llvm-6502/2007-01-17-StackSaveNRestore.ll at a8e2989ece6dc46df59b0768184028257f913843 - llvm-6502 - Applefritter: Git

6502/llvm-6502

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Reid Spencer 4cbd542dfe 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.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@33312 91177308-0d34-0410-b5e6-96231b3b80d8

2007-01-17 23:20:43 +00:00

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 ; RUN: llvm-as < %s | llc -march=c | grep __builtin_stack_save
 ; RUN: llvm-as < %s | llc -march=c | grep __builtin_stack_restore
 ; PR1028
 declare i8* %llvm.stacksave()
 declare void %llvm.stackrestore(i8*)
 define i8* %test() {
     %s = call i8* %llvm.stacksave()
     call void %llvm.stackrestore(i8* %s)
     ret i8* %s
 }