mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-07-21 18:29:45 +00:00
7c9c6ed761
Essentially the same as the GEP change in r230786.
A similar migration script can be used to update test cases, though a few more
test case improvements/changes were required this time around: (r229269-r229278)
import fileinput
import sys
import re
pat = re.compile(r"((?:=|:|^)\s*load (?:atomic )?(?:volatile )?(.*?))(| addrspace\(\d+\) *)\*($| *(?:%|@|null|undef|blockaddress|getelementptr|addrspacecast|bitcast|inttoptr|\[\[[a-zA-Z]|\{\{).*$)")
for line in sys.stdin:
sys.stdout.write(re.sub(pat, r"\1, \2\3*\4", line))
Reviewers: rafael, dexonsmith, grosser
Differential Revision: http://reviews.llvm.org/D7649
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@230794 91177308-0d34-0410-b5e6-96231b3b80d8
113 lines
4.1 KiB
LLVM
113 lines
4.1 KiB
LLVM
; RUN: opt -S -instcombine %s -o - | FileCheck %s
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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"
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define i32 @test_as0(i32 addrspace(0)* %a) {
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; CHECK-LABEL: @test_as0(
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; CHECK: %arrayidx = getelementptr i32, i32* %a, i32 1
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%arrayidx = getelementptr i32, i32 addrspace(0)* %a, i64 1
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%y = load i32, i32 addrspace(0)* %arrayidx, align 4
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ret i32 %y
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}
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define i32 @test_as1(i32 addrspace(1)* %a) {
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; CHECK-LABEL: @test_as1(
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; CHECK: %arrayidx = getelementptr i32, i32 addrspace(1)* %a, i64 1
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%arrayidx = getelementptr i32, i32 addrspace(1)* %a, i32 1
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%y = load i32, i32 addrspace(1)* %arrayidx, align 4
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ret i32 %y
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}
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define i32 @test_as2(i32 addrspace(2)* %a) {
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; CHECK-LABEL: @test_as2(
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; CHECK: %arrayidx = getelementptr i32, i32 addrspace(2)* %a, i8 1
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%arrayidx = getelementptr i32, i32 addrspace(2)* %a, i32 1
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%y = load i32, i32 addrspace(2)* %arrayidx, align 4
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ret i32 %y
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}
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define i32 @test_as3(i32 addrspace(3)* %a) {
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; CHECK-LABEL: @test_as3(
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; CHECK: %arrayidx = getelementptr i32, i32 addrspace(3)* %a, i16 1
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%arrayidx = getelementptr i32, i32 addrspace(3)* %a, i32 1
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%y = load i32, i32 addrspace(3)* %arrayidx, align 4
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ret i32 %y
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}
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define i32 @test_combine_ptrtoint(i32 addrspace(2)* %a) {
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; CHECK-LABEL: @test_combine_ptrtoint(
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; CHECK-NEXT: %y = load i32, i32 addrspace(2)* %a
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; CHECK-NEXT: ret i32 %y
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%cast = ptrtoint i32 addrspace(2)* %a to i8
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%castback = inttoptr i8 %cast to i32 addrspace(2)*
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%y = load i32, i32 addrspace(2)* %castback, align 4
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ret i32 %y
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}
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define i8 @test_combine_inttoptr(i8 %a) {
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; CHECK-LABEL: @test_combine_inttoptr(
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; CHECK-NEXT: ret i8 %a
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%cast = inttoptr i8 %a to i32 addrspace(2)*
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%castback = ptrtoint i32 addrspace(2)* %cast to i8
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ret i8 %castback
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}
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define i32 @test_combine_vector_ptrtoint(<2 x i32 addrspace(2)*> %a) {
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; CHECK-LABEL: @test_combine_vector_ptrtoint(
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; CHECK-NEXT: %p = extractelement <2 x i32 addrspace(2)*> %a, i32 0
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; CHECK-NEXT: %y = load i32, i32 addrspace(2)* %p, align 4
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; CHECK-NEXT: ret i32 %y
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%cast = ptrtoint <2 x i32 addrspace(2)*> %a to <2 x i8>
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%castback = inttoptr <2 x i8> %cast to <2 x i32 addrspace(2)*>
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%p = extractelement <2 x i32 addrspace(2)*> %castback, i32 0
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%y = load i32, i32 addrspace(2)* %p, align 4
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ret i32 %y
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}
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define <2 x i8> @test_combine_vector_inttoptr(<2 x i8> %a) {
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; CHECK-LABEL: @test_combine_vector_inttoptr(
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; CHECK-NEXT: ret <2 x i8> %a
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%cast = inttoptr <2 x i8> %a to <2 x i32 addrspace(2)*>
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%castback = ptrtoint <2 x i32 addrspace(2)*> %cast to <2 x i8>
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ret <2 x i8> %castback
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}
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; Check that the GEP index is changed to the address space integer type (i64 -> i8)
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define i32 addrspace(2)* @shrink_gep_constant_index_64_as2(i32 addrspace(2)* %p) {
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; CHECK-LABEL: @shrink_gep_constant_index_64_as2(
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; CHECK-NEXT: getelementptr i32, i32 addrspace(2)* %p, i8 1
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%ret = getelementptr i32, i32 addrspace(2)* %p, i64 1
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ret i32 addrspace(2)* %ret
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}
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define i32 addrspace(2)* @shrink_gep_constant_index_32_as2(i32 addrspace(2)* %p) {
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; CHECK-LABEL: @shrink_gep_constant_index_32_as2(
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; CHECK-NEXT: getelementptr i32, i32 addrspace(2)* %p, i8 1
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%ret = getelementptr i32, i32 addrspace(2)* %p, i32 1
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ret i32 addrspace(2)* %ret
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}
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define i32 addrspace(3)* @shrink_gep_constant_index_64_as3(i32 addrspace(3)* %p) {
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; CHECK-LABEL: @shrink_gep_constant_index_64_as3(
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; CHECK-NEXT: getelementptr i32, i32 addrspace(3)* %p, i16 1
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%ret = getelementptr i32, i32 addrspace(3)* %p, i64 1
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ret i32 addrspace(3)* %ret
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}
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define i32 addrspace(2)* @shrink_gep_variable_index_64_as2(i32 addrspace(2)* %p, i64 %idx) {
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; CHECK-LABEL: @shrink_gep_variable_index_64_as2(
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; CHECK-NEXT: %1 = trunc i64 %idx to i8
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; CHECK-NEXT: getelementptr i32, i32 addrspace(2)* %p, i8 %1
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%ret = getelementptr i32, i32 addrspace(2)* %p, i64 %idx
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ret i32 addrspace(2)* %ret
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}
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define i32 addrspace(1)* @grow_gep_variable_index_8_as1(i32 addrspace(1)* %p, i8 %idx) {
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; CHECK-LABEL: @grow_gep_variable_index_8_as1(
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; CHECK-NEXT: %1 = sext i8 %idx to i64
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; CHECK-NEXT: getelementptr i32, i32 addrspace(1)* %p, i64 %1
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%ret = getelementptr i32, i32 addrspace(1)* %p, i8 %idx
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ret i32 addrspace(1)* %ret
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}
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