diff test/CodeGen/X86/x86-64-stack-and-frame-ptr.ll @ 77:54457678186b LLVM3.6

LLVM 3.6
author Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
date Mon, 08 Sep 2014 22:06:00 +0900
parents
children 1172e4bd9c6f
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/CodeGen/X86/x86-64-stack-and-frame-ptr.ll	Mon Sep 08 22:06:00 2014 +0900
@@ -0,0 +1,34 @@
+; RUN: llc -mtriple=x86_64-pc-linux < %s | FileCheck %s
+; RUN: llc -mtriple=x86_64-pc-linux-gnux32 < %s | FileCheck -check-prefix=X32ABI %s
+; RUN: llc -mtriple=x86_64-pc-nacl < %s | FileCheck -check-prefix=NACL %s
+
+; x32 uses %esp, %ebp as stack and frame pointers
+
+; CHECK-LABEL: foo
+; CHECK: pushq %rbp
+; CHECK: movq %rsp, %rbp
+; CHECK: movq %rdi, -8(%rbp)
+; CHECK: popq %rbp
+; X32ABI-LABEL: foo
+; X32ABI: pushq %rbp
+; X32ABI: movl %esp, %ebp
+; X32ABI: movl %edi, -4(%ebp)
+; X32ABI: popq %rbp
+; NACL-LABEL: foo
+; NACL: pushq %rbp
+; NACL: movq %rsp, %rbp
+; NACL: movl %edi, -4(%rbp)
+; NACL: popq %rbp
+
+
+define void @foo(i32* %a) #0 {
+entry:
+  %a.addr = alloca i32*, align 4
+  %b = alloca i32*, align 4
+  store i32* %a, i32** %a.addr, align 4
+  ret void
+}
+
+attributes #0 = { nounwind uwtable "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf"}
+
+