mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-12-14 11:32:34 +00:00
52c7d8e4eb
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@188926 91177308-0d34-0410-b5e6-96231b3b80d8
113 lines
4.0 KiB
LLVM
113 lines
4.0 KiB
LLVM
; RUN: opt -S -instcombine %s -o - | FileCheck %s
|
|
target datalayout = "e-p:32:32:32-p1:64:64:64-p2:8:8:8-p3:16:16:16-p4:16:16:16-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:32"
|
|
|
|
|
|
define i32 @test_as0(i32 addrspace(0)* %a) {
|
|
; CHECK-LABEL: @test_as0(
|
|
; CHECK: %arrayidx = getelementptr i32* %a, i32 1
|
|
%arrayidx = getelementptr i32 addrspace(0)* %a, i64 1
|
|
%y = load i32 addrspace(0)* %arrayidx, align 4
|
|
ret i32 %y
|
|
}
|
|
|
|
define i32 @test_as1(i32 addrspace(1)* %a) {
|
|
; CHECK-LABEL: @test_as1(
|
|
; CHECK: %arrayidx = getelementptr i32 addrspace(1)* %a, i64 1
|
|
%arrayidx = getelementptr i32 addrspace(1)* %a, i32 1
|
|
%y = load i32 addrspace(1)* %arrayidx, align 4
|
|
ret i32 %y
|
|
}
|
|
|
|
define i32 @test_as2(i32 addrspace(2)* %a) {
|
|
; CHECK-LABEL: @test_as2(
|
|
; CHECK: %arrayidx = getelementptr i32 addrspace(2)* %a, i8 1
|
|
%arrayidx = getelementptr i32 addrspace(2)* %a, i32 1
|
|
%y = load i32 addrspace(2)* %arrayidx, align 4
|
|
ret i32 %y
|
|
}
|
|
|
|
define i32 @test_as3(i32 addrspace(3)* %a) {
|
|
; CHECK-LABEL: @test_as3(
|
|
; CHECK: %arrayidx = getelementptr i32 addrspace(3)* %a, i16 1
|
|
%arrayidx = getelementptr i32 addrspace(3)* %a, i32 1
|
|
%y = load i32 addrspace(3)* %arrayidx, align 4
|
|
ret i32 %y
|
|
}
|
|
|
|
define i32 @test_combine_ptrtoint(i32 addrspace(2)* %a) {
|
|
; CHECK-LABEL: @test_combine_ptrtoint(
|
|
; CHECK-NEXT: %y = load i32 addrspace(2)* %a
|
|
; CHECK-NEXT: ret i32 %y
|
|
%cast = ptrtoint i32 addrspace(2)* %a to i8
|
|
%castback = inttoptr i8 %cast to i32 addrspace(2)*
|
|
%y = load i32 addrspace(2)* %castback, align 4
|
|
ret i32 %y
|
|
}
|
|
|
|
define i8 @test_combine_inttoptr(i8 %a) {
|
|
; CHECK-LABEL: @test_combine_inttoptr(
|
|
; CHECK-NEXT: ret i8 %a
|
|
%cast = inttoptr i8 %a to i32 addrspace(2)*
|
|
%castback = ptrtoint i32 addrspace(2)* %cast to i8
|
|
ret i8 %castback
|
|
}
|
|
|
|
define i32 @test_combine_vector_ptrtoint(<2 x i32 addrspace(2)*> %a) {
|
|
; CHECK-LABEL: @test_combine_vector_ptrtoint(
|
|
; CHECK-NEXT: %p = extractelement <2 x i32 addrspace(2)*> %a, i32 0
|
|
; CHECK-NEXT: %y = load i32 addrspace(2)* %p, align 4
|
|
; CHECK-NEXT: ret i32 %y
|
|
%cast = ptrtoint <2 x i32 addrspace(2)*> %a to <2 x i8>
|
|
%castback = inttoptr <2 x i8> %cast to <2 x i32 addrspace(2)*>
|
|
%p = extractelement <2 x i32 addrspace(2)*> %castback, i32 0
|
|
%y = load i32 addrspace(2)* %p, align 4
|
|
ret i32 %y
|
|
}
|
|
|
|
define <2 x i8> @test_combine_vector_inttoptr(<2 x i8> %a) {
|
|
; CHECK-LABEL: @test_combine_vector_inttoptr(
|
|
; CHECK-NEXT: ret <2 x i8> %a
|
|
%cast = inttoptr <2 x i8> %a to <2 x i32 addrspace(2)*>
|
|
%castback = ptrtoint <2 x i32 addrspace(2)*> %cast to <2 x i8>
|
|
ret <2 x i8> %castback
|
|
}
|
|
|
|
; Check that the GEP index is changed to the address space integer type (i64 -> i8)
|
|
define i32 addrspace(2)* @shrink_gep_constant_index_64_as2(i32 addrspace(2)* %p) {
|
|
; CHECK-LABEL: @shrink_gep_constant_index_64_as2(
|
|
; CHECK-NEXT: getelementptr i32 addrspace(2)* %p, i8 1
|
|
%ret = getelementptr i32 addrspace(2)* %p, i64 1
|
|
ret i32 addrspace(2)* %ret
|
|
}
|
|
|
|
define i32 addrspace(2)* @shrink_gep_constant_index_32_as2(i32 addrspace(2)* %p) {
|
|
; CHECK-LABEL: @shrink_gep_constant_index_32_as2(
|
|
; CHECK-NEXT: getelementptr i32 addrspace(2)* %p, i8 1
|
|
%ret = getelementptr i32 addrspace(2)* %p, i32 1
|
|
ret i32 addrspace(2)* %ret
|
|
}
|
|
|
|
define i32 addrspace(3)* @shrink_gep_constant_index_64_as3(i32 addrspace(3)* %p) {
|
|
; CHECK-LABEL: @shrink_gep_constant_index_64_as3(
|
|
; CHECK-NEXT: getelementptr i32 addrspace(3)* %p, i16 1
|
|
%ret = getelementptr i32 addrspace(3)* %p, i64 1
|
|
ret i32 addrspace(3)* %ret
|
|
}
|
|
|
|
define i32 addrspace(2)* @shrink_gep_variable_index_64_as2(i32 addrspace(2)* %p, i64 %idx) {
|
|
; CHECK-LABEL: @shrink_gep_variable_index_64_as2(
|
|
; CHECK-NEXT: %1 = trunc i64 %idx to i8
|
|
; CHECK-NEXT: getelementptr i32 addrspace(2)* %p, i8 %1
|
|
%ret = getelementptr i32 addrspace(2)* %p, i64 %idx
|
|
ret i32 addrspace(2)* %ret
|
|
}
|
|
|
|
define i32 addrspace(1)* @grow_gep_variable_index_8_as1(i32 addrspace(1)* %p, i8 %idx) {
|
|
; CHECK-LABEL: @grow_gep_variable_index_8_as1(
|
|
; CHECK-NEXT: %1 = sext i8 %idx to i64
|
|
; CHECK-NEXT: getelementptr i32 addrspace(1)* %p, i64 %1
|
|
%ret = getelementptr i32 addrspace(1)* %p, i8 %idx
|
|
ret i32 addrspace(1)* %ret
|
|
}
|
|
|