38 lines
752 B
LLVM
38 lines
752 B
LLVM
; RUN: llc < %s -march=arm | FileCheck %s
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define i32 @test1(i8* %t1) nounwind {
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; CHECK: ldrb
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%tmp.u = load i8* %t1
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%tmp1.s = zext i8 %tmp.u to i32
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ret i32 %tmp1.s
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}
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define i32 @test2(i16* %t1) nounwind {
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; CHECK: ldrh
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%tmp.u = load i16* %t1
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%tmp1.s = zext i16 %tmp.u to i32
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ret i32 %tmp1.s
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}
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define i32 @test3(i8* %t0) nounwind {
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; CHECK: ldrsb
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%tmp.s = load i8* %t0
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%tmp1.s = sext i8 %tmp.s to i32
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ret i32 %tmp1.s
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}
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define i32 @test4(i16* %t0) nounwind {
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; CHECK: ldrsh
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%tmp.s = load i16* %t0
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%tmp1.s = sext i16 %tmp.s to i32
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ret i32 %tmp1.s
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}
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define i32 @test5() nounwind {
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; CHECK: mov r0, #0
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; CHECK: ldrsh
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%tmp.s = load i16* null
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%tmp1.s = sext i16 %tmp.s to i32
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ret i32 %tmp1.s
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}
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