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32 lines
532 B
LLVM
32 lines
532 B
LLVM
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; RUN: llc < %s -march=avr | FileCheck %s
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; zext R25:R24, R24
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; eor R25, R25
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define i16 @zext1(i8 %x) {
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; CHECK-LABEL: zext1:
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; CHECK: eor r25, r25
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%1 = zext i8 %x to i16
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ret i16 %1
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}
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; zext R25:R24, R20
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; mov R24, R20
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; eor R25, R25
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define i16 @zext2(i8 %x, i8 %y) {
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; CHECK-LABEL: zext2:
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; CHECK: mov r24, r22
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; CHECK: eor r25, r25
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%1 = zext i8 %y to i16
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ret i16 %1
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}
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; zext R25:R24, R24
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; eor R25, R25
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define i16 @zext_i1(i1 %x) {
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; CHECK-LABEL: zext_i1:
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; CHECK: eor r25, r25
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%1 = zext i1 %x to i16
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ret i16 %1
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}
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