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https://github.com/c64scene-ar/llvm-6502.git
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a7cb699251
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@147772 91177308-0d34-0410-b5e6-96231b3b80d8
34 lines
679 B
LLVM
34 lines
679 B
LLVM
; RUN: llc < %s -march=x86 | FileCheck %s
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define i32 @t1(i8* %X, i32 %i) {
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; CHECK: t1:
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; CHECK-NOT: and
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; CHECK: movzbl
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; CHECK: movl (%{{...}},%{{...}},4),
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; CHECK: ret
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entry:
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%tmp2 = shl i32 %i, 2
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%tmp4 = and i32 %tmp2, 1020
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%tmp7 = getelementptr i8* %X, i32 %tmp4
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%tmp78 = bitcast i8* %tmp7 to i32*
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%tmp9 = load i32* %tmp78
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ret i32 %tmp9
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}
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define i32 @t2(i16* %X, i32 %i) {
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; CHECK: t2:
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; CHECK-NOT: and
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; CHECK: movzwl
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; CHECK: movl (%{{...}},%{{...}},4),
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; CHECK: ret
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entry:
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%tmp2 = shl i32 %i, 1
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%tmp4 = and i32 %tmp2, 131070
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%tmp7 = getelementptr i16* %X, i32 %tmp4
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%tmp78 = bitcast i16* %tmp7 to i32*
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%tmp9 = load i32* %tmp78
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ret i32 %tmp9
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}
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