forked from OSchip/llvm-project
For PR1028:
Ensure the CBE generates calls to GCC builtins for stack_save and stack_restore when it encounters the corresponding intrinsics. Patch by Gordon Henriksen. llvm-svn: 33312
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llvm/test/CodeGen/CBackend
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; RUN: llvm-as < %s | llc -march=c | grep __builtin_stack_save
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; RUN: llvm-as < %s | llc -march=c | grep __builtin_stack_restore
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; PR1028
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declare i8* %llvm.stacksave()
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declare void %llvm.stackrestore(i8*)
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define i8* %test() {
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%s = call i8* %llvm.stacksave()
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call void %llvm.stackrestore(i8* %s)
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ret i8* %s
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}
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