forked from OSchip/llvm-project
44 lines
852 B
LLVM
44 lines
852 B
LLVM
; RUN: llc < %s -march=bpf | FileCheck %s
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define i16 @am1(i16* %a) nounwind {
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%1 = load i16, i16* %a
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ret i16 %1
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}
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; CHECK-LABEL: am1:
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; CHECK: ldh r0, 0(r1)
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@foo = external global i16
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define i16 @am2() nounwind {
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%1 = load i16, i16* @foo
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ret i16 %1
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}
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; CHECK-LABEL: am2:
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; CHECK: ldh r0, 0(r1)
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define i16 @am4() nounwind {
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%1 = load volatile i16, i16* inttoptr(i16 32 to i16*)
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ret i16 %1
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}
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; CHECK-LABEL: am4:
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; CHECK: mov r1, 32
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; CHECK: ldh r0, 0(r1)
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define i16 @am5(i16* %a) nounwind {
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%1 = getelementptr i16, i16* %a, i16 2
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%2 = load i16, i16* %1
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ret i16 %2
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}
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; CHECK-LABEL: am5:
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; CHECK: ldh r0, 4(r1)
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%S = type { i16, i16 }
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@baz = common global %S zeroinitializer, align 1
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define i16 @am6() nounwind {
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%1 = load i16, i16* getelementptr (%S* @baz, i32 0, i32 1)
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ret i16 %1
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}
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; CHECK-LABEL: am6:
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; CHECK: ldh r0, 2(r1)
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