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3a9c279a90
Along the lines of D77454 and D79968. Unlike loads and stores, the default alignment is getPrefTypeAlign, to match the existing handling in various places, including SelectionDAG and InstCombine. Differential Revision: https://reviews.llvm.org/D80044
63 lines
2.6 KiB
LLVM
63 lines
2.6 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes
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; RUN: opt < %s -argpromotion -S | FileCheck %s
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; RUN: opt < %s -passes=argpromotion -S | FileCheck %s
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declare void @sink(i32)
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define internal void @test(i32** %X) !dbg !2 {
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; CHECK-LABEL: define {{[^@]+}}@test
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; CHECK-SAME: (i32 [[X_VAL_VAL:%.*]]) !dbg !3
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; CHECK-NEXT: call void @sink(i32 [[X_VAL_VAL]])
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; CHECK-NEXT: ret void
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;
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%1 = load i32*, i32** %X, align 8
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%2 = load i32, i32* %1, align 8
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call void @sink(i32 %2)
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ret void
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}
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%struct.pair = type { i32, i32 }
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define internal void @test_byval(%struct.pair* byval %P) {
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; CHECK-LABEL: define {{[^@]+}}@test_byval
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; CHECK-SAME: (i32 [[P_0:%.*]], i32 [[P_1:%.*]])
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; CHECK-NEXT: [[P:%.*]] = alloca [[STRUCT_PAIR:%.*]], align 8
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; CHECK-NEXT: [[DOT0:%.*]] = getelementptr [[STRUCT_PAIR]], %struct.pair* [[P]], i32 0, i32 0
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; CHECK-NEXT: store i32 [[P_0]], i32* [[DOT0]], align 4
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; CHECK-NEXT: [[DOT1:%.*]] = getelementptr [[STRUCT_PAIR]], %struct.pair* [[P]], i32 0, i32 1
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; CHECK-NEXT: store i32 [[P_1]], i32* [[DOT1]], align 4
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; CHECK-NEXT: ret void
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;
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ret void
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}
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define void @caller(i32** %Y, %struct.pair* %P) {
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; CHECK-LABEL: define {{[^@]+}}@caller
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; CHECK-SAME: (i32** [[Y:%.*]], %struct.pair* [[P:%.*]])
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; CHECK-NEXT: [[Y_VAL:%.*]] = load i32*, i32** [[Y]], align 8, !dbg !4
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; CHECK-NEXT: [[Y_VAL_VAL:%.*]] = load i32, i32* [[Y_VAL]], align 8, !dbg !4
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; CHECK-NEXT: call void @test(i32 [[Y_VAL_VAL]]), !dbg !4
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; CHECK-NEXT: [[P_0:%.*]] = getelementptr [[STRUCT_PAIR:%.*]], %struct.pair* [[P]], i32 0, i32 0, !dbg !5
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; CHECK-NEXT: [[P_0_VAL:%.*]] = load i32, i32* [[P_0]], align 4, !dbg !5
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; CHECK-NEXT: [[P_1:%.*]] = getelementptr [[STRUCT_PAIR]], %struct.pair* [[P]], i32 0, i32 1, !dbg !5
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; CHECK-NEXT: [[P_1_VAL:%.*]] = load i32, i32* [[P_1]], align 4, !dbg !5
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; CHECK-NEXT: call void @test_byval(i32 [[P_0_VAL]], i32 [[P_1_VAL]]), !dbg !5
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; CHECK-NEXT: ret void
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;
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call void @test(i32** %Y), !dbg !1
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call void @test_byval(%struct.pair* %P), !dbg !6
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ret void
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}
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!llvm.module.flags = !{!0}
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!llvm.dbg.cu = !{!3}
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!0 = !{i32 2, !"Debug Info Version", i32 3}
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!1 = !DILocation(line: 8, scope: !2)
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!2 = distinct !DISubprogram(name: "test", file: !5, line: 3, isLocal: true, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, unit: !3, scopeLine: 3, scope: null)
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!3 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, producer: "clang version 3.5.0 ", isOptimized: false, emissionKind: LineTablesOnly, file: !5)
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!5 = !DIFile(filename: "test.c", directory: "")
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!6 = !DILocation(line: 9, scope: !2)
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