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diff test/CodeGen/X86/rip-rel-lea.ll @ 0:95c75e76d11b LLVM3.4

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LLVM 3.4
author Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
date Thu, 12 Dec 2013 13:56:28 +0900
parents
children afa8332a0e37
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/CodeGen/X86/rip-rel-lea.ll	Thu Dec 12 13:56:28 2013 +0900
@@ -0,0 +1,16 @@
+; RUN: llc < %s -mtriple=x86_64-pc-linux-gnu -relocation-model=pic | FileCheck %s -check-prefix=PIC64
+; RUN: llc < %s -mtriple=x86_64-pc-linux-gnux32 -relocation-model=pic | FileCheck %s -check-prefix=PICX32
+; RUN: llc < %s -mtriple=i686-pc-linux-gnu -relocation-model=pic | FileCheck %s -check-prefix=PIC32
+
+; Use %rip-relative addressing even in static mode on x86-64, because
+; it has a smaller encoding.
+
+@a = internal global double 3.4
+define double* @foo() nounwind {
+  %a = getelementptr double* @a, i64 0
+  ret double* %a
+  
+; PIC64:    leaq	a(%rip)
+; PICX32:   leal	a(%rip)
+; PIC32:    leal	a@GOTOFF(%eax)
+}