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| author | Reid Spencer <rspencer@reidspencer.com> | 2007-01-17 23:20:43 +0000 |
|---|---|---|
| committer | Reid Spencer <rspencer@reidspencer.com> | 2007-01-17 23:20:43 +0000 |
| commit | 062a3b82412445cdc61b24040af9c995fae6e246 (patch) | |
| tree | 21a8f1ab942c9ab512c0752be0f34a306780fd43 /llvm | |
| parent | cd9c1f035a0cfd90176178d7f00ec89a518443c6 (diff) | |
| download | bcm5719-llvm-062a3b82412445cdc61b24040af9c995fae6e246.tar.gz bcm5719-llvm-062a3b82412445cdc61b24040af9c995fae6e246.zip | |
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
Diffstat (limited to 'llvm')
| -rw-r--r-- | llvm/test/CodeGen/CBackend/2007-01-17-StackSaveNRestore.ll | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/llvm/test/CodeGen/CBackend/2007-01-17-StackSaveNRestore.ll b/llvm/test/CodeGen/CBackend/2007-01-17-StackSaveNRestore.ll new file mode 100644 index 00000000000..5694d2a7148 --- /dev/null +++ b/llvm/test/CodeGen/CBackend/2007-01-17-StackSaveNRestore.ll @@ -0,0 +1,12 @@ +; 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 +} |
