diff options
Diffstat (limited to 'test/Transforms/InstMerge/ld_hoist1.ll')
-rw-r--r-- | test/Transforms/InstMerge/ld_hoist1.ll | 64 |
1 files changed, 0 insertions, 64 deletions
diff --git a/test/Transforms/InstMerge/ld_hoist1.ll b/test/Transforms/InstMerge/ld_hoist1.ll deleted file mode 100644 index 74c8900b8ab1b..0000000000000 --- a/test/Transforms/InstMerge/ld_hoist1.ll +++ /dev/null @@ -1,64 +0,0 @@ -; Test load hoist -; RUN: opt -basicaa -memdep -mldst-motion -S < %s | FileCheck %s -target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" -target triple = "x86_64-pc_linux" - -; Function Attrs: nounwind uwtable -define float* @foo(i32* noalias nocapture readonly %in, float* noalias %out, i32 %size, i32* nocapture readonly %trigger) { -entry: - %cmp11 = icmp eq i32 %size, 0 - br i1 %cmp11, label %for.end, label %for.body.lr.ph - -for.body.lr.ph: ; preds = %entry - %0 = add i32 %size, -1 - br label %for.body - -; CHECK-LABEL: for.body -; CHECK: load -; CHECK: %2 = getelementptr inbounds i32, i32* %in, i64 %indvars.iv -; CHECK: %3 = load i32, i32* %2, align 4 - -for.body: ; preds = %for.body.lr.ph, %for.inc - %indvars.iv = phi i64 [ 0, %for.body.lr.ph ], [ %indvars.iv.next, %for.inc ] - %arrayidx = getelementptr inbounds i32, i32* %trigger, i64 %indvars.iv - %1 = load i32, i32* %arrayidx, align 4 - %cmp1 = icmp sgt i32 %1, 0 - br i1 %cmp1, label %if.then, label %if.else - -; CHECK-LABEL: if.then -if.then: ; preds = %for.body -; This load should be hoisted - %arrayidx3 = getelementptr inbounds i32, i32* %in, i64 %indvars.iv - %2 = load i32, i32* %arrayidx3, align 4 - %conv = sitofp i32 %2 to float - %add = fadd float %conv, 5.000000e-01 - %arrayidx5 = getelementptr inbounds float, float* %out, i64 %indvars.iv - store float %add, float* %arrayidx5, align 4 - br label %for.inc - -if.else: ; preds = %for.body - %arrayidx7 = getelementptr inbounds float, float* %out, i64 %indvars.iv - %3 = load float, float* %arrayidx7, align 4 - %div = fdiv float %3, 3.000000e+00 - store float %div, float* %arrayidx7, align 4 -; This load should be hoisted in spite of store - %arrayidx9 = getelementptr inbounds i32, i32* %in, i64 %indvars.iv - %4 = load i32, i32* %arrayidx9, align 4 - %conv10 = sitofp i32 %4 to float - %add13 = fadd float %div, %conv10 - store float %add13, float* %arrayidx7, align 4 - br label %for.inc - -for.inc: ; preds = %if.then, %if.else - %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1 - %lftr.wideiv = trunc i64 %indvars.iv to i32 - %exitcond = icmp ne i32 %lftr.wideiv, %0 - br i1 %exitcond, label %for.body, label %for.cond.for.end_crit_edge - -for.cond.for.end_crit_edge: ; preds = %for.inc - br label %for.end - -for.end: ; preds = %entry, %for.cond.for.end_crit_edge - ret float* %out -} - |