[PATCH] D12346: x32. Fixes a bug in how struct va_list is initialized in x32

[João Porto via llvm-commits]

jpp created this revision.
jpp added a reviewer: llvm-commits.

This patch modifies X86TargetLowering::LowerVASTART so that struct va_list is initialized with 32 bit pointers in x32. It also enables all tests that call @llvm.va_start() for x32.

http://reviews.llvm.org/D12346

Files:
  lib/Target/X86/X86ISelLowering.cpp
  test/CodeGen/X86/musttail-varargs.ll
  test/CodeGen/X86/nosse-varargs.ll
  test/CodeGen/X86/soft-fp.ll
  test/CodeGen/X86/stdarg.ll

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