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https://github.com/c64scene-ar/llvm-6502.git
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2acfb179fc
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174006 91177308-0d34-0410-b5e6-96231b3b80d8
22 lines
402 B
LLVM
22 lines
402 B
LLVM
; RUN: llc < %s -march=x86-64 | FileCheck %s
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define zeroext i16 @t1(i32 %on_off) nounwind {
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entry:
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%0 = sub i32 %on_off, 1
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%1 = mul i32 %0, 2
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%2 = trunc i32 %1 to i16
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%3 = zext i16 %2 to i32
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%4 = trunc i32 %3 to i16
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; CHECK: lea
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ret i16 %4
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}
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define i32 @t2(i32 %on_off) nounwind {
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entry:
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%0 = sub i32 %on_off, 1
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%1 = mul i32 %0, 2
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%2 = and i32 %1, 65535
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; CHECK: lea
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ret i32 %2
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}
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