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e2243cc305
I previously removed the T2XtPk feature from the ARM backend, but it looks like I missed some of the tests that were using the feature. Differential Revision: https://reviews.llvm.org/D30778 llvm-svn: 297386
24 lines
647 B
LLVM
24 lines
647 B
LLVM
; RUN: llc -mtriple=thumb-eabi -mcpu=arm1156t2-s -mattr=+thumb2,+v7 %s -o - | FileCheck %s
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define i32 @f1(i32 %a) {
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; CHECK-LABEL: f1:
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; CHECK: rev r0, r0
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%tmp = tail call i32 @llvm.bswap.i32(i32 %a)
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ret i32 %tmp
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}
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declare i32 @llvm.bswap.i32(i32) nounwind readnone
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define i32 @f2(i32 %X) {
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; CHECK-LABEL: f2:
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; CHECK: revsh r0, r0
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%tmp1 = lshr i32 %X, 8
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%tmp1.upgrd.1 = trunc i32 %tmp1 to i16
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%tmp3 = trunc i32 %X to i16
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%tmp2 = and i16 %tmp1.upgrd.1, 255
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%tmp4 = shl i16 %tmp3, 8
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%tmp5 = or i16 %tmp2, %tmp4
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%tmp5.upgrd.2 = sext i16 %tmp5 to i32
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ret i32 %tmp5.upgrd.2
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}
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