diff options
Diffstat (limited to 'test/CodeGen/alias.c')
| -rw-r--r-- | test/CodeGen/alias.c | 42 |
1 files changed, 33 insertions, 9 deletions
diff --git a/test/CodeGen/alias.c b/test/CodeGen/alias.c index b773cc8..a14bc0e 100644 --- a/test/CodeGen/alias.c +++ b/test/CodeGen/alias.c @@ -1,27 +1,51 @@ +// REQUIRES: arm-registered-target // RUN: %clang_cc1 -triple i386-pc-linux-gnu -emit-llvm -o - %s | FileCheck -check-prefix=CHECKBASIC %s // RUN: %clang_cc1 -triple armv7a-eabi -mfloat-abi hard -emit-llvm -o - %s | FileCheck -check-prefix=CHECKCC %s +// RUN: %clang_cc1 -triple armv7a-eabi -mfloat-abi hard -S -o - %s | FileCheck -check-prefix=CHECKASM %s int g0; -// CHECKBASIC: @g0 = common global i32 0 +// CHECKBASIC-DAG: @g0 = common global i32 0 +// CHECKASM-DAG: .comm g0,4,4 __thread int TL_WITH_ALIAS; // CHECKBASIC-DAG: @TL_WITH_ALIAS = thread_local global i32 0, align 4 +// CHECKASM-DAG: .globl TL_WITH_ALIAS +// CHECKASM-DAG: .size TL_WITH_ALIAS, 4 static int bar1 = 42; -// CHECKBASIC: @bar1 = internal global i32 42 +// CHECKBASIC-DAG: @bar1 = internal global i32 42 +// CHECKASM-DAG: bar1: +// CHECKASM-DAG: .size bar1, 4 + +// PR24379: alias variable expected to have same size as aliasee even when types differ +const int wacom_usb_ids[] = {1, 1, 2, 3, 5, 8, 13, 0}; +// CHECKBASIC-DAG: @wacom_usb_ids = constant [8 x i32] [i32 1, i32 1, i32 2, i32 3, i32 5, i32 8, i32 13, i32 0], align 4 +// CHECKASM-DAG: .globl wacom_usb_ids +// CHECKASM-DAG: .size wacom_usb_ids, 32 +extern const int __mod_usb_device_table __attribute__ ((alias("wacom_usb_ids"))); +// CHECKBASIC-DAG: @__mod_usb_device_table = alias i32, getelementptr inbounds ([8 x i32], [8 x i32]* @wacom_usb_ids, i32 0, i32 0) +// CHECKASM-DAG: .globl __mod_usb_device_table +// CHECKASM-DAG: __mod_usb_device_table = wacom_usb_ids +// CHECKASM-DAG-NOT: .size __mod_usb_device_table extern int g1; extern int g1 __attribute((alias("g0"))); -// CHECKBASIC-DAG: @g1 = alias i32* @g0 +// CHECKBASIC-DAG: @g1 = alias i32, i32* @g0 +// CHECKASM-DAG: .globl g1 +// CHECKASM-DAG: g1 = g0 +// CHECKASM-DAG-NOT: .size g1 extern __thread int __libc_errno __attribute__ ((alias ("TL_WITH_ALIAS"))); -// CHECKBASIC-DAG: @__libc_errno = thread_local alias i32* @TL_WITH_ALIAS +// CHECKBASIC-DAG: @__libc_errno = thread_local alias i32, i32* @TL_WITH_ALIAS +// CHECKASM-DAG: .globl __libc_errno +// CHECKASM-DAG: __libc_errno = TL_WITH_ALIAS +// CHECKASM-DAG-NOT: .size __libc_errno void f0(void) { } extern void f1(void); extern void f1(void) __attribute((alias("f0"))); -// CHECKBASIC-DAG: @f1 = alias void ()* @f0 -// CHECKBASIC-DAG: @test8_foo = weak alias bitcast (void ()* @test8_bar to void (...)*) -// CHECKBASIC-DAG: @test8_zed = alias bitcast (void ()* @test8_bar to void (...)*) -// CHECKBASIC-DAG: @test9_zed = alias void ()* @test9_bar +// CHECKBASIC-DAG: @f1 = alias void (), void ()* @f0 +// CHECKBASIC-DAG: @test8_foo = weak alias void (...), bitcast (void ()* @test8_bar to void (...)*) +// CHECKBASIC-DAG: @test8_zed = alias void (...), bitcast (void ()* @test8_bar to void (...)*) +// CHECKBASIC-DAG: @test9_zed = alias void (), void ()* @test9_bar // CHECKBASIC: define void @f0() [[NUW:#[0-9]+]] { // Make sure that aliases cause referenced values to be emitted. @@ -41,7 +65,7 @@ static int inner(int a) { return 0; } static int inner_weak(int a) { return 0; } extern __typeof(inner) inner_a __attribute__((alias("inner"))); static __typeof(inner_weak) inner_weak_a __attribute__((weakref, alias("inner_weak"))); -// CHECKCC: @inner_a = alias i32 (i32)* @inner +// CHECKCC: @inner_a = alias i32 (i32), i32 (i32)* @inner // CHECKCC: define internal arm_aapcs_vfpcc i32 @inner(i32 %a) [[NUW:#[0-9]+]] { int outer(int a) { return inner(a); } |
