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73d1044abe
Function__builtin_signbit returns wrong value for type ppcf128 on big endian machines. This patch fixes how value is generated in that case. Patch by Aleksandar Beserminji. Differential Revision: http://reviews.llvm.org/D14149 llvm-svn: 252307
44 lines
1.1 KiB
C++
44 lines
1.1 KiB
C++
// RUN: %clang -target powerpc-linux-gnu -emit-llvm -S -O0 %s -o - | FileCheck %s --check-prefix=CHECK-BE --check-prefix=CHECK
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// RUN: %clang -target powerpc64-linux-gnu -emit-llvm -S -O0 %s -o - | FileCheck %s --check-prefix=CHECK-BE --check-prefix=CHECK
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// RUN: %clang -target powerpc64le-linux-gnu -emit-llvm -S -O0 %s -o - | FileCheck %s --check-prefix=CHECK-LE --check-prefix=CHECK
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bool b;
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double d = -1.0;
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long double ld = -1.0L;
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void test_signbit()
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{
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b = __builtin_signbit(1.0L);
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// CHECK: i128
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// CHECK-LE-NOT: lshr
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// CHECK-BE: lshr
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// CHECK: bitcast
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// CHECK: ppc_fp128
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b = __builtin_signbit(ld);
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// CHECK: bitcast
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// CHECK: ppc_fp128
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// CHECK-LE-NOT: lshr
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// CHECK-BE: lshr
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b = __builtin_signbitf(1.0);
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// CHECK: store i8 0
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b = __builtin_signbitf(d);
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// CHECK: bitcast
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// CHECK-LE-NOT: lshr
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// CHECK-BE-NOT: lshr
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b = __builtin_signbitl(1.0L);
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// CHECK: i128
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// CHECK-LE-NOT: lshr
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// CHECK-BE: lshr
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// CHECK: bitcast
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// CHECK: ppc_fp128
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b = __builtin_signbitl(ld);
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// CHECK: bitcast
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// CHECK: ppc_fp128
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// CHECK-LE-NOT: lshr
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// CHECK-BE: lshr
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}
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