Files
clang-p2996/llvm/test/CodeGen/X86/lsr-loop-exit-cond.ll
Roman Lebedev 0aef747b84 [NFC][X86][Codegen] Megacommit: mass-regenerate all check lines that were already autogenerated
The motivation is that the update script has at least two deviations
(`<...>@GOT`/`<...>@PLT`/ and not hiding pointer arithmetics) from
what pretty much all the checklines were generated with,
and most of the tests are still not updated, so each time one of the
non-up-to-date tests is updated to see the effect of the code change,
there is a lot of noise. Instead of having to deal with that each
time, let's just deal with everything at once.

This has been done via:
```
cd llvm-project/llvm/test/CodeGen/X86
grep -rl "; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py" | xargs -L1 <...>/llvm-project/llvm/utils/update_llc_test_checks.py --llc-binary <...>/llvm-project/build/bin/llc
```

Not all tests were regenerated, however.
2021-06-11 23:57:02 +03:00

383 lines
15 KiB
LLVM

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mtriple=x86_64-darwin | FileCheck %s --check-prefix=GENERIC
; RUN: llc < %s -mtriple=x86_64-darwin -mcpu=atom | FileCheck %s --check-prefix=ATOM
@Te0 = external global [256 x i32] ; <[256 x i32]*> [#uses=5]
@Te1 = external global [256 x i32] ; <[256 x i32]*> [#uses=4]
@Te3 = external global [256 x i32] ; <[256 x i32]*> [#uses=2]
define void @t(i8* nocapture %in, i8* nocapture %out, i32* nocapture %rk, i32 %r) nounwind {
; GENERIC-LABEL: t:
; GENERIC: ## %bb.0: ## %entry
; GENERIC-NEXT: pushq %rbp
; GENERIC-NEXT: pushq %r14
; GENERIC-NEXT: pushq %rbx
; GENERIC-NEXT: ## kill: def $ecx killed $ecx def $rcx
; GENERIC-NEXT: movl (%rdx), %eax
; GENERIC-NEXT: movl 4(%rdx), %ebx
; GENERIC-NEXT: decl %ecx
; GENERIC-NEXT: leaq 20(%rdx), %r11
; GENERIC-NEXT: movq _Te0@GOTPCREL(%rip), %r9
; GENERIC-NEXT: movq _Te1@GOTPCREL(%rip), %r8
; GENERIC-NEXT: movq _Te3@GOTPCREL(%rip), %r10
; GENERIC-NEXT: movq %rcx, %r14
; GENERIC-NEXT: .p2align 4, 0x90
; GENERIC-NEXT: LBB0_1: ## %bb
; GENERIC-NEXT: ## =>This Inner Loop Header: Depth=1
; GENERIC-NEXT: movzbl %al, %edi
; GENERIC-NEXT: ## kill: def $eax killed $eax def $rax
; GENERIC-NEXT: shrl $24, %eax
; GENERIC-NEXT: movl %ebx, %ebp
; GENERIC-NEXT: shrl $16, %ebp
; GENERIC-NEXT: movzbl %bpl, %ebp
; GENERIC-NEXT: movl (%r8,%rbp,4), %ebp
; GENERIC-NEXT: xorl (%r9,%rax,4), %ebp
; GENERIC-NEXT: xorl -12(%r11), %ebp
; GENERIC-NEXT: shrl $24, %ebx
; GENERIC-NEXT: movl (%r10,%rdi,4), %edi
; GENERIC-NEXT: xorl (%r9,%rbx,4), %edi
; GENERIC-NEXT: xorl -8(%r11), %edi
; GENERIC-NEXT: movl %ebp, %eax
; GENERIC-NEXT: shrl $24, %eax
; GENERIC-NEXT: movl (%r9,%rax,4), %eax
; GENERIC-NEXT: subq $1, %r14
; GENERIC-NEXT: jb LBB0_3
; GENERIC-NEXT: ## %bb.2: ## %bb1
; GENERIC-NEXT: ## in Loop: Header=BB0_1 Depth=1
; GENERIC-NEXT: movl %edi, %ebx
; GENERIC-NEXT: shrl $16, %ebx
; GENERIC-NEXT: movzbl %bl, %ebx
; GENERIC-NEXT: xorl (%r8,%rbx,4), %eax
; GENERIC-NEXT: xorl -4(%r11), %eax
; GENERIC-NEXT: shrl $24, %edi
; GENERIC-NEXT: movzbl %bpl, %ebx
; GENERIC-NEXT: movl (%r10,%rbx,4), %ebx
; GENERIC-NEXT: xorl (%r9,%rdi,4), %ebx
; GENERIC-NEXT: xorl (%r11), %ebx
; GENERIC-NEXT: addq $16, %r11
; GENERIC-NEXT: jmp LBB0_1
; GENERIC-NEXT: LBB0_3: ## %bb2
; GENERIC-NEXT: shlq $4, %rcx
; GENERIC-NEXT: andl $-16777216, %eax ## imm = 0xFF000000
; GENERIC-NEXT: movl %edi, %ebx
; GENERIC-NEXT: shrl $16, %ebx
; GENERIC-NEXT: movzbl %bl, %ebx
; GENERIC-NEXT: movzbl 2(%r8,%rbx,4), %ebx
; GENERIC-NEXT: shll $16, %ebx
; GENERIC-NEXT: orl %eax, %ebx
; GENERIC-NEXT: xorl 16(%rcx,%rdx), %ebx
; GENERIC-NEXT: shrl $8, %edi
; GENERIC-NEXT: movzbl 3(%r9,%rdi,4), %eax
; GENERIC-NEXT: shll $24, %eax
; GENERIC-NEXT: movzbl %bpl, %edi
; GENERIC-NEXT: movzbl 2(%r8,%rdi,4), %edi
; GENERIC-NEXT: shll $16, %edi
; GENERIC-NEXT: orl %eax, %edi
; GENERIC-NEXT: xorl 20(%rcx,%rdx), %edi
; GENERIC-NEXT: movl %ebx, %eax
; GENERIC-NEXT: shrl $24, %eax
; GENERIC-NEXT: movb %al, (%rsi)
; GENERIC-NEXT: shrl $16, %ebx
; GENERIC-NEXT: movb %bl, 1(%rsi)
; GENERIC-NEXT: movl %edi, %eax
; GENERIC-NEXT: shrl $24, %eax
; GENERIC-NEXT: movb %al, 4(%rsi)
; GENERIC-NEXT: shrl $16, %edi
; GENERIC-NEXT: movb %dil, 5(%rsi)
; GENERIC-NEXT: popq %rbx
; GENERIC-NEXT: popq %r14
; GENERIC-NEXT: popq %rbp
; GENERIC-NEXT: retq
;
; ATOM-LABEL: t:
; ATOM: ## %bb.0: ## %entry
; ATOM-NEXT: pushq %rbp
; ATOM-NEXT: pushq %r15
; ATOM-NEXT: pushq %r14
; ATOM-NEXT: pushq %rbx
; ATOM-NEXT: ## kill: def $ecx killed $ecx def $rcx
; ATOM-NEXT: movl (%rdx), %r15d
; ATOM-NEXT: movl 4(%rdx), %eax
; ATOM-NEXT: leaq 20(%rdx), %r11
; ATOM-NEXT: movq _Te0@GOTPCREL(%rip), %r9
; ATOM-NEXT: movq _Te1@GOTPCREL(%rip), %r8
; ATOM-NEXT: movq _Te3@GOTPCREL(%rip), %r10
; ATOM-NEXT: decl %ecx
; ATOM-NEXT: movq %rcx, %r14
; ATOM-NEXT: .p2align 4, 0x90
; ATOM-NEXT: LBB0_1: ## %bb
; ATOM-NEXT: ## =>This Inner Loop Header: Depth=1
; ATOM-NEXT: movl %eax, %edi
; ATOM-NEXT: movl %r15d, %ebp
; ATOM-NEXT: shrl $24, %eax
; ATOM-NEXT: shrl $16, %edi
; ATOM-NEXT: shrl $24, %ebp
; ATOM-NEXT: movzbl %dil, %edi
; ATOM-NEXT: movl (%r8,%rdi,4), %ebx
; ATOM-NEXT: movzbl %r15b, %edi
; ATOM-NEXT: xorl (%r9,%rbp,4), %ebx
; ATOM-NEXT: movl (%r10,%rdi,4), %edi
; ATOM-NEXT: xorl -12(%r11), %ebx
; ATOM-NEXT: xorl (%r9,%rax,4), %edi
; ATOM-NEXT: movl %ebx, %eax
; ATOM-NEXT: xorl -8(%r11), %edi
; ATOM-NEXT: shrl $24, %eax
; ATOM-NEXT: movl (%r9,%rax,4), %r15d
; ATOM-NEXT: subq $1, %r14
; ATOM-NEXT: movl %edi, %eax
; ATOM-NEXT: jb LBB0_3
; ATOM-NEXT: ## %bb.2: ## %bb1
; ATOM-NEXT: ## in Loop: Header=BB0_1 Depth=1
; ATOM-NEXT: shrl $16, %eax
; ATOM-NEXT: shrl $24, %edi
; ATOM-NEXT: movzbl %al, %eax
; ATOM-NEXT: xorl (%r8,%rax,4), %r15d
; ATOM-NEXT: movzbl %bl, %eax
; ATOM-NEXT: movl (%r10,%rax,4), %eax
; ATOM-NEXT: xorl -4(%r11), %r15d
; ATOM-NEXT: xorl (%r9,%rdi,4), %eax
; ATOM-NEXT: xorl (%r11), %eax
; ATOM-NEXT: addq $16, %r11
; ATOM-NEXT: jmp LBB0_1
; ATOM-NEXT: LBB0_3: ## %bb2
; ATOM-NEXT: shrl $16, %eax
; ATOM-NEXT: shrl $8, %edi
; ATOM-NEXT: movzbl %bl, %ebp
; ATOM-NEXT: andl $-16777216, %r15d ## imm = 0xFF000000
; ATOM-NEXT: shlq $4, %rcx
; ATOM-NEXT: movzbl %al, %eax
; ATOM-NEXT: movzbl 3(%r9,%rdi,4), %edi
; ATOM-NEXT: movzbl 2(%r8,%rbp,4), %ebp
; ATOM-NEXT: movzbl 2(%r8,%rax,4), %eax
; ATOM-NEXT: shll $24, %edi
; ATOM-NEXT: shll $16, %ebp
; ATOM-NEXT: shll $16, %eax
; ATOM-NEXT: orl %edi, %ebp
; ATOM-NEXT: orl %r15d, %eax
; ATOM-NEXT: xorl 20(%rcx,%rdx), %ebp
; ATOM-NEXT: xorl 16(%rcx,%rdx), %eax
; ATOM-NEXT: movl %eax, %edi
; ATOM-NEXT: shrl $16, %eax
; ATOM-NEXT: shrl $24, %edi
; ATOM-NEXT: movb %dil, (%rsi)
; ATOM-NEXT: movb %al, 1(%rsi)
; ATOM-NEXT: movl %ebp, %eax
; ATOM-NEXT: shrl $16, %ebp
; ATOM-NEXT: shrl $24, %eax
; ATOM-NEXT: movb %al, 4(%rsi)
; ATOM-NEXT: movb %bpl, 5(%rsi)
; ATOM-NEXT: popq %rbx
; ATOM-NEXT: popq %r14
; ATOM-NEXT: popq %r15
; ATOM-NEXT: popq %rbp
; ATOM-NEXT: retq
entry:
%0 = load i32, i32* %rk, align 4 ; <i32> [#uses=1]
%1 = getelementptr i32, i32* %rk, i64 1 ; <i32*> [#uses=1]
%2 = load i32, i32* %1, align 4 ; <i32> [#uses=1]
%tmp15 = add i32 %r, -1 ; <i32> [#uses=1]
%tmp.16 = zext i32 %tmp15 to i64 ; <i64> [#uses=2]
br label %bb
bb: ; preds = %bb1, %entry
%indvar = phi i64 [ 0, %entry ], [ %indvar.next, %bb1 ] ; <i64> [#uses=3]
%s1.0 = phi i32 [ %2, %entry ], [ %56, %bb1 ] ; <i32> [#uses=2]
%s0.0 = phi i32 [ %0, %entry ], [ %43, %bb1 ] ; <i32> [#uses=2]
%tmp18 = shl i64 %indvar, 4 ; <i64> [#uses=4]
%rk26 = bitcast i32* %rk to i8* ; <i8*> [#uses=6]
%3 = lshr i32 %s0.0, 24 ; <i32> [#uses=1]
%4 = zext i32 %3 to i64 ; <i64> [#uses=1]
%5 = getelementptr [256 x i32], [256 x i32]* @Te0, i64 0, i64 %4 ; <i32*> [#uses=1]
%6 = load i32, i32* %5, align 4 ; <i32> [#uses=1]
%7 = lshr i32 %s1.0, 16 ; <i32> [#uses=1]
%8 = and i32 %7, 255 ; <i32> [#uses=1]
%9 = zext i32 %8 to i64 ; <i64> [#uses=1]
%10 = getelementptr [256 x i32], [256 x i32]* @Te1, i64 0, i64 %9 ; <i32*> [#uses=1]
%11 = load i32, i32* %10, align 4 ; <i32> [#uses=1]
%ctg2.sum2728 = or i64 %tmp18, 8 ; <i64> [#uses=1]
%12 = getelementptr i8, i8* %rk26, i64 %ctg2.sum2728 ; <i8*> [#uses=1]
%13 = bitcast i8* %12 to i32* ; <i32*> [#uses=1]
%14 = load i32, i32* %13, align 4 ; <i32> [#uses=1]
%15 = xor i32 %11, %6 ; <i32> [#uses=1]
%16 = xor i32 %15, %14 ; <i32> [#uses=3]
%17 = lshr i32 %s1.0, 24 ; <i32> [#uses=1]
%18 = zext i32 %17 to i64 ; <i64> [#uses=1]
%19 = getelementptr [256 x i32], [256 x i32]* @Te0, i64 0, i64 %18 ; <i32*> [#uses=1]
%20 = load i32, i32* %19, align 4 ; <i32> [#uses=1]
%21 = and i32 %s0.0, 255 ; <i32> [#uses=1]
%22 = zext i32 %21 to i64 ; <i64> [#uses=1]
%23 = getelementptr [256 x i32], [256 x i32]* @Te3, i64 0, i64 %22 ; <i32*> [#uses=1]
%24 = load i32, i32* %23, align 4 ; <i32> [#uses=1]
%ctg2.sum2930 = or i64 %tmp18, 12 ; <i64> [#uses=1]
%25 = getelementptr i8, i8* %rk26, i64 %ctg2.sum2930 ; <i8*> [#uses=1]
%26 = bitcast i8* %25 to i32* ; <i32*> [#uses=1]
%27 = load i32, i32* %26, align 4 ; <i32> [#uses=1]
%28 = xor i32 %24, %20 ; <i32> [#uses=1]
%29 = xor i32 %28, %27 ; <i32> [#uses=4]
%30 = lshr i32 %16, 24 ; <i32> [#uses=1]
%31 = zext i32 %30 to i64 ; <i64> [#uses=1]
%32 = getelementptr [256 x i32], [256 x i32]* @Te0, i64 0, i64 %31 ; <i32*> [#uses=1]
%33 = load i32, i32* %32, align 4 ; <i32> [#uses=2]
%exitcond = icmp eq i64 %indvar, %tmp.16 ; <i1> [#uses=1]
br i1 %exitcond, label %bb2, label %bb1
bb1: ; preds = %bb
%ctg2.sum31 = add i64 %tmp18, 16 ; <i64> [#uses=1]
%34 = getelementptr i8, i8* %rk26, i64 %ctg2.sum31 ; <i8*> [#uses=1]
%35 = bitcast i8* %34 to i32* ; <i32*> [#uses=1]
%36 = lshr i32 %29, 16 ; <i32> [#uses=1]
%37 = and i32 %36, 255 ; <i32> [#uses=1]
%38 = zext i32 %37 to i64 ; <i64> [#uses=1]
%39 = getelementptr [256 x i32], [256 x i32]* @Te1, i64 0, i64 %38 ; <i32*> [#uses=1]
%40 = load i32, i32* %39, align 4 ; <i32> [#uses=1]
%41 = load i32, i32* %35, align 4 ; <i32> [#uses=1]
%42 = xor i32 %40, %33 ; <i32> [#uses=1]
%43 = xor i32 %42, %41 ; <i32> [#uses=1]
%44 = lshr i32 %29, 24 ; <i32> [#uses=1]
%45 = zext i32 %44 to i64 ; <i64> [#uses=1]
%46 = getelementptr [256 x i32], [256 x i32]* @Te0, i64 0, i64 %45 ; <i32*> [#uses=1]
%47 = load i32, i32* %46, align 4 ; <i32> [#uses=1]
%48 = and i32 %16, 255 ; <i32> [#uses=1]
%49 = zext i32 %48 to i64 ; <i64> [#uses=1]
%50 = getelementptr [256 x i32], [256 x i32]* @Te3, i64 0, i64 %49 ; <i32*> [#uses=1]
%51 = load i32, i32* %50, align 4 ; <i32> [#uses=1]
%ctg2.sum32 = add i64 %tmp18, 20 ; <i64> [#uses=1]
%52 = getelementptr i8, i8* %rk26, i64 %ctg2.sum32 ; <i8*> [#uses=1]
%53 = bitcast i8* %52 to i32* ; <i32*> [#uses=1]
%54 = load i32, i32* %53, align 4 ; <i32> [#uses=1]
%55 = xor i32 %51, %47 ; <i32> [#uses=1]
%56 = xor i32 %55, %54 ; <i32> [#uses=1]
%indvar.next = add i64 %indvar, 1 ; <i64> [#uses=1]
br label %bb
bb2: ; preds = %bb
%tmp10 = shl i64 %tmp.16, 4 ; <i64> [#uses=2]
%ctg2.sum = add i64 %tmp10, 16 ; <i64> [#uses=1]
%tmp1213 = getelementptr i8, i8* %rk26, i64 %ctg2.sum ; <i8*> [#uses=1]
%57 = bitcast i8* %tmp1213 to i32* ; <i32*> [#uses=1]
%58 = and i32 %33, -16777216 ; <i32> [#uses=1]
%59 = lshr i32 %29, 16 ; <i32> [#uses=1]
%60 = and i32 %59, 255 ; <i32> [#uses=1]
%61 = zext i32 %60 to i64 ; <i64> [#uses=1]
%62 = getelementptr [256 x i32], [256 x i32]* @Te1, i64 0, i64 %61 ; <i32*> [#uses=1]
%63 = load i32, i32* %62, align 4 ; <i32> [#uses=1]
%64 = and i32 %63, 16711680 ; <i32> [#uses=1]
%65 = or i32 %64, %58 ; <i32> [#uses=1]
%66 = load i32, i32* %57, align 4 ; <i32> [#uses=1]
%67 = xor i32 %65, %66 ; <i32> [#uses=2]
%68 = lshr i32 %29, 8 ; <i32> [#uses=1]
%69 = zext i32 %68 to i64 ; <i64> [#uses=1]
%70 = getelementptr [256 x i32], [256 x i32]* @Te0, i64 0, i64 %69 ; <i32*> [#uses=1]
%71 = load i32, i32* %70, align 4 ; <i32> [#uses=1]
%72 = and i32 %71, -16777216 ; <i32> [#uses=1]
%73 = and i32 %16, 255 ; <i32> [#uses=1]
%74 = zext i32 %73 to i64 ; <i64> [#uses=1]
%75 = getelementptr [256 x i32], [256 x i32]* @Te1, i64 0, i64 %74 ; <i32*> [#uses=1]
%76 = load i32, i32* %75, align 4 ; <i32> [#uses=1]
%77 = and i32 %76, 16711680 ; <i32> [#uses=1]
%78 = or i32 %77, %72 ; <i32> [#uses=1]
%ctg2.sum25 = add i64 %tmp10, 20 ; <i64> [#uses=1]
%79 = getelementptr i8, i8* %rk26, i64 %ctg2.sum25 ; <i8*> [#uses=1]
%80 = bitcast i8* %79 to i32* ; <i32*> [#uses=1]
%81 = load i32, i32* %80, align 4 ; <i32> [#uses=1]
%82 = xor i32 %78, %81 ; <i32> [#uses=2]
%83 = lshr i32 %67, 24 ; <i32> [#uses=1]
%84 = trunc i32 %83 to i8 ; <i8> [#uses=1]
store i8 %84, i8* %out, align 1
%85 = lshr i32 %67, 16 ; <i32> [#uses=1]
%86 = trunc i32 %85 to i8 ; <i8> [#uses=1]
%87 = getelementptr i8, i8* %out, i64 1 ; <i8*> [#uses=1]
store i8 %86, i8* %87, align 1
%88 = getelementptr i8, i8* %out, i64 4 ; <i8*> [#uses=1]
%89 = lshr i32 %82, 24 ; <i32> [#uses=1]
%90 = trunc i32 %89 to i8 ; <i8> [#uses=1]
store i8 %90, i8* %88, align 1
%91 = lshr i32 %82, 16 ; <i32> [#uses=1]
%92 = trunc i32 %91 to i8 ; <i8> [#uses=1]
%93 = getelementptr i8, i8* %out, i64 5 ; <i8*> [#uses=1]
store i8 %92, i8* %93, align 1
ret void
}
; Check that DAGCombiner doesn't mess up the IV update when the exiting value
; is equal to the stride.
; It must not fold (cmp (add iv, 1), 1) --> (cmp iv, 0).
define i32 @f(i32 %i, i32* nocapture %a) nounwind uwtable readonly ssp {
; GENERIC-LABEL: f:
; GENERIC: ## %bb.0: ## %entry
; GENERIC-NEXT: xorl %eax, %eax
; GENERIC-NEXT: cmpl $1, %edi
; GENERIC-NEXT: je LBB1_3
; GENERIC-NEXT: ## %bb.1: ## %for.body.lr.ph
; GENERIC-NEXT: movslq %edi, %rax
; GENERIC-NEXT: leaq (%rsi,%rax,4), %rcx
; GENERIC-NEXT: xorl %eax, %eax
; GENERIC-NEXT: xorl %edx, %edx
; GENERIC-NEXT: .p2align 4, 0x90
; GENERIC-NEXT: LBB1_2: ## %for.body
; GENERIC-NEXT: ## =>This Inner Loop Header: Depth=1
; GENERIC-NEXT: movl (%rcx), %esi
; GENERIC-NEXT: cmpl %edx, %esi
; GENERIC-NEXT: cmoval %esi, %edx
; GENERIC-NEXT: cmoval %edi, %eax
; GENERIC-NEXT: incl %edi
; GENERIC-NEXT: addq $4, %rcx
; GENERIC-NEXT: cmpl $1, %edi
; GENERIC-NEXT: jne LBB1_2
; GENERIC-NEXT: LBB1_3: ## %for.end
; GENERIC-NEXT: retq
;
; ATOM-LABEL: f:
; ATOM: ## %bb.0: ## %entry
; ATOM-NEXT: xorl %eax, %eax
; ATOM-NEXT: cmpl $1, %edi
; ATOM-NEXT: je LBB1_3
; ATOM-NEXT: ## %bb.1: ## %for.body.lr.ph
; ATOM-NEXT: movslq %edi, %rax
; ATOM-NEXT: xorl %edx, %edx
; ATOM-NEXT: leaq (%rsi,%rax,4), %rcx
; ATOM-NEXT: xorl %eax, %eax
; ATOM-NEXT: .p2align 4, 0x90
; ATOM-NEXT: LBB1_2: ## %for.body
; ATOM-NEXT: ## =>This Inner Loop Header: Depth=1
; ATOM-NEXT: movl (%rcx), %esi
; ATOM-NEXT: cmpl %edx, %esi
; ATOM-NEXT: cmoval %esi, %edx
; ATOM-NEXT: cmoval %edi, %eax
; ATOM-NEXT: incl %edi
; ATOM-NEXT: leaq 4(%rcx), %rcx
; ATOM-NEXT: cmpl $1, %edi
; ATOM-NEXT: jne LBB1_2
; ATOM-NEXT: LBB1_3: ## %for.end
; ATOM-NEXT: nop
; ATOM-NEXT: nop
; ATOM-NEXT: retq
entry:
%cmp4 = icmp eq i32 %i, 1
br i1 %cmp4, label %for.end, label %for.body.lr.ph
for.body.lr.ph: ; preds = %entry
%0 = sext i32 %i to i64
br label %for.body
for.body: ; preds = %for.body.lr.ph, %for.body
%indvars.iv = phi i64 [ %0, %for.body.lr.ph ], [ %indvars.iv.next, %for.body ]
%bi.06 = phi i32 [ 0, %for.body.lr.ph ], [ %i.addr.0.bi.0, %for.body ]
%b.05 = phi i32 [ 0, %for.body.lr.ph ], [ %.b.0, %for.body ]
%arrayidx = getelementptr inbounds i32, i32* %a, i64 %indvars.iv
%1 = load i32, i32* %arrayidx, align 4
%cmp1 = icmp ugt i32 %1, %b.05
%.b.0 = select i1 %cmp1, i32 %1, i32 %b.05
%2 = trunc i64 %indvars.iv to i32
%i.addr.0.bi.0 = select i1 %cmp1, i32 %2, i32 %bi.06
%indvars.iv.next = add i64 %indvars.iv, 1
%lftr.wideiv = trunc i64 %indvars.iv.next to i32
%exitcond = icmp eq i32 %lftr.wideiv, 1
br i1 %exitcond, label %for.end, label %for.body
for.end: ; preds = %for.body, %entry
%bi.0.lcssa = phi i32 [ 0, %entry ], [ %i.addr.0.bi.0, %for.body ]
ret i32 %bi.0.lcssa
}