[cfe-commits] r65262 - /cfe/trunk/lib/CodeGen/CGCall.cpp
Daniel Dunbar
daniel at zuster.org
Sat Feb 21 20:16:13 PST 2009
Author: ddunbar
Date: Sat Feb 21 22:16:10 2009
New Revision: 65262
URL: http://llvm.org/viewvc/llvm-project?rev=65262&view=rev
Log:
x86_64 ABI: Classify <1 x i64> as INTEGER (match gcc not llvm-gcc).
Also, make sure to pass <1 x i64> as i64 (not <1 x i64>, which doesn't
quite work yet in the backend).
Modified:
cfe/trunk/lib/CodeGen/CGCall.cpp
Modified: cfe/trunk/lib/CodeGen/CGCall.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/CodeGen/CGCall.cpp?rev=65262&r1=65261&r2=65262&view=diff
==============================================================================
--- cfe/trunk/lib/CodeGen/CGCall.cpp (original)
+++ cfe/trunk/lib/CodeGen/CGCall.cpp Sat Feb 21 22:16:10 2009
@@ -524,11 +524,15 @@
} else if (const VectorType *VT = Ty->getAsVectorType()) {
uint64_t Size = Context.getTypeSize(VT);
if (Size == 64) {
- // gcc passes <1 x double> in memory.
- if (VT->getElementType() == Context.DoubleTy)
+ // gcc passes <1 x double> in memory. :(
+ if (VT->getElementType()->isSpecificBuiltinType(BuiltinType::Double))
return;
-
- Current = SSE;
+
+ // gcc passes <1 x long long> as INTEGER.
+ if (VT->getElementType()->isSpecificBuiltinType(BuiltinType::LongLong))
+ Current = Integer;
+ else
+ Current = SSE;
// If this type crosses an eightbyte boundary, it should be
// split.
@@ -542,7 +546,7 @@
QualType ET = Context.getCanonicalType(CT->getElementType());
uint64_t Size = Context.getTypeSize(Ty);
- if (ET->isIntegerType()) {
+ if (ET->isIntegralType()) {
if (Size <= 64)
Current = Integer;
else if (Size <= 128)
@@ -688,8 +692,9 @@
if (CoerceTo == llvm::Type::Int64Ty) {
// Integer and pointer types will end up in a general purpose
// register.
- if (Ty->isIntegerType() || Ty->isPointerType())
+ if (Ty->isIntegralType() || Ty->isPointerType())
return ABIArgInfo::getDirect();
+
} else if (CoerceTo == llvm::Type::DoubleTy) {
// FIXME: It would probably be better to make CGFunctionInfo only
// map using canonical types than to canonize here.
@@ -698,6 +703,7 @@
// Float and double end up in a single SSE reg.
if (CTy == Context.FloatTy || CTy == Context.DoubleTy)
return ABIArgInfo::getDirect();
+
}
return ABIArgInfo::getCoerce(CoerceTo);
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