[llvm-commits] [llvm] r130348 - in /llvm/trunk: lib/Target/X86/X86FastISel.cpp test/CodeGen/X86/fast-isel-x86-64.ll

[Eli Friedman]

Author: efriedma
Date: Wed Apr 27 18:58:52 2011
New Revision: 130348

URL: http://llvm.org/viewvc/llvm-project?rev=130348&view=rev
Log:
fast-isel sret.  We actually don't need to do anything special on x86. :) rdar://problem/9303592 .


Modified:
    llvm/trunk/lib/Target/X86/X86FastISel.cpp
    llvm/trunk/test/CodeGen/X86/fast-isel-x86-64.ll

Modified: llvm/trunk/lib/Target/X86/X86FastISel.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/X86/X86FastISel.cpp?rev=130348&r1=130347&r2=130348&view=diff
==============================================================================
--- llvm/trunk/lib/Target/X86/X86FastISel.cpp (original)
+++ llvm/trunk/lib/Target/X86/X86FastISel.cpp Wed Apr 27 18:58:52 2011
@@ -1618,7 +1618,6 @@
 
     // FIXME: Only handle *easy* calls for now.
     if (CS.paramHasAttr(AttrInd, Attribute::InReg) ||
-        CS.paramHasAttr(AttrInd, Attribute::StructRet) ||
         CS.paramHasAttr(AttrInd, Attribute::Nest) ||
         CS.paramHasAttr(AttrInd, Attribute::ByVal))
       return false;

Modified: llvm/trunk/test/CodeGen/X86/fast-isel-x86-64.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/X86/fast-isel-x86-64.ll?rev=130348&r1=130347&r2=130348&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/X86/fast-isel-x86-64.ll (original)
+++ llvm/trunk/test/CodeGen/X86/fast-isel-x86-64.ll Wed Apr 27 18:58:52 2011
@@ -238,3 +238,16 @@
 ; CHECK: test19:
 ; CHECK: pxor
 }
+
+; Check that we fast-isel sret
+%struct.a = type { i64, i64, i64 }
+define void @test20() nounwind ssp {
+entry:
+  %tmp = alloca %struct.a, align 8
+  call void @test20sret(%struct.a* sret %tmp)
+  ret void
+; CHECK: test20:
+; CHECK: leaq (%rsp), %rdi
+; CHECK: callq _test20sret
+}
+declare void @test20sret(%struct.a* sret)