Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/gcc.dg/delay-slot-1.c @ 158:494b0b89df80 default tip
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author | Shinji KONO <kono@ie.u-ryukyu.ac.jp> |
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date | Mon, 25 May 2020 18:13:55 +0900 |
parents | 04ced10e8804 |
children |
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/* { dg-do compile } */ /* { dg-options "-O2" } */ /* { dg-options "-O2 -mabi=64" { target { mips*-*-linux* && mips64 } } } */ struct offset_v1 { int k_uniqueness; }; struct offset_v2 { long v; } __attribute__ ((__packed__)); struct reiserfs_key { int k_objectid; union { struct offset_v1 k_offset_v1; struct offset_v2 k_offset_v2; } u; }; struct item_head { struct reiserfs_key ih_key; int ih_version; }; static void set_offset_v2_k_type(struct offset_v2 *v2) { v2->v &= 1; } static void set_le_key_k_type (int version, struct reiserfs_key * key) { version ? (key->u.k_offset_v1.k_uniqueness = 1) : set_offset_v2_k_type(&(key->u.k_offset_v2)); } static void set_le_ih_k_type (struct item_head * ih) { set_le_key_k_type((__builtin_constant_p((ih)->ih_version) ? (ih)->ih_version : (ih)->ih_version), &(ih->ih_key)); } void boo(struct item_head *ih, const char *body); void direct2indirect(void) { struct item_head *p_le_ih; struct item_head ind_ih; unsigned int unfm_ptr; if (__builtin_expect(32, 0)) __asm__ ("break"); set_le_ih_k_type (&ind_ih); if (__builtin_constant_p(p_le_ih) ? 1 : 2) { (__builtin_constant_p(__builtin_constant_p(1) == 1)); boo(&ind_ih, (char *)&unfm_ptr); } }