25 lines
		
	
	
		
			663 B
		
	
	
	
		
			LLVM
		
	
	
	
			
		
		
	
	
			25 lines
		
	
	
		
			663 B
		
	
	
	
		
			LLVM
		
	
	
	
| ; RUN: llc < %s | FileCheck %s
 | |
| ; <rdar://problem/10497732>
 | |
| 
 | |
| target datalayout = "e-p:32:32:32-i1:8:32-i8:8:32-i16:16:32-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:32:64-v128:32:128-a0:0:32-n32"
 | |
| target triple = "thumbv7-apple-darwin10"
 | |
| 
 | |
| @x1 = internal global i32 1
 | |
| @x2 = internal global i64 12
 | |
| 
 | |
| define i64 @f() {
 | |
|   %ax = load i32, i32* @x1
 | |
|   %a = zext i32 %ax to i64
 | |
|   %b = load i64, i64* @x2
 | |
|   %c = add i64 %a, %b
 | |
|   ret i64 %c
 | |
| }
 | |
| 
 | |
| ; We can global-merge the i64 in theory, but the current code doesn't handle
 | |
| ; the alignment correctly; for the moment, just check that we don't do it.
 | |
| ; See also 
 | |
| 
 | |
| ; CHECK-NOT: MergedGlobals
 | |
| ; CHECK: _x2
 | |
| ; CHECK-NOT: MergedGlobals
 |