70 lines
		
	
	
		
			1.9 KiB
		
	
	
	
		
			LLVM
		
	
	
	
			
		
		
	
	
			70 lines
		
	
	
		
			1.9 KiB
		
	
	
	
		
			LLVM
		
	
	
	
; RUN: not llvm-as %s -o /dev/null 2>&1 | FileCheck %s
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declare void @llvm.localescape(...)
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declare i8* @llvm.localrecover(i8*, i8*, i32)
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define internal void @f() {
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  %a = alloca i8
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  call void (...) @llvm.localescape(i8* %a)
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  call void (...) @llvm.localescape(i8* %a)
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  ret void
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}
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; CHECK: multiple calls to llvm.localescape in one function
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define internal void @g() {
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entry:
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  %a = alloca i8
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  br label %not_entry
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not_entry:
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  call void (...) @llvm.localescape(i8* %a)
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  ret void
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}
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; CHECK: llvm.localescape used outside of entry block
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define internal void @h() {
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  call i8* @llvm.localrecover(i8* null, i8* null, i32 0)
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  ret void
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}
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; CHECK: llvm.localrecover first argument must be function defined in this module
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@global = constant i8 0
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declare void @declaration()
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define internal void @i() {
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  call i8* @llvm.localrecover(i8* @global, i8* null, i32 0)
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  ret void
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}
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; CHECK: llvm.localrecover first argument must be function defined in this module
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define internal void @j() {
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  call i8* @llvm.localrecover(i8* bitcast(void()* @declaration to i8*), i8* null, i32 0)
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  ret void
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}
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; CHECK: llvm.localrecover first argument must be function defined in this module
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define internal void @k(i32 %n) {
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  call i8* @llvm.localrecover(i8* bitcast(void()* @f to i8*), i8* null, i32 %n)
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  ret void
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}
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; CHECK: idx argument of llvm.localrecover must be a constant int
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define internal void @l(i8* %b) {
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  %a = alloca i8
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  call void (...) @llvm.localescape(i8* %a, i8* %b)
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  ret void
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}
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; CHECK: llvm.localescape only accepts static allocas
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define internal void @m() {
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  %a = alloca i8
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  call void (...) @llvm.localescape(i8* %a)
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  ret void
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}
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define internal void @n(i8* %fp) {
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  call i8* @llvm.localrecover(i8* bitcast(void ()* @m to i8*), i8* %fp, i32 1)
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  ret void
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}
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; CHECK: all indices passed to llvm.localrecover must be less than the number of arguments passed ot llvm.localescape in the parent function
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