19 lines
541 B
LLVM
19 lines
541 B
LLVM
; RUN: llc -mtriple=thumb-eabi %s -verify-machineinstrs -o - | FileCheck %s
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; RUN: llc -mtriple=thumbv6-eabi %s -verify-machineinstrs -o - | FileCheck %s
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define i1 @test(i64 %arg) {
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entry:
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%ispos = icmp sgt i64 %arg, -1
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%neg = sub i64 0, %arg
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%sel = select i1 %ispos, i64 %arg, i64 %neg
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%cmp2 = icmp eq i64 %sel, %arg
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ret i1 %cmp2
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}
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; The scheduler used to ignore OptionalDefs, and could unwittingly insert
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; a flag-setting instruction in between an ADDS and the corresponding ADC.
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; CHECK: adds
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; CHECK-NOT: eors
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; CHECK: adcs
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