RPCSX/llvm
1
0
Fork 0
mirror of https://github.com/RPCSX/llvm.git synced 2025-02-11 07:15:26 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

After Jakob's r147938 exception handling on i386 was completely broken.

Browse Source 
Restore the (obviously wrong) behavior from before r147938 without relying on
undefined behavior. Add a fat FIXME note.

This should fix nightly tester failures.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@148030 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Benjamin Kramer 2012-01-12 17:37:18 +00:00
parent d2070b00ef
commit e2eb92578a
1 changed files with 7 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

7
lib/Target/X86/X86FrameLowering.cpp
View File

@ -455,6 +455,13 @@ encodeCompactUnwindRegistersWithFrame(unsigned SavedRegs[CU_NUM_SAVED_REGS],
}; };
const unsigned *CURegs = (Is64Bit ? CU64BitRegs : CU32BitRegs); const unsigned *CURegs = (Is64Bit ? CU64BitRegs : CU32BitRegs);
// FIXME: The code below is WRONG and breaks tests on i386, see
// SingleSource/Regression/C++/EH/ctor_dtor_count.exec
// SingleSource/Regression/C++/EH/exception_spec_test.exec
// SingleSource/Regression/C++/EH/function_try_block.exec
// SingleSource/Regression/C++/EH/throw_rethrow_test.exec
return ~0U;
// Encode the registers in the order they were saved, 3-bits per register. The // Encode the registers in the order they were saved, 3-bits per register. The
// registers are numbered from 1 to 6. // registers are numbered from 1 to 6.
uint32_t RegEnc = 0; uint32_t RegEnc = 0;