X-Git-Url: http://plrg.eecs.uci.edu/git/?a=blobdiff_plain;f=test%2FCodeGen%2FX86%2Fbreak-anti-dependencies.ll;h=c54ac108819ea3296fbafe9d4bb7df73de956fd5;hb=45b5f7e457423d324c24bf8ebdbcad687faec2b2;hp=972b3cd43cf6545704b169bcb3852c326c0abb5c;hpb=2e7be612d5d0eb42ee3ae08194dbb03b750cc6bf;p=oota-llvm.git

diff --git a/test/CodeGen/X86/break-anti-dependencies.ll b/test/CodeGen/X86/break-anti-dependencies.ll
index 972b3cd43cf..c54ac108819 100644
--- a/test/CodeGen/X86/break-anti-dependencies.ll
+++ b/test/CodeGen/X86/break-anti-dependencies.ll
@@ -1,20 +1,23 @@
-; RUN: llc < %s -march=x86-64 -post-RA-scheduler -break-anti-dependencies=none > %t
-; RUN:   grep {%xmm0} %t | count 14
-; RUN:   not grep {%xmm1} %t
-; RUN: llc < %s -march=x86-64 -post-RA-scheduler -break-anti-dependencies=critical > %t
-; RUN:   grep {%xmm0} %t | count 7
-; RUN:   grep {%xmm1} %t | count 7
+; Without list-burr scheduling we may not see the difference in codegen here.
+; Use a subtarget that has post-RA scheduling enabled because the anti-dependency
+; breaker requires liveness information to be kept.
+; RUN: llc < %s -march=x86-64 -mcpu=atom -enable-misched=false -post-RA-scheduler -pre-RA-sched=list-burr -break-anti-dependencies=none > %t
+; RUN:   grep "%xmm0" %t | count 14
+; RUN:   not grep "%xmm1" %t
+; RUN: llc < %s -march=x86-64 -mcpu=atom -post-RA-scheduler -break-anti-dependencies=critical > %t
+; RUN:   grep "%xmm0" %t | count 7
+; RUN:   grep "%xmm1" %t | count 7
 
 define void @goo(double* %r, double* %p, double* %q) nounwind {
 entry:
-	%0 = load double* %p, align 8
+	%0 = load double, double* %p, align 8
 	%1 = fadd double %0, 1.100000e+00
 	%2 = fmul double %1, 1.200000e+00
 	%3 = fadd double %2, 1.300000e+00
 	%4 = fmul double %3, 1.400000e+00
 	%5 = fadd double %4, 1.500000e+00
 	%6 = fptosi double %5 to i32
-	%7 = load double* %r, align 8
+	%7 = load double, double* %r, align 8
 	%8 = fadd double %7, 7.100000e+00
 	%9 = fmul double %8, 7.200000e+00
 	%10 = fadd double %9, 7.300000e+00