33 lines
1005 B
LLVM
33 lines
1005 B
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc < %s -mtriple=x86_64-linux | FileCheck %s
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; RUN: llc < %s -mtriple=x86_64-linux-gnux32 | FileCheck %s
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; RUN: llc < %s -mtriple=x86_64-nacl | FileCheck %s
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define zeroext i16 @t1(i32 %on_off) nounwind {
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; CHECK-LABEL: t1:
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; CHECK: # %bb.0:
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; CHECK-NEXT: # kill: def $edi killed $edi def $rdi
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; CHECK-NEXT: leal -2(%rdi,%rdi), %eax
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; CHECK-NEXT: # kill: def $ax killed $ax killed $eax
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; CHECK-NEXT: retq
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%t0 = sub i32 %on_off, 1
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%t1 = mul i32 %t0, 2
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%t2 = trunc i32 %t1 to i16
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%t3 = zext i16 %t2 to i32
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%t4 = trunc i32 %t3 to i16
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ret i16 %t4
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}
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define i32 @t2(i32 %on_off) nounwind {
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; CHECK-LABEL: t2:
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; CHECK: # %bb.0:
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; CHECK-NEXT: # kill: def $edi killed $edi def $rdi
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; CHECK-NEXT: leal -2(%rdi,%rdi), %eax
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; CHECK-NEXT: movzwl %ax, %eax
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; CHECK-NEXT: retq
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%t0 = sub i32 %on_off, 1
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%t1 = mul i32 %t0, 2
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%t2 = and i32 %t1, 65535
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ret i32 %t2
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}
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