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https://github.com/c64scene-ar/llvm-6502.git
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d496e176f0
Convert logical operations on general-purpose registers to the correspon- ding operations on predicate registers. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@242186 91177308-0d34-0410-b5e6-96231b3b80d8
20 lines
692 B
LLVM
20 lines
692 B
LLVM
; RUN: llc -O2 -march=hexagon < %s | FileCheck %s
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; CHECK: cmp.eq(r{{[0-9]+}}, #0)
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; Check that the result of the builtin is not stored directly, i.e. that
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; there is an instruction that converts it to {0,1} from {0,-1}. Right now
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; the instruction is "r4 = !cmp.eq(r0, #0)".
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@var = common global i32 0, align 4
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declare i32 @llvm.hexagon.C2.cmpgtup(i64,i64) nounwind
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define void @foo(i64 %a98, i64 %a100) nounwind {
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entry:
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%a101 = tail call i32 @llvm.hexagon.C2.cmpgtup(i64 %a98, i64 %a100)
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%tobool250 = icmp eq i32 %a101, 0
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%a102 = zext i1 %tobool250 to i8
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%detected.0 = xor i8 %a102, 1
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%conv253 = zext i8 %detected.0 to i32
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store i32 %conv253, i32* @var, align 4
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ret void
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}
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