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[DSE] Add libcall tests for functions only available on Darwin.
Add a set of tests for memset_pattern{4,8,16} variants.- Loading branch information
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llvm/test/Transforms/DeadStoreElimination/libcalls-darwin.ll
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| ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py | ||
| ; RUN: opt -mtriple=x86_64-apple-macosx10.7 -passes=inferattrs,dse -S %s | FileCheck %s | ||
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| ; Tests for libcalls only available on Darwin platforms. | ||
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| declare void @memset_pattern4(i8*, i8*, i64) | ||
| declare void @memset_pattern8(i8*, i8*, i64) | ||
| declare void @memset_pattern16(i8*, i8*, i64) | ||
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| define void @test_memset_pattern4_const_size(i8* noalias %a, i8* noalias %pattern) { | ||
| ; CHECK-LABEL: @test_memset_pattern4_const_size( | ||
| ; CHECK-NEXT: entry: | ||
| ; CHECK-NEXT: [[A_GEP_1:%.*]] = getelementptr i8, i8* [[A:%.*]], i32 1 | ||
| ; CHECK-NEXT: store i8 0, i8* [[A_GEP_1]], align 1 | ||
| ; CHECK-NEXT: [[A_GEP_17:%.*]] = getelementptr i8, i8* [[A]], i32 17 | ||
| ; CHECK-NEXT: store i8 1, i8* [[A_GEP_17]], align 1 | ||
| ; CHECK-NEXT: call void @memset_pattern4(i8* [[A]], i8* [[PATTERN:%.*]], i64 17) | ||
| ; CHECK-NEXT: ret void | ||
| ; | ||
| entry: | ||
| %a.gep.1 = getelementptr i8, i8* %a, i32 1 | ||
| store i8 0, i8* %a.gep.1 | ||
| %a.gep.17 = getelementptr i8, i8* %a, i32 17 | ||
| store i8 1, i8* %a.gep.17 | ||
| call void @memset_pattern4(i8* %a, i8* %pattern, i64 17) | ||
| ret void | ||
| } | ||
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| define void @test_memset_pattern4_variable_size(i8* noalias %a, i8* noalias %pattern, i64 %n) { | ||
| ; CHECK-LABEL: @test_memset_pattern4_variable_size( | ||
| ; CHECK-NEXT: entry: | ||
| ; CHECK-NEXT: [[A_GEP_1:%.*]] = getelementptr i8, i8* [[A:%.*]], i32 1 | ||
| ; CHECK-NEXT: store i8 0, i8* [[A_GEP_1]], align 1 | ||
| ; CHECK-NEXT: [[A_GEP_17:%.*]] = getelementptr i8, i8* [[A]], i32 17 | ||
| ; CHECK-NEXT: store i8 1, i8* [[A_GEP_17]], align 1 | ||
| ; CHECK-NEXT: call void @memset_pattern4(i8* [[A]], i8* [[PATTERN:%.*]], i64 [[N:%.*]]) | ||
| ; CHECK-NEXT: ret void | ||
| ; | ||
| entry: | ||
| %a.gep.1 = getelementptr i8, i8* %a, i32 1 | ||
| store i8 0, i8* %a.gep.1 | ||
| %a.gep.17 = getelementptr i8, i8* %a, i32 17 | ||
| store i8 1, i8* %a.gep.17 | ||
| call void @memset_pattern4(i8* %a, i8* %pattern, i64 %n) | ||
| ret void | ||
| } | ||
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| define void @test_memset_pattern8_const_size(i8* noalias %a, i8* noalias %pattern) { | ||
| ; CHECK-LABEL: @test_memset_pattern8_const_size( | ||
| ; CHECK-NEXT: entry: | ||
| ; CHECK-NEXT: [[A_GEP_1:%.*]] = getelementptr i8, i8* [[A:%.*]], i32 1 | ||
| ; CHECK-NEXT: store i8 0, i8* [[A_GEP_1]], align 1 | ||
| ; CHECK-NEXT: [[A_GEP_17:%.*]] = getelementptr i8, i8* [[A]], i32 17 | ||
| ; CHECK-NEXT: store i8 1, i8* [[A_GEP_17]], align 1 | ||
| ; CHECK-NEXT: call void @memset_pattern8(i8* [[A]], i8* [[PATTERN:%.*]], i64 17) | ||
| ; CHECK-NEXT: ret void | ||
| ; | ||
| entry: | ||
| %a.gep.1 = getelementptr i8, i8* %a, i32 1 | ||
| store i8 0, i8* %a.gep.1 | ||
| %a.gep.17 = getelementptr i8, i8* %a, i32 17 | ||
| store i8 1, i8* %a.gep.17 | ||
| call void @memset_pattern8(i8* %a, i8* %pattern, i64 17) | ||
| ret void | ||
| } | ||
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| define void @test_memset_pattern8_variable_size(i8* noalias %a, i8* noalias %pattern, i64 %n) { | ||
| ; CHECK-LABEL: @test_memset_pattern8_variable_size( | ||
| ; CHECK-NEXT: entry: | ||
| ; CHECK-NEXT: [[A_GEP_1:%.*]] = getelementptr i8, i8* [[A:%.*]], i32 1 | ||
| ; CHECK-NEXT: store i8 0, i8* [[A_GEP_1]], align 1 | ||
| ; CHECK-NEXT: [[A_GEP_17:%.*]] = getelementptr i8, i8* [[A]], i32 17 | ||
| ; CHECK-NEXT: store i8 1, i8* [[A_GEP_17]], align 1 | ||
| ; CHECK-NEXT: call void @memset_pattern8(i8* [[A]], i8* [[PATTERN:%.*]], i64 [[N:%.*]]) | ||
| ; CHECK-NEXT: ret void | ||
| ; | ||
| entry: | ||
| %a.gep.1 = getelementptr i8, i8* %a, i32 1 | ||
| store i8 0, i8* %a.gep.1 | ||
| %a.gep.17 = getelementptr i8, i8* %a, i32 17 | ||
| store i8 1, i8* %a.gep.17 | ||
| call void @memset_pattern8(i8* %a, i8* %pattern, i64 %n) | ||
| ret void | ||
| } | ||
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| define void @test_memset_pattern16_const_size(i8* noalias %a, i8* noalias %pattern) { | ||
| ; CHECK-LABEL: @test_memset_pattern16_const_size( | ||
| ; CHECK-NEXT: entry: | ||
| ; CHECK-NEXT: [[A_GEP_1:%.*]] = getelementptr i8, i8* [[A:%.*]], i32 1 | ||
| ; CHECK-NEXT: store i8 0, i8* [[A_GEP_1]], align 1 | ||
| ; CHECK-NEXT: [[A_GEP_17:%.*]] = getelementptr i8, i8* [[A]], i32 17 | ||
| ; CHECK-NEXT: store i8 1, i8* [[A_GEP_17]], align 1 | ||
| ; CHECK-NEXT: call void @memset_pattern16(i8* [[A]], i8* [[PATTERN:%.*]], i64 17) | ||
| ; CHECK-NEXT: ret void | ||
| ; | ||
| entry: | ||
| %a.gep.1 = getelementptr i8, i8* %a, i32 1 | ||
| store i8 0, i8* %a.gep.1 | ||
| %a.gep.17 = getelementptr i8, i8* %a, i32 17 | ||
| store i8 1, i8* %a.gep.17 | ||
| call void @memset_pattern16(i8* %a, i8* %pattern, i64 17) | ||
| ret void | ||
| } | ||
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| define void @test_memset_pattern16_variable_size(i8* noalias %a, i8* noalias %pattern, i64 %n) { | ||
| ; CHECK-LABEL: @test_memset_pattern16_variable_size( | ||
| ; CHECK-NEXT: entry: | ||
| ; CHECK-NEXT: [[A_GEP_1:%.*]] = getelementptr i8, i8* [[A:%.*]], i32 1 | ||
| ; CHECK-NEXT: store i8 0, i8* [[A_GEP_1]], align 1 | ||
| ; CHECK-NEXT: [[A_GEP_17:%.*]] = getelementptr i8, i8* [[A]], i32 17 | ||
| ; CHECK-NEXT: store i8 1, i8* [[A_GEP_17]], align 1 | ||
| ; CHECK-NEXT: call void @memset_pattern16(i8* [[A]], i8* [[PATTERN:%.*]], i64 [[N:%.*]]) | ||
| ; CHECK-NEXT: ret void | ||
| ; | ||
| entry: | ||
| %a.gep.1 = getelementptr i8, i8* %a, i32 1 | ||
| store i8 0, i8* %a.gep.1 | ||
| %a.gep.17 = getelementptr i8, i8* %a, i32 17 | ||
| store i8 1, i8* %a.gep.17 | ||
| call void @memset_pattern16(i8* %a, i8* %pattern, i64 %n) | ||
| ret void | ||
| } |