altivec.c source code [clang_source_code/test/CodeGen/altivec.c]

1	// RUN: %clang_cc1 -target-feature +altivec -triple powerpc-unknown-unknown -emit-llvm %s -o - \| FileCheck %s
2
3	// Check initialization
4
5	vector int test0 = (vector int)(1); // CHECK: @test0 = global <4 x i32> <i32 1, i32 1, i32 1, i32 1>
6	vector float test1 = (vector float)(1.0); // CHECK: @test1 = global <4 x float> <float 1.000000e+{{0+}}, float 1.000000e+{{0+}}, float 1.000000e+{{0+}}, float 1.000000e+{{0+}}>
7
8	// CHECK: @v1 = global <16 x i8> <i8 0, i8 0, i8 0, i8 1, i8 0, i8 0, i8 0, i8 2, i8 0, i8 0, i8 0, i8 3, i8 0, i8 0, i8 0, i8 4>
9	vector char v1 = (vector char)((vector int)(1, 2, 3, 4));
10	// CHECK: @v2 = global <16 x i8> <i8 63, i8 -128, i8 0, i8 0, i8 64, i8 0, i8 0, i8 0, i8 64, i8 64, i8 0, i8 0, i8 64, i8 -128, i8 0, i8 0>
11	vector char v2 = (vector char)((vector float)(1.0f, 2.0f, 3.0f, 4.0f));
12	// CHECK: @v3 = global <16 x i8> <i8 0, i8 0, i8 0, i8 97, i8 0, i8 0, i8 0, i8 98, i8 0, i8 0, i8 0, i8 99, i8 0, i8 0, i8 0, i8 100>
13	vector char v3 = (vector char)((vector int)('a', 'b', 'c', 'd'));
14	// CHECK: @v4 = global <4 x i32> <i32 16909060, i32 0, i32 0, i32 0>
15	vector int v4 = (vector char){1, 2, 3, 4};
16
17	void test2()
18	{
19	vector int vi;
20	vector float vf;
21	vi = (vector int)(1); // CHECK: <i32 1, i32 1, i32 1, i32 1>
22	vf = (vector float)(1.0); // CHECK: <float 1.000000e+{{0+}}, float 1.000000e+{{0+}}, float 1.000000e+{{0+}}, float 1.000000e+{{0+}}>
23	vi = (vector int)(1, 2, 3, 4); // CHECK: <i32 1, i32 2, i32 3, i32 4>
24	vi = (vector int)(1, 2, 3, 4, 5); // CHECK: <i32 1, i32 2, i32 3, i32 4>
25
26	vi = (vector int){1}; // CHECK: <i32 1, i32 0, i32 0, i32 0>
27	vi = (vector int){1, 2}; // CHECK: <i32 1, i32 2, i32 0, i32 0>
28	vi = (vector int){1, 2, 3, 4}; // CHECK: <i32 1, i32 2, i32 3, i32 4>
29
30	}
31
32	// Check pre/post increment/decrement
33	void test3() {
34	vector int vi;
35	vi++; // CHECK: add <4 x i32> {{.*}} <i32 1, i32 1, i32 1, i32 1>
36	vector unsigned int vui;
37	--vui; // CHECK: add <4 x i32> {{.*}} <i32 -1, i32 -1, i32 -1, i32 -1>
38	vector float vf;
39	vf++; // CHECK: fadd <4 x float> {{.*}} <float 1.000000e+{{0+}}, float 1.000000e+{{0+}}, float 1.000000e+{{0+}}, float 1.000000e+{{0+}}>
40	}
41

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