74 lines
		
	
	
		
			1.4 KiB
		
	
	
	
		
			LLVM
		
	
	
	
			
		
		
	
	
			74 lines
		
	
	
		
			1.4 KiB
		
	
	
	
		
			LLVM
		
	
	
	
| ; RUN: llc < %s -mtriple=i686-pc-linux-gnu -relocation-model=pic | FileCheck %s
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| 
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| ; While many of these could be tail called, we don't do it because it forces
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| ; early binding.
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| 
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| declare void @external()
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| 
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| define hidden void @tailcallee_hidden() {
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| entry:
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|   ret void
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| }
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| 
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| define void @tailcall_hidden() {
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| entry:
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|   tail call void @tailcallee_hidden()
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|   ret void
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| }
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| ; CHECK: tailcall_hidden:
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| ; CHECK: jmp tailcallee_hidden
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| 
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| define internal void @tailcallee_internal() {
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| entry:
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|   ret void
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| }
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| 
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| define void @tailcall_internal() {
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| entry:
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|   tail call void @tailcallee_internal()
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|   ret void
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| }
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| ; CHECK: tailcall_internal:
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| ; CHECK: jmp tailcallee_internal
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| 
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| define default void @tailcallee_default() {
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| entry:
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|   ret void
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| }
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| 
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| define void @tailcall_default() {
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| entry:
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|   tail call void @tailcallee_default()
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|   ret void
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| }
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| ; CHECK: tailcall_default:
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| ; CHECK: calll tailcallee_default@PLT
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| 
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| define void @tailcallee_default_implicit() {
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| entry:
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|   ret void
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| }
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| 
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| define void @tailcall_default_implicit() {
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| entry:
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|   tail call void @tailcallee_default_implicit()
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|   ret void
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| }
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| ; CHECK: tailcall_default_implicit:
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| ; CHECK: calll tailcallee_default_implicit@PLT
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| 
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| define void @tailcall_external() {
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|   tail call void @external()
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|   ret void
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| }
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| ; CHECK: tailcall_external:
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| ; CHECK: calll external@PLT
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| 
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| define void @musttail_external() {
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|   musttail call void @external()
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|   ret void
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| }
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| ; CHECK: musttail_external:
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| ; CHECK: movl external@GOT
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| ; CHECK: jmpl
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