHECK-PWR7-NEXT: addi r4, r1, -80
-; CHECK-PWR7-NEXT: li r5, 0
-; CHECK-PWR7-NEXT: li r6, -1
+; CHECK-PWR7-NEXT: addi r3, r1, -96
+; CHECK-PWR7-NEXT: stxvd2x v2, 0, r3
+; CHECK-PWR7-NEXT: addi r3, r1, -80
; CHECK-PWR7-NEXT: stxvd2x v3, 0, r3
-; CHECK-PWR7-NEXT: stxvd2x v2, 0, r4
-; CHECK-PWR7-NEXT: addi r9, r1, -16
-; CHECK-PWR7-NEXT: ld r3, -56(r1)
+; CHECK-PWR7-NEXT: ld r3, -88(r1)
; CHECK-PWR7-NEXT: ld r4, -72(r1)
-; CHECK-PWR7-NEXT: ld r8, -80(r1)
-; CHECK-PWR7-NEXT: cmpld r4, r3
-; CHECK-PWR7-NEXT: iselgt r7, r6, r5
-; CHECK-PWR7-NEXT: std r7, -8(r1)
-; CHECK-PWR7-NEXT: ld r7, -64(r1)
-; CHECK-PWR7-NEXT: cmpld r8, r7
-; CHECK-PWR7-NEXT: iselgt r5, r6, r5
-; CHECK-PWR7-NEXT: std r5, -16(r1)
-; CHECK-PWR7-NEXT: sub r5, r4, r3
+; CHECK-PWR7-NEXT: ld r6, -80(r1)
+; CHECK-PWR7-NEXT: sub r5, r3, r4
+; CHECK-PWR7-NEXT: cmpld r3, r4
+; CHECK-PWR7-NEXT: li r3, 0
+; CHECK-PWR7-NEXT: li r4, -1
+; CHECK-PWR7-NEXT: std r5, -56(r1)
+; CHECK-PWR7-NEXT: ld r5, -96(r1)
+; CHECK-PWR7-NEXT: sub r7, r5, r6
+; CHECK-PWR7-NEXT: std r7, -64(r1)
+; CHECK-PWR7-NEXT: iselgt r7, r4, r3
+; CHECK-PWR7-NEXT: cmpld r5, r6
+; CHECK-PWR7-NEXT: std r7, -40(r1)
+; CHECK-PWR7-NEXT: iselgt r3, r4, r3
+; CHECK-PWR7-NEXT: addi r4, r1, -64
+; CHECK-PWR7-NEXT: std r3, -48(r1)
+; CHECK-PWR7-NEXT: lxvw4x vs0, 0, r4
+; CHECK-PWR7-NEXT: addi r4, r1, -48
+; CHECK-PWR7-NEXT: lxvw4x vs1, 0, r4
+; CHECK-PWR7-NEXT: addi r4, r1, -32
+; CHECK-PWR7-NEXT: xxlxor vs0, vs0, vs1
+; CHECK-PWR7-NEXT: stxvw4x vs0, 0, r4
+; CHECK-PWR7-NEXT: ld r4, -24(r1)
+; CHECK-PWR7-NEXT: sub r4, r7, r4
+; CHECK-PWR7-NEXT: std r4, -8(r1)
+; CHECK-PWR7-NEXT: ld r4, -32(r1)
; CHECK-PWR7-NEXT: sub r3, r3, r4
-; CHECK-PWR7-NEXT: lxvd2x v2, 0, r9
-; CHECK-PWR7-NEXT: std r5, -40(r1)
-; CHECK-PWR7-NEXT: sub r5, r8, r7
-; CHECK-PWR7-NEXT: std r5, -48(r1)
-; CHECK-PWR7-NEXT: addi r5, r1, -48
-; CHECK-PWR7-NEXT: lxvd2x v3, 0, r5
-; CHECK-PWR7-NEXT: std r3, -24(r1)
-; CHECK-PWR7-NEXT: sub r3, r7, r8
-; CHECK-PWR7-NEXT: std r3, -32(r1)
-; CHECK-PWR7-NEXT: addi r3, r1, -32
-; CHECK-PWR7-NEXT: lxvd2x v4, 0, r3
-; CHECK-PWR7-NEXT: xxsel v2, v4, v3, v2
+; CHECK-PWR7-NEXT: std r3, -16(r1)
+; CHECK-PWR7-NEXT: addi r3, r1, -16
+; CHECK-PWR7-NEXT: lxvd2x v2, 0, r3
; CHECK-PWR7-NEXT: blr
%3 = icmp ugt <2 x i64> %0, %1
%4 = sub <2 x i64> %0, %1
diff --git a/llvm/test/CodeGen/PowerPC/vec-zext-abdu.ll b/llvm/test/CodeGen/PowerPC/vec-zext-abdu.ll
index 787b81f7f2098..32c28148df32e 100644
--- a/llvm/test/CodeGen/PowerPC/vec-zext-abdu.ll
+++ b/llvm/test/CodeGen/PowerPC/vec-zext-abdu.ll
@@ -1,31 +1,11 @@
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 2
; RUN: llc -verify-machineinstrs -mtriple=powerpc64le -mcpu=pwr9 < %s | FileCheck %s
+; Widen to <16 x i8>
define <12 x i8> @zext_abdu(<12 x i8> %a, <12 x i8> %b) {
; CHECK-LABEL: zext_abdu:
; CHECK: # %bb.0: # %entry
-; CHECK-NEXT: addis 3, 2, .LCPI0_0 at toc@ha
-; CHECK-NEXT: xxlxor 36, 36, 36
-; CHECK-NEXT: addi 3, 3, .LCPI0_0 at toc@l
-; CHECK-NEXT: lxv 37, 0(3)
-; CHECK-NEXT: addis 3, 2, .LCPI0_1 at toc@ha
-; CHECK-NEXT: addi 3, 3, .LCPI0_1 at toc@l
-; CHECK-NEXT: lxv 33, 0(3)
-; CHECK-NEXT: addis 3, 2, .LCPI0_2 at toc@ha
-; CHECK-NEXT: vperm 0, 4, 2, 5
-; CHECK-NEXT: vperm 5, 4, 3, 5
-; CHECK-NEXT: addi 3, 3, .LCPI0_2 at toc@l
-; CHECK-NEXT: lxv 39, 0(3)
-; CHECK-NEXT: vperm 6, 4, 2, 1
-; CHECK-NEXT: vperm 1, 4, 3, 1
-; CHECK-NEXT: vperm 2, 4, 2, 7
-; CHECK-NEXT: vperm 3, 4, 3, 7
-; CHECK-NEXT: vabsduw 4, 5, 0
-; CHECK-NEXT: vabsduw 2, 3, 2
-; CHECK-NEXT: vabsduw 3, 1, 6
-; CHECK-NEXT: vpkuwum 3, 4, 3
-; CHECK-NEXT: vpkuwum 2, 2, 2
-; CHECK-NEXT: vpkuhum 2, 2, 3
+; CHECK-NEXT: vabsdub 2, 2, 3
; CHECK-NEXT: blr
entry:
%aa = zext <12 x i8> %a to <12 x i32>
diff --git a/llvm/test/CodeGen/RISCV/rvv/abd.ll b/llvm/test/CodeGen/RISCV/rvv/abd.ll
index ddbfbd0b59fa4..5e610c453e1ba 100644
--- a/llvm/test/CodeGen/RISCV/rvv/abd.ll
+++ b/llvm/test/CodeGen/RISCV/rvv/abd.ll
@@ -26,13 +26,9 @@ define <vscale x 16 x i8> @sabd_b_promoted_ops(<vscale x 16 x i1> %a, <vscale x
; CHECK-LABEL: sabd_b_promoted_ops:
; CHECK: # %bb.0:
; CHECK-NEXT: vsetvli a0, zero, e8, m2, ta, ma
-; CHECK-NEXT: vmv.v.i v10, 0
-; CHECK-NEXT: vmerge.vim v12, v10, -1, v0
-; CHECK-NEXT: vmv1r.v v0, v8
-; CHECK-NEXT: vmerge.vim v8, v10, -1, v0
-; CHECK-NEXT: vmin.vv v10, v12, v8
-; CHECK-NEXT: vmax.vv v8, v12, v8
-; CHECK-NEXT: vsub.vv v8, v8, v10
+; CHECK-NEXT: vmxor.mm v0, v0, v8
+; CHECK-NEXT: vmv.v.i v8, 0
+; CHECK-NEXT: vmerge.vim v8, v8, 1, v0
; CHECK-NEXT: ret
%a.sext = sext <vscale x 16 x i1> %a to <vscale x 16 x i8>
%b.sext = sext <vscale x 16 x i1> %b to <vscale x 16 x i8>
@@ -158,13 +154,9 @@ define <vscale x 16 x i8> @uabd_b_promoted_ops(<vscale x 16 x i1> %a, <vscale x
; CHECK-LABEL: uabd_b_promoted_ops:
; CHECK: # %bb.0:
; CHECK-NEXT: vsetvli a0, zero, e8, m2, ta, ma
-; CHECK-NEXT: vmv.v.i v10, 0
-; CHECK-NEXT: vmerge.vim v12, v10, 1, v0
-; CHECK-NEXT: vmv1r.v v0, v8
-; CHECK-NEXT: vmerge.vim v8, v10, 1, v0
-; CHECK-NEXT: vminu.vv v10, v12, v8
-; CHECK-NEXT: vmaxu.vv v8, v12, v8
-; CHECK-NEXT: vsub.vv v8, v8, v10
+; CHECK-NEXT: vmxor.mm v0, v0, v8
+; CHECK-NEXT: vmv.v.i v8, 0
+; CHECK-NEXT: vmerge.vim v8, v8, 1, v0
; CHECK-NEXT: ret
%a.zext = zext <vscale x 16 x i1> %a to <vscale x 16 x i8>
%b.zext = zext <vscale x 16 x i1> %b to <vscale x 16 x i8>
diff --git a/llvm/test/CodeGen/Thumb2/mve-vabdus.ll b/llvm/test/CodeGen/Thumb2/mve-vabdus.ll
index cfbecd14604a2..1279714b5a78c 100644
--- a/llvm/test/CodeGen/Thumb2/mve-vabdus.ll
+++ b/llvm/test/CodeGen/Thumb2/mve-vabdus.ll
@@ -171,8 +171,7 @@ define arm_aapcs_vfpcc <4 x i8> @vabd_v4u8(<4 x i8> %src1, <4 x i8> %src2) {
; CHECK-NEXT: vmov.i32 q2, #0xff
; CHECK-NEXT: vand q1, q1, q2
; CHECK-NEXT: vand q0, q0, q2
-; CHECK-NEXT: vsub.i32 q0, q0, q1
-; CHECK-NEXT: vabs.s32 q0, q0
+; CHECK-NEXT: vabd.u32 q0, q0, q1
; CHECK-NEXT: bx lr
%zextsrc1 = zext <4 x i8> %src1 to <4 x i16>
%zextsrc2 = zext <4 x i8> %src2 to <4 x i16>
diff --git a/llvm/test/CodeGen/X86/abds.ll b/llvm/test/CodeGen/X86/abds.ll
index a80339427984a..f8245ba8953d3 100644
--- a/llvm/test/CodeGen/X86/abds.ll
+++ b/llvm/test/CodeGen/X86/abds.ll
@@ -282,27 +282,24 @@ define i32 @abd_ext_i32_undef(i32 %a, i32 %b) nounwind {
define i64 @abd_ext_i64(i64 %a, i64 %b) nounwind {
; X86-LABEL: abd_ext_i64:
; X86: # %bb.0:
+; X86-NEXT: pushl %ebx
; X86-NEXT: pushl %edi
; X86-NEXT: pushl %esi
-; X86-NEXT: movl {{[0-9]+}}(%esp), %esi
-; X86-NEXT: movl %esi, %edi
-; X86-NEXT: sarl $31, %edi
; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
; X86-NEXT: movl {{[0-9]+}}(%esp), %edx
-; X86-NEXT: movl %edx, %ecx
-; X86-NEXT: sarl $31, %ecx
-; X86-NEXT: subl {{[0-9]+}}(%esp), %eax
-; X86-NEXT: sbbl %esi, %edx
-; X86-NEXT: movl %ecx, %esi
-; X86-NEXT: sbbl %edi, %esi
-; X86-NEXT: sbbl %edi, %ecx
-; X86-NEXT: sarl $31, %ecx
-; X86-NEXT: xorl %ecx, %edx
-; X86-NEXT: xorl %ecx, %eax
+; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx
+; X86-NEXT: movl {{[0-9]+}}(%esp), %esi
+; X86-NEXT: movl %ecx, %edi
+; X86-NEXT: subl %eax, %edi
+; X86-NEXT: movl %esi, %ebx
+; X86-NEXT: sbbl %edx, %ebx
; X86-NEXT: subl %ecx, %eax
-; X86-NEXT: sbbl %ecx, %edx
+; X86-NEXT: sbbl %esi, %edx
+; X86-NEXT: cmovll %edi, %eax
+; X86-NEXT: cmovll %ebx, %edx
; X86-NEXT: popl %esi
; X86-NEXT: popl %edi
+; X86-NEXT: popl %ebx
; X86-NEXT: retl
;
; X64-LABEL: abd_ext_i64:
@@ -324,27 +321,24 @@ define i64 @abd_ext_i64(i64 %a, i64 %b) nounwind {
define i64 @abd_ext_i64_undef(i64 %a, i64 %b) nounwind {
; X86-LABEL: abd_ext_i64_undef:
; X86: # %bb.0:
+; X86-NEXT: pushl %ebx
; X86-NEXT: pushl %edi
; X86-NEXT: pushl %esi
-; X86-NEXT: movl {{[0-9]+}}(%esp), %esi
-; X86-NEXT: movl %esi, %edi
-; X86-NEXT: sarl $31, %edi
; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
; X86-NEXT: movl {{[0-9]+}}(%esp), %edx
-; X86-NEXT: movl %edx, %ecx
-; X86-NEXT: sarl $31, %ecx
-; X86-NEXT: subl {{[0-9]+}}(%esp), %eax
-; X86-NEXT: sbbl %esi, %edx
-; X86-NEXT: movl %ecx, %esi
-; X86-NEXT: sbbl %edi, %esi
-; X86-NEXT: sbbl %edi, %ecx
-; X86-NEXT: sarl $31, %ecx
-; X86-NEXT: xorl %ecx, %edx
-; X86-NEXT: xorl %ecx, %eax
+; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx
+; X86-NEXT: movl {{[0-9]+}}(%esp), %esi
+; X86-NEXT: movl %ecx, %edi
+; X86-NEXT: subl %eax, %edi
+; X86-NEXT: movl %esi, %ebx
+; X86-NEXT: sbbl %edx, %ebx
; X86-NEXT: subl %ecx, %eax
-; X86-NEXT: sbbl %ecx, %edx
+; X86-NEXT: sbbl %esi, %edx
+; X86-NEXT: cmovll %edi, %eax
+; X86-NEXT: cmovll %ebx, %edx
; X86-NEXT: popl %esi
; X86-NEXT: popl %edi
+; X86-NEXT: popl %ebx
; X86-NEXT: retl
;
; X64-LABEL: abd_ext_i64_undef:
@@ -454,7 +448,6 @@ define i32 @abd_minmax_i32(i32 %a, i32 %b) nounwind {
define i64 @abd_minmax_i64(i64 %a, i64 %b) nounwind {
; X86-LABEL: abd_minmax_i64:
; X86: # %bb.0:
-; X86-NEXT: pushl %ebp
; X86-NEXT: pushl %ebx
; X86-NEXT: pushl %edi
; X86-NEXT: pushl %esi
@@ -462,24 +455,17 @@ define i64 @abd_minmax_i64(i64 %a, i64 %b) nounwind {
; X86-NEXT: movl {{[0-9]+}}(%esp), %edx
; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx
; X86-NEXT: movl {{[0-9]+}}(%esp), %esi
-; X86-NEXT: cmpl %eax, %ecx
-; X86-NEXT: movl %esi, %edi
-; X86-NEXT: sbbl %edx, %edi
-; X86-NEXT: movl %edx, %edi
-; X86-NEXT: cmovll %esi, %edi
-; X86-NEXT: movl %eax, %ebx
-; X86-NEXT: cmovll %ecx, %ebx
-; X86-NEXT: cmpl %ecx, %eax
-; X86-NEXT: movl %edx, %ebp
-; X86-NEXT: sbbl %esi, %ebp
-; X86-NEXT: cmovll %esi, %edx
-; X86-NEXT: cmovll %ecx, %eax
-; X86-NEXT: subl %ebx, %eax
-; X86-NEXT: sbbl %edi, %edx
+; X86-NEXT: movl %ecx, %edi
+; X86-NEXT: subl %eax, %edi
+; X86-NEXT: movl %esi, %ebx
+; X86-NEXT: sbbl %edx, %ebx
+; X86-NEXT: subl %ecx, %eax
+; X86-NEXT: sbbl %esi, %edx
+; X86-NEXT: cmovll %edi, %eax
+; X86-NEXT: cmovll %ebx, %edx
; X86-NEXT: popl %esi
; X86-NEXT: popl %edi
; X86-NEXT: popl %ebx
-; X86-NEXT: popl %ebp
; X86-NEXT: retl
;
; X64-LABEL: abd_minmax_i64:
diff --git a/llvm/test/CodeGen/X86/abdu.ll b/llvm/test/CodeGen/X86/abdu.ll
index d1f07b9eaadcb..b9b0ef202fc10 100644
--- a/llvm/test/CodeGen/X86/abdu.ll
+++ b/llvm/test/CodeGen/X86/abdu.ll
@@ -280,20 +280,16 @@ define i32 @abd_ext_i32_undef(i32 %a, i32 %b) nounwind {
define i64 @abd_ext_i64(i64 %a, i64 %b) nounwind {
; X86-LABEL: abd_ext_i64:
; X86: # %bb.0:
-; X86-NEXT: pushl %esi
; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
; X86-NEXT: movl {{[0-9]+}}(%esp), %edx
; X86-NEXT: xorl %ecx, %ecx
; X86-NEXT: subl {{[0-9]+}}(%esp), %eax
; X86-NEXT: sbbl {{[0-9]+}}(%esp), %edx
-; X86-NEXT: movl $0, %esi
-; X86-NEXT: sbbl %esi, %esi
; X86-NEXT: sbbl %ecx, %ecx
; X86-NEXT: xorl %ecx, %edx
; X86-NEXT: xorl %ecx, %eax
; X86-NEXT: subl %ecx, %eax
; X86-NEXT: sbbl %ecx, %edx
-; X86-NEXT: popl %esi
; X86-NEXT: retl
;
; X64-LABEL: abd_ext_i64:
@@ -315,20 +311,16 @@ define i64 @abd_ext_i64(i64 %a, i64 %b) nounwind {
define i64 @abd_ext_i64_undef(i64 %a, i64 %b) nounwind {
; X86-LABEL: abd_ext_i64_undef:
; X86: # %bb.0:
-; X86-NEXT: pushl %esi
; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
; X86-NEXT: movl {{[0-9]+}}(%esp), %edx
; X86-NEXT: xorl %ecx, %ecx
; X86-NEXT: subl {{[0-9]+}}(%esp), %eax
; X86-NEXT: sbbl {{[0-9]+}}(%esp), %edx
-; X86-NEXT: movl $0, %esi
-; X86-NEXT: sbbl %esi, %esi
; X86-NEXT: sbbl %ecx, %ecx
; X86-NEXT: xorl %ecx, %edx
; X86-NEXT: xorl %ecx, %eax
; X86-NEXT: subl %ecx, %eax
; X86-NEXT: sbbl %ecx, %edx
-; X86-NEXT: popl %esi
; X86-NEXT: retl
;
; X64-LABEL: abd_ext_i64_undef:
@@ -438,32 +430,16 @@ define i32 @abd_minmax_i32(i32 %a, i32 %b) nounwind {
define i64 @abd_minmax_i64(i64 %a, i64 %b) nounwind {
; X86-LABEL: abd_minmax_i64:
; X86: # %bb.0:
-; X86-NEXT: pushl %ebp
-; X86-NEXT: pushl %ebx
-; X86-NEXT: pushl %edi
-; X86-NEXT: pushl %esi
; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
; X86-NEXT: movl {{[0-9]+}}(%esp), %edx
-; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx
-; X86-NEXT: movl {{[0-9]+}}(%esp), %esi
-; X86-NEXT: cmpl %eax, %ecx
-; X86-NEXT: movl %esi, %edi
-; X86-NEXT: sbbl %edx, %edi
-; X86-NEXT: movl %edx, %edi
-; X86-NEXT: cmovbl %esi, %edi
-; X86-NEXT: movl %eax, %ebx
-; X86-NEXT: cmovbl %ecx, %ebx
-; X86-NEXT: cmpl %ecx, %eax
-; X86-NEXT: movl %edx, %ebp
-; X86-NEXT: sbbl %esi, %ebp
-; X86-NEXT: cmovbl %esi, %edx
-; X86-NEXT: cmovbl %ecx, %eax
-; X86-NEXT: subl %ebx, %eax
-; X86-NEXT: sbbl %edi, %edx
-; X86-NEXT: popl %esi
-; X86-NEXT: popl %edi
-; X86-NEXT: popl %ebx
-; X86-NEXT: popl %ebp
+; X86-NEXT: xorl %ecx, %ecx
+; X86-NEXT: subl {{[0-9]+}}(%esp), %eax
+; X86-NEXT: sbbl {{[0-9]+}}(%esp), %edx
+; X86-NEXT: sbbl %ecx, %ecx
+; X86-NEXT: xorl %ecx, %edx
+; X86-NEXT: xorl %ecx, %eax
+; X86-NEXT: subl %ecx, %eax
+; X86-NEXT: sbbl %ecx, %edx
; X86-NEXT: retl
;
; X64-LABEL: abd_minmax_i64:
>From 2b6e2fb78d6217f2dcc4ba993864ab8057adab8c Mon Sep 17 00:00:00 2001
From: Simon Pilgrim <llvm-dev at redking.me.uk>
Date: Tue, 23 Jul 2024 12:33:10 +0100
Subject: [PATCH 2/3] [DAG] expandABD - flip SignBitIsZero checks for better
chance of hitting a constant
---
llvm/lib/CodeGen/SelectionDAG/TargetLowering.cpp | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/llvm/lib/CodeGen/SelectionDAG/TargetLowering.cpp b/llvm/lib/CodeGen/SelectionDAG/TargetLowering.cpp
index 70acf796785f5..a0e7791eb49cd 100644
--- a/llvm/lib/CodeGen/SelectionDAG/TargetLowering.cpp
+++ b/llvm/lib/CodeGen/SelectionDAG/TargetLowering.cpp
@@ -9279,8 +9279,8 @@ SDValue TargetLowering::expandABD(SDNode *N, SelectionDAG &DAG) const {
// If the subtract doesn't overflow then just use abs(sub())
// NOTE: don't use frozen operands for value tracking.
- bool IsNonNegative = DAG.SignBitIsZero(N->getOperand(0)) &&
- DAG.SignBitIsZero(N->getOperand(1));
+ bool IsNonNegative = DAG.SignBitIsZero(N->getOperand(1)) &&
+ DAG.SignBitIsZero(N->getOperand(0));
if (DAG.willNotOverflowSub(IsSigned || IsNonNegative, N->getOperand(0),
N->getOperand(1)))
>From 9a31cea1f9dded08163842e6533f147347b51102 Mon Sep 17 00:00:00 2001
From: Simon Pilgrim <llvm-dev at redking.me.uk>
Date: Thu, 25 Jul 2024 16:36:17 +0100
Subject: [PATCH 3/3] Regenerate arm64-vabs.ll
---
llvm/test/CodeGen/AArch64/arm64-vabs.ll | 30 +++++++------------------
1 file changed, 8 insertions(+), 22 deletions(-)
diff --git a/llvm/test/CodeGen/AArch64/arm64-vabs.ll b/llvm/test/CodeGen/AArch64/arm64-vabs.ll
index 62a79e3547b29..48afcc5c3dd2b 100644
--- a/llvm/test/CodeGen/AArch64/arm64-vabs.ll
+++ b/llvm/test/CodeGen/AArch64/arm64-vabs.ll
@@ -1799,28 +1799,14 @@ define <2 x i64> @uabd_i32(<2 x i32> %a, <2 x i32> %b) {
define <2 x i128> @uabd_i64(<2 x i64> %a, <2 x i64> %b) {
; CHECK-LABEL: uabd_i64:
; CHECK: // %bb.0:
-; CHECK-NEXT: mov.d x8, v0[1]
-; CHECK-NEXT: mov.d x9, v1[1]
-; CHECK-NEXT: fmov x10, d0
-; CHECK-NEXT: fmov x12, d1
-; CHECK-NEXT: asr x14, x10, #63
-; CHECK-NEXT: asr x11, x8, #63
-; CHECK-NEXT: asr x13, x9, #63
-; CHECK-NEXT: asr x15, x12, #63
-; CHECK-NEXT: subs x8, x8, x9
-; CHECK-NEXT: sbc x9, x11, x13
-; CHECK-NEXT: subs x10, x10, x12
-; CHECK-NEXT: sbc x11, x14, x15
-; CHECK-NEXT: asr x13, x9, #63
-; CHECK-NEXT: asr x12, x11, #63
-; CHECK-NEXT: eor x8, x8, x13
-; CHECK-NEXT: eor x9, x9, x13
-; CHECK-NEXT: eor x10, x10, x12
-; CHECK-NEXT: eor x11, x11, x12
-; CHECK-NEXT: subs x0, x10, x12
-; CHECK-NEXT: sbc x1, x11, x12
-; CHECK-NEXT: subs x2, x8, x13
-; CHECK-NEXT: sbc x3, x9, x13
+; CHECK-NEXT: cmgt.2d v2, v0, v1
+; CHECK-NEXT: sub.2d v0, v0, v1
+; CHECK-NEXT: mov x1, xzr
+; CHECK-NEXT: mov x3, xzr
+; CHECK-NEXT: eor.16b v0, v0, v2
+; CHECK-NEXT: sub.2d v0, v2, v0
+; CHECK-NEXT: mov.d x2, v0[1]
+; CHECK-NEXT: fmov x0, d0
; CHECK-NEXT: ret
%aext = sext <2 x i64> %a to <2 x i128>
%bext = sext <2 x i64> %b to <2 x i128>
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