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Add addrspacecast instruction.

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Patch by Michele Scandale!

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@194760 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Matt Arsenault
2013-11-15 01:34:59 +00:00
parent 2b7fef0ad4
commit 59d3ae6cdc
51 changed files with 589 additions and 230 deletions
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4
test/Transforms/InstCombine/constant-fold-address-space-pointer.ll
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@@ -32,10 +32,10 @@ define i32 addrspace(2)* @test_constant_fold_inttoptr_as_pointer_smaller() {
}
; Different address spaces that are the same size, but they are
; different so there should be a bitcast.
; different so nothing should happen
define i32 addrspace(4)* @test_constant_fold_inttoptr_as_pointer_smaller_different_as() {
; CHECK-LABEL: @test_constant_fold_inttoptr_as_pointer_smaller_different_as(
; CHECK-NEXT: ret i32 addrspace(4)* bitcast (i32 addrspace(3)* @const_zero_i32_as3 to i32 addrspace(4)*)
; CHECK-NEXT: ret i32 addrspace(4)* inttoptr (i16 ptrtoint (i32 addrspace(3)* @const_zero_i32_as3 to i16) to i32 addrspace(4)*)
%x = ptrtoint i32 addrspace(3)* @const_zero_i32_as3 to i16
%y = inttoptr i16 %x to i32 addrspace(4)*
ret i32 addrspace(4)* %y