Adjusting verification of "llvm.gc*" intrinsic prototypes to match

LangRef.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@45349 91177308-0d34-0410-b5e6-96231b3b80d8

test/CodeGen/Generic/GC/badreadproto.ll

@@ -0,0 +1,13 @@
+; RUN: not llvm-as < %s
+
+	%list = type { i32, %list* }
+
+; This usage is invalid now; instead, objects must be bitcast to i8* for input
+; to the gc intrinsics.
+declare %list* @llvm.gcread(%list*, %list**)
+
+define %list* @tl(%list* %l) gc "example" {
+	%hd.ptr = getelementptr %list* %l, i32 0, i32 0
+	%hd = call %list* @llvm.gcread(%list* %l, %list** %hd.ptr)
+	ret i32 %tmp
+}

test/CodeGen/Generic/GC/badrootproto.ll

@@ -0,0 +1,13 @@
+; RUN: not llvm-as < %s
+
+	%list = type { i32, %list* }
+	%meta = type opaque
+
+; This usage is invalid now; instead, objects must be bitcast to i8* for input
+; to the gc intrinsics.
+declare void @llvm.gcroot(%list*, %meta*)
+
+define void @root() gc "example" {
+	%x.var = alloca i8*
+	call void @llvm.gcroot(i8** %x.var, %meta* null)
+}

test/CodeGen/Generic/GC/badwriteproto.ll

@@ -0,0 +1,22 @@
+; RUN: not llvm-as < %s
+
+	%list = type { i32, %list* }
+
+; This usage is invalid now; instead, objects must be bitcast to i8* for input
+; to the gc intrinsics.
+declare void @llvm.gcwrite(%list*, %list*, %list**)
+
+define %list* @cons(i32 %hd, %list* %tl) gc "example" {
+	%tmp = call i8* @gcalloc(i32 bitcast(%list* getelementptr(%list* null, i32 1) to i32))
+	%cell = bitcast i8* %tmp to %list*
+	
+	%hd.ptr = getelementptr %list* %cell, i32 0, i32 0
+	store i32 %hd, i32* %hd.ptr
+	
+	%tl.ptr = getelementptr %list* %cell, i32 0, i32 0
+	call void @llvm.gcwrite(%list* %tl, %list* %cell, %list** %tl.ptr)
+	
+	ret %cell.2
+}
+
+declare i8* @gcalloc(i32)

test/CodeGen/Generic/GC/lower_gcroot.ll

@@ -1,6 +1,6 @@
 ; RUN: llvm-as < %s | llc
 
-	%Env = type opaque*
+	%Env = type i8*
 
 define void @.main(%Env) {
 	%Root = alloca %Env