| // REQUIRES: arm-registered-target |
| |
| // RUN: %clang --target=arm-none-eabi -mcpu=cortex-m33 -mfloat-abi=hard -O1 %s -S -o - -emit-llvm -DCALL_LIB -DDEFINE_LIB | FileCheck %s |
| |
| // RUN: %clang --target=arm-none-eabi -mcpu=cortex-m33 -mfloat-abi=hard -O1 %s -flto=full -c -o %t.call_full.bc -DCALL_LIB |
| // RUN: %clang --target=arm-none-eabi -mcpu=cortex-m33 -mfloat-abi=hard -O1 %s -flto=full -c -o %t.define_full.bc -DDEFINE_LIB |
| // RUN: llvm-lto2 run -o %t.lto_full -save-temps %t.call_full.bc %t.define_full.bc \ |
| // RUN: -r %t.call_full.bc,fn,px \ |
| // RUN: -r %t.call_full.bc,fwrite,l \ |
| // RUN: -r %t.call_full.bc,putchar,l \ |
| // RUN: -r %t.call_full.bc,stdout,px \ |
| // RUN: -r %t.define_full.bc,fwrite,px \ |
| // RUN: -r %t.define_full.bc,putchar,px \ |
| // RUN: -r %t.define_full.bc,otherfn,px |
| // RUN: llvm-dis %t.lto_full.0.4.opt.bc -o - | FileCheck %s |
| |
| // RUN: %clang --target=arm-none-eabi -mcpu=cortex-m33 -mfloat-abi=hard -O1 %s -flto=thin -c -o %t.call_thin.bc -DCALL_LIB |
| // RUN: %clang --target=arm-none-eabi -mcpu=cortex-m33 -mfloat-abi=hard -O1 %s -flto=thin -c -o %t.define_thin.bc -DDEFINE_LIB |
| // RUN: llvm-lto2 run -o %t.lto_thin -save-temps %t.call_thin.bc %t.define_thin.bc \ |
| // RUN: -r %t.call_thin.bc,fn,px \ |
| // RUN: -r %t.call_thin.bc,fwrite,l \ |
| // RUN: -r %t.call_thin.bc,putchar,l \ |
| // RUN: -r %t.call_thin.bc,stdout,px \ |
| // RUN: -r %t.define_thin.bc,fwrite,px \ |
| // RUN: -r %t.define_thin.bc,putchar,px \ |
| // RUN: -r %t.define_thin.bc,otherfn,px |
| // RUN: llvm-dis %t.lto_thin.1.4.opt.bc -o - | FileCheck %s |
| |
| // We expect that the fprintf is optimised to fwrite, and the printf is |
| // optimised to putchar. Check that we don't have a mismatch in calling |
| // conventions causing the call to be replaced by a trap. |
| // CHECK-LABEL: define{{.*}}void @fn() |
| // CHECK-NOT: call void @llvm.trap() |
| |
| typedef struct FILE FILE; |
| typedef unsigned int size_t; |
| extern FILE *stdout; |
| extern int fprintf(FILE *, const char *, ...); |
| extern int printf(const char *, ...); |
| extern void otherfn(const void *); |
| |
| #ifdef CALL_LIB |
| |
| void fn() { |
| fprintf(stdout, "hello world"); |
| printf("a"); |
| } |
| |
| #endif |
| |
| #ifdef DEFINE_LIB |
| |
| size_t fwrite(const void *ptr, size_t size, size_t nmemb, FILE *stream) { |
| otherfn(ptr); |
| return 0; |
| } |
| |
| int putchar(int c) { |
| otherfn(&c); |
| return 0; |
| } |
| |
| #endif |