forked from OSchip/llvm-project
16 lines
513 B
LLVM
16 lines
513 B
LLVM
; RUN: llc < %s -mtriple=aarch64-apple-ios -disable-post-ra | FileCheck %s
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; Part of PR21549: going through the stack isn't ideal but is correct.
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define i16 @test_bitcast_v2i8_to_i16(<2 x i8> %a) {
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; CHECK-LABEL: test_bitcast_v2i8_to_i16
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; CHECK: mov.s [[WREG_HI:w[0-9]+]], v0[1]
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; CHECK-NEXT: fmov [[WREG_LO:w[0-9]+]], s0
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; CHECK-NEXT: strb [[WREG_HI]], [sp, #15]
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; CHECK-NEXT: strb [[WREG_LO]], [sp, #14]
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; CHECK-NEXT: ldrh w0, [sp, #14]
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%aa = bitcast <2 x i8> %a to i16
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ret i16 %aa
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}
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