forked from OSchip/llvm-project
61 lines
1.5 KiB
LLVM
61 lines
1.5 KiB
LLVM
; RUN: opt < %s -instcombine -S | FileCheck %s
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target datalayout = "E-p:64:64:64-a0:0:8-f32:32:32-f64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-v64:64:64-v128:128:128"
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define i1 @test1(i32 *%x) nounwind {
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entry:
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; CHECK: test1
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; CHECK: ptrtoint i32* %x to i64
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%0 = ptrtoint i32* %x to i1
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ret i1 %0
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}
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define i32* @test2(i128 %x) nounwind {
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entry:
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; CHECK: test2
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; CHECK: inttoptr i64 %0 to i32*
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%0 = inttoptr i128 %x to i32*
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ret i32* %0
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}
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; PR3574
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; CHECK: f0
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; CHECK: %1 = zext i32 %a0 to i64
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; CHECK: ret i64 %1
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define i64 @f0(i32 %a0) nounwind {
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%t0 = inttoptr i32 %a0 to i8*
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%t1 = ptrtoint i8* %t0 to i64
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ret i64 %t1
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}
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define <4 x i32> @test4(<4 x i8*> %arg) nounwind {
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; CHECK-LABEL: @test4(
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; CHECK: ptrtoint <4 x i8*> %arg to <4 x i64>
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; CHECK: trunc <4 x i64> %1 to <4 x i32>
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%p1 = ptrtoint <4 x i8*> %arg to <4 x i32>
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ret <4 x i32> %p1
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}
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define <4 x i128> @test5(<4 x i8*> %arg) nounwind {
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; CHECK-LABEL: @test5(
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; CHECK: ptrtoint <4 x i8*> %arg to <4 x i64>
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; CHECK: zext <4 x i64> %1 to <4 x i128>
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%p1 = ptrtoint <4 x i8*> %arg to <4 x i128>
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ret <4 x i128> %p1
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}
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define <4 x i8*> @test6(<4 x i32> %arg) nounwind {
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; CHECK-LABEL: @test6(
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; CHECK: zext <4 x i32> %arg to <4 x i64>
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; CHECK: inttoptr <4 x i64> %1 to <4 x i8*>
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%p1 = inttoptr <4 x i32> %arg to <4 x i8*>
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ret <4 x i8*> %p1
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}
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define <4 x i8*> @test7(<4 x i128> %arg) nounwind {
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; CHECK-LABEL: @test7(
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; CHECK: trunc <4 x i128> %arg to <4 x i64>
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; CHECK: inttoptr <4 x i64> %1 to <4 x i8*>
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%p1 = inttoptr <4 x i128> %arg to <4 x i8*>
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ret <4 x i8*> %p1
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}
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