From ad4f7a6882b892abef8e08014de3305832d2c715 Mon Sep 17 00:00:00 2001
From: Dan Gohman <gohman@apple.com>
Date: Tue, 12 Jan 2010 04:52:47 +0000
Subject: Make several tests less fragile.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@93230 91177308-0d34-0410-b5e6-96231b3b80d8
---
 test/CodeGen/X86/2006-05-11-InstrSched.ll     | 14 ++++++--------
 test/CodeGen/X86/lsr-sort.ll                  |  5 +++--
 test/CodeGen/X86/stride-nine-with-base-reg.ll |  3 +++
 3 files changed, 12 insertions(+), 10 deletions(-)

(limited to 'test/CodeGen')

diff --git a/test/CodeGen/X86/2006-05-11-InstrSched.ll b/test/CodeGen/X86/2006-05-11-InstrSched.ll
index 89b127cccf..bdbe713a29 100644
--- a/test/CodeGen/X86/2006-05-11-InstrSched.ll
+++ b/test/CodeGen/X86/2006-05-11-InstrSched.ll
@@ -10,9 +10,8 @@ entry:
 cond_true:		; preds = %cond_true, %entry
 	%indvar = phi i32 [ 0, %entry ], [ %indvar.next, %cond_true ]		; <i32> [#uses=2]
 	%tmp. = shl i32 %indvar, 2		; <i32> [#uses=1]
-	%tmp.10 = add i32 %tmp., 1		; <i32> [#uses=2]
-	%k.0.0 = bitcast i32 %tmp.10 to i32		; <i32> [#uses=2]
-	%tmp31 = add i32 %k.0.0, -1		; <i32> [#uses=4]
+	%tmp.10 = add nsw i32 %tmp., 1		; <i32> [#uses=2]
+	%tmp31 = add nsw i32 %tmp.10, -1		; <i32> [#uses=4]
 	%tmp32 = getelementptr i32* %mpp, i32 %tmp31		; <i32*> [#uses=1]
 	%tmp34 = bitcast i32* %tmp32 to <16 x i8>*		; <i8*> [#uses=1]
 	%tmp = load <16 x i8>* %tmp34, align 1
@@ -37,14 +36,13 @@ cond_true:		; preds = %cond_true, %entry
 	%tmp111 = and <2 x i64> %tmp110, %tmp55.upgrd.2		; <<2 x i64>> [#uses=1]
 	%tmp121 = and <2 x i64> %tmp99.upgrd.5, %tmp88.upgrd.4		; <<2 x i64>> [#uses=1]
 	%tmp131 = or <2 x i64> %tmp121, %tmp111		; <<2 x i64>> [#uses=1]
-	%gep.upgrd.6 = zext i32 %tmp.10 to i64		; <i64> [#uses=1]
-	%tmp137 = getelementptr i32* %mc, i64 %gep.upgrd.6		; <i32*> [#uses=1]
+	%tmp137 = getelementptr i32* %mc, i32 %tmp.10		; <i32*> [#uses=1]
 	%tmp137.upgrd.7 = bitcast i32* %tmp137 to <2 x i64>*		; <<2 x i64>*> [#uses=1]
 	store <2 x i64> %tmp131, <2 x i64>* %tmp137.upgrd.7
-	%tmp147 = add i32 %k.0.0, 8		; <i32> [#uses=1]
-	%tmp.upgrd.8 = icmp sgt i32 %tmp147, %M		; <i1> [#uses=1]
+	%tmp147 = add nsw i32 %tmp.10, 8		; <i32> [#uses=1]
+	%tmp.upgrd.8 = icmp slt i32 %tmp147, %M		; <i1> [#uses=1]
 	%indvar.next = add i32 %indvar, 1		; <i32> [#uses=1]
-	br i1 %tmp.upgrd.8, label %return, label %cond_true
+	br i1 %tmp.upgrd.8, label %cond_true, label %return
 
 return:		; preds = %cond_true, %entry
 	ret void
diff --git a/test/CodeGen/X86/lsr-sort.ll b/test/CodeGen/X86/lsr-sort.ll
index 40589892bb..1f3b59a905 100644
--- a/test/CodeGen/X86/lsr-sort.ll
+++ b/test/CodeGen/X86/lsr-sort.ll
@@ -4,7 +4,7 @@
 
 @X = common global i16 0		; <i16*> [#uses=1]
 
-define void @foo(i32 %N) nounwind {
+define i32 @foo(i32 %N) nounwind {
 entry:
 	%0 = icmp sgt i32 %N, 0		; <i1> [#uses=1]
 	br i1 %0, label %bb, label %return
@@ -18,5 +18,6 @@ bb:		; preds = %bb, %entry
 	br i1 %exitcond, label %return, label %bb
 
 return:		; preds = %bb, %entry
-	ret void
+        %h = phi i32 [ 0, %entry ], [ %indvar.next, %bb ]
+	ret i32 %h
 }
diff --git a/test/CodeGen/X86/stride-nine-with-base-reg.ll b/test/CodeGen/X86/stride-nine-with-base-reg.ll
index 7aae9eb1ab..f4847a31c8 100644
--- a/test/CodeGen/X86/stride-nine-with-base-reg.ll
+++ b/test/CodeGen/X86/stride-nine-with-base-reg.ll
@@ -7,6 +7,7 @@
 @B = external global [1000 x i8], align 32
 @A = external global [1000 x i8], align 32
 @P = external global [1000 x i8], align 32
+@Q = external global [1000 x i8], align 32
 
 define void @foo(i32 %m, i32 %p) nounwind {
 entry:
@@ -24,6 +25,8 @@ bb:
         %tmp0 = add i32 %tmp8, %p
 	%tmp10 = getelementptr [1000 x i8]* @P, i32 0, i32 %tmp0
 	store i8 17, i8* %tmp10, align 4
+	%tmp11 = getelementptr [1000 x i8]* @Q, i32 0, i32 %tmp0
+	store i8 19, i8* %tmp11, align 4
 	%indvar.next = add i32 %i.019.0, 1
 	%exitcond = icmp eq i32 %indvar.next, %m
 	br i1 %exitcond, label %return, label %bb
-- 
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