49 lines
1.4 KiB
LLVM
49 lines
1.4 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc < %s -mtriple=i686-unknown-unknown -mcpu=haswell | FileCheck %s --check-prefix=X86
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; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mcpu=haswell | FileCheck %s --check-prefix=X64
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@var_580 = external dso_local local_unnamed_addr global i8, align 1
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define void @foo(i8 %a0) {
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; X86-LABEL: foo:
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; X86: # %bb.0: # %entry
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; X86-NEXT: movsbl var_580, %eax
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; X86-NEXT: testl $-536870913, %eax # imm = 0xDFFFFFFF
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; X86-NEXT: jne .LBB0_1
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; X86-NEXT: # %bb.2: # %if.end13
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; X86-NEXT: retl
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; X86-NEXT: .LBB0_1: # %if.then11
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;
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; X64-LABEL: foo:
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; X64: # %bb.0: # %entry
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; X64-NEXT: movsbl var_580(%rip), %eax
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; X64-NEXT: testl $-536870913, %eax # imm = 0xDFFFFFFF
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; X64-NEXT: jne .LBB0_1
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; X64-NEXT: # %bb.2: # %if.end13
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; X64-NEXT: retq
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; X64-NEXT: .LBB0_1: # %if.then11
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entry:
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%tmp = icmp ugt i8 %a0, 60
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%phitmp = zext i1 %tmp to i16
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br label %if.end
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if.end:
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%tmp1 = load i8, i8* @var_580, align 1
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%conv7 = sext i8 %tmp1 to i32
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%conv8 = zext i16 %phitmp to i32
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%mul = shl nuw nsw i32 %conv8, 1
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%div9 = udiv i32 %mul, 71
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%sub = add nsw i32 %div9, -3
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%shl = shl i32 1, %sub
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%neg = xor i32 %shl, -1
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%and = and i32 %neg, %conv7
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%tobool10 = icmp eq i32 %and, 0
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br i1 %tobool10, label %if.end13, label %if.then11
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if.then11:
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unreachable
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if.end13:
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ret void
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}
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