48 lines
1.2 KiB
LLVM
48 lines
1.2 KiB
LLVM
; RUN: llc < %s -mtriple=i686-pc-linux | FileCheck %s
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; Function Attrs: optsize
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declare void @foo(i32, i32)
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declare x86_stdcallcc void @stdfoo(i32, i32)
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; CHECK-LABEL: testNoUnwind:
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; CHECK: subl $20, %esp
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; CHECK-NOT: subl $12, %esp
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; CHECK-NOT: subl $8, %esp
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; CHECK: calll foo
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; CHECK: addl $8, %esp
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; CHECK-NOT: addl $16, %esp
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; CHECK-NOT: subl $8, %esp
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; CHECK: calll stdfoo
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; CHECK: addl $20, %esp
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; CHECK-NOT: addl $8, %esp
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; CHECK-NOT: addl $12, %esp
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define void @testNoUnwind() nounwind {
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entry:
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tail call void @foo(i32 1, i32 2)
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tail call x86_stdcallcc void @stdfoo(i32 3, i32 4)
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ret void
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}
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; CHECK-LABEL: testWithUnwind:
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; CHECK: subl $20, %esp
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; CHECK-NEXT: .cfi_adjust_cfa_offset 20
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; CHECK-NOT: subl $12, %esp
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; CHECK-NOT: subl $8, %esp
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; CHECK: calll foo
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; CHECK: addl $8, %esp
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; CHECK-NEXT: .cfi_adjust_cfa_offset -8
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; CHECK-NOT: addl $16, %esp
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; CHECK-NOT: subl $8, %esp
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; CHECK: calll stdfoo
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; CHECK: addl $20, %esp
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; CHECK-NEXT: .cfi_adjust_cfa_offset -20
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; CHECK-NOT: addl $8, %esp
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; CHECK-NOT: addl $12, %esp
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define void @testWithUnwind() {
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entry:
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tail call void @foo(i32 1, i32 2)
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tail call x86_stdcallcc void @stdfoo(i32 3, i32 4)
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ret void
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}
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