[x86 fast-isel] Per discussion with Eric, add all cases to switch with verbose
comments.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@160069 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/X86/X86FastISel.cpp b/lib/Target/X86/X86FastISel.cpp
index b410a67..d82b40d 100644
--- a/lib/Target/X86/X86FastISel.cpp
+++ b/lib/Target/X86/X86FastISel.cpp
@@ -1693,7 +1693,6 @@
// Promote the value if needed.
switch (VA.getLocInfo()) {
- default: return false;
case CCValAssign::Full: break;
case CCValAssign::SExt: {
assert(VA.getLocVT().isInteger() && !VA.getLocVT().isVector() &&
@@ -1737,6 +1736,14 @@
ArgVT = VA.getLocVT();
break;
}
+ case CCValAssign::VExt:
+ // VExt has not been implemented, so this should be impossible to reach
+ // for now. However, fallback to Selection DAG isel once implemented.
+ return false;
+ case CCValAssign::Indirect:
+ // FIXME: Indirect doesn't need extending, but fast-isel doesn't fully
+ // support this.
+ return false;
}
if (VA.isRegLoc()) {