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annotate test/CodeGen/PowerPC/2011-12-08-DemandedBitsMiscompile.ll @ 107:a03ddd01be7e

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author Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
date Sun, 31 Jan 2016 17:34:49 +0900
parents afa8332a0e37
children 1172e4bd9c6f
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95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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1 ; RUN: llc < %s -mtriple=powerpc64-unknown-linux-gnu -mcpu=g4 | FileCheck %s
95c75e76d11b LLVM 3.4
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3 define void @test(i32* nocapture %x, i64* %xx, i32* %yp) nounwind uwtable ssp {
95c75e76d11b LLVM 3.4
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4 entry:
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afa8332a0e37 LLVM 3.8
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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5 %yy = load i32, i32* %yp
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6 %y = add i32 %yy, 1
95c75e76d11b LLVM 3.4
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7 %z = zext i32 %y to i64
95c75e76d11b LLVM 3.4
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8 %z2 = shl i64 %z, 32
95c75e76d11b LLVM 3.4
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9 store i64 %z2, i64* %xx, align 4
95c75e76d11b LLVM 3.4
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10 ret void
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11
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12 ; CHECK-LABEL: test:
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13 ; CHECK: sldi {{.*}}, {{.*}}, 32
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14 ; Note: it's okay if someday CodeGen gets smart enough to optimize out
95c75e76d11b LLVM 3.4
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15 ; the shift.
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16 }