127 lines
		
	
	
		
			2.3 KiB
		
	
	
	
		
			LLVM
		
	
	
	
			
		
		
	
	
			127 lines
		
	
	
		
			2.3 KiB
		
	
	
	
		
			LLVM
		
	
	
	
| ; RUN: llc < %s -O1 -mcpu=atom -mtriple=i686-linux  | FileCheck %s
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| 
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| declare void @external_function(...)
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| 
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| define i32 @test_return_val(i32 %a) nounwind {
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| ; CHECK: test_return_val
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| ; CHECK: movl
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| ; CHECK: nop
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| ; CHECK: nop
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| ; CHECK: nop
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| ; CHECK: nop
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| ; CHECK: nop
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| ; CHECK: nop
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| ; CHECK: ret
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|   ret i32 %a
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| }
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| 
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| define i32 @test_optsize(i32 %a) nounwind optsize {
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| ; CHECK: test_optsize
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| ; CHECK: movl
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| ; CHECK-NEXT: ret
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|   ret i32 %a
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| }
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| 
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| define i32 @test_minsize(i32 %a) nounwind minsize {
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| ; CHECK: test_minsize
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| ; CHECK: movl
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| ; CHECK-NEXT: ret
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|   ret i32 %a
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| }
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| 
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| define i32 @test_pgso(i32 %a) nounwind !prof !14 {
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| ; CHECK: test_pgso
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| ; CHECK: movl
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| ; CHECK-NEXT: ret
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|   ret i32 %a
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| }
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| 
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| define i32 @test_add(i32 %a, i32 %b) nounwind {
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| ; CHECK: test_add
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| ; CHECK: addl
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| ; CHECK: nop
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| ; CHECK: nop
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| ; CHECK: nop
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| ; CHECK: nop
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| ; CHECK: ret
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|   %result = add i32 %a, %b
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|   ret i32 %result
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| }
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| 
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| define i32 @test_multiple_ret(i32 %a, i32 %b, i1 %c) nounwind {
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| ; CHECK: @test_multiple_ret
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| ; CHECK: je
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| 
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| ; CHECK: nop
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| ; CHECK: nop
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| ; CHECK: ret
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| 
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| ; CHECK: nop
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| ; CHECK: nop
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| ; CHECK: ret
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| 
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|   br i1 %c, label %bb1, label %bb2
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| 
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| bb1:
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|   ret i32 %a
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| 
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| bb2:
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|   ret i32 %b
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| }
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| 
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| define void @test_call_others(i32 %x) nounwind
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| {
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| ; CHECK: test_call_others
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| ; CHECK: je
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|   %tobool = icmp eq i32 %x, 0
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|   br i1 %tobool, label %if.end, label %true.case
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| 
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| ; CHECK: jmp external_function
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| true.case:
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|   tail call void bitcast (void (...)* @external_function to void ()*)() nounwind
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|   br label %if.end
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| 
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| ; CHECK: nop
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| ; CHECK: nop
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| ; CHECK: nop
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| ; CHECK: nop
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| ; CHECK: ret
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| if.end:
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|   ret void
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| 
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| }
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| 
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| define void @test_branch_to_same_bb(i32 %x, i32 %y) nounwind {
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| ; CHECK: @test_branch_to_same_bb
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|   %cmp = icmp sgt i32 %x, 0
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|   br i1 %cmp, label %while.cond, label %while.end
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| 
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| while.cond:
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|   br label %while.cond
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| 
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| ; CHECK: nop
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| ; CHECK: nop
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| ; CHECK: nop
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| ; CHECK: nop
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| ; CHECK: ret
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| while.end:
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|   ret void
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| }
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| 
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| !llvm.module.flags = !{!0}
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| !0 = !{i32 1, !"ProfileSummary", !1}
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| !1 = !{!2, !3, !4, !5, !6, !7, !8, !9}
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| !2 = !{!"ProfileFormat", !"InstrProf"}
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| !3 = !{!"TotalCount", i64 10000}
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| !4 = !{!"MaxCount", i64 10}
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| !5 = !{!"MaxInternalCount", i64 1}
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| !6 = !{!"MaxFunctionCount", i64 1000}
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| !7 = !{!"NumCounts", i64 3}
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| !8 = !{!"NumFunctions", i64 3}
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| !9 = !{!"DetailedSummary", !10}
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| !10 = !{!11, !12, !13}
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| !11 = !{i32 10000, i64 100, i32 1}
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| !12 = !{i32 999000, i64 100, i32 1}
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| !13 = !{i32 999999, i64 1, i32 2}
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| !14 = !{!"function_entry_count", i64 0}
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