Make several tests less fragile.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@93230 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/test/CodeGen/X86/2006-05-11-InstrSched.ll b/test/CodeGen/X86/2006-05-11-InstrSched.ll
index 89b127cccf82a749e8a5787bfa7efbfe6a246191..bdbe713a295684591685b263811b7e455ef7811d 100644 (file)
--- 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 40589892bb6f1d97d0dff5b37701c2baa8ca59eb..1f3b59a905b97253ed0a90f4257ca9965f1f25e7 100644 (file)
--- 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 7aae9eb1ab9673658a2e6ec3cfeae9aecf58f6aa..f4847a31c81fc15e88f61699dea59608f10d4b0c 100644 (file)
--- 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

diff --git a/test/Transforms/LoopStrengthReduce/2009-04-28-no-reduce-mul.ll b/test/Transforms/LoopStrengthReduce/2009-04-28-no-reduce-mul.ll
index 3a7496ed6c7f0fa98c524ca25141be929f692070..002a878b7b24a9e4de4b413ecdcb8ac90362820f 100644 (file)
--- a/test/Transforms/LoopStrengthReduce/2009-04-28-no-reduce-mul.ll
+++ b/test/Transforms/LoopStrengthReduce/2009-04-28-no-reduce-mul.ll
@@ -1,8 +1,12 @@
-; RUN: opt < %s -loop-reduce -S \
-; RUN:   | grep {getelementptr.*%lsr.iv.*%lsr.iv.*<i32\\*>}
+; RUN: opt < %s -loop-reduce -S | FileCheck %s
+
 ; The multiply in bb2 must not be reduced to an add, as the sext causes the
 ; %1 argument to become negative after a while.
-; ModuleID = '<stdin>'
+
+; CHECK: sext i8
+; CHECK: mul i32
+; CHECK: store i32
+
 target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:128:128"
 target triple = "i386-apple-darwin9.6"
 @table = common global [32 x [256 x i32]] zeroinitializer, align 32            ; <[32 x [256 x i32]]*> [#uses=2]

diff --git a/test/Transforms/LoopStrengthReduce/dont_reverse.ll b/test/Transforms/LoopStrengthReduce/dont_reverse.ll
index 214f15a7746098ffd8a2dde39837d72bcc929bf7..4c5db04b21d9131ee875c290639ac28856669fb3 100644 (file)
--- a/test/Transforms/LoopStrengthReduce/dont_reverse.ll
+++ b/test/Transforms/LoopStrengthReduce/dont_reverse.ll
@@ -4,14 +4,14 @@
 ; Don't reverse the iteration if the rhs of the compare is defined
 ; inside the loop.
 
-define void @Fill_Buffer() nounwind {
+define void @Fill_Buffer(i2* %p) nounwind {
 entry:
        br label %bb8
 
 bb8:
        %indvar34 = phi i32 [ 0, %entry ], [ %indvar.next35, %bb8 ]
        %indvar3451 = trunc i32 %indvar34 to i2
-       %xmp4344 = xor i2 0, -1
+       %xmp4344 = load i2* %p
        %xmp104 = icmp eq i2 %indvar3451, %xmp4344
        %indvar.next35 = add i32 %indvar34, 1
        br i1 %xmp104, label %bb10, label %bb8