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view gcc/testsuite/gcc.dg/tree-ssa/asm-3.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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/* PR 17739 */ /* { dg-do compile } */ /* { dg-options "-O2 -fdump-tree-optimized" } */ #ifdef __hppa__ #define REGISTER "1" #else #ifdef __moxie__ #define REGISTER "8" #else #define REGISTER "0" #endif #endif void foo (int); void bar (int); static inline int source(void) { register int hardreg __asm__(REGISTER); asm("" : "=r"(hardreg)); return hardreg; } void test(void) { int t = source(); foo(t); bar(t); } /* Hardreg should appear exactly 3 times -- declaration, asm stmt, and copy out. */ /* { dg-final { scan-tree-dump-times "hardreg" 3 "optimized" } } */ /* In particular, hardreg should *not* appear in the call to bar. */ /* { dg-final { scan-tree-dump-times "bar \[(\]\[^\n\r\]*_.\[)\]" 1 "optimized" } } */