Bill Wendling
09b02c8ddd
After we've modified the prolog to save volatile registers, generate the compact
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unwind encoding for that function. This simply crawls through the prolog looking
for machine instrs marked as "frame setup". It can calculate from these what the
compact unwind should look like.
This is currently disabled because of needed linker support. But initial tests
look good.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@135922 91177308-0d34-0410-b5e6-96231b3b80d8
2011-07-25 18:00:28 +00:00
Bill Wendling
16da7366d5
Remove the now defunct getCompactUnwindEncoding method from the frame lowering code.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@135634 91177308-0d34-0410-b5e6-96231b3b80d8
2011-07-20 23:04:09 +00:00
Evan Cheng
2d28617de2
Move getInitialFrameState from TargetFrameInfo to MCAsmInfo (suggestions for
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better location welcome).
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@135438 91177308-0d34-0410-b5e6-96231b3b80d8
2011-07-18 22:29:13 +00:00
Bill Wendling
b99e412650
Use ArrayRef instead of a std::vector&.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@134595 91177308-0d34-0410-b5e6-96231b3b80d8
2011-07-07 04:42:01 +00:00
Bill Wendling
6a6b8c3e96
Add a target hook to encode the compact unwind information.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@134577 91177308-0d34-0410-b5e6-96231b3b80d8
2011-07-07 00:54:13 +00:00
NAKAMURA Takumi
3f4be4fb86
Target/X86: Tweak allocating shadow area (aka home) on Win64. It must be enough for caller to allocate one.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@124949 91177308-0d34-0410-b5e6-96231b3b80d8
2011-02-05 15:11:32 +00:00
Anton Korobeynikov
16c29b5f28
Rename TargetFrameInfo into TargetFrameLowering. Also, put couple of FIXMEs and fixes here and there.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@123170 91177308-0d34-0410-b5e6-96231b3b80d8
2011-01-10 12:39:04 +00:00