29 lines
		
	
	
		
			879 B
		
	
	
	
		
			LLVM
		
	
	
	
			
		
		
	
	
			29 lines
		
	
	
		
			879 B
		
	
	
	
		
			LLVM
		
	
	
	
| ; RUN: llc < %s -mtriple x86_64-apple-darwin | FileCheck %s
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| 
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| @a = thread_local global i32 4, align 4
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| 
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| define i32 @f2(i32 %p1, i32 %p2, i32 %p3, i32 %p4, i32 %p5) {
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| entry:
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| ; Parameters are in %edi, %esi, %edx, %ecx, %r8d, there is no need to save
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| ; these parameters except the one in %edi, before making the TLS call.
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| ; %edi is used to pass parameter to the TLS call.
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| ; CHECK-NOT: movl %r8d
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| ; CHECK-NOT: movl %ecx
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| ; CHECK-NOT: movl %edx
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| ; CHECK-NOT: movl %esi
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| ; CHECK: movq {{.*}}TLVP{{.*}}, %rdi
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| ; CHECK-NEXT: callq
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| ; CHECK-NEXT: movl (%rax),
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| ; CHECK-NOT: movl {{.*}}, %esi
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| ; CHECK-NOT: movl {{.*}}, %edx
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| ; CHECK-NOT: movl {{.*}}, %ecx
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| ; CHECK-NOT: movl {{.*}}, %r8d
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| ; CHECK: callq
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|   %0 = load i32, i32* @a, align 4
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|   %call = tail call i32 @f3(i32 %p1, i32 %p2, i32 %p3, i32 %p4, i32 %p5)
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|   %add = add nsw i32 %call, %0
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|   ret i32 %add
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| }
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| 
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| declare i32 @f3(i32, i32, i32, i32, i32)
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