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| author | Evan Cheng <evan.cheng@apple.com> | 2011-01-07 23:50:32 +0000 |
|---|---|---|
| committer | Evan Cheng <evan.cheng@apple.com> | 2011-01-07 23:50:32 +0000 |
| commit | c36b7069b42bece963b7e6adf020353ce990ef76 (patch) | |
| tree | fdbe6e1cede36ae3485403b9165bfdc039056eeb /include/llvm/CodeGen/ISDOpcodes.h | |
| parent | 067a16c974fef473fd3bca1d58db0d50c59882ce (diff) | |
| download | external_llvm-c36b7069b42bece963b7e6adf020353ce990ef76.zip external_llvm-c36b7069b42bece963b7e6adf020353ce990ef76.tar.gz external_llvm-c36b7069b42bece963b7e6adf020353ce990ef76.tar.bz2 | |
Do not model all INLINEASM instructions as having unmodelled side effects.
Instead encode llvm IR level property "HasSideEffects" in an operand (shared
with IsAlignStack). Added MachineInstrs::hasUnmodeledSideEffects() to check
the operand when the instruction is an INLINEASM.
This allows memory instructions to be moved around INLINEASM instructions.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@123044 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'include/llvm/CodeGen/ISDOpcodes.h')
| -rw-r--r-- | include/llvm/CodeGen/ISDOpcodes.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/include/llvm/CodeGen/ISDOpcodes.h b/include/llvm/CodeGen/ISDOpcodes.h index 7236bd5..ac3d87c 100644 --- a/include/llvm/CodeGen/ISDOpcodes.h +++ b/include/llvm/CodeGen/ISDOpcodes.h @@ -482,7 +482,7 @@ namespace ISD { // Operand #0 : Input chain. // Operand #1 : a ExternalSymbolSDNode with a pointer to the asm string. // Operand #2 : a MDNodeSDNode with the !srcloc metadata. - // Operand #3 : IsAlignStack bit. + // Operand #3 : HasSideEffect, IsAlignStack bits. // After this, it is followed by a list of operands with this format: // ConstantSDNode: Flags that encode whether it is a mem or not, the // of operands that follow, etc. See InlineAsm.h. |