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r172047 lacked a test (due to incomplete OpenCL support in clang). Use a modified 

version of a test by Joey Gouly to use attributes to materialise the unsupported
types and test vector shifts.

llvm-svn: 172053
This commit is contained in:
David Tweed 2013-01-10 10:42:08 +00:00
parent 03e61960c8
commit c38f11de40
1 changed files with 29 additions and 0 deletions
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29
clang/test/CodeGenOpenCL/shifts.cl
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@ -26,3 +26,32 @@ long positiveShift64(long a,long b) {
//CHECK-NEXT: ret i64 [[E64]]
return e;
}
typedef __attribute__((ext_vector_type(4))) int int4;
//CHECK: @vectorVectorTest
int4 vectorVectorTest(int4 a,int4 b) {
//CHECK: [[VM:%.+]] = and <4 x i32> %b, <i32 31, i32 31, i32 31, i32 31>
//CHECK-NEXT: [[VC:%.+]] = shl <4 x i32> %a, [[VM]]
int4 c = a << b;
//CHECK-NEXT: [[VF:%.+]] = add <4 x i32> [[VC]], <i32 2, i32 4, i32 16, i32 8>
int4 d = {1, 1, 1, 1};
int4 e = {33, 34, -28, -29};
int4 f = c + (d << e);
//CHECK-NEXT: ret <4 x i32> [[VF]]
return f;
}
//CHECK: @vectorScalarTest
int4 vectorScalarTest(int4 a,int b) {
//CHECK: [[SP0:%.+]] = insertelement <4 x i32> undef, i32 %b, i32 0
//CHECK: [[SP1:%.+]] = shufflevector <4 x i32> [[SP0]], <4 x i32> undef, <4 x i32> zeroinitializer
//CHECK: [[VSM:%.+]] = and <4 x i32> [[SP1]], <i32 31, i32 31, i32 31, i32 31>
//CHECK-NEXT: [[VSC:%.+]] = shl <4 x i32> %a, [[VSM]]
int4 c = a << b;
//CHECK-NEXT: [[VSF:%.+]] = add <4 x i32> [[VSC]], <i32 4, i32 4, i32 4, i32 4>
int4 d = {1, 1, 1, 1};
int4 f = c + (d << 34);
//CHECK-NEXT: ret <4 x i32> [[VSF]]
return f;
}