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| author | Craig Topper <craig.topper@gmail.com> | 2016-11-13 07:26:19 +0000 |
|---|---|---|
| committer | Craig Topper <craig.topper@gmail.com> | 2016-11-13 07:26:19 +0000 |
| commit | b4173a5a7094907818ebc54f30abc45c9c3b0d25 (patch) | |
| tree | c954bb9f0f6f5c3c9e30bbed9449f810961f18f5 /llvm/lib | |
| parent | 43e97649a15987d710276da2803f851a8fb20984 (diff) | |
| download | bcm5719-llvm-b4173a5a7094907818ebc54f30abc45c9c3b0d25.tar.gz bcm5719-llvm-b4173a5a7094907818ebc54f30abc45c9c3b0d25.zip | |
[InstCombine][AVX-512] Teach InstCombineCalls to handle the new unmasked AVX-512 variable shift intrinsics.
llvm-svn: 286755
Diffstat (limited to 'llvm/lib')
| -rw-r--r-- | llvm/lib/Transforms/InstCombine/InstCombineCalls.cpp | 22 |
1 files changed, 18 insertions, 4 deletions
diff --git a/llvm/lib/Transforms/InstCombine/InstCombineCalls.cpp b/llvm/lib/Transforms/InstCombine/InstCombineCalls.cpp index d109df3b55a..9de103a6a11 100644 --- a/llvm/lib/Transforms/InstCombine/InstCombineCalls.cpp +++ b/llvm/lib/Transforms/InstCombine/InstCombineCalls.cpp @@ -258,8 +258,7 @@ static Value *simplifyX86immShift(const IntrinsicInst &II, bool ShiftLeft = false; switch (II.getIntrinsicID()) { - default: - return nullptr; + default: llvm_unreachable("Unexpected intrinsic!"); case Intrinsic::x86_sse2_psra_d: case Intrinsic::x86_sse2_psra_w: case Intrinsic::x86_sse2_psrai_d: @@ -393,10 +392,13 @@ static Value *simplifyX86varShift(const IntrinsicInst &II, bool ShiftLeft = false; switch (II.getIntrinsicID()) { - default: - return nullptr; + default: llvm_unreachable("Unexpected intrinsic!"); case Intrinsic::x86_avx2_psrav_d: case Intrinsic::x86_avx2_psrav_d_256: + case Intrinsic::x86_avx512_psrav_q_128: + case Intrinsic::x86_avx512_psrav_q_256: + case Intrinsic::x86_avx512_psrav_d_512: + case Intrinsic::x86_avx512_psrav_q_512: LogicalShift = false; ShiftLeft = false; break; @@ -404,6 +406,8 @@ static Value *simplifyX86varShift(const IntrinsicInst &II, case Intrinsic::x86_avx2_psrlv_d_256: case Intrinsic::x86_avx2_psrlv_q: case Intrinsic::x86_avx2_psrlv_q_256: + case Intrinsic::x86_avx512_psrlv_d_512: + case Intrinsic::x86_avx512_psrlv_q_512: LogicalShift = true; ShiftLeft = false; break; @@ -411,6 +415,8 @@ static Value *simplifyX86varShift(const IntrinsicInst &II, case Intrinsic::x86_avx2_psllv_d_256: case Intrinsic::x86_avx2_psllv_q: case Intrinsic::x86_avx2_psllv_q_256: + case Intrinsic::x86_avx512_psllv_d_512: + case Intrinsic::x86_avx512_psllv_q_512: LogicalShift = true; ShiftLeft = true; break; @@ -1873,12 +1879,20 @@ Instruction *InstCombiner::visitCallInst(CallInst &CI) { case Intrinsic::x86_avx2_psllv_d_256: case Intrinsic::x86_avx2_psllv_q: case Intrinsic::x86_avx2_psllv_q_256: + case Intrinsic::x86_avx512_psllv_d_512: + case Intrinsic::x86_avx512_psllv_q_512: case Intrinsic::x86_avx2_psrav_d: case Intrinsic::x86_avx2_psrav_d_256: + case Intrinsic::x86_avx512_psrav_q_128: + case Intrinsic::x86_avx512_psrav_q_256: + case Intrinsic::x86_avx512_psrav_d_512: + case Intrinsic::x86_avx512_psrav_q_512: case Intrinsic::x86_avx2_psrlv_d: case Intrinsic::x86_avx2_psrlv_d_256: case Intrinsic::x86_avx2_psrlv_q: case Intrinsic::x86_avx2_psrlv_q_256: + case Intrinsic::x86_avx512_psrlv_d_512: + case Intrinsic::x86_avx512_psrlv_q_512: if (Value *V = simplifyX86varShift(*II, *Builder)) return replaceInstUsesWith(*II, V); break; |
