[ARM] Convert tests to opaque pointers (NFC)

Author: nikic

llvm/test/CodeGen/ARM/2008-03-07-RegScavengerAssert.ll

@@ -11,7 +11,7 @@ bb74.i:		; preds = %bb88.i, %bb74.i, %entry
 bb88.i:		; preds = %bb74.i
 	br i1 false, label %mandel.exit, label %bb74.i
 mandel.exit:		; preds = %bb88.i
-	%tmp2 = load volatile double, ptr getelementptr ({ double, double }, ptr @accum, i32 0, i32 0), align 8		; <double> [#uses=1]
+	%tmp2 = load volatile double, ptr @accum, align 8		; <double> [#uses=1]
 	%tmp23 = fptosi double %tmp2 to i32		; <i32> [#uses=1]
 	%tmp5 = tail call i32 (ptr, ...) @printf( ptr @.str, i32 %tmp23 )		; <i32> [#uses=0]
 	ret i32 0

llvm/test/CodeGen/ARM/2009-07-18-RewriterBug.ll

@@ -16,9 +16,9 @@ target triple = "thumbv7--windows-msvc19.0.24210"
 %class.field = type { i8 }
 
 ; Function Attrs: nounwind
-define arm_aapcs_vfpcc void @"\01??1field@@AAA@XZ"(%class.field* nocapture readnone %this) unnamed_addr #0 align 2 personality i8* bitcast (i32 (...)* @__CxxFrameHandler3 to i8*) {
+define arm_aapcs_vfpcc void @"\01??1field@@AAA@XZ"(ptr nocapture readnone %this) unnamed_addr #0 align 2 personality ptr @__CxxFrameHandler3 {
 entry:
-  invoke arm_aapcs_vfpcc void @free(i8* null)
+  invoke arm_aapcs_vfpcc void @free(ptr null)
           to label %invoke.cont unwind label %terminate
 
 invoke.cont:                                      ; preds = %entry
@@ -30,7 +30,7 @@ terminate:                                        ; preds = %entry
   unreachable
 }
 
-declare arm_aapcs_vfpcc void @free(i8*) local_unnamed_addr #1
+declare arm_aapcs_vfpcc void @free(ptr) local_unnamed_addr #1
 
 declare arm_aapcs_vfpcc i32 @__CxxFrameHandler3(...)