tADDrSPI doesn't have a predicate operand, but tADDhirr and tADDi3 have.
authorEvan Cheng <evan.cheng@apple.com>
Tue, 28 Jul 2009 07:38:35 +0000 (07:38 +0000)
committerEvan Cheng <evan.cheng@apple.com>
Tue, 28 Jul 2009 07:38:35 +0000 (07:38 +0000)
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@77305 91177308-0d34-0410-b5e6-96231b3b80d8

lib/Target/ARM/Thumb1RegisterInfo.cpp
test/CodeGen/Thumb/2009-07-27-PEIAssert.ll [new file with mode: 0644]

index bb39b2e6a5a404d88cb79377ec17106bea3867ab..872f1d3ad7e9355e358181a4d83a0a44b085d13b 100644 (file)
@@ -505,9 +505,14 @@ void Thumb1RegisterInfo::eliminateFrameIndex(MachineBasicBlock::iterator II,
       // r0 = -imm (this is then translated into a series of instructons)
       // r0 = add r0, sp
       emitThumbConstant(MBB, II, DestReg, Offset, TII, *this, dl);
+
       MI.setDesc(TII.get(ARM::tADDhirr));
       MI.getOperand(i).ChangeToRegister(DestReg, false, false, true);
       MI.getOperand(i+1).ChangeToRegister(FrameReg, false);
+      if (Opcode == ARM::tADDi3) {
+        MachineInstrBuilder MIB(&MI);
+        AddDefaultPred(MIB);
+      }
     }
     return;
   } else {
diff --git a/test/CodeGen/Thumb/2009-07-27-PEIAssert.ll b/test/CodeGen/Thumb/2009-07-27-PEIAssert.ll
new file mode 100644 (file)
index 0000000..b0dc242
--- /dev/null
@@ -0,0 +1,26 @@
+; RUN: llvm-as < %s | llc -mtriple=thumbv6-apple-darwin -relocation-model=pic -disable-fp-elim
+
+       %struct.LinkList = type { i32, %struct.LinkList* }
+       %struct.List = type { i32, i32* }
+@llvm.used = appending global [1 x i8*] [i8* bitcast (i32 ()* @main to i8*)], section "llvm.metadata"          ; <[1 x i8*]*> [#uses=0]
+
+define arm_apcscc i32 @main() nounwind {
+entry:
+       %ll = alloca %struct.LinkList*, align 4         ; <%struct.LinkList**> [#uses=1]
+       %0 = call arm_apcscc  i32 @ReadList(%struct.LinkList** %ll, %struct.List** null) nounwind               ; <i32> [#uses=1]
+       switch i32 %0, label %bb5 [
+               i32 7, label %bb4
+               i32 42, label %bb3
+       ]
+
+bb3:           ; preds = %entry
+       ret i32 1
+
+bb4:           ; preds = %entry
+       ret i32 0
+
+bb5:           ; preds = %entry
+       ret i32 1
+}
+
+declare arm_apcscc i32 @ReadList(%struct.LinkList** nocapture, %struct.List** nocapture) nounwind