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Diffstat (limited to 'llvm/test/CodeGen/SPARC/stack-align.ll')
-rw-r--r-- | llvm/test/CodeGen/SPARC/stack-align.ll | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/llvm/test/CodeGen/SPARC/stack-align.ll b/llvm/test/CodeGen/SPARC/stack-align.ll new file mode 100644 index 00000000000..acdb6ecaf50 --- /dev/null +++ b/llvm/test/CodeGen/SPARC/stack-align.ll @@ -0,0 +1,22 @@ +; RUN: llc -march=sparc < %s | FileCheck %s +declare void @stack_realign_helper(i32 %a, i32* %b) + +@foo = global i32 1 + +;; This is a function where we have a local variable of 64-byte +;; alignment. We want to see that the stack is aligned (the initial +;; andn), that the local var is accessed via stack pointer (to %o0), and that +;; the argument is accessed via frame pointer not stack pointer (to %o1). + +;; CHECK-LABEL: stack_realign: +;; CHECK: andn %sp, 63, %sp +;; CHECK-NEXT: ld [%fp+92], %o0 +;; CHECK-NEXT: call stack_realign_helper +;; CHECK-NEXT: add %sp, 96, %o1 + +define void @stack_realign(i32 %a, i32 %b, i32 %c, i32 %d, i32 %e, i32 %f, i32 %g) { +entry: + %aligned = alloca i32, align 64 + call void @stack_realign_helper(i32 %g, i32* %aligned) + ret void +} |