Mercurial > hg > CbC > CbC_llvm
view clang/test/CodeGen/assume-aligned-and-alloc-align-attributes.c @ 236:c4bab56944e8 llvm-original
LLVM 16
author | kono |
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date | Wed, 09 Nov 2022 17:45:10 +0900 |
parents | 79ff65ed7e25 |
children |
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// NOTE: Assertions have been autogenerated by utils/update_cc_test_checks.py // RUN: %clang_cc1 -triple x86_64-unknown-unknown -emit-llvm -o - %s | FileCheck %s void *my_aligned_alloc(int size, int alignment) __attribute__((assume_aligned(32), alloc_align(2))); // CHECK-LABEL: @t0_immediate0( // CHECK-NEXT: entry: // CHECK-NEXT: [[CALL:%.*]] = call align 32 ptr @my_aligned_alloc(i32 noundef 320, i32 noundef 16) // CHECK-NEXT: ret ptr [[CALL]] // void *t0_immediate0(void) { return my_aligned_alloc(320, 16); }; // CHECK-LABEL: @t1_immediate1( // CHECK-NEXT: entry: // CHECK-NEXT: [[CALL:%.*]] = call align 32 ptr @my_aligned_alloc(i32 noundef 320, i32 noundef 32) // CHECK-NEXT: ret ptr [[CALL]] // void *t1_immediate1(void) { return my_aligned_alloc(320, 32); }; // CHECK-LABEL: @t2_immediate2( // CHECK-NEXT: entry: // CHECK-NEXT: [[CALL:%.*]] = call align 64 ptr @my_aligned_alloc(i32 noundef 320, i32 noundef 64) // CHECK-NEXT: ret ptr [[CALL]] // void *t2_immediate2(void) { return my_aligned_alloc(320, 64); }; // CHECK-LABEL: @t3_variable( // CHECK-NEXT: entry: // CHECK-NEXT: [[ALIGNMENT_ADDR:%.*]] = alloca i32, align 4 // CHECK-NEXT: store i32 [[ALIGNMENT:%.*]], ptr [[ALIGNMENT_ADDR]], align 4 // CHECK-NEXT: [[TMP0:%.*]] = load i32, ptr [[ALIGNMENT_ADDR]], align 4 // CHECK-NEXT: [[CALL:%.*]] = call align 32 ptr @my_aligned_alloc(i32 noundef 320, i32 noundef [[TMP0]]) // CHECK-NEXT: [[CASTED_ALIGN:%.*]] = zext i32 [[TMP0]] to i64 // CHECK-NEXT: call void @llvm.assume(i1 true) [ "align"(ptr [[CALL]], i64 [[CASTED_ALIGN]]) ] // CHECK-NEXT: ret ptr [[CALL]] // void *t3_variable(int alignment) { return my_aligned_alloc(320, alignment); };