mirror of
				https://github.com/c64scene-ar/llvm-6502.git
				synced 2025-10-31 08:16:47 +00:00 
			
		
		
		
	git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@136250 91177308-0d34-0410-b5e6-96231b3b80d8
		
			
				
	
	
		
			40 lines
		
	
	
		
			1.4 KiB
		
	
	
	
		
			LLVM
		
	
	
	
	
	
			
		
		
	
	
			40 lines
		
	
	
		
			1.4 KiB
		
	
	
	
		
			LLVM
		
	
	
	
	
	
| ; RUN: opt -constmerge %s -S -o - | FileCheck %s
 | |
| ; Test that in one run var3 is merged into var2 and var1 into var4.
 | |
| ; Test that we merge @var5 and @var6 into one with the higher alignment, and
 | |
| ; don't merge var7/var8 into var5/var6.
 | |
| 
 | |
| declare void @zed(%struct.foobar*, %struct.foobar*)
 | |
| 
 | |
| %struct.foobar = type { i32 }
 | |
| 
 | |
| @var1 = internal constant %struct.foobar { i32 2 }
 | |
| @var2 = unnamed_addr constant %struct.foobar { i32 2 }
 | |
| @var3 = internal constant %struct.foobar { i32 2 }
 | |
| @var4 = unnamed_addr constant %struct.foobar { i32 2 }
 | |
| 
 | |
| ; CHECK:      %struct.foobar = type { i32 }
 | |
| ; CHECK-NOT: @
 | |
| ; CHECK: @var2 = constant %struct.foobar { i32 2 }
 | |
| ; CHECK-NEXT: @var4 = constant %struct.foobar { i32 2 }
 | |
| 
 | |
| declare void @helper([16 x i8]*)
 | |
| @var5 = internal constant [16 x i8] c"foo1bar2foo3bar\00", align 16
 | |
| @var6 = private unnamed_addr constant [16 x i8] c"foo1bar2foo3bar\00", align 1
 | |
| @var7 = internal constant [16 x i8] c"foo1bar2foo3bar\00"
 | |
| @var8 = private unnamed_addr constant [16 x i8] c"foo1bar2foo3bar\00"
 | |
| 
 | |
| ; CHECK-NEXT: @var6 = private constant [16 x i8] c"foo1bar2foo3bar\00", align 16
 | |
| ; CHECK-NEXT: @var8 = private constant [16 x i8] c"foo1bar2foo3bar\00"
 | |
| 
 | |
| define i32 @main() {
 | |
| entry:
 | |
|   call void @zed(%struct.foobar* @var1, %struct.foobar* @var2)
 | |
|   call void @zed(%struct.foobar* @var3, %struct.foobar* @var4)
 | |
|   call void @helper([16 x i8]* @var5)
 | |
|   call void @helper([16 x i8]* @var6)
 | |
|   call void @helper([16 x i8]* @var7)
 | |
|   call void @helper([16 x i8]* @var8)
 | |
|   ret i32 0
 | |
| }
 | |
| 
 |