// NOTE: Assertions have been autogenerated by utils/update_cc_test_checks.py UTC_ARGS: --version 2 // RUN: %clang_cc1 -triple x86_64-linux-gnu -O2 -emit-llvm -o - %s | FileCheck %s struct Tail { ~Tail(); int a : 16; int b : 8; }; struct Char { int a : 16; int b : 8; char c; }; struct Int { int a : 16; int b : 8; int c; }; // CHECK-LABEL: define dso_local void @_Z1AP4Tail // CHECK-SAME: (ptr nocapture noundef [[P:%.*]]) local_unnamed_addr #[[ATTR0:[0-9]+]] { // CHECK-NEXT: entry: // CHECK-NEXT: [[BF_LOAD:%.*]] = load i16, ptr [[P]], align 4 // CHECK-NEXT: [[INC:%.*]] = add i16 [[BF_LOAD]], 1 // CHECK-NEXT: store i16 [[INC]], ptr [[P]], align 4 // CHECK-NEXT: ret void // void A (Tail *p) { p->a++; } // CHECK-LABEL: define dso_local void @_Z1BP4Tail // CHECK-SAME: (ptr nocapture noundef [[P:%.*]]) local_unnamed_addr #[[ATTR0]] { // CHECK-NEXT: entry: // CHECK-NEXT: [[B:%.*]] = getelementptr inbounds i8, ptr [[P]], i64 2 // CHECK-NEXT: [[BF_LOAD:%.*]] = load i8, ptr [[B]], align 2 // CHECK-NEXT: [[INC:%.*]] = add i8 [[BF_LOAD]], 1 // CHECK-NEXT: store i8 [[INC]], ptr [[B]], align 2 // CHECK-NEXT: ret void // void B (Tail *p) { p->b++; } // CHECK-LABEL: define dso_local void @_Z1AP4Char // CHECK-SAME: (ptr nocapture noundef [[P:%.*]]) local_unnamed_addr #[[ATTR0]] { // CHECK-NEXT: entry: // CHECK-NEXT: [[BF_LOAD:%.*]] = load i16, ptr [[P]], align 4 // CHECK-NEXT: [[INC:%.*]] = add i16 [[BF_LOAD]], 1 // CHECK-NEXT: store i16 [[INC]], ptr [[P]], align 4 // CHECK-NEXT: ret void // void A (Char *p) { p->a++; } // CHECK-LABEL: define dso_local void @_Z1BP4Char // CHECK-SAME: (ptr nocapture noundef [[P:%.*]]) local_unnamed_addr #[[ATTR0]] { // CHECK-NEXT: entry: // CHECK-NEXT: [[B:%.*]] = getelementptr inbounds i8, ptr [[P]], i64 2 // CHECK-NEXT: [[BF_LOAD:%.*]] = load i8, ptr [[B]], align 2 // CHECK-NEXT: [[INC:%.*]] = add i8 [[BF_LOAD]], 1 // CHECK-NEXT: store i8 [[INC]], ptr [[B]], align 2 // CHECK-NEXT: ret void // void B (Char *p) { p->b++; } // CHECK-LABEL: define dso_local void @_Z1AP3Int // CHECK-SAME: (ptr nocapture noundef [[P:%.*]]) local_unnamed_addr #[[ATTR0]] { // CHECK-NEXT: entry: // CHECK-NEXT: [[BF_LOAD:%.*]] = load i32, ptr [[P]], align 4 // CHECK-NEXT: [[INC:%.*]] = add i32 [[BF_LOAD]], 1 // CHECK-NEXT: [[BF_VALUE:%.*]] = and i32 [[INC]], 65535 // CHECK-NEXT: [[BF_CLEAR:%.*]] = and i32 [[BF_LOAD]], -65536 // CHECK-NEXT: [[BF_SET:%.*]] = or disjoint i32 [[BF_VALUE]], [[BF_CLEAR]] // CHECK-NEXT: store i32 [[BF_SET]], ptr [[P]], align 4 // CHECK-NEXT: ret void // void A (Int *p) { p->a++; } // CHECK-LABEL: define dso_local void @_Z1BP3Int // CHECK-SAME: (ptr nocapture noundef [[P:%.*]]) local_unnamed_addr #[[ATTR0]] { // CHECK-NEXT: entry: // CHECK-NEXT: [[BF_LOAD:%.*]] = load i32, ptr [[P]], align 4 // CHECK-NEXT: [[BF_VALUE:%.*]] = add i32 [[BF_LOAD]], 65536 // CHECK-NEXT: [[BF_SHL2:%.*]] = and i32 [[BF_VALUE]], 16711680 // CHECK-NEXT: [[BF_CLEAR:%.*]] = and i32 [[BF_LOAD]], -16711681 // CHECK-NEXT: [[BF_SET:%.*]] = or disjoint i32 [[BF_SHL2]], [[BF_CLEAR]] // CHECK-NEXT: store i32 [[BF_SET]], ptr [[P]], align 4 // CHECK-NEXT: ret void // void B (Int *p) { p->b++; }