| // RUN: %clang_cc1 -emit-llvm %s -o - | FileCheck %s |
| |
| __attribute((aligned(16))) float a[128]; |
| union {int a[4]; __attribute((aligned(16))) float b[4];} b; |
| |
| // CHECK: @a = {{.*}}zeroinitializer, align 16 |
| // CHECK: @b = {{.*}}zeroinitializer, align 16 |
| |
| |
| |
| // PR5279 - Reduced alignment on typedef. |
| typedef int myint __attribute__((aligned(1))); |
| |
| void test1(myint *p) { |
| *p = 0; |
| } |
| // CHECK: @test1( |
| // CHECK: store i32 0, i32* {{.*}}, align 1 |
| // CHECK: ret void |
| |
| int test1a(myint *p) { |
| return *p; |
| } |
| // CHECK: @test1a( |
| // CHECK: load i32* {{.*}}, align 1 |
| // CHECK: ret i32 |
| |
| |
| // PR5279 - Reduced alignment on typedef. |
| typedef float __attribute__((vector_size(16), aligned(4))) packedfloat4; |
| |
| void test2(packedfloat4 *p) { |
| *p = (packedfloat4) { 3.2f, 2.3f, 0.1f, 0.0f }; |
| } |
| // CHECK: @test2( |
| // CHECK: store <4 x float> {{.*}}, align 4 |
| // CHECK: ret void |
| |
| |
| // PR5279 - Reduced alignment on typedef. |
| typedef float __attribute__((ext_vector_type(3), aligned(4))) packedfloat3; |
| void test3(packedfloat3 *p) { |
| *p = (packedfloat3) { 3.2f, 2.3f, 0.1f }; |
| } |
| // CHECK: @test3( |
| // CHECK: store <3 x float> {{.*}}, align 4 |
| // CHECK: ret void |
| |
| |
| |
| typedef float __attribute__((vector_size(16), aligned(64))) float4align64; |
| |
| // rdar://10639962 - Typedef alignment lost in p[]-style dereferencing |
| void test4(float4align64 *p) { |
| p[0] = (float4align64){ 3.2f, 2.3f, 0.1f, 0.0f }; |
| } |
| // CHECK: @test4( |
| // CHECK: store <4 x float> {{.*}}, <4 x float>* {{.*}}, align 64 |
| |
