forked from OSchip/llvm-project
39 lines
1.2 KiB
LLVM
39 lines
1.2 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc -o - %s | FileCheck %s
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target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
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target triple = "x86_64-unknown-linux-gnu"
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@global = external global i32
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@global.1 = external global i64
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define void @patatino() {
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; CHECK-LABEL: patatino:
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; CHECK: # %bb.0: # %bb
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; CHECK-NEXT: movl {{.*}}(%rip), %eax
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; CHECK-NEXT: movl %eax, %ecx
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; CHECK-NEXT: shrl $31, %ecx
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; CHECK-NEXT: addl $2147483647, %ecx # imm = 0x7FFFFFFF
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; CHECK-NEXT: shrl $31, %ecx
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; CHECK-NEXT: andl $62, %ecx
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; CHECK-NEXT: andl $-536870912, %eax # imm = 0xE0000000
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; CHECK-NEXT: orl %ecx, %eax
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; CHECK-NEXT: movl %eax, {{.*}}(%rip)
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; CHECK-NEXT: retq
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bb:
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%tmp = load i32, i32* @global
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%tmp1 = lshr i32 %tmp, 31
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%tmp2 = add nuw nsw i32 %tmp1, 2147483647
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%tmp3 = load i64, i64* @global.1
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%tmp4 = shl i64 %tmp3, 23
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%tmp5 = add nsw i64 %tmp4, 8388639
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%tmp6 = trunc i64 %tmp5 to i32
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%tmp7 = lshr i32 %tmp2, %tmp6
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%tmp8 = load i32, i32* @global
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%tmp9 = and i32 %tmp7, 62
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%tmp10 = and i32 %tmp8, -536870912
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%tmp11 = or i32 %tmp9, %tmp10
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store i32 %tmp11, i32* @global
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ret void
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}
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