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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
2.7 KiB
LLVM
63 lines
2.7 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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%struct.ss = type { i32, i64 }
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; Don't drop 'byval' on %X here.
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define internal void @f(%struct.ss* byval %b, i32* byval %X, i32 %i) nounwind {
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; CHECK-LABEL: define {{[^@]+}}@f
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; CHECK-SAME: (i32 [[B_0:%.*]], i64 [[B_1:%.*]], i32* byval [[X:%.*]], i32 [[I:%.*]])
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[B:%.*]] = alloca [[STRUCT_SS:%.*]], align 8
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; CHECK-NEXT: [[DOT0:%.*]] = getelementptr [[STRUCT_SS]], %struct.ss* [[B]], i32 0, i32 0
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; CHECK-NEXT: store i32 [[B_0]], i32* [[DOT0]], align 4
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; CHECK-NEXT: [[DOT1:%.*]] = getelementptr [[STRUCT_SS]], %struct.ss* [[B]], i32 0, i32 1
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; CHECK-NEXT: store i64 [[B_1]], i64* [[DOT1]], align 4
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; CHECK-NEXT: [[TMP:%.*]] = getelementptr [[STRUCT_SS]], %struct.ss* [[B]], i32 0, i32 0
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; CHECK-NEXT: [[TMP1:%.*]] = load i32, i32* [[TMP]], align 4
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; CHECK-NEXT: [[TMP2:%.*]] = add i32 [[TMP1]], 1
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; CHECK-NEXT: store i32 [[TMP2]], i32* [[TMP]], align 4
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; CHECK-NEXT: store i32 0, i32* [[X]], align 4
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; CHECK-NEXT: ret void
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;
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entry:
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%tmp = getelementptr %struct.ss, %struct.ss* %b, i32 0, i32 0
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%tmp1 = load i32, i32* %tmp, align 4
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%tmp2 = add i32 %tmp1, 1
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store i32 %tmp2, i32* %tmp, align 4
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store i32 0, i32* %X
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ret void
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}
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; Also make sure we don't drop the call zeroext attribute.
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define i32 @test(i32* %X) {
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; CHECK-LABEL: define {{[^@]+}}@test
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; CHECK-SAME: (i32* [[X:%.*]])
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[S:%.*]] = alloca [[STRUCT_SS:%.*]], align 8
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; CHECK-NEXT: [[TMP1:%.*]] = getelementptr [[STRUCT_SS]], %struct.ss* [[S]], i32 0, i32 0
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; CHECK-NEXT: store i32 1, i32* [[TMP1]], align 8
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; CHECK-NEXT: [[TMP4:%.*]] = getelementptr [[STRUCT_SS]], %struct.ss* [[S]], i32 0, i32 1
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; CHECK-NEXT: store i64 2, i64* [[TMP4]], align 4
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; CHECK-NEXT: [[S_0:%.*]] = getelementptr [[STRUCT_SS]], %struct.ss* [[S]], i32 0, i32 0
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; CHECK-NEXT: [[S_0_VAL:%.*]] = load i32, i32* [[S_0]], align 4
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; CHECK-NEXT: [[S_1:%.*]] = getelementptr [[STRUCT_SS]], %struct.ss* [[S]], i32 0, i32 1
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; CHECK-NEXT: [[S_1_VAL:%.*]] = load i64, i64* [[S_1]], align 4
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; CHECK-NEXT: call void @f(i32 [[S_0_VAL]], i64 [[S_1_VAL]], i32* byval [[X]], i32 zeroext 0)
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; CHECK-NEXT: ret i32 0
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;
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entry:
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%S = alloca %struct.ss
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%tmp1 = getelementptr %struct.ss, %struct.ss* %S, i32 0, i32 0
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store i32 1, i32* %tmp1, align 8
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%tmp4 = getelementptr %struct.ss, %struct.ss* %S, i32 0, i32 1
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store i64 2, i64* %tmp4, align 4
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call void @f( %struct.ss* byval %S, i32* byval %X, i32 zeroext 0)
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ret i32 0
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}
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