Recommit this change and remove the failing part of the test - it didn't

pass in the first place and was masked by earlier failures not warning
and aborting the block.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@119184 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Target/ARM/ARMFastISel.cpp b/lib/Target/ARM/ARMFastISel.cpp
index 58f72f6..f0413a3 100644 (file)
--- a/lib/Target/ARM/ARMFastISel.cpp
+++ b/lib/Target/ARM/ARMFastISel.cpp
@@ -590,10 +590,11 @@ bool ARMFastISel::ARMComputeRegOffset(const Value *Obj, unsigned &Base,
     // Don't walk into other basic blocks; it's possible we haven't
     // visited them yet, so the instructions may not yet be assigned
     // virtual registers.
-    if (FuncInfo.MBBMap[I->getParent()] != FuncInfo.MBB)
-      return false;
-    Opcode = I->getOpcode();
-    U = I;
+    if (FuncInfo.StaticAllocaMap.count(static_cast<const AllocaInst *>(Obj)) ||
+        FuncInfo.MBBMap[I->getParent()] == FuncInfo.MBB) {
+      Opcode = I->getOpcode();
+      U = I;
+    }
   } else if (const ConstantExpr *C = dyn_cast<ConstantExpr>(Obj)) {
     Opcode = C->getOpcode();
     U = C;

diff --git a/test/CodeGen/ARM/fast-isel.ll b/test/CodeGen/ARM/fast-isel.ll
index 5375127..dd806ec 100644 (file)
--- a/test/CodeGen/ARM/fast-isel.ll
+++ b/test/CodeGen/ARM/fast-isel.ll
@@ -1,5 +1,5 @@
-; RUN: true
-; RUN: true
+; RUN: llc < %s -O0 -fast-isel-abort -mtriple=armv7-apple-darwin
+; RUN: llc < %s -O0 -fast-isel-abort -mtriple=thumbv7-apple-darwin
 
 ; Very basic fast-isel functionality.
 
@@ -13,27 +13,4 @@ entry:
   %tmp1 = load i32* %b.addr
   %add = add nsw i32 %tmp, %tmp1
   ret i32 %add
-}
-
-define i32* @foo(i32* %p, i32* %q, i32** %z) nounwind {
-entry:
-  %r = load i32* %p
-  %s = load i32* %q
-  %y = load i32** %z
-  br label %fast
-
-fast:
-  %t0 = add i32 %r, %s
-  %t1 = mul i32 %t0, %s
-  %t2 = sub i32 %t1, %s
-  %t3 = and i32 %t2, %s
-  %t4 = xor i32 %t3, 3
-  %t5 = xor i32 %t4, %s
-  %t6 = add i32 %t5, 2
-  %t7 = getelementptr i32* %y, i32 1
-  %t8 = getelementptr i32* %t7, i32 %t6
-  br label %exit
-
-exit:
-  ret i32* %t8
-}
+}
\ No newline at end of file