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* Clean up formatting, remove trailing whitespace, fix comment typos andBob Wilson2009-04-171-6/+6
| | | | | | | punctuation. No functional changes. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@69378 91177308-0d34-0410-b5e6-96231b3b80d8
* Use CallConvLower.h and TableGen descriptions of the calling conventionsBob Wilson2009-04-171-4/+36
| | | | | | | for ARM. Patch by Sandeep Patel. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@69371 91177308-0d34-0410-b5e6-96231b3b80d8
* Define CallSDNode, an SDNode subclass for use with ISD::CALL.Dan Gohman2008-09-131-2/+2
| | | | | | | | | | | | | | Currently it just holds the calling convention and flags for isVarArgs and isTailCall. And it has several utility methods, which eliminate magic 5+2*i and similar index computations in several places. CallSDNodes are not CSE'd. Teach UpdateNodeOperands to handle nodes that are not CSE'd gracefully. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@56183 91177308-0d34-0410-b5e6-96231b3b80d8
* - Doh. Pass vector by value is bad.Evan Cheng2008-09-071-1/+4
| | | | | | | - Add a AnalyzeCallResult specialized for calls which produce a single value. This is used by fastisel. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@55879 91177308-0d34-0410-b5e6-96231b3b80d8
* Add a variant of AnalyzeCallOperands that can be used by fast isel.Evan Cheng2008-09-051-0/+6
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@55838 91177308-0d34-0410-b5e6-96231b3b80d8
* Wrap MVT::ValueType in a struct to get type safetyDuncan Sands2008-06-061-12/+12
| | | | | | | | | | | | | | | | | and better control the abstraction. Rename the type to MVT. To update out-of-tree patches, the main thing to do is to rename MVT::ValueType to MVT, and rewrite expressions like MVT::getSizeInBits(VT) in the form VT.getSizeInBits(). Use VT.getSimpleVT() to extract a MVT::SimpleValueType for use in switch statements (you will get an assert failure if VT is an extended value type - these shouldn't exist after type legalization). This results in a small speedup of codegen and no new testsuite failures (x86-64 linux). git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@52044 91177308-0d34-0410-b5e6-96231b3b80d8
* Add new CC lowering rule: provide a list of registers, which can be 'shadowed',Anton Korobeynikov2008-04-021-3/+25
| | | | | | | | when some another register is used for argument passing. Currently is used on Win64. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@49079 91177308-0d34-0410-b5e6-96231b3b80d8
* Introduce a new node for holding call argumentDuncan Sands2008-03-211-3/+2
| | | | | | | | | | | | | | | | | | flags. This is needed by the new legalize types infrastructure which wants to expand the 64 bit constants previously used to hold the flags on 32 bit machines. There are two functional changes: (1) in LowerArguments, if a parameter has the zext attribute set then that is marked in the flags; before it was being ignored; (2) PPC had some bogus code for handling two word arguments when using the ELF 32 ABI, which was hard to convert because of the bogusness. As suggested by the original author (Nicolas Geoffray), I've disabled it for the moment. Tested with "make check" and the Ada ACATS testsuite. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@48640 91177308-0d34-0410-b5e6-96231b3b80d8
* Increase ISD::ParamFlags to 64 bits. Increase the ByValSizeDale Johannesen2008-03-101-2/+4
| | | | | | | | | | | | field to 32 bits, thus enabling correct handling of ByVal structs bigger than 0x1ffff. Abstract interface a bit. Fixes gcc.c-torture/execute/pr23135.c and gcc.c-torture/execute/pr28982b.c in gcc testsuite (were ICE'ing on ppc32, quietly producing wrong code on x86-32.) git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@48122 91177308-0d34-0410-b5e6-96231b3b80d8
* Rename MRegisterInfo to TargetRegisterInfo.Dan Gohman2008-02-101-2/+2
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@46930 91177308-0d34-0410-b5e6-96231b3b80d8
* Oops. Forgot to commit this.Evan Cheng2008-01-151-3/+7
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@46003 91177308-0d34-0410-b5e6-96231b3b80d8
* Don't attribute in file headers anymore. See llvmdev for theChris Lattner2007-12-291-2/+2
| | | | | | | | discussion of this change. Boy are my fingers tired. ;-) git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@45411 91177308-0d34-0410-b5e6-96231b3b80d8
* propagate struct size and alignment of byval arguments to the DAGRafael Espindola2007-08-101-0/+4
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@40986 91177308-0d34-0410-b5e6-96231b3b80d8
* It's not necessary to do rounding for alloca operations when the requestedDan Gohman2007-07-181-0/+202
alignment is equal to the stack alignment. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@40004 91177308-0d34-0410-b5e6-96231b3b80d8