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| author | Volkan Keles <vkeles@apple.com> | 2018-03-05 22:31:55 +0000 |
|---|---|---|
| committer | Volkan Keles <vkeles@apple.com> | 2018-03-05 22:31:55 +0000 |
| commit | 2bc42e90ed147c45a1f0c74b61bb9f6176dbb9ef (patch) | |
| tree | 11cda8054bf6a22e9ef55ff4aa0f428aa1cc2b5d /llvm/include | |
| parent | 82daad31fea78a9c75fcbbe79ce7070e642640d0 (diff) | |
| download | bcm5719-llvm-2bc42e90ed147c45a1f0c74b61bb9f6176dbb9ef.tar.gz bcm5719-llvm-2bc42e90ed147c45a1f0c74b61bb9f6176dbb9ef.zip | |
GlobalISel: IRTranslate llvm.fabs.* intrinsic
Summary:
Fabs is a common floating-point operation, especially for some expansions. This patch adds
a new generic opcode for llvm.fabs.* intrinsic in order to avoid building/matching this intrinsic.
Reviewers: qcolombet, aditya_nandakumar, dsanders, rovka
Reviewed By: aditya_nandakumar
Subscribers: kristof.beyls, javed.absar, llvm-commits
Differential Revision: https://reviews.llvm.org/D43864
llvm-svn: 326749
Diffstat (limited to 'llvm/include')
| -rw-r--r-- | llvm/include/llvm/CodeGen/GlobalISel/MIPatternMatch.h | 5 | ||||
| -rw-r--r-- | llvm/include/llvm/CodeGen/TargetOpcodes.def | 3 | ||||
| -rw-r--r-- | llvm/include/llvm/Target/GenericOpcodes.td | 6 |
3 files changed, 14 insertions, 0 deletions
diff --git a/llvm/include/llvm/CodeGen/GlobalISel/MIPatternMatch.h b/llvm/include/llvm/CodeGen/GlobalISel/MIPatternMatch.h index e3302217696..2f31cab4ce8 100644 --- a/llvm/include/llvm/CodeGen/GlobalISel/MIPatternMatch.h +++ b/llvm/include/llvm/CodeGen/GlobalISel/MIPatternMatch.h @@ -287,6 +287,11 @@ m_GFPTrunc(const SrcTy &Src) { } template <typename SrcTy> +inline UnaryOp_match<SrcTy, TargetOpcode::G_FABS> m_GFabs(const SrcTy &Src) { + return UnaryOp_match<SrcTy, TargetOpcode::G_FABS>(Src); +} + +template <typename SrcTy> inline UnaryOp_match<SrcTy, TargetOpcode::COPY> m_Copy(SrcTy &&Src) { return UnaryOp_match<SrcTy, TargetOpcode::COPY>(std::forward<SrcTy>(Src)); } diff --git a/llvm/include/llvm/CodeGen/TargetOpcodes.def b/llvm/include/llvm/CodeGen/TargetOpcodes.def index d3e8483798a..30168077370 100644 --- a/llvm/include/llvm/CodeGen/TargetOpcodes.def +++ b/llvm/include/llvm/CodeGen/TargetOpcodes.def @@ -427,6 +427,9 @@ HANDLE_TARGET_OPCODE(G_SITOFP) /// Generic unsigned-int to float conversion HANDLE_TARGET_OPCODE(G_UITOFP) +/// Generic FP absolute value. +HANDLE_TARGET_OPCODE(G_FABS) + /// Generic pointer offset HANDLE_TARGET_OPCODE(G_GEP) diff --git a/llvm/include/llvm/Target/GenericOpcodes.td b/llvm/include/llvm/Target/GenericOpcodes.td index 28c90bf2276..1af6a9ab9f2 100644 --- a/llvm/include/llvm/Target/GenericOpcodes.td +++ b/llvm/include/llvm/Target/GenericOpcodes.td @@ -378,6 +378,12 @@ def G_UITOFP : GenericInstruction { let hasSideEffects = 0; } +def G_FABS : GenericInstruction { + let OutOperandList = (outs type0:$dst); + let InOperandList = (ins type0:$src); + let hasSideEffects = 0; +} + //------------------------------------------------------------------------------ // Floating Point Binary ops. //------------------------------------------------------------------------------ |
