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57 lines
1.6 KiB
LLVM
57 lines
1.6 KiB
LLVM
; RUN: llc < %s -mtriple=i686-pc-win32 | FileCheck %s
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%Iter = type { i32, i32, i32 }
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%frame.reverse = type { %Iter, %Iter }
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declare i32 @pers(...)
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declare void @llvm.stackrestore(i8*)
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declare i8* @llvm.stacksave()
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declare void @begin(%Iter* sret(%Iter))
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declare void @plus(%Iter* sret(%Iter), %Iter*, i32)
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declare void @reverse(%frame.reverse* inalloca(%frame.reverse) align 4)
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define i32 @main() personality i32 (...)* @pers {
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%temp.lvalue = alloca %Iter
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br label %blah
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blah:
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%inalloca.save = call i8* @llvm.stacksave()
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%rev_args = alloca inalloca %frame.reverse, align 4
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%beg = getelementptr %frame.reverse, %frame.reverse* %rev_args, i32 0, i32 0
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%end = getelementptr %frame.reverse, %frame.reverse* %rev_args, i32 0, i32 1
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; CHECK: pushl %eax
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; CHECK: subl $20, %esp
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; CHECK: movl %esp, %[[beg:[^ ]*]]
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; CHECK: leal 12(%[[beg]]), %[[end:[^ ]*]]
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call void @begin(%Iter* sret(%Iter) %temp.lvalue)
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; CHECK: calll _begin
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invoke void @plus(%Iter* sret(%Iter) %end, %Iter* %temp.lvalue, i32 4)
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to label %invoke.cont unwind label %lpad
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; Uses end as sret param.
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; CHECK: pushl %[[end]]
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; CHECK: calll _plus
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invoke.cont:
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call void @begin(%Iter* sret(%Iter) %beg)
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; CHECK: pushl %[[beg]]
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; CHECK: calll _begin
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invoke void @reverse(%frame.reverse* inalloca(%frame.reverse) align 4 %rev_args)
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to label %invoke.cont5 unwind label %lpad
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invoke.cont5: ; preds = %invoke.cont
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call void @llvm.stackrestore(i8* %inalloca.save)
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ret i32 0
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lpad: ; preds = %invoke.cont, %entry
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%lp = landingpad { i8*, i32 }
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cleanup
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unreachable
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}
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