Mercurial > hg > CbC > CbC_gcc
comparison gcc/testsuite/gcc.target/powerpc/doloop-2.c @ 152:2b5abeee2509
update gcc11
| author | anatofuz |
|---|---|
| date | Mon, 25 May 2020 07:50:57 +0900 |
| parents | |
| children |
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| 145:1830386684a0 | 152:2b5abeee2509 |
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| 1 /* { dg-do compile } */ | |
| 2 /* { dg-options "-O2 -fno-unroll-loops" } */ | |
| 3 | |
| 4 unsigned int | |
| 5 foo1 (unsigned int l, int *a) | |
| 6 { | |
| 7 unsigned int i; | |
| 8 for(i = 0;i < l; i++) | |
| 9 a[i] = i; | |
| 10 return l; | |
| 11 } | |
| 12 | |
| 13 int | |
| 14 foo2 (int l, int *a) | |
| 15 { | |
| 16 int i; | |
| 17 for(i = 0;i < l; i++) | |
| 18 a[i] = i; | |
| 19 return l; | |
| 20 } | |
| 21 | |
| 22 /* The place where we were getting an extra -1 is when converting from 32bits | |
| 23 to 64bits as the ctr register is used as 64bits on powerpc64. We should be | |
| 24 able to do this loop without "add -1/zero_ext/add 1" to the l to get the | |
| 25 number of iterations of this loop still doing a do-loop. */ | |
| 26 | |
| 27 /* { dg-final { scan-assembler-not {(?n)\maddi .*,.*,-1$} } } */ | |
| 28 /* { dg-final { scan-assembler-times "bdnz" 2 } } */ | |
| 29 /* { dg-final { scan-assembler-times "mtctr" 2 } } */ |