[llvm-commits] CVS: llvm/test/Regression/CodeGen/X86/loop-strength-reduce2.ll

[Evan Cheng]

Changes in directory llvm/test/Regression/CodeGen/X86:

loop-strength-reduce2.ll added (r1.1)
---
Log message:

New LSR test case.

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Diffs of the changes:  (+29 -0)

 loop-strength-reduce2.ll |   29 +++++++++++++++++++++++++++++
 1 files changed, 29 insertions(+)


Index: llvm/test/Regression/CodeGen/X86/loop-strength-reduce2.ll
diff -c /dev/null llvm/test/Regression/CodeGen/X86/loop-strength-reduce2.ll:1.1
*** /dev/null	Wed Nov 29 17:48:47 2006
--- llvm/test/Regression/CodeGen/X86/loop-strength-reduce2.ll	Wed Nov 29 17:48:37 2006
***************
*** 0 ****
--- 1,29 ----
+ ; RUN: llvm-as < %s | llc -mtriple=i686-apple-darwin -relocation-model=pic | not grep lea
+ ;
+ ; Make sure the PIC label flags2-"L1$pb" is not moved up to the preheader.
+ 
+ %flags2 = internal global [8193 x sbyte] zeroinitializer, align 32
+ 
+ void %test(int %k, int %i) {
+ entry:
+ 	%i = bitcast int %i to uint
+ 	%k_addr.012 = shl int %i, ubyte 1
+ 	%tmp14 = setgt int %k_addr.012, 8192
+ 	br bool %tmp14, label %return, label %bb
+ 
+ bb:
+ 	%indvar = phi uint [ 0, %entry ], [ %indvar.next, %bb ]
+ 	%tmp. = shl uint %i, ubyte 1
+ 	%tmp.15 = mul uint %indvar, %i
+ 	%tmp.16 = add uint %tmp.15, %tmp.
+ 	%k_addr.0.0 = bitcast uint %tmp.16 to int
+ 	%tmp = getelementptr [8193 x sbyte]* %flags2, int 0, uint %tmp.16
+ 	store sbyte 0, sbyte* %tmp
+ 	%k_addr.0 = add int %k_addr.0.0, %i
+ 	%tmp = setgt int %k_addr.0, 8192
+ 	%indvar.next = add uint %indvar, 1
+ 	br bool %tmp, label %return, label %bb
+ 
+ return:
+ 	ret void
+ }