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Merge similar functionality using a nested switch.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@171229 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Craig Topper 2012-12-29 17:19:06 +00:00
parent 6d183e4007
commit 6f57f39e4a
1 changed files with 39 additions and 8 deletions
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47
lib/Target/X86/X86ISelLowering.cpp
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@ -10373,32 +10373,63 @@ static SDValue LowerINTRINSIC_WO_CHAIN(SDValue Op, SelectionDAG &DAG) {
case Intrinsic::x86_avx2_pmaxu_b:
case Intrinsic::x86_avx2_pmaxu_w:
case Intrinsic::x86_avx2_pmaxu_d:
return DAG.getNode(X86ISD::UMAX, dl, Op.getValueType(),
Op.getOperand(1), Op.getOperand(2));
case Intrinsic::x86_sse2_pminu_b:
case Intrinsic::x86_sse41_pminuw:
case Intrinsic::x86_sse41_pminud:
case Intrinsic::x86_avx2_pminu_b:
case Intrinsic::x86_avx2_pminu_w:
case Intrinsic::x86_avx2_pminu_d:
return DAG.getNode(X86ISD::UMIN, dl, Op.getValueType(),
Op.getOperand(1), Op.getOperand(2));
case Intrinsic::x86_sse41_pmaxsb:
case Intrinsic::x86_sse2_pmaxs_w:
case Intrinsic::x86_sse41_pmaxsd:
case Intrinsic::x86_avx2_pmaxs_b:
case Intrinsic::x86_avx2_pmaxs_w:
case Intrinsic::x86_avx2_pmaxs_d:
return DAG.getNode(X86ISD::SMAX, dl, Op.getValueType(),
Op.getOperand(1), Op.getOperand(2));
case Intrinsic::x86_sse41_pminsb:
case Intrinsic::x86_sse2_pmins_w:
case Intrinsic::x86_sse41_pminsd:
case Intrinsic::x86_avx2_pmins_b:
case Intrinsic::x86_avx2_pmins_w:
case Intrinsic::x86_avx2_pmins_d:
return DAG.getNode(X86ISD::SMIN, dl, Op.getValueType(),
case Intrinsic::x86_avx2_pmins_d: {
unsigned Opcode;
switch (IntNo) {
default: llvm_unreachable("Impossible intrinsic"); // Can't reach here.
case Intrinsic::x86_sse2_pmaxu_b:
case Intrinsic::x86_sse41_pmaxuw:
case Intrinsic::x86_sse41_pmaxud:
case Intrinsic::x86_avx2_pmaxu_b:
case Intrinsic::x86_avx2_pmaxu_w:
case Intrinsic::x86_avx2_pmaxu_d:
Opcode = X86ISD::UMAX;
break;
case Intrinsic::x86_sse2_pminu_b:
case Intrinsic::x86_sse41_pminuw:
case Intrinsic::x86_sse41_pminud:
case Intrinsic::x86_avx2_pminu_b:
case Intrinsic::x86_avx2_pminu_w:
case Intrinsic::x86_avx2_pminu_d:
Opcode = X86ISD::UMIN;
break;
case Intrinsic::x86_sse41_pmaxsb:
case Intrinsic::x86_sse2_pmaxs_w:
case Intrinsic::x86_sse41_pmaxsd:
case Intrinsic::x86_avx2_pmaxs_b:
case Intrinsic::x86_avx2_pmaxs_w:
case Intrinsic::x86_avx2_pmaxs_d:
Opcode = X86ISD::SMAX;
break;
case Intrinsic::x86_sse41_pminsb:
case Intrinsic::x86_sse2_pmins_w:
case Intrinsic::x86_sse41_pminsd:
case Intrinsic::x86_avx2_pmins_b:
case Intrinsic::x86_avx2_pmins_w:
case Intrinsic::x86_avx2_pmins_d:
Opcode = X86ISD::SMIN;
break;
}
return DAG.getNode(Opcode, dl, Op.getValueType(),
Op.getOperand(1), Op.getOperand(2));
}
// SSE/SSE2/AVX floating point max/min intrinsics.
case Intrinsic::x86_sse_max_ps: