Author: Ami-zhang Date: 2025-06-30T15:37:33+08:00 New Revision: 57f7e14b577945258d0f25860ea5abc9098edc04
URL: https://github.com/llvm/llvm-project/commit/57f7e14b577945258d0f25860ea5abc9098edc04 DIFF: https://github.com/llvm/llvm-project/commit/57f7e14b577945258d0f25860ea5abc9098edc04.diff LOG: [LoongArch] Pre-commit test for _BitInt(N) Added: clang/test/CodeGen/LoongArch/bitint.c Modified: Removed: ################################################################################ diff --git a/clang/test/CodeGen/LoongArch/bitint.c b/clang/test/CodeGen/LoongArch/bitint.c new file mode 100644 index 0000000000000..9ae8e93f6ce6b --- /dev/null +++ b/clang/test/CodeGen/LoongArch/bitint.c @@ -0,0 +1,122 @@ +// NOTE: Assertions have been autogenerated by utils/update_cc_test_checks.py UTC_ARGS: --version 5 +// RUN: %clang_cc1 -triple loongarch32 -fexperimental-max-bitint-width=1024 -emit-llvm %s -o - | FileCheck %s --check-prefix=LA32 +// RUN: %clang_cc1 -triple loongarch64 -fexperimental-max-bitint-width=1024 -emit-llvm %s -o - | FileCheck %s --check-prefix=LA64 + +/// Testing the alignment and size of _BitInt(N) for diff erent values of N. + +void pass_BitInt7(_BitInt(7)); +void pass_BitInt65(_BitInt(65)); +void pass_BitInt129(_BitInt(129)); + +// LA32-LABEL: define dso_local void @example_BitInt( +// LA32-SAME: ) #[[ATTR0:[0-9]+]] { +// LA32-NEXT: [[ENTRY:.*:]] +// LA32-NEXT: [[L7:%.*]] = alloca i8, align 1 +// LA32-NEXT: [[L65:%.*]] = alloca i128, align 8 +// LA32-NEXT: [[L129:%.*]] = alloca i192, align 8 +// LA32-NEXT: [[BYVAL_TEMP:%.*]] = alloca i128, align 8 +// LA32-NEXT: [[BYVAL_TEMP3:%.*]] = alloca i192, align 8 +// LA32-NEXT: store i8 0, ptr [[L7]], align 1 +// LA32-NEXT: store i128 0, ptr [[L65]], align 8 +// LA32-NEXT: store i192 0, ptr [[L129]], align 8 +// LA32-NEXT: [[TMP0:%.*]] = load i8, ptr [[L7]], align 1 +// LA32-NEXT: [[LOADEDV:%.*]] = trunc i8 [[TMP0]] to i7 +// LA32-NEXT: call void @pass_BitInt7(i7 noundef signext [[LOADEDV]]) +// LA32-NEXT: [[TMP1:%.*]] = load i128, ptr [[L65]], align 8 +// LA32-NEXT: [[LOADEDV1:%.*]] = trunc i128 [[TMP1]] to i65 +// LA32-NEXT: [[STOREDV:%.*]] = sext i65 [[LOADEDV1]] to i128 +// LA32-NEXT: store i128 [[STOREDV]], ptr [[BYVAL_TEMP]], align 8 +// LA32-NEXT: call void @pass_BitInt65(ptr noundef [[BYVAL_TEMP]]) +// LA32-NEXT: [[TMP2:%.*]] = load i192, ptr [[L129]], align 8 +// LA32-NEXT: [[LOADEDV2:%.*]] = trunc i192 [[TMP2]] to i129 +// LA32-NEXT: [[STOREDV4:%.*]] = sext i129 [[LOADEDV2]] to i192 +// LA32-NEXT: store i192 [[STOREDV4]], ptr [[BYVAL_TEMP3]], align 8 +// LA32-NEXT: call void @pass_BitInt129(ptr noundef [[BYVAL_TEMP3]]) +// LA32-NEXT: ret void +// +// LA64-LABEL: define dso_local void @example_BitInt( +// LA64-SAME: ) #[[ATTR0:[0-9]+]] { +// LA64-NEXT: [[ENTRY:.*:]] +// LA64-NEXT: [[L7:%.*]] = alloca i8, align 1 +// LA64-NEXT: [[L65:%.*]] = alloca i128, align 8 +// LA64-NEXT: [[L129:%.*]] = alloca [24 x i8], align 8 +// LA64-NEXT: [[BYVAL_TEMP:%.*]] = alloca [24 x i8], align 8 +// LA64-NEXT: store i8 0, ptr [[L7]], align 1 +// LA64-NEXT: store i128 0, ptr [[L65]], align 8 +// LA64-NEXT: store i192 0, ptr [[L129]], align 8 +// LA64-NEXT: [[TMP0:%.*]] = load i8, ptr [[L7]], align 1 +// LA64-NEXT: [[LOADEDV:%.*]] = trunc i8 [[TMP0]] to i7 +// LA64-NEXT: call void @pass_BitInt7(i7 noundef signext [[LOADEDV]]) +// LA64-NEXT: [[TMP1:%.*]] = load i128, ptr [[L65]], align 8 +// LA64-NEXT: [[LOADEDV1:%.*]] = trunc i128 [[TMP1]] to i65 +// LA64-NEXT: call void @pass_BitInt65(i65 noundef [[LOADEDV1]]) +// LA64-NEXT: [[TMP2:%.*]] = load i192, ptr [[L129]], align 8 +// LA64-NEXT: [[LOADEDV2:%.*]] = trunc i192 [[TMP2]] to i129 +// LA64-NEXT: [[STOREDV:%.*]] = sext i129 [[LOADEDV2]] to i192 +// LA64-NEXT: store i192 [[STOREDV]], ptr [[BYVAL_TEMP]], align 8 +// LA64-NEXT: call void @pass_BitInt129(ptr noundef [[BYVAL_TEMP]]) +// LA64-NEXT: ret void +// +void example_BitInt(void) { + _BitInt(7) l7 = {0}; + _BitInt(65) l65 = {0}; + _BitInt(129) l129 = {0}; + pass_BitInt7(l7); + pass_BitInt65(l65); + pass_BitInt129(l129); +} + +// LA32-LABEL: define dso_local signext i7 @return_large_BitInt7( +// LA32-SAME: ) #[[ATTR0]] { +// LA32-NEXT: [[ENTRY:.*:]] +// LA32-NEXT: ret i7 0 +// +// LA64-LABEL: define dso_local signext i7 @return_large_BitInt7( +// LA64-SAME: ) #[[ATTR0]] { +// LA64-NEXT: [[ENTRY:.*:]] +// LA64-NEXT: ret i7 0 +// +_BitInt(7) return_large_BitInt7(void) { return 0; } +// LA32-LABEL: define dso_local void @return_large_BitInt65( +// LA32-SAME: ptr dead_on_unwind noalias writable sret(i128) align 8 [[AGG_RESULT:%.*]]) #[[ATTR0]] { +// LA32-NEXT: [[ENTRY:.*:]] +// LA32-NEXT: [[RESULT_PTR:%.*]] = alloca ptr, align 4 +// LA32-NEXT: store ptr [[AGG_RESULT]], ptr [[RESULT_PTR]], align 4 +// LA32-NEXT: store i128 0, ptr [[AGG_RESULT]], align 8 +// LA32-NEXT: [[TMP0:%.*]] = load i128, ptr [[AGG_RESULT]], align 8 +// LA32-NEXT: [[LOADEDV:%.*]] = trunc i128 [[TMP0]] to i65 +// LA32-NEXT: [[STOREDV:%.*]] = sext i65 [[LOADEDV]] to i128 +// LA32-NEXT: store i128 [[STOREDV]], ptr [[AGG_RESULT]], align 8 +// LA32-NEXT: ret void +// +// LA64-LABEL: define dso_local i65 @return_large_BitInt65( +// LA64-SAME: ) #[[ATTR0]] { +// LA64-NEXT: [[ENTRY:.*:]] +// LA64-NEXT: ret i65 0 +// +_BitInt(65) return_large_BitInt65(void) { return 0; } +// LA32-LABEL: define dso_local void @return_large_BitInt129( +// LA32-SAME: ptr dead_on_unwind noalias writable sret(i192) align 8 [[AGG_RESULT:%.*]]) #[[ATTR0]] { +// LA32-NEXT: [[ENTRY:.*:]] +// LA32-NEXT: [[RESULT_PTR:%.*]] = alloca ptr, align 4 +// LA32-NEXT: store ptr [[AGG_RESULT]], ptr [[RESULT_PTR]], align 4 +// LA32-NEXT: store i192 0, ptr [[AGG_RESULT]], align 8 +// LA32-NEXT: [[TMP0:%.*]] = load i192, ptr [[AGG_RESULT]], align 8 +// LA32-NEXT: [[LOADEDV:%.*]] = trunc i192 [[TMP0]] to i129 +// LA32-NEXT: [[STOREDV:%.*]] = sext i129 [[LOADEDV]] to i192 +// LA32-NEXT: store i192 [[STOREDV]], ptr [[AGG_RESULT]], align 8 +// LA32-NEXT: ret void +// +// LA64-LABEL: define dso_local void @return_large_BitInt129( +// LA64-SAME: ptr dead_on_unwind noalias writable sret([24 x i8]) align 8 [[AGG_RESULT:%.*]]) #[[ATTR0]] { +// LA64-NEXT: [[ENTRY:.*:]] +// LA64-NEXT: [[RESULT_PTR:%.*]] = alloca ptr, align 8 +// LA64-NEXT: store ptr [[AGG_RESULT]], ptr [[RESULT_PTR]], align 8 +// LA64-NEXT: store i192 0, ptr [[AGG_RESULT]], align 8 +// LA64-NEXT: [[TMP0:%.*]] = load i192, ptr [[AGG_RESULT]], align 8 +// LA64-NEXT: [[LOADEDV:%.*]] = trunc i192 [[TMP0]] to i129 +// LA64-NEXT: [[STOREDV:%.*]] = sext i129 [[LOADEDV]] to i192 +// LA64-NEXT: store i192 [[STOREDV]], ptr [[AGG_RESULT]], align 8 +// LA64-NEXT: ret void +// +_BitInt(129) return_large_BitInt129(void) { return 0; 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