82 lines
1.8 KiB
LLVM
82 lines
1.8 KiB
LLVM
; RUN: llc < %s -march=msp430 | FileCheck %s
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target datalayout = "e-p:16:16:16-i8:8:8-i16:16:16-i32:16:16"
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target triple = "msp430-generic-generic"
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define void @am1(i16* %a, i16 %x) nounwind {
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%1 = load i16, i16* %a
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%2 = or i16 %x, %1
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store i16 %2, i16* %a
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ret void
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}
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; CHECK-LABEL: am1:
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; CHECK: bis.w r13, 0(r12)
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@foo = external global i16
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define void @am2(i16 %x) nounwind {
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%1 = load i16, i16* @foo
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%2 = or i16 %x, %1
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store i16 %2, i16* @foo
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ret void
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}
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; CHECK-LABEL: am2:
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; CHECK: bis.w r12, &foo
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@bar = external global [2 x i8]
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define void @am3(i16 %i, i8 %x) nounwind {
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%1 = getelementptr [2 x i8], [2 x i8]* @bar, i16 0, i16 %i
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%2 = load i8, i8* %1
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%3 = or i8 %x, %2
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store i8 %3, i8* %1
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ret void
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}
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; CHECK-LABEL: am3:
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; CHECK: bis.b r13, bar(r12)
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define void @am4(i16 %x) nounwind {
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%1 = load volatile i16, i16* inttoptr(i16 32 to i16*)
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%2 = or i16 %x, %1
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store volatile i16 %2, i16* inttoptr(i16 32 to i16*)
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ret void
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}
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; CHECK-LABEL: am4:
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; CHECK: bis.w r12, &32
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define void @am5(i16* %a, i16 %x) readonly {
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%1 = getelementptr inbounds i16, i16* %a, i16 2
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%2 = load i16, i16* %1
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%3 = or i16 %x, %2
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store i16 %3, i16* %1
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ret void
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}
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; CHECK-LABEL: am5:
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; CHECK: bis.w r13, 4(r12)
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%S = type { i16, i16 }
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@baz = common global %S zeroinitializer
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define void @am6(i16 %x) nounwind {
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%1 = load i16, i16* getelementptr (%S, %S* @baz, i32 0, i32 1)
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%2 = or i16 %x, %1
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store i16 %2, i16* getelementptr (%S, %S* @baz, i32 0, i32 1)
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ret void
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}
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; CHECK-LABEL: am6:
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; CHECK: bis.w r12, &baz+2
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%T = type { i16, [2 x i8] }
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@duh = external global %T
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define void @am7(i16 %n, i8 %x) nounwind {
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%1 = getelementptr %T, %T* @duh, i32 0, i32 1
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%2 = getelementptr [2 x i8], [2 x i8]* %1, i16 0, i16 %n
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%3 = load i8, i8* %2
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%4 = or i8 %x, %3
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store i8 %4, i8* %2
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ret void
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}
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; CHECK-LABEL: am7:
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; CHECK: bis.b r13, duh+2(r12)
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