34 lines
737 B
LLVM
34 lines
737 B
LLVM
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; RUN: llc -mtriple=thumbv6m-eabi -verify-machineinstrs < %s | FileCheck --check-prefix=CHECK --check-prefix=T1 %s
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; RUN: llc -mtriple=thumbv7m-eabi -verify-machineinstrs < %s | FileCheck --check-prefix=CHECK --check-prefix=T2 %s
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; CHECK-LABEL: addri1:
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; T1: adds r0, r0, #3
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; T1-NEXT: b{{eq|ne}}
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; T2: adds r0, #3
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; T2-NOT: cmp
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define i32 @addri1(i32 %a, i32 %b) {
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%c = add i32 %a, 3
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%d = icmp eq i32 %c, 0
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br i1 %d, label %true, label %false
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true:
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ret i32 4
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false:
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ret i32 5
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}
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; CHECK-LABEL: addri2:
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; CHECK: adds r0, #254
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; T1-NEXT: b{{eq|ne}}
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; T2-NOT: cmp
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define i32 @addri2(i32 %a, i32 %b) {
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%c = add i32 %a, 254
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%d = icmp eq i32 %c, 0
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br i1 %d, label %true, label %false
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true:
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ret i32 4
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false:
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ret i32 5
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}
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