diff options
Diffstat (limited to 'test/CodeGen/X86/loop-search.ll')
| -rw-r--r-- | test/CodeGen/X86/loop-search.ll | 65 |
1 files changed, 0 insertions, 65 deletions
diff --git a/test/CodeGen/X86/loop-search.ll b/test/CodeGen/X86/loop-search.ll deleted file mode 100644 index fda4ecec0e6a..000000000000 --- a/test/CodeGen/X86/loop-search.ll +++ /dev/null @@ -1,65 +0,0 @@ -; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py -; RUN: llc < %s -mtriple=x86_64-apple-darwin | FileCheck %s - -; This test comes from PR27136 -; We should hoist loop constant invariant - -define zeroext i1 @search(i32 %needle, i32* nocapture readonly %haystack, i32 %count) { -; CHECK-LABEL: search: -; CHECK: ## BB#0: ## %entry -; CHECK-NEXT: testl %edx, %edx -; CHECK-NEXT: jle LBB0_1 -; CHECK-NEXT: ## BB#4: ## %for.body.preheader -; CHECK-NEXT: movslq %edx, %rax -; CHECK-NEXT: xorl %ecx, %ecx -; CHECK-NEXT: .p2align 4, 0x90 -; CHECK-NEXT: LBB0_5: ## %for.body -; CHECK-NEXT: ## =>This Inner Loop Header: Depth=1 -; CHECK-NEXT: cmpl %edi, (%rsi,%rcx,4) -; CHECK-NEXT: je LBB0_6 -; CHECK-NEXT: ## BB#2: ## %for.cond -; CHECK-NEXT: ## in Loop: Header=BB0_5 Depth=1 -; CHECK-NEXT: incq %rcx -; CHECK-NEXT: cmpq %rax, %rcx -; CHECK-NEXT: jl LBB0_5 -; ### FIXME: BB#3 and LBB0_1 should be merged -; CHECK-NEXT: ## BB#3: -; CHECK-NEXT: xorl %eax, %eax -; CHECK-NEXT: ## kill: %AL<def> %AL<kill> %EAX<kill> -; CHECK-NEXT: retq -; CHECK-NEXT: LBB0_1: -; CHECK-NEXT: xorl %eax, %eax -; CHECK-NEXT: ## kill: %AL<def> %AL<kill> %EAX<kill> -; CHECK-NEXT: retq -; CHECK-NEXT: LBB0_6: -; CHECK-NEXT: movb $1, %al -; CHECK-NEXT: ## kill: %AL<def> %AL<kill> %EAX<kill> -; CHECK-NEXT: retq -entry: - %cmp5 = icmp sgt i32 %count, 0 - br i1 %cmp5, label %for.body.preheader, label %cleanup - -for.body.preheader: ; preds = %entry - %0 = sext i32 %count to i64 - br label %for.body - -for.cond: ; preds = %for.body - %cmp = icmp slt i64 %indvars.iv.next, %0 - br i1 %cmp, label %for.body, label %cleanup.loopexit - -for.body: ; preds = %for.body.preheader, %for.cond - %indvars.iv = phi i64 [ 0, %for.body.preheader ], [ %indvars.iv.next, %for.cond ] - %arrayidx = getelementptr inbounds i32, i32* %haystack, i64 %indvars.iv - %1 = load i32, i32* %arrayidx, align 4 - %cmp1 = icmp eq i32 %1, %needle - %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1 - br i1 %cmp1, label %cleanup.loopexit, label %for.cond - -cleanup.loopexit: ; preds = %for.cond, %for.body - %.ph = phi i1 [ false, %for.cond ], [ true, %for.body ] - br label %cleanup - -cleanup: ; preds = %cleanup.loopexit, %entry - %2 = phi i1 [ false, %entry ], [ %.ph, %cleanup.loopexit ] - ret i1 %2 -} |
