-; RUN: llvm-upgrade < %s | llvm-as | llc
- %struct._obstack_chunk = type { sbyte*, %struct._obstack_chunk*, [4 x sbyte] }
- %struct.obstack = type { int, %struct._obstack_chunk*, sbyte*, sbyte*, sbyte*, int, int, %struct._obstack_chunk* (...)*, void (...)*, sbyte*, ubyte }
-%stmt_obstack = external global %struct.obstack ; <%struct.obstack*> [#uses=1]
+; RUN: llc < %s -march=x86 | FileCheck %s
+ %struct._obstack_chunk = type { i8*, %struct._obstack_chunk*, [4 x i8] }
+ %struct.obstack = type { i32, %struct._obstack_chunk*, i8*, i8*, i8*, i32, i32, %struct._obstack_chunk* (...)*, void (...)*, i8*, i8 }
+@stmt_obstack = external global %struct.obstack ; <%struct.obstack*> [#uses=1]
-implementation ; Functions:
-
-void %expand_start_bindings() {
+; This should just not crash.
+define void @test1() nounwind {
entry:
- br bool false, label %cond_true, label %cond_next
+ br i1 true, label %cond_true, label %cond_next
cond_true: ; preds = %entry
- %new_size.0.i = select bool false, int 0, int 0 ; <int> [#uses=1]
- %tmp.i = load uint* cast (ubyte* getelementptr (%struct.obstack* %stmt_obstack, int 0, uint 10) to uint*) ; <uint> [#uses=1]
- %tmp.i = cast uint %tmp.i to ubyte ; <ubyte> [#uses=1]
- %tmp21.i = and ubyte %tmp.i, 1 ; <ubyte> [#uses=1]
- %tmp22.i = seteq ubyte %tmp21.i, 0 ; <bool> [#uses=1]
- br bool %tmp22.i, label %cond_false30.i, label %cond_true23.i
+ %new_size.0.i = select i1 false, i32 0, i32 0 ; <i32> [#uses=1]
+ %tmp.i = load i32* bitcast (i8* getelementptr (%struct.obstack* @stmt_obstack, i32 0, i32 10) to i32*) ; <i32> [#uses=1]
+ %tmp.i.upgrd.1 = trunc i32 %tmp.i to i8 ; <i8> [#uses=1]
+ %tmp21.i = and i8 %tmp.i.upgrd.1, 1 ; <i8> [#uses=1]
+ %tmp22.i = icmp eq i8 %tmp21.i, 0 ; <i1> [#uses=1]
+ br i1 %tmp22.i, label %cond_false30.i, label %cond_true23.i
cond_true23.i: ; preds = %cond_true
ret void
cond_false30.i: ; preds = %cond_true
- %tmp35.i = tail call %struct._obstack_chunk* null( int %new_size.0.i ) ; <%struct._obstack_chunk*> [#uses=0]
+ %tmp35.i = tail call %struct._obstack_chunk* null( i32 %new_size.0.i ) ; <%struct._obstack_chunk*> [#uses=0]
ret void
cond_next: ; preds = %entry
ret void
}
+
+
+
+define i32 @test2(i16* %P, i16* %Q) nounwind {
+ %A = load i16* %P, align 4 ; <i16> [#uses=11]
+ %C = zext i16 %A to i32 ; <i32> [#uses=1]
+ %D = and i32 %C, 255 ; <i32> [#uses=1]
+ br label %L
+L:
+
+ store i16 %A, i16* %Q
+ ret i32 %D
+
+; CHECK: test2:
+; CHECK: movl 4(%esp), %eax
+; CHECK-NEXT: movzwl (%eax), %ecx
+
+}
+