341 lines
		
	
	
		
			6.9 KiB
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			341 lines
		
	
	
		
			6.9 KiB
		
	
	
	
		
			C
		
	
	
	
| // RUN: %clang_cc1 -emit-llvm %s -o - | FileCheck %s
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| 
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| typedef __attribute__(( ext_vector_type(4) )) float float4;
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| typedef __attribute__(( ext_vector_type(2) )) float float2;
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| typedef __attribute__(( ext_vector_type(4) )) int int4;
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| typedef __attribute__(( ext_vector_type(4) )) unsigned int uint4;
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| 
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| // CHECK: @foo = global <4 x float> <float 1.000000e+00, float 2.000000e+00, float 3.000000e+00, float 4.000000e+00>
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| float4 foo = (float4){ 1.0, 2.0, 3.0, 4.0 };
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| 
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| // CHECK: @bar = constant <4 x float> <float 1.000000e+00, float 2.000000e+00, float 3.000000e+00, float 0x7FF0000000000000>
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| const float4 bar = (float4){ 1.0, 2.0, 3.0, __builtin_inff() };
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| 
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| // CHECK: @test1
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| // CHECK: fadd <4 x float>
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| float4 test1(float4 V) {
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|   return V.wzyx+V;
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| }
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| 
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| float2 vec2, vec2_2;
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| float4 vec4, vec4_2;
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| float f;
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| 
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| // CHECK: @test2
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| // CHECK: shufflevector {{.*}} <i32 0, i32 1>
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| // CHECK: extractelement
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| // CHECK: shufflevector {{.*}} <i32 1, i32 1, i32 1, i32 1>
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| // CHECK: insertelement
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| // CHECK: shufflevector {{.*}} <i32 1, i32 0>
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| void test2() {
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|     vec2 = vec4.xy;  // shorten
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|     f = vec2.x;      // extract elt
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|     vec4 = vec4.yyyy;  // splat
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|     
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|     vec2.x = f;      // insert one.
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|     vec2.yx = vec2; // reverse
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| }
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| 
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| // CHECK: @test3
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| // CHECK: store <4 x float> <float 1.000000e+00, float 2.000000e+00, float 3.000000e+00, float 4.000000e+00>
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| void test3(float4 *out) {
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|   *out = ((float4) {1.0f, 2.0f, 3.0f, 4.0f });
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| }
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| 
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| // CHECK: @test4
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| // CHECK: store <4 x float>
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| // CHECK: store <4 x float>
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| void test4(float4 *out) {
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|   float a = 1.0f;
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|   float b = 2.0f;
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|   float c = 3.0f;
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|   float d = 4.0f;
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|   *out = ((float4) {a,b,c,d});
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| }
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| 
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| // CHECK: @test5
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| // CHECK: shufflevector {{.*}} <4 x i32> zeroinitializer
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| // CHECK: fmul <4 x float>
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| // CHECK: fmul <4 x float>
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| // CHECK: shufflevector {{.*}} <4 x i32> zeroinitializer
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| // CHECK: fmul <4 x float>
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| void test5(float4 *out) {
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|   float a;
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|   float4 b;
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|   
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|   a = 1.0f;
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|   b = a;
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|   b = b * 5.0f;
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|   b = 5.0f * b;
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|   b *= a;
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|   
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|   *out = b;
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| }
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| 
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| // CHECK: @test6
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| void test6(float4 *ap, float4 *bp, float c) {
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|   float4 a = *ap;
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|   float4 b = *bp;
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| 
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|   // CHECK: fadd <4 x float>
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|   // CHECK: fsub <4 x float>
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|   // CHECK: fmul <4 x float>
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|   // CHECK: fdiv <4 x float>
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|   a = a + b;
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|   a = a - b;
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|   a = a * b;
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|   a = a / b;
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| 
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|   // CHECK: fadd <4 x float>
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|   // CHECK: fsub <4 x float>
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|   // CHECK: fmul <4 x float>
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|   // CHECK: fdiv <4 x float>
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|   a = a + c;
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|   a = a - c;
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|   a = a * c;
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|   a = a / c;
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| 
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|   // CHECK: fadd <4 x float>
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|   // CHECK: fsub <4 x float>
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|   // CHECK: fmul <4 x float>
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|   // CHECK: fdiv <4 x float>
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|   a += b;
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|   a -= b;
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|   a *= b;
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|   a /= b;
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| 
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|   // CHECK: fadd <4 x float>
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|   // CHECK: fsub <4 x float>
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|   // CHECK: fmul <4 x float>
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|   // CHECK: fdiv <4 x float>
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|   a += c;
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|   a -= c;
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|   a *= c;
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|   a /= c;
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| 
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|   // Vector comparisons can sometimes crash the x86 backend: rdar://6326239,
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|   // reject them until the implementation is stable.
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| #if 0
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|   int4 cmp;
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|   cmp = a < b;
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|   cmp = a <= b;
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|   cmp = a < b;
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|   cmp = a >= b;
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|   cmp = a == b;
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|   cmp = a != b;
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| #endif
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| }
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| 
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| // CHECK: @test7
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| void test7(int4 *ap, int4 *bp, int c) {
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|   int4 a = *ap;
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|   int4 b = *bp;
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| 
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|   // CHECK: add <4 x i32>
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|   // CHECK: sub <4 x i32>
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|   // CHECK: mul <4 x i32>
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|   // CHECK: sdiv <4 x i32>
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|   // CHECK: srem <4 x i32>
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|   a = a + b;
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|   a = a - b;
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|   a = a * b;
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|   a = a / b;
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|   a = a % b;
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| 
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|   // CHECK: add <4 x i32>
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|   // CHECK: sub <4 x i32>
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|   // CHECK: mul <4 x i32>
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|   // CHECK: sdiv <4 x i32>
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|   // CHECK: srem <4 x i32>
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|   a = a + c;
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|   a = a - c;
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|   a = a * c;
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|   a = a / c;
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|   a = a % c;
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| 
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|   // CHECK: add <4 x i32>
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|   // CHECK: sub <4 x i32>
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|   // CHECK: mul <4 x i32>
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|   // CHECK: sdiv <4 x i32>
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|   // CHECK: srem <4 x i32>
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|   a += b;
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|   a -= b;
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|   a *= b;
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|   a /= b;
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|   a %= b;
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| 
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|   // CHECK: add <4 x i32>
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|   // CHECK: sub <4 x i32>
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|   // CHECK: mul <4 x i32>
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|   // CHECK: sdiv <4 x i32>
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|   // CHECK: srem <4 x i32>
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|   a += c;
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|   a -= c;
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|   a *= c;
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|   a /= c;
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|   a %= c;
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| 
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| 
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|   // Vector comparisons.
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|   // CHECK: icmp slt
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|   // CHECK: icmp sle
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|   // CHECK: icmp sgt
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|   // CHECK: icmp sge
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|   // CHECK: icmp eq
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|   // CHECK: icmp ne
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|   int4 cmp;
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|   cmp = a < b;
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|   cmp = a <= b;
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|   cmp = a > b;
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|   cmp = a >= b;
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|   cmp = a == b;
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|   cmp = a != b;
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| }
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| 
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| // CHECK: @test8
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| void test8(float4 *ap, float4 *bp, int c) {
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|   float4 a = *ap;
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|   float4 b = *bp;
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| 
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|   // Vector comparisons.
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|   // CHECK: fcmp olt
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|   // CHECK: fcmp ole
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|   // CHECK: fcmp ogt
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|   // CHECK: fcmp oge
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|   // CHECK: fcmp oeq
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|   // CHECK: fcmp une
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|   int4 cmp;
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|   cmp = a < b;
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|   cmp = a <= b;
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|   cmp = a > b;
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|   cmp = a >= b;
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|   cmp = a == b;
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|   cmp = a != b;
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| }
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| 
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| // CHECK: @test9
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| // CHECK: extractelement <4 x i32>
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| int test9(int4 V) {
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|   return V.xy.x;
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| }
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| 
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| // CHECK: @test10
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| // CHECK: add <4 x i32>
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| // CHECK: extractelement <4 x i32>
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| int test10(int4 V) {
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|   return (V+V).x;
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| }
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| 
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| // CHECK: @test11
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| // CHECK: extractelement <4 x i32>
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| int4 test11a();
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| int test11() {
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|   return test11a().x;
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| }
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| 
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| // CHECK: @test12
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| // CHECK: shufflevector {{.*}} <i32 2, i32 1, i32 0>
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| // CHECK: shufflevector {{.*}} <i32 0, i32 1, i32 2, i32 undef>
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| // CHECK: shufflevector {{.*}} <i32 4, i32 5, i32 6, i32 3>
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| int4 test12(int4 V) {
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|   V.xyz = V.zyx;
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|   return V;
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| }
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| 
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| // CHECK: @test13
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| // CHECK: shufflevector {{.*}} <i32 2, i32 1, i32 0, i32 3>
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| int4 test13(int4 *V) {
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|   return V->zyxw;
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| }
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| 
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| // CHECK: @test14
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| void test14(uint4 *ap, uint4 *bp, unsigned c) {
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|   uint4 a = *ap;
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|   uint4 b = *bp;
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|   int4 d;
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|   
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|   // CHECK: udiv <4 x i32>
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|   // CHECK: urem <4 x i32>
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|   a = a / b;
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|   a = a % b;
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| 
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|   // CHECK: udiv <4 x i32>
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|   // CHECK: urem <4 x i32>
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|   a = a / c;
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|   a = a % c;
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| 
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|   // CHECK: icmp ult
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|   // CHECK: icmp ule
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|   // CHECK: icmp ugt
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|   // CHECK: icmp uge
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|   // CHECK: icmp eq
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|   // CHECK: icmp ne
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|   d = a < b;
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|   d = a <= b;
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|   d = a > b;
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|   d = a >= b;
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|   d = a == b;
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|   d = a != b;
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| }
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| 
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| // CHECK: @test15
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| int4 test15(uint4 V0) {
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|   // CHECK: icmp eq <4 x i32>
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|   int4 V = !V0;
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|   V = V && V;
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|   V = V || V;
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|   return V;
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| }
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| 
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| // CHECK: @test16
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| void test16(float2 a, float2 b) {
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|   float2 t0 = (a + b) / 2;
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| } 
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| 
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| typedef char char16 __attribute__((ext_vector_type(16)));
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| 
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| // CHECK: @test17
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| void test17(void) {
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|   char16 valA;
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|   char valB;
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|   char valC;
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|   char16 destVal = valC ? valA : valB;
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| }
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| 
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| typedef __attribute__(( ext_vector_type(16) )) float float16;
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| 
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| float16 vec16, vec16_2;
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| 
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| // CHECK: @test_rgba
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| void test_rgba() {
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|   // CHECK: fadd <4 x float>
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|   vec4_2 = vec4.abgr + vec4;
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| 
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|   // CHECK: shufflevector {{.*}} <i32 0, i32 1>
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|   vec2 = vec4.rg;
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|   // CHECK: shufflevector {{.*}} <i32 2, i32 3>
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|   vec2_2 = vec4.ba;
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|   // CHECK: extractelement {{.*}} 2
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|   f = vec4.b;
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|   // CHECK: shufflevector {{.*}} <i32 2, i32 2, i32 2, i32 2>
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|   vec4_2 = vec4_2.bbbb;
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| 
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|   // CHECK: insertelement {{.*}} 0
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|   vec2.r = f;
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|   // CHECK: shufflevector {{.*}} <i32 1, i32 0>
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|   vec2.gr = vec2;
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| 
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|   // CHECK: extractelement {{.*}} 0
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|   f = vec4_2.rg.r;
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|   // CHECK: shufflevector {{.*}} <i32 2, i32 1, i32 0>
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|   // CHECK: shufflevector {{.*}} <i32 0, i32 1, i32 2, i32 undef>
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|   // CHECK: shufflevector {{.*}} <i32 4, i32 5, i32 6, i32 3>
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|   vec4.rgb = vec4.bgr;
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| 
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|   // CHECK: extractelement {{.*}} 11
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|   // CHECK: insertelement {{.*}} 2
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|   vec4.b = vec16.sb;
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|   // CHECK: shufflevector {{.*}} <i32 10, i32 11, i32 12, i32 13>
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|   vec4_2 = vec16.sabcd;
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| }
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