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
This commit is contained in:
Reid Spencer 2007-01-17 23:20:43 +00:00
parent cd9c1f035a
commit 062a3b8241
1 changed files with 12 additions and 0 deletions
llvm/test/CodeGen/CBackend

View File

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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
}