; NOTE: Assertions have been autogenerated by utils/update_test_checks.py | |
; RUN: opt < %s -instsimplify -S | FileCheck %s | |
; Test constant fold of constant expression GEP used by ptrtoint (the | |
; "offsetof-like expression" case). | |
; This used to hit an assert due to not supporting vectors in | |
; llvm::ConstantFoldCastInstruction when handling ptrtoint. | |
define <2 x i16> @test1() { | |
; CHECK-LABEL: @test1( | |
; CHECK-NEXT: entry: | |
; CHECK-NEXT: ret <2 x i16> ptrtoint (<2 x i32*> getelementptr ([10 x i32], [10 x i32]* null, <2 x i64> zeroinitializer, <2 x i64> <i64 5, i64 7>) to <2 x i16>) | |
; | |
entry: | |
%gep = getelementptr inbounds [10 x i32], [10 x i32]* null, i16 0, <2 x i16> <i16 5, i16 7> | |
%vec = ptrtoint <2 x i32*> %gep to <2 x i16> | |
ret <2 x i16> %vec | |
} | |
; Test constant fold of constant expression GEP used by ptrtoint (the | |
; "sizeof-like expression" case). | |
; This used to hit an assert due to not supporting vectors in | |
; llvm::ConstantFoldCastInstruction when handling ptrtoint. | |
define <2 x i16> @test2() { | |
; CHECK-LABEL: @test2( | |
; CHECK-NEXT: entry: | |
; CHECK-NEXT: ret <2 x i16> ptrtoint (<2 x i32*> getelementptr (i32, i32* null, <2 x i64> <i64 5, i64 7>) to <2 x i16>) | |
; | |
entry: | |
%gep = getelementptr i32, i32* null, <2 x i16> <i16 5, i16 7> | |
%vec = ptrtoint <2 x i32*> %gep to <2 x i16> | |
ret <2 x i16> %vec | |
} |