re PR tree-optimization/59478 (Optimize variable access via byte copy)
gcc/testsuite/ PR target/59478 * gcc.target/sh/pr59478.c: New. From-SVN: r227958
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2015-09-21 Oleg Endo <olegendo@gcc.gnu.org>
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PR target/59478
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* gcc.target/sh/pr59478.c: New.
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2015-09-21 Oleg Endo <olegendo@gcc.gnu.org>
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PR target/67126
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/* Verify that the fmac insn is used for the standard fmaf function. */
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/* { dg-do compile { target { any_fpu } } } */
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/* { dg-options "-O2" } */
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/* { dg-final { scan-assembler-times "fpul" 8 } } */
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/* { dg-final { scan-assembler-times "\tflds\tfr" 2 } } */
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/* { dg-final { scan-assembler-times "\tsts\tfpul" 2 } } */
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/* { dg-final { scan-assembler-times "\tlds\tr" 2 } } */
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/* { dg-final { scan-assembler-times "\tfsts\tfpul" 2 } } */
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/* { dg-final { scan-assembler-not "mov" } } */
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int
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test_00 (float val)
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{
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char valbytes[sizeof (float)];
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__builtin_memcpy (valbytes, &val, sizeof (float));
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int result;
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__builtin_memcpy (&result, valbytes, sizeof (int));
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return result;
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}
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float
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test_01 (int val)
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{
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char valbytes[sizeof (int)];
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__builtin_memcpy (valbytes, &val, sizeof (int));
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float result;
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__builtin_memcpy (&result, valbytes, sizeof (float));
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return result;
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}
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int
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test_02 (float val)
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{
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union { int i; float f; } tmp;
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tmp.f = val;
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return tmp.i;
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}
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float
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test_03 (int val)
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{
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union { int i; float f; } tmp;
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tmp.i = val;
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return tmp.f;
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}
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